Naperville (IL) Water Quality

Naperville is a large public water system in EPA region 5 that provides tap water for the 60540, 60564 - 60567 zip codes. It has 4 facilities where the water supply was tested for 75 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 38.1 µg/L. There were 1 contamintants found in the Naperville 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 (4)
11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (4)
17-alpha-ethynylestradiol (4)
17-beta-estradiol (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 (4)
2-propen-1-ol (Allyl Alcohol) (4)
4,8-dioxa-3H-perfluorononanoic acid (4)
4-androstene-3,17-dione (4)
9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (4)
alpha-hexachlorocyclohexane (4)
anatoxin-a (8)
bromochloromethane (Halon 1011) (4)
bromomethane (4)
Butylated Hydroxyanisole (4)
chlorate (8)
chlorodifluoromethane (HCFC-22) (4)
chloromethane (4)
chlorpyrifos (4)
chromium (8)
chromium-6 (8)
cobalt (8)
cylindrospermopsin (8)
dimethipin (4)
equilin (4)
estriol (4)
estrone (4)
ethoprop (4)
Germanium (4)
HAA5 (five regulated haloacetic acids) (32)
HAA6Br (six brominated haloacetic acids) (32)
HAA9 (nine haloacetic acids) (32)
hexafluoropropylene oxide dimer acid (GenX) (4)
lithium (4)
Manganese (4)
molybdenum (8)
N-ethyl perfluorooctanesulfonamidoacetic acid (4)
N-methyl perfluorooctanesulfonamidoacetic acid (4)
nonafluoro-3,6-dioxaheptanoic acid (4)
o-toluidine (4)
oxyfluorfen (4)
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 (4)
quinoline (4)
strontium (8)
tebuconazole (4)
testosterone (4)
total microcystins (8)
Total Permethrin (4)
tribufos (4)
vanadium (8)

1,1-dichloroethane (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

1,2,3-trichloropropane (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

1,3-butadiene (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.1 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.1 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.1 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.1 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

1,4-dioxane (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.07 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.07 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.07 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.07 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

1-butanol (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<2 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<2 µg/L

Below Reporting Level

8/14/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<2 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<2 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

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

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

17-alpha-ethynylestradiol (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0009 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0009 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0009 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0009 µg/L

Below Reporting Level

12/4/2013

11 years ago

Minimum Reporting Level: 0.0009 µg/L
Reference Level: ?

Contaminant Details

17-beta-estradiol (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0004 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0004 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0004 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0004 µg/L

Below Reporting Level

12/4/2013

11 years ago

Minimum Reporting Level: 0.0004 µg/L
Reference Level: ?

Contaminant Details

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

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

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

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

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

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

2-methoxyethanol (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.4 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.4 µg/L

Below Reporting Level

8/14/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.4 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.4 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

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

EP from CC #27

Consecutive Connection #27 ℹ️

<0.5 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.5 µg/L

Below Reporting Level

8/14/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.5 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.5 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

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

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

4-androstene-3,17-dione (4)

Delivery Structure 15A

Consecutive Connection ℹ️

0.0004 µg/L

⚠️ Exceeds Reporting Level of 0.0003 µg/L by 0.0001 µg/L

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.00032 µg/L

⚠️ Exceeds Reporting Level of 0.0003 µg/L by 2.0E-5 µg/L

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0003 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0003 µg/L

Below Reporting Level

12/4/2013

11 years ago

Minimum Reporting Level: 0.0003 µg/L
Reference Level: ?

Contaminant Details

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

EP from CC #27

Consecutive Connection #27 ℹ️

<0.002 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.002 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.002 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.002 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

alpha-hexachlorocyclohexane (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.01 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.01 µg/L

Below Reporting Level

10/15/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.01 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.01 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

anatoxin-a (8)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

7/23/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

7/9/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

6/25/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

6/11/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

5/21/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

5/7/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

4/23/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

4/9/2018

7 years ago

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

Contaminant Details

bromochloromethane (Halon 1011) (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.06 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.06 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.06 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.06 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

bromomethane (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.2 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.2 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.2 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.2 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

Butylated Hydroxyanisole (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

8/14/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

chlorate (8)

Delivery Structure 15A

Consecutive Connection ℹ️

30 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 10 µg/L

9/3/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

25 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 5 µg/L

9/3/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

<20 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<20 µg/L

Below Reporting Level

6/11/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

<20 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<20 µg/L

Below Reporting Level

3/12/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

<20 µg/L

Below Reporting Level

12/4/2013

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<20 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

chlorodifluoromethane (HCFC-22) (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.08 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.08 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.08 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.08 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

chloromethane (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.2 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.2 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.2 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.2 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

chlorpyrifos (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

10/15/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

chromium (8)

Delivery Structure 15A

Consecutive Connection ℹ️

0.4 µg/L

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

9/3/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

0.39 µg/L

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

9/3/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

0.26 µg/L

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

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.25 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.05 µg/L

6/11/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

0.24 µg/L

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

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.23 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.03 µg/L

3/12/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

0.28 µg/L

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

12/4/2013

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.21 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.01 µg/L

12/4/2013

11 years ago

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

Contaminant Details

chromium-6 (8)

2808 W. 103rd Street

Distribution System ℹ️

0.19 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.16 µg/L

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.18 µg/L

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

9/3/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

0.21 µg/L

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

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.21 µg/L

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

6/11/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

0.23 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.2 µg/L

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.23 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.2 µg/L

3/12/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

0.21 µg/L

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

12/4/2013

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.2 µg/L

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

12/4/2013

11 years ago

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

Contaminant Details

cobalt (8)

2808 W. 103rd Street

Distribution System ℹ️

<1 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<1 µg/L

Below Reporting Level

9/3/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

<1 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<1 µg/L

Below Reporting Level

6/11/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

<1 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<1 µg/L

Below Reporting Level

3/12/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

<1 µg/L

Below Reporting Level

12/4/2013

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<1 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

cylindrospermopsin (8)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.09 µg/L

Below Reporting Level

7/23/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.09 µg/L

Below Reporting Level

7/9/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.09 µg/L

Below Reporting Level

6/25/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.09 µg/L

Below Reporting Level

6/11/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.09 µg/L

Below Reporting Level

5/21/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.09 µg/L

Below Reporting Level

5/7/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.09 µg/L

Below Reporting Level

4/23/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.09 µg/L

Below Reporting Level

4/9/2018

7 years ago

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

Contaminant Details

dimethipin (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.2 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.2 µg/L

Below Reporting Level

10/15/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.2 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.2 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

equilin (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.004 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.004 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.004 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.004 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

estriol (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0008 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0008 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0008 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0008 µg/L

Below Reporting Level

12/4/2013

11 years ago

Minimum Reporting Level: 0.0008 µg/L
Reference Level: ?

Contaminant Details

estrone (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.002 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.002 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.002 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.002 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

ethoprop (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

10/15/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.03 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

Germanium (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

8/14/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

HAA5 (five regulated haloacetic acids) (32)

5204 Thatcher Dr.

Distribution System ℹ️

26.16 µg/L

Meets Reporting Threshold

11/6/2019

5 years ago

2808 W. 103rd St.

Distribution System ℹ️

23.88 µg/L

Meets Reporting Threshold

11/6/2019

5 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

22.58 µg/L

Meets Reporting Threshold

11/6/2019

5 years ago

535 Fairway Dr.

Distribution System ℹ️

20.28 µg/L

Meets Reporting Threshold

11/6/2019

5 years ago

1325 Galena Ct.

Distribution System ℹ️

19.98 µg/L

Meets Reporting Threshold

11/6/2019

5 years ago

1600 Shore Rd.

Distribution System ℹ️

19.53 µg/L

Meets Reporting Threshold

11/6/2019

5 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

17.35 µg/L

Meets Reporting Threshold

11/6/2019

5 years ago

1971 Brookdale Rd.

Distribution System ℹ️

15.64 µg/L

Meets Reporting Threshold

11/6/2019

5 years ago

1971 Brookdale Rd.

Distribution System ℹ️

38.1 µg/L

⚠️ Exceeds 50% of Reference Level

8/14/2019

6 years ago

535 Fairway Dr.

Distribution System ℹ️

35 µg/L

⚠️ Exceeds 50% of Reference Level

8/14/2019

6 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

21.15 µg/L

Meets Reporting Threshold

8/14/2019

6 years ago

2808 W. 103rd St.

Distribution System ℹ️

20.73 µg/L

Meets Reporting Threshold

8/14/2019

6 years ago

1600 Shore Rd.

Distribution System ℹ️

18.88 µg/L

Meets Reporting Threshold

8/14/2019

6 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

17.62 µg/L

Meets Reporting Threshold

8/14/2019

6 years ago

5204 Thatcher Dr.

Distribution System ℹ️

17.26 µg/L

Meets Reporting Threshold

8/14/2019

6 years ago

1325 Galena Ct.

Distribution System ℹ️

14.93 µg/L

Meets Reporting Threshold

8/14/2019

6 years ago

2808 W. 103rd St.

Distribution System ℹ️

21.46 µg/L

Meets Reporting Threshold

5/7/2019

6 years ago

5204 Thatcher Dr.

Distribution System ℹ️

19.9 µg/L

Meets Reporting Threshold

5/7/2019

6 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

18.95 µg/L

Meets Reporting Threshold

5/7/2019

6 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

17.6 µg/L

Meets Reporting Threshold

5/7/2019

6 years ago

1600 Shore Rd.

Distribution System ℹ️

16.75 µg/L

Meets Reporting Threshold

5/7/2019

6 years ago

1325 Galena Ct.

Distribution System ℹ️

15.92 µg/L

Meets Reporting Threshold

5/7/2019

6 years ago

535 Fairway Dr.

Distribution System ℹ️

14.72 µg/L

Meets Reporting Threshold

5/7/2019

6 years ago

1971 Brookdale Rd.

Distribution System ℹ️

14.3 µg/L

Meets Reporting Threshold

5/7/2019

6 years ago

2808 W. 103rd St.

Distribution System ℹ️

20.49 µg/L

Meets Reporting Threshold

2/5/2019

6 years ago

5204 Thatcher Dr.

Distribution System ℹ️

18.07 µg/L

Meets Reporting Threshold

2/5/2019

6 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

13.2 µg/L

Meets Reporting Threshold

2/5/2019

6 years ago

1600 Shore Rd.

Distribution System ℹ️

12.94 µg/L

Meets Reporting Threshold

2/5/2019

6 years ago

535 Fairway Dr.

Distribution System ℹ️

12.43 µg/L

Meets Reporting Threshold

2/5/2019

6 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

12.39 µg/L

Meets Reporting Threshold

2/5/2019

6 years ago

1325 Galena Ct.

Distribution System ℹ️

11.97 µg/L

Meets Reporting Threshold

2/5/2019

6 years ago

1971 Brookdale Rd.

Distribution System ℹ️

10.94 µg/L

Meets Reporting Threshold

2/5/2019

6 years ago

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

Contaminant Details

HAA6Br (six brominated haloacetic acids) (32)

5204 Thatcher Dr.

Distribution System ℹ️

13.36 µg/L

11/6/2019

5 years ago

2808 W. 103rd St.

Distribution System ℹ️

12.18 µg/L

11/6/2019

5 years ago

535 Fairway Dr.

Distribution System ℹ️

11.98 µg/L

11/6/2019

5 years ago

1600 Shore Rd.

Distribution System ℹ️

11.63 µg/L

11/6/2019

5 years ago

1325 Galena Ct.

Distribution System ℹ️

11.58 µg/L

11/6/2019

5 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

11.38 µg/L

11/6/2019

5 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

11.35 µg/L

11/6/2019

5 years ago

1971 Brookdale Rd.

Distribution System ℹ️

11.14 µg/L

11/6/2019

5 years ago

1971 Brookdale Rd.

Distribution System ℹ️

14.3 µg/L

8/14/2019

6 years ago

535 Fairway Dr.

Distribution System ℹ️

12.4 µg/L

8/14/2019

6 years ago

1600 Shore Rd.

Distribution System ℹ️

8.88 µg/L

8/14/2019

6 years ago

2808 W. 103rd St.

Distribution System ℹ️

8.63 µg/L

8/14/2019

6 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

8.05 µg/L

8/14/2019

6 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

7.82 µg/L

8/14/2019

6 years ago

5204 Thatcher Dr.

Distribution System ℹ️

7.46 µg/L

8/14/2019

6 years ago

1325 Galena Ct.

Distribution System ℹ️

6.43 µg/L

8/14/2019

6 years ago

5204 Thatcher Dr.

Distribution System ℹ️

11.5 µg/L

5/7/2019

6 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

11.5 µg/L

5/7/2019

6 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

11.15 µg/L

5/7/2019

6 years ago

2808 W. 103rd St.

Distribution System ℹ️

10.62 µg/L

5/7/2019

6 years ago

535 Fairway Dr.

Distribution System ℹ️

9.92 µg/L

5/7/2019

6 years ago

1325 Galena Ct.

Distribution System ℹ️

9.8 µg/L

5/7/2019

6 years ago

1600 Shore Rd.

Distribution System ℹ️

9.59 µg/L

5/7/2019

6 years ago

1971 Brookdale Rd.

Distribution System ℹ️

8.98 µg/L

5/7/2019

6 years ago

2808 W. 103rd St.

Distribution System ℹ️

11.79 µg/L

2/5/2019

6 years ago

1600 Shore Rd.

Distribution System ℹ️

11.24 µg/L

2/5/2019

6 years ago

5204 Thatcher Dr.

Distribution System ℹ️

10.27 µg/L

2/5/2019

6 years ago

1325 Galena Ct.

Distribution System ℹ️

9.57 µg/L

2/5/2019

6 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

9.4 µg/L

2/5/2019

6 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

9.09 µg/L

2/5/2019

6 years ago

535 Fairway Dr.

Distribution System ℹ️

8.83 µg/L

2/5/2019

6 years ago

1971 Brookdale Rd.

Distribution System ℹ️

8.64 µg/L

2/5/2019

6 years ago

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

Contaminant Details

HAA9 (nine haloacetic acids) (32)

5204 Thatcher Dr.

Distribution System ℹ️

37.96 µg/L

11/6/2019

5 years ago

2808 W. 103rd St.

Distribution System ℹ️

34.68 µg/L

11/6/2019

5 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

32.68 µg/L

11/6/2019

5 years ago

535 Fairway Dr.

Distribution System ℹ️

30.58 µg/L

11/6/2019

5 years ago

1325 Galena Ct.

Distribution System ℹ️

30.18 µg/L

11/6/2019

5 years ago

1600 Shore Rd.

Distribution System ℹ️

29.73 µg/L

11/6/2019

5 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

26.65 µg/L

11/6/2019

5 years ago

1971 Brookdale Rd.

Distribution System ℹ️

25.14 µg/L

11/6/2019

5 years ago

1971 Brookdale Rd.

Distribution System ℹ️

49.5 µg/L

8/14/2019

6 years ago

535 Fairway Dr.

Distribution System ℹ️

46.1 µg/L

8/14/2019

6 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

28.65 µg/L

8/14/2019

6 years ago

2808 W. 103rd St.

Distribution System ℹ️

28.63 µg/L

8/14/2019

6 years ago

1600 Shore Rd.

Distribution System ℹ️

27.18 µg/L

8/14/2019

6 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

24.92 µg/L

8/14/2019

6 years ago

5204 Thatcher Dr.

Distribution System ℹ️

24.26 µg/L

8/14/2019

6 years ago

1325 Galena Ct.

Distribution System ℹ️

21.03 µg/L

8/14/2019

6 years ago

2808 W. 103rd St.

Distribution System ℹ️

30.22 µg/L

5/7/2019

6 years ago

5204 Thatcher Dr.

Distribution System ℹ️

29.6 µg/L

5/7/2019

6 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

28.25 µg/L

5/7/2019

6 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

27.3 µg/L

5/7/2019

6 years ago

1600 Shore Rd.

Distribution System ℹ️

24.79 µg/L

5/7/2019

6 years ago

1325 Galena Ct.

Distribution System ℹ️

24 µg/L

5/7/2019

6 years ago

535 Fairway Dr.

Distribution System ℹ️

23.02 µg/L

5/7/2019

6 years ago

1971 Brookdale Rd.

Distribution System ℹ️

21.68 µg/L

5/7/2019

6 years ago

2808 W. 103rd St.

Distribution System ℹ️

31.39 µg/L

2/5/2019

6 years ago

5204 Thatcher Dr.

Distribution System ℹ️

27.47 µg/L

2/5/2019

6 years ago

1600 Shore Rd.

Distribution System ℹ️

23.44 µg/L

2/5/2019

6 years ago

3712 Plainfield/Naperville Rd.

Distribution System ℹ️

21.8 µg/L

2/5/2019

6 years ago

1325 Galena Ct.

Distribution System ℹ️

20.77 µg/L

2/5/2019

6 years ago

2035 S. Naper Blvd.

Distribution System ℹ️

20.69 µg/L

2/5/2019

6 years ago

535 Fairway Dr.

Distribution System ℹ️

20.43 µg/L

2/5/2019

6 years ago

1971 Brookdale Rd.

Distribution System ℹ️

18.84 µg/L

2/5/2019

6 years ago

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

Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

lithium (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<9 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<9 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<9 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<9 µg/L

Below Reporting Level

1/2/2024

22 months ago

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

Contaminant Details

Manganese (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.4 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.4 µg/L

Below Reporting Level

8/14/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.4 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.4 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

molybdenum (8)

2808 W. 103rd Street

Distribution System ℹ️

1.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.1 µg/L

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

1.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.1 µg/L

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

1.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.1 µg/L

6/11/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0 µg/L

6/11/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

1.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.1 µg/L

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<1 µg/L

Below Reporting Level

3/12/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

1.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.1 µg/L

12/4/2013

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0 µg/L

12/4/2013

11 years ago

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

Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

2/20/2024

20 months ago

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

Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.006 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.006 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.006 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.006 µg/L

Below Reporting Level

2/20/2024

20 months ago

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

Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.02 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.02 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.02 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.02 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

o-toluidine (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.007 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.007 µg/L

Below Reporting Level

8/14/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.007 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.007 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

oxyfluorfen (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.05 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.05 µg/L

Below Reporting Level

10/15/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.05 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.05 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

perfluoro-3-methoxypropanoic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

perfluoro-4-methoxybutanoic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

perfluorobutanesulfonic acid (8)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.09 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.09 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.09 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.09 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

perfluorobutanoic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.005 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

perfluorodecanoic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

perfluorododecanoic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

perfluoroheptanesulfonic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

perfluoroheptanoic acid (8)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.01 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.01 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.01 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.01 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

perfluorohexanesulfonic acid (8)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.03 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

perfluorohexanoic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

perfluorononanoic acid (8)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

1/29/2024

21 months ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.02 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.02 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.02 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.02 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

perfluorooctanesulfonic acid (8)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

1/29/2024

21 months ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.04 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.04 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.04 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.04 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

perfluorooctanoic acid (8)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

1/29/2024

21 months ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.02 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.02 µg/L

Below Reporting Level

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.02 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.02 µg/L

Below Reporting Level

12/4/2013

11 years ago

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

Contaminant Details

perfluoropentanesulfonic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.004 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

perfluoropentanoic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.003 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

perfluorotetradecanoic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.008 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.008 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.008 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.008 µg/L

Below Reporting Level

2/20/2024

20 months ago

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

Contaminant Details

perfluorotridecanoic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.007 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.007 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.007 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.007 µg/L

Below Reporting Level

2/20/2024

20 months ago

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

Contaminant Details

perfluoroundecanoic acid (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.002 µg/L

Below Reporting Level

10/1/2024

13 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.002 µg/L

Below Reporting Level

7/1/2024

16 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.002 µg/L

Below Reporting Level

4/1/2024

19 months ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.002 µg/L

Below Reporting Level

1/29/2024

21 months ago

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

Contaminant Details

profenofos (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

10/15/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

quinoline (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.02 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.02 µg/L

Below Reporting Level

8/14/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.02 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.02 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

strontium (8)

2808 W. 103rd Street

Distribution System ℹ️

130 µg/L

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

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

130 µg/L

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

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

120 µg/L

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

6/11/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

110 µg/L

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

6/11/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

120 µg/L

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

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

110 µg/L

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

3/12/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

120 µg/L

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

12/4/2013

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

110 µg/L

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

12/4/2013

11 years ago

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

Contaminant Details

tebuconazole (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.2 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.2 µg/L

Below Reporting Level

10/15/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.2 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.2 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

testosterone (4)

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0001 µg/L

Below Reporting Level

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.00014 µg/L

⚠️ Exceeds Reporting Level of 0.0001 µg/L by 4.0E-5 µg/L

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0001 µg/L

Below Reporting Level

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

<0.0001 µg/L

Below Reporting Level

12/4/2013

11 years ago

Minimum Reporting Level: 0.0001 µg/L
Reference Level: ?

Contaminant Details

total microcystins (8)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

7/23/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

7/9/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

6/25/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

6/11/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

5/21/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

5/7/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

4/23/2018

7 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.3 µg/L

Below Reporting Level

4/9/2018

7 years ago

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

Contaminant Details

Total Permethrin (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.04 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.04 µg/L

Below Reporting Level

10/15/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.04 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.04 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

tribufos (4)

EP from CC #27

Consecutive Connection #27 ℹ️

<0.07 µg/L

Below Reporting Level

11/6/2019

5 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.07 µg/