Dyer Water Department (IN) Water Quality

Dyer Water Department is a large public water system in EPA region 5 that provides tap water for the 46311 zip codes. It has 2 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 13.442 µg/L. The maximum reported level of Manganese was 1.29 µg/L. There were 2 contamintants found in the Dyer Water Department water supply at levels that were above the minimum reporting level.

Table of Contents
Contaminants
Facilities
FAQ

Contaminants

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

1,1-dichloroethane (4)

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

1,2,3-trichloropropane (4)

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

1,3-butadiene (4)

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.1 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.1 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.1 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.1 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

1,4-dioxane (4)

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.07 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.091 µg/L

⚠️ Exceeds Reporting Level of 0.07 µg/L by 0.021 µg/L

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.13 µg/L

⚠️ Exceeds Reporting Level of 0.07 µg/L by 0.06 µg/L

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.11 µg/L

⚠️ Exceeds Reporting Level of 0.07 µg/L by 0.04 µg/L

2/11/2014

11 years ago

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

Contaminant Details

1-butanol (4)

Entry Point from Hammond

Hammond Connection ℹ️

<2 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<2 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<2 µg/L

Below Reporting Level

6/18/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<2 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

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

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

1H,1H,2H,2H-perfluorodecane sulfonic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

1H,1H,2H,2H-perfluorohexane sulfonic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

1H,1H,2H,2H-perfluorooctane sulfonic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

2-methoxyethanol (4)

Entry Point from Hammond

Hammond Connection ℹ️

<0.4 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.4 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.4 µg/L

Below Reporting Level

6/18/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.4 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

2-propen-1-ol (Allyl Alcohol) (4)

Entry Point from Hammond

Hammond Connection ℹ️

<0.5 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.5 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.5 µg/L

Below Reporting Level

6/18/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.5 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

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

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

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

Entry Point from Hammond

Hammond Connection ℹ️

<0.002 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.002 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.002 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

alpha-hexachlorocyclohexane (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.01 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.01 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.01 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

anatoxin-a (8)

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

7/16/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

7/2/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

6/18/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

6/4/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

5/21/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

5/1/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

4/16/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

4/2/2018

7 years ago

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

Contaminant Details

bromochloromethane (Halon 1011) (4)

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.06 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.06 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.06 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.06 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

bromomethane (4)

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

Butylated Hydroxyanisole (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

6/18/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

chlorate (8)

14600 W. 81st Avenue

Distribution System ℹ️

<20 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<20 µg/L

Below Reporting Level

11/18/2014

10 years ago

14600 W. 81st Avenue

Distribution System ℹ️

<20 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<20 µg/L

Below Reporting Level

8/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

<20 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<20 µg/L

Below Reporting Level

5/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

<20 µg/L

Below Reporting Level

2/11/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<20 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

chlorodifluoromethane (HCFC-22) (4)

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.08 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.08 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.08 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.08 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

chloromethane (4)

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

chlorpyrifos (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

chromium (8)

14600 W. 81st Avenue

Distribution System ℹ️

0.35 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.15 µg/L

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.24 µg/L

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

11/18/2014

10 years ago

14600 W. 81st Avenue

Distribution System ℹ️

0.39 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.19 µg/L

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.38 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.18 µg/L

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.42 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.22 µg/L

5/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

0.39 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.19 µg/L

5/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

0.48 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.28 µg/L

2/11/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.39 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.19 µg/L

2/11/2014

11 years ago

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

Contaminant Details

chromium-6 (8)

14600 W. 81st Avenue

Distribution System ℹ️

0.15 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.12 µg/L

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.083 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.053 µg/L

11/18/2014

10 years ago

14600 W. 81st Avenue

Distribution System ℹ️

0.2 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.17 µg/L

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.18 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.15 µg/L

8/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

0.18 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.15 µg/L

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.17 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.14 µg/L

5/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

0.21 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.18 µg/L

2/11/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.2 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.17 µg/L

2/11/2014

11 years ago

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

Contaminant Details

cobalt (8)

14600 W. 81st Avenue

Distribution System ℹ️

<1 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<1 µg/L

Below Reporting Level

11/18/2014

10 years ago

14600 W. 81st Avenue

Distribution System ℹ️

<1 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<1 µg/L

Below Reporting Level

8/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

<1 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<1 µg/L

Below Reporting Level

5/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

<1 µg/L

Below Reporting Level

2/11/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<1 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

cylindrospermopsin (8)

Entry Point from Hammond

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

7/16/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

7/2/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

6/18/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

6/4/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

5/21/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

5/1/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

4/16/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

4/2/2018

7 years ago

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

Contaminant Details

dimethipin (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

ethoprop (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

Germanium (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

6/18/2018

7 years ago

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

Contaminant Details

HAA5 (five regulated haloacetic acids) (16)

2800 Enslen

Distribution System ℹ️

5.643 µg/L

Meets Reporting Threshold

12/4/2018

6 years ago

934 Tyler

Distribution System ℹ️

5.262 µg/L

Meets Reporting Threshold

12/4/2018

6 years ago

14800 81st Ave.

