Milcrofton Utility District (TN) Water Quality

Milcrofton Utility District is a large public water system in EPA region 4 that provides tap water for the 37046, 37067 zip codes. It has 5 facilities where the water supply was tested for 68 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 47.306 µg/L. The maximum reported level of Manganese was 3.22 µg/L. There were 2 contamintants found in the Milcrofton Utility District water supply at levels that were above the minimum reporting level.

Table of Contents
Contaminants
Facilities
FAQ

Contaminants

Jump To Contaminant
1,1-dichloroethane (4)
1,2,3-trichloropropane (4)
1,3-butadiene (4)
1,4-dioxane (4)
1-butanol (8)
11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (4)
1H,1H,2H,2H-perfluorodecane sulfonic acid (4)
1H,1H,2H,2H-perfluorohexane sulfonic acid (4)
1H,1H,2H,2H-perfluorooctane sulfonic acid (4)
2-methoxyethanol (8)
2-propen-1-ol (Allyl Alcohol) (8)
4,8-dioxa-3H-perfluorononanoic acid (4)
9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (4)
alpha-hexachlorocyclohexane (8)
anatoxin-a (14)
bromochloromethane (Halon 1011) (4)
bromomethane (4)
Butylated Hydroxyanisole (7)
chlorate (8)
chlorodifluoromethane (HCFC-22) (4)
chloromethane (4)
chlorpyrifos (8)
chromium (8)
chromium-6 (8)
cobalt (8)
cylindrospermopsin (14)
dimethipin (8)
ethoprop (8)
Germanium (8)
HAA5 (five regulated haloacetic acids) (16)
HAA6Br (six brominated haloacetic acids) (16)
HAA9 (nine haloacetic acids) (16)
hexafluoropropylene oxide dimer acid (GenX) (4)
lithium (4)
Manganese (8)
molybdenum (8)
N-ethyl perfluorooctanesulfonamidoacetic acid (4)
N-methyl perfluorooctanesulfonamidoacetic acid (4)
nonafluoro-3,6-dioxaheptanoic acid (4)
o-toluidine (7)
oxyfluorfen (8)
perfluoro(2-ethoxyethane)sulfonic acid (4)
perfluoro-3-methoxypropanoic acid (4)
perfluoro-4-methoxybutanoic acid (4)
perfluorobutanesulfonic acid (8)
perfluorobutanoic acid (4)
perfluorodecanoic acid (4)
perfluorododecanoic acid (4)
perfluoroheptanesulfonic acid (4)
perfluoroheptanoic acid (8)
perfluorohexanesulfonic acid (8)
perfluorohexanoic acid (4)
perfluorononanoic acid (8)
perfluorooctanesulfonic acid (8)
perfluorooctanoic acid (8)
perfluoropentanesulfonic acid (4)
perfluoropentanoic acid (4)
perfluorotetradecanoic acid (4)
perfluorotridecanoic acid (4)
perfluoroundecanoic acid (4)
profenofos (8)
quinoline (7)
strontium (8)
tebuconazole (8)
total microcystins (14)
Total Permethrin (8)
tribufos (8)
vanadium (8)

1,1-dichloroethane (4)

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

1,2,3-trichloropropane (4)

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

1,3-butadiene (4)

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.1 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.1 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.1 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.1 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.1 µg/L
Reference Level: ?

Contaminant Details

1,4-dioxane (4)

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.07 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.07 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.07 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.07 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.07 µg/L
Reference Level: ?

Contaminant Details

1-butanol (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<2 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<2 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<2 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<2 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<2 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<2 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<2 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<2 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 2 µg/L
Reference Level: 700 µg/L

Contaminant Details

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

1H,1H,2H,2H-perfluorodecane sulfonic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

1H,1H,2H,2H-perfluorohexane sulfonic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

1H,1H,2H,2H-perfluorooctane sulfonic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

2-methoxyethanol (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.4 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.4 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.4 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.4 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.4 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.4 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.4 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.4 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.4 µg/L
Reference Level: 21 µg/L

Contaminant Details

2-propen-1-ol (Allyl Alcohol) (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.5 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.5 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.5 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.5 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.5 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.5 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.5 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.5 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.5 µg/L
Reference Level: 35 µg/L

Contaminant Details

4,8-dioxa-3H-perfluorononanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.002 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.002 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.002 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.002 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.002 µg/L
Reference Level: ?

Contaminant Details

alpha-hexachlorocyclohexane (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.01 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.01 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.01 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.01 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.01 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.01 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.01 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.01 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.01 µg/L
Reference Level: 0.006 µg/L

Contaminant Details

anatoxin-a (14)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

10/14/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

10/14/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

10/1/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

10/1/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

9/16/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

9/16/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

9/3/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

9/3/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

8/5/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

8/5/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

7/1/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

7/1/2019

7 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

bromochloromethane (Halon 1011) (4)

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.06 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.06 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.06 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.06 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.06 µg/L
Reference Level: ?

Contaminant Details

bromomethane (4)

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

Butylated Hydroxyanisole (7)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

6/11/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

6/11/2018

8 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

chlorate (8)

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<20 µg/L

Below Reporting Level

10/27/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<20 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<20 µg/L

Below Reporting Level

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<20 µg/L

Below Reporting Level

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<20 µg/L

Below Reporting Level

4/22/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<20 µg/L

Below Reporting Level

4/21/2014

12 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

24 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 4 µg/L

1/20/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<20 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 20 µg/L
Reference Level: ?

Contaminant Details

chlorodifluoromethane (HCFC-22) (4)

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.08 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.08 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.08 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.08 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.08 µg/L
Reference Level: ?

Contaminant Details

chloromethane (4)

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

chlorpyrifos (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: 2 µg/L

Contaminant Details

chromium (8)

6880 Bizzell-Howell Road

Distribution System ℹ️

0.24 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.04 µg/L

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

4/22/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

1/20/2014

12 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

chromium-6 (8)

6880 Bizzell-Howell Road

Distribution System ℹ️

0.1 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.07 µg/L

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

0.064 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.034 µg/L

10/27/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

0.11 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.08 µg/L

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

0.077 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.047 µg/L

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

0.11 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.08 µg/L

4/22/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

0.095 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.065 µg/L

4/21/2014

12 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

0.1 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.07 µg/L

1/20/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

0.071 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.041 µg/L

1/20/2014

12 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

cobalt (8)

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<1 µg/L

Below Reporting Level

10/27/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<1 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<1 µg/L

Below Reporting Level

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<1 µg/L

Below Reporting Level

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<1 µg/L

Below Reporting Level

4/22/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<1 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<1 µg/L

Below Reporting Level

1/20/2014

12 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<1 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

cylindrospermopsin (14)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

10/14/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

10/14/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

10/1/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

10/1/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

9/16/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

9/16/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

9/3/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

9/3/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

8/19/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

8/19/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

8/5/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

8/5/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

7/1/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.09 µg/L

Below Reporting Level

7/1/2019

7 years ago

Minimum Reporting Level: 0.09 µg/L
Reference Level: 0.7 µg/L

Contaminant Details

dimethipin (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: 140 µg/L

Contaminant Details

ethoprop (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: 1.14 µg/L

Contaminant Details

Germanium (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: ?

Contaminant Details

HAA5 (five regulated haloacetic acids) (16)

6798 Arno-Allisona

Distribution System ℹ️

42.687 µg/L

⚠️ Exceeds 50% of Reference Level

2/11/2019

7 years ago

6880 Bizzell Howell

Distribution System ℹ️

41.609 µg/L

⚠️ Exceeds 50% of Reference Level

2/11/2019

7 years ago

3085 Oxford Glen

Distribution System ℹ️

23.68 µg/L

Meets Reporting Threshold

2/11/2019

7 years ago

4529 Gosey Hill

Distribution System ℹ️

23.43 µg/L

Meets Reporting Threshold

2/11/2019

7 years ago

4529 Gosey Hill

Distribution System ℹ️

33.82 µg/L

⚠️ Exceeds 50% of Reference Level

11/13/2018

7 years ago

6798 Arno-Allisona

Distribution System ℹ️

28.364 µg/L

Meets Reporting Threshold

11/13/2018

7 years ago

3085 Oxford Glen

Distribution System ℹ️

28.014 µg/L

Meets Reporting Threshold

11/13/2018

7 years ago

6880 Bizzell Howell

Distribution System ℹ️

27.03 µg/L

Meets Reporting Threshold

11/13/2018

7 years ago

4529 Gosey Hill

Distribution System ℹ️

47.306 µg/L

⚠️ Exceeds 50% of Reference Level

8/20/2018

7 years ago

3085 Oxford Glen

Distribution System ℹ️

33.213 µg/L

⚠️ Exceeds 50% of Reference Level

8/20/2018

7 years ago

6880 Bizzell Howell

Distribution System ℹ️

31.968 µg/L

⚠️ Exceeds 50% of Reference Level

8/20/2018

7 years ago

6798 Arno-Allisona

Distribution System ℹ️

26.252 µg/L

Meets Reporting Threshold

8/20/2018

7 years ago

6880 Bizzell Howell

Distribution System ℹ️

35.386 µg/L

⚠️ Exceeds 50% of Reference Level

5/22/2018

8 years ago

6798 Arno-Allisona

Distribution System ℹ️

35.119 µg/L

⚠️ Exceeds 50% of Reference Level

5/22/2018

8 years ago

4529 Gosey Hill

Distribution System ℹ️

24.695 µg/L

Meets Reporting Threshold

5/22/2018

8 years ago

3085 Oxford Glen

Distribution System ℹ️

18.186 µg/L

Meets Reporting Threshold

5/22/2018

8 years ago

Minimum Reporting Level: 0.5 µg/L
Reference Level: 60 µg/L

Contaminant Details

HAA6Br (six brominated haloacetic acids) (16)

6798 Arno-Allisona

Distribution System ℹ️

11.271 µg/L

2/11/2019

7 years ago

6880 Bizzell Howell

Distribution System ℹ️

9.974 µg/L

2/11/2019

7 years ago

4529 Gosey Hill

Distribution System ℹ️

7.06 µg/L

2/11/2019

7 years ago

3085 Oxford Glen

Distribution System ℹ️

6.11 µg/L

2/11/2019

7 years ago

4529 Gosey Hill

Distribution System ℹ️

7.5 µg/L

11/13/2018

7 years ago

3085 Oxford Glen

Distribution System ℹ️

7.228 µg/L

11/13/2018

7 years ago

6798 Arno-Allisona

Distribution System ℹ️

7.189 µg/L

11/13/2018

7 years ago

6880 Bizzell Howell

Distribution System ℹ️

5.841 µg/L

11/13/2018

7 years ago

4529 Gosey Hill

Distribution System ℹ️

12.11 µg/L

8/20/2018

7 years ago

3085 Oxford Glen

Distribution System ℹ️

10.593 µg/L

8/20/2018

7 years ago

6798 Arno-Allisona

Distribution System ℹ️

8.208 µg/L

8/20/2018

7 years ago

6880 Bizzell Howell

Distribution System ℹ️

8.119 µg/L

8/20/2018

7 years ago

6798 Arno-Allisona

Distribution System ℹ️

7.684 µg/L

5/22/2018

8 years ago

6880 Bizzell Howell

Distribution System ℹ️

7.671 µg/L

5/22/2018

8 years ago

4529 Gosey Hill

Distribution System ℹ️

7.244 µg/L

5/22/2018

8 years ago

3085 Oxford Glen

Distribution System ℹ️

6.082 µg/L

5/22/2018

8 years ago

Minimum Reporting Level: 0 µg/L
Reference Level: ?

Contaminant Details

HAA9 (nine haloacetic acids) (16)

6798 Arno-Allisona

Distribution System ℹ️

50.561 µg/L

2/11/2019

7 years ago

6880 Bizzell Howell

Distribution System ℹ️

49.954 µg/L

2/11/2019

7 years ago

4529 Gosey Hill

Distribution System ℹ️

28.99 µg/L

2/11/2019

7 years ago

3085 Oxford Glen

Distribution System ℹ️

28.53 µg/L

2/11/2019

7 years ago

4529 Gosey Hill

Distribution System ℹ️

40.72 µg/L

11/13/2018

7 years ago

6798 Arno-Allisona

Distribution System ℹ️

35.249 µg/L

11/13/2018

7 years ago

3085 Oxford Glen

Distribution System ℹ️

34.768 µg/L

11/13/2018

7 years ago

6880 Bizzell Howell

Distribution System ℹ️

32.871 µg/L

11/13/2018

7 years ago

4529 Gosey Hill

Distribution System ℹ️

56.53 µg/L

8/20/2018

7 years ago

3085 Oxford Glen

Distribution System ℹ️

41.223 µg/L

8/20/2018

7 years ago

6880 Bizzell Howell

Distribution System ℹ️

38.989 µg/L

8/20/2018

7 years ago

6798 Arno-Allisona

Distribution System ℹ️

33.388 µg/L

8/20/2018

7 years ago

6880 Bizzell Howell

Distribution System ℹ️

42.571 µg/L

5/22/2018

8 years ago

6798 Arno-Allisona

Distribution System ℹ️

42.284 µg/L

5/22/2018

8 years ago

4529 Gosey Hill

Distribution System ℹ️

31.444 µg/L

5/22/2018

8 years ago

3085 Oxford Glen

Distribution System ℹ️

23.822 µg/L

5/22/2018

8 years ago

Minimum Reporting Level: 0 µg/L
Reference Level: ?

Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

lithium (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<9 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<9 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<9 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<9 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 9 µg/L
Reference Level: ?

Contaminant Details

Manganese (8)

Entry Point to Dist. System

Mallory Valley Connection ℹ️

1.3 µg/L

Meets Reporting Threshold

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

0.826 µg/L

Meets Reporting Threshold

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

0.58 µg/L

Meets Reporting Threshold

11/13/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

0.497 µg/L

Meets Reporting Threshold

11/13/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

3.22 µg/L

Meets Reporting Threshold

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

0.672 µg/L

Meets Reporting Threshold

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

2.17 µg/L

Meets Reporting Threshold

5/22/2018

8 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

0.9 µg/L

Meets Reporting Threshold

5/22/2018

8 years ago

Minimum Reporting Level: 0.4 µg/L
Reference Level: 300 µg/L

Contaminant Details

molybdenum (8)

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<1 µg/L

Below Reporting Level

10/27/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<1 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<1 µg/L

Below Reporting Level

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<1 µg/L

Below Reporting Level

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<1 µg/L

Below Reporting Level

4/22/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<1 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<1 µg/L

Below Reporting Level

1/20/2014

12 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<1 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.006 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.006 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.006 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.006 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.006 µg/L
Reference Level: ?

Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.02 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.02 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.02 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.02 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.02 µg/L
Reference Level: ?

Contaminant Details

o-toluidine (7)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.007 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.007 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.007 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.007 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.007 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.007 µg/L

Below Reporting Level

6/11/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.007 µg/L

Below Reporting Level

6/11/2018

8 years ago

Minimum Reporting Level: 0.007 µg/L
Reference Level: ?

Contaminant Details

oxyfluorfen (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.05 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.05 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.05 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.05 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.05 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.05 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.05 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.05 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.05 µg/L
Reference Level: 200 µg/L

Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoro-3-methoxypropanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoro-4-methoxybutanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorobutanesulfonic acid (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.09 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.09 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.09 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.09 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorobutanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.005 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

perfluorodecanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorododecanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoroheptanesulfonic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoroheptanoic acid (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.01 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.01 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.01 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.01 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorohexanesulfonic acid (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.03 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorohexanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorononanoic acid (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

1/2/2025

18 months ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.02 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.02 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.02 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.02 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluorooctanesulfonic acid (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

1/2/2025

18 months ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.04 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.04 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.04 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.04 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluorooctanoic acid (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

1/2/2025

18 months ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.02 µg/L

Below Reporting Level

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.02 µg/L

Below Reporting Level

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.02 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.02 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoropentanesulfonic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.004 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoropentanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.003 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorotetradecanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.008 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.008 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.008 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.008 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.008 µg/L
Reference Level: ?

Contaminant Details

perfluorotridecanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.007 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.007 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.007 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.007 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.007 µg/L
Reference Level: ?

Contaminant Details

perfluoroundecanoic acid (4)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.002 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.002 µg/L

Below Reporting Level

4/1/2025

15 months ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.002 µg/L

Below Reporting Level

1/2/2025

18 months ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.002 µg/L

Below Reporting Level

1/2/2025

18 months ago

Minimum Reporting Level: 0.002 µg/L
Reference Level: ?

Contaminant Details

profenofos (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: 0.3 µg/L

Contaminant Details

quinoline (7)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.02 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.02 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.02 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.02 µg/L

Below Reporting Level

11/13/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.02 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.02 µg/L

Below Reporting Level

6/11/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.02 µg/L

Below Reporting Level

6/11/2018

8 years ago

Minimum Reporting Level: 0.02 µg/L
Reference Level: 0.01 µg/L

Contaminant Details

strontium (8)

6880 Bizzell-Howell Road

Distribution System ℹ️

120 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 119.7 µg/L

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

100 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 99.7 µg/L

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

130 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 129.7 µg/L

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

130 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 129.7 µg/L

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

110 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 109.7 µg/L

4/22/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

110 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 109.7 µg/L

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

100 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 99.7 µg/L

1/20/2014

12 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

99 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 98.7 µg/L

1/20/2014

12 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: ?

Contaminant Details

tebuconazole (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: 190 µg/L

Contaminant Details

total microcystins (14)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

10/14/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

10/14/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

10/1/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

10/1/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

9/16/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

9/16/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

9/3/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

9/3/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

8/19/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

8/19/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

8/5/2019

6 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

8/5/2019

6 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

7/1/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.3 µg/L

Below Reporting Level

7/1/2019

7 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: ?

Contaminant Details

Total Permethrin (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.04 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.04 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.04 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.04 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.04 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.04 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.04 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.04 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.04 µg/L
Reference Level: 3.344 µg/L

Contaminant Details

tribufos (8)

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.07 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.07 µg/L

Below Reporting Level

2/11/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.07 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.07 µg/L

Below Reporting Level

1/21/2019

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.07 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.07 µg/L

Below Reporting Level

8/20/2018

7 years ago

Entry Point to Dist. System

Harpeth Valley Connection ℹ️

<0.07 µg/L

Below Reporting Level

5/22/2018

8 years ago

Entry Point to Dist. System

Mallory Valley Connection ℹ️

<0.07 µg/L

Below Reporting Level

5/22/2018

8 years ago

Minimum Reporting Level: 0.07 µg/L
Reference Level: 0.6 µg/L

Contaminant Details

vanadium (8)

6880 Bizzell-Howell Road

Distribution System ℹ️

0.26 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.06 µg/L

10/27/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

10/27/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

0.37 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.17 µg/L

7/21/2014

11 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

0.32 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.12 µg/L

7/21/2014

11 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

4/22/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

4/21/2014

12 years ago

EPTDS from Harpeth Valley Water

Harpeth Valley Water Intertie ℹ️

<0.2 µg/L

Below Reporting Level

1/20/2014

12 years ago

6880 Bizzell-Howell Road

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

1/20/2014

12 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

Sampling Facilities

Harpeth Valley Connection
Surface Water (SW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Mallory Valley Connection
Surface Water (SW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Distribution System
Surface Water (SW)

6880 Bizzell HowellDistribution System (DS)

3085 Oxford GlenDistribution System (DS)

4529 Gosey HillDistribution System (DS)

6798 Arno-AllisonaDistribution System (DS)

Harpeth Valley Water Intertie
Surface Water (SW)

EPTDS from Harpeth Valley WaterEntry Point to the Distribution System (EP)

Distribution System
Surface Water (SW)

6880 Bizzell-Howell RoadMaximum Residence Time (MR)

FAQ

Is Milcrofton Utility District tap water safe to drink?

When was Milcrofton Utility District last tested for water contamination?

The latest water samples were taken on April 1st, 2025.

Contaminants

1,1-dichloroethane (4)

1,2,3-trichloropropane (4)

1,3-butadiene (4)

1,4-dioxane (4)

1-butanol (8)

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (4)

1H,1H,2H,2H-perfluorodecane sulfonic acid (4)

1H,1H,2H,2H-perfluorohexane sulfonic acid (4)

1H,1H,2H,2H-perfluorooctane sulfonic acid (4)

2-methoxyethanol (8)

2-propen-1-ol (Allyl Alcohol) (8)

4,8-dioxa-3H-perfluorononanoic acid (4)

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (4)

alpha-hexachlorocyclohexane (8)

anatoxin-a (14)

bromochloromethane (Halon 1011) (4)

bromomethane (4)

Butylated Hydroxyanisole (7)

chlorate (8)

chlorodifluoromethane (HCFC-22) (4)

chloromethane (4)

chlorpyrifos (8)

chromium (8)

chromium-6 (8)

cobalt (8)

cylindrospermopsin (14)

dimethipin (8)

ethoprop (8)

Germanium (8)

HAA5 (five regulated haloacetic acids) (16)

HAA6Br (six brominated haloacetic acids) (16)

HAA9 (nine haloacetic acids) (16)

hexafluoropropylene oxide dimer acid (GenX) (4)

lithium (4)

Manganese (8)

molybdenum (8)

N-ethyl perfluorooctanesulfonamidoacetic acid (4)

N-methyl perfluorooctanesulfonamidoacetic acid (4)

nonafluoro-3,6-dioxaheptanoic acid (4)

o-toluidine (7)

oxyfluorfen (8)

perfluoro(2-ethoxyethane)sulfonic acid (4)

perfluoro-3-methoxypropanoic acid (4)

perfluoro-4-methoxybutanoic acid (4)

perfluorobutanesulfonic acid (8)

perfluorobutanoic acid (4)

perfluorodecanoic acid (4)

perfluorododecanoic acid (4)

perfluoroheptanesulfonic acid (4)

perfluoroheptanoic acid (8)

perfluorohexanesulfonic acid (8)

perfluorohexanoic acid (4)

perfluorononanoic acid (8)

perfluorooctanesulfonic acid (8)

perfluorooctanoic acid (8)

perfluoropentanesulfonic acid (4)

perfluoropentanoic acid (4)

perfluorotetradecanoic acid (4)

perfluorotridecanoic acid (4)

perfluoroundecanoic acid (4)

profenofos (8)

quinoline (7)

strontium (8)

tebuconazole (8)

total microcystins (14)

Total Permethrin (8)

tribufos (8)

vanadium (8)

Sampling Facilities

Harpeth Valley Connection Surface Water (SW)

Mallory Valley Connection Surface Water (SW)

Distribution System Surface Water (SW)

Harpeth Valley Water Intertie Surface Water (SW)

Distribution System Surface Water (SW)

FAQ

Is Milcrofton Utility District tap water safe to drink?

When was Milcrofton Utility District last tested for water contamination?

Harpeth Valley Connection
Surface Water (SW)

Mallory Valley Connection
Surface Water (SW)

Distribution System
Surface Water (SW)

Harpeth Valley Water Intertie
Surface Water (SW)

Distribution System
Surface Water (SW)