Distribution System ℹ️

3.72 µg/L

Meets Reporting Threshold

12/4/2018

6 years ago

3805 Woodhaven

Distribution System ℹ️

2.113 µg/L

Meets Reporting Threshold

12/4/2018

6 years ago

3805 Woodhaven

Distribution System ℹ️

11.849 µg/L

Meets Reporting Threshold

9/10/2018

6 years ago

14800 81st Ave.

Distribution System ℹ️

9.281 µg/L

Meets Reporting Threshold

9/10/2018

6 years ago

2800 Enslen

Distribution System ℹ️

8.775 µg/L

Meets Reporting Threshold

9/10/2018

6 years ago

934 Tyler

Distribution System ℹ️

8.211 µg/L

Meets Reporting Threshold

9/10/2018

6 years ago

14800 81st Ave.

Distribution System ℹ️

13.442 µg/L

Meets Reporting Threshold

6/18/2018

7 years ago

3805 Woodhaven

Distribution System ℹ️

13.037 µg/L

Meets Reporting Threshold

6/18/2018

7 years ago

2800 Enslen

Distribution System ℹ️

11.518 µg/L

Meets Reporting Threshold

6/18/2018

7 years ago

934 Tyler

Distribution System ℹ️

9.525 µg/L

Meets Reporting Threshold

6/18/2018

7 years ago

14800 81st Ave.

Distribution System ℹ️

5.478 µg/L

Meets Reporting Threshold

3/20/2018

7 years ago

934 Tyler

Distribution System ℹ️

5.323 µg/L

Meets Reporting Threshold

3/20/2018

7 years ago

3805 Woodhaven

Distribution System ℹ️

4.883 µg/L

Meets Reporting Threshold

3/20/2018

7 years ago

2800 Enslen

Distribution System ℹ️

4.624 µg/L

Meets Reporting Threshold

3/20/2018

7 years ago

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

Contaminant Details

HAA6Br (six brominated haloacetic acids) (16)

934 Tyler

Distribution System ℹ️

5.872 µg/L

12/4/2018

6 years ago

14800 81st Ave.

Distribution System ℹ️

4.76 µg/L

12/4/2018

6 years ago

2800 Enslen

Distribution System ℹ️

3.617 µg/L

12/4/2018

6 years ago

3805 Woodhaven

Distribution System ℹ️

2.622 µg/L

12/4/2018

6 years ago

934 Tyler

Distribution System ℹ️

6.462 µg/L

9/10/2018

6 years ago

2800 Enslen

Distribution System ℹ️

4.779 µg/L

9/10/2018

6 years ago

14800 81st Ave.

Distribution System ℹ️

4.777 µg/L

9/10/2018

6 years ago

3805 Woodhaven

Distribution System ℹ️

3.765 µg/L

9/10/2018

6 years ago

3805 Woodhaven

Distribution System ℹ️

7.607 µg/L

6/18/2018

7 years ago

934 Tyler

Distribution System ℹ️

7.273 µg/L

6/18/2018

7 years ago

2800 Enslen

Distribution System ℹ️

6.977 µg/L

6/18/2018

7 years ago

14800 81st Ave.

Distribution System ℹ️

6.956 µg/L

6/18/2018

7 years ago

14800 81st Ave.

Distribution System ℹ️

6.13 µg/L

3/20/2018

7 years ago

934 Tyler

Distribution System ℹ️

5.836 µg/L

3/20/2018

7 years ago

3805 Woodhaven

Distribution System ℹ️

5.272 µg/L

3/20/2018

7 years ago

2800 Enslen

Distribution System ℹ️

4.994 µg/L

3/20/2018

7 years ago

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

Contaminant Details

HAA9 (nine haloacetic acids) (16)

934 Tyler

Distribution System ℹ️

10.422 µg/L

12/4/2018

6 years ago

2800 Enslen

Distribution System ℹ️

9.26 µg/L

12/4/2018

6 years ago

14800 81st Ave.

Distribution System ℹ️

8.48 µg/L

12/4/2018

6 years ago

3805 Woodhaven

Distribution System ℹ️

4.735 µg/L

12/4/2018

6 years ago

3805 Woodhaven

Distribution System ℹ️

15.225 µg/L

9/10/2018

6 years ago

934 Tyler

Distribution System ℹ️

13.212 µg/L

9/10/2018

6 years ago

14800 81st Ave.

Distribution System ℹ️

13.197 µg/L

9/10/2018

6 years ago

2800 Enslen

Distribution System ℹ️

12.689 µg/L

9/10/2018

6 years ago

14800 81st Ave.

Distribution System ℹ️

19.016 µg/L

6/18/2018

7 years ago

3805 Woodhaven

Distribution System ℹ️

18.947 µg/L

6/18/2018

7 years ago

2800 Enslen

Distribution System ℹ️

16.977 µg/L

6/18/2018

7 years ago

934 Tyler

Distribution System ℹ️

15.223 µg/L

6/18/2018

7 years ago

14800 81st Ave.

Distribution System ℹ️

10.46 µg/L

3/20/2018

7 years ago

934 Tyler

Distribution System ℹ️

10.086 µg/L

3/20/2018

7 years ago

3805 Woodhaven

Distribution System ℹ️

9.372 µg/L

3/20/2018

7 years ago

2800 Enslen

Distribution System ℹ️

8.684 µg/L

3/20/2018

7 years ago

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

Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

lithium (4)

Entry Point from Hammond

Hammond Connection ℹ️

<9 µg/L

Below Reporting Level

5/13/2025

3 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<9 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<9 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<9 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

Manganese (3)

Entry Point from Hammond

Hammond Connection ℹ️

1.05 µg/L

Meets Reporting Threshold

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

1.29 µg/L

Meets Reporting Threshold

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

1.1 µg/L

Meets Reporting Threshold

6/18/2018

7 years ago

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

Contaminant Details

molybdenum (8)

EP @ Connection w/ Highlands

Hammond Connection ℹ️

1.4 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.4 µg/L

11/18/2014

10 years ago

14600 W. 81st Avenue

Distribution System ℹ️

1.3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.3 µg/L

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

1.3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.3 µg/L

8/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

1.2 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.2 µg/L

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

1.7 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.7 µg/L

5/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

1.6 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.6 µg/L

5/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

1.5 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.5 µg/L

2/11/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

1.4 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.4 µg/L

2/11/2014

11 years ago

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

Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (4)

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

6/3/2025

2 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (4)

Entry Point from Hammond

Hammond Connection ℹ️

<0.006 µg/L

Below Reporting Level

6/3/2025

2 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.006 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.006 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.006 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

o-toluidine (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.007 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.007 µg/L

Below Reporting Level

6/18/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.007 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

oxyfluorfen (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.05 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.05 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.05 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluoro-3-methoxypropanoic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluoro-4-methoxybutanoic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluorobutanesulfonic acid (7)

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.09 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

perfluorobutanoic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.005 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluorodecanoic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluorododecanoic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluoroheptanesulfonic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluoroheptanoic acid (7)

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.01 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.01 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.01 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.01 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

perfluorohexanesulfonic acid (7)

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.0654 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.0354 µg/L

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.03 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

perfluorohexanoic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluorononanoic acid (7)

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

8/20/2024

12 months ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

perfluorooctanesulfonic acid (7)

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

8/20/2024

12 months ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.04 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.0783 µg/L

⚠️ Exceeds Reporting Level of 0.04 µg/L by 0.0383 µg/L

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.04 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.04 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

perfluorooctanoic acid (7)

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

8/20/2024

12 months ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

2/11/2014

11 years ago

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

Contaminant Details

perfluoropentanesulfonic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.004 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluoropentanoic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.003 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluorotetradecanoic acid (4)

Entry Point from Hammond

Hammond Connection ℹ️

<0.008 µg/L

Below Reporting Level

6/3/2025

2 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.008 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.008 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.008 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluorotridecanoic acid (4)

Entry Point from Hammond

Hammond Connection ℹ️

<0.007 µg/L

Below Reporting Level

6/3/2025

2 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.007 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.007 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.007 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

perfluoroundecanoic acid (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.002 µg/L

Below Reporting Level

2/18/2025

6 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.002 µg/L

Below Reporting Level

11/13/2024

9 months ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.002 µg/L

Below Reporting Level

8/20/2024

12 months ago

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

Contaminant Details

profenofos (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

quinoline (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

6/18/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.02 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

strontium (8)

EP @ Connection w/ Highlands

Hammond Connection ℹ️

128 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 127.7 µg/L

11/18/2014

10 years ago

14600 W. 81st Avenue

Distribution System ℹ️

126 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 125.7 µg/L

11/18/2014

10 years ago

14600 W. 81st Avenue

Distribution System ℹ️

126 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 125.7 µg/L

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

123 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 122.7 µg/L

8/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

148 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 147.7 µg/L

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

140 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 139.7 µg/L

5/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

150 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 149.7 µg/L

2/11/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

141 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 140.7 µg/L

2/11/2014

11 years ago

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

Contaminant Details

tebuconazole (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.2 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

total microcystins (8)

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

7/16/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

7/2/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

6/18/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

6/4/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

5/21/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

5/1/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

4/16/2018

7 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.3 µg/L

Below Reporting Level

4/2/2018

7 years ago

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

Contaminant Details

Total Permethrin (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.04 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.04 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.04 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

tribufos (3)

Entry Point from Hammond

Hammond Connection ℹ️

<0.07 µg/L

Below Reporting Level

12/3/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.07 µg/L

Below Reporting Level

9/5/2018

6 years ago

Entry Point from Hammond

Hammond Connection ℹ️

<0.07 µg/L

Below Reporting Level

3/20/2018

7 years ago

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

Contaminant Details

vanadium (8)

14600 W. 81st Avenue

Distribution System ℹ️

0.32 µg/L

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

11/18/2014

10 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.22 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.02 µg/L

11/18/2014

10 years ago

14600 W. 81st Avenue

Distribution System ℹ️

0.42 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.22 µg/L

8/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.41 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.21 µg/L

8/13/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

0.33 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.13 µg/L

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.33 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.13 µg/L

5/13/2014

11 years ago

EP @ Connection w/ Highlands

Hammond Connection ℹ️

0.28 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.08 µg/L

2/11/2014

11 years ago

14600 W. 81st Avenue

Distribution System ℹ️

0.27 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.07 µg/L

2/11/2014

11 years ago

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

Contaminant Details

Sampling Facilities

Hammond Connection
Surface Water (SW)

Entry Point from HammondEntry Point to the Distribution System (EP)

EP @ Connection w/ HighlandsEntry Point to the Distribution System (EP)

Distribution System
Surface Water (SW)

934 TylerDistribution System (DS)

14800 81st Ave.Distribution System (DS)

2800 EnslenDistribution System (DS)

3805 WoodhavenDistribution System (DS)

14600 W. 81st AvenueMaximum Residence Time (MR)

FAQ

Is Dyer Water Department tap water safe to drink?

When was Dyer Water Department last tested for water contamination?

The latest water samples were taken on June 3rd, 2025.

Contaminants

1,1-dichloroethane (4)

1,2,3-trichloropropane (4)

1,3-butadiene (4)

1,4-dioxane (4)

1-butanol (4)

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

1H,1H,2H,2H-perfluorodecane sulfonic acid (3)

1H,1H,2H,2H-perfluorohexane sulfonic acid (3)

1H,1H,2H,2H-perfluorooctane sulfonic acid (3)

2-methoxyethanol (4)

2-propen-1-ol (Allyl Alcohol) (4)

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

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

alpha-hexachlorocyclohexane (3)

anatoxin-a (8)

bromochloromethane (Halon 1011) (4)

bromomethane (4)

Butylated Hydroxyanisole (3)

chlorate (8)

chlorodifluoromethane (HCFC-22) (4)

chloromethane (4)

chlorpyrifos (3)

chromium (8)

chromium-6 (8)

cobalt (8)

cylindrospermopsin (8)

dimethipin (3)

ethoprop (3)

Germanium (3)

HAA5 (five regulated haloacetic acids) (16)

HAA6Br (six brominated haloacetic acids) (16)

HAA9 (nine haloacetic acids) (16)

hexafluoropropylene oxide dimer acid (GenX) (3)

lithium (4)

Manganese (3)

molybdenum (8)

N-ethyl perfluorooctanesulfonamidoacetic acid (4)

N-methyl perfluorooctanesulfonamidoacetic acid (4)

nonafluoro-3,6-dioxaheptanoic acid (3)

o-toluidine (3)

oxyfluorfen (3)

perfluoro(2-ethoxyethane)sulfonic acid (3)

perfluoro-3-methoxypropanoic acid (3)

perfluoro-4-methoxybutanoic acid (3)

perfluorobutanesulfonic acid (7)

perfluorobutanoic acid (3)

perfluorodecanoic acid (3)

perfluorododecanoic acid (3)

perfluoroheptanesulfonic acid (3)

perfluoroheptanoic acid (7)

perfluorohexanesulfonic acid (7)

perfluorohexanoic acid (3)

perfluorononanoic acid (7)

perfluorooctanesulfonic acid (7)

perfluorooctanoic acid (7)

perfluoropentanesulfonic acid (3)

perfluoropentanoic acid (3)

perfluorotetradecanoic acid (4)

perfluorotridecanoic acid (4)

perfluoroundecanoic acid (3)

profenofos (3)

quinoline (3)

strontium (8)

tebuconazole (3)

total microcystins (8)

Total Permethrin (3)

tribufos (3)

vanadium (8)

Sampling Facilities

Hammond Connection Surface Water (SW)

Distribution System Surface Water (SW)

FAQ

Is Dyer Water Department tap water safe to drink?

When was Dyer Water Department last tested for water contamination?

Hammond Connection
Surface Water (SW)

Distribution System
Surface Water (SW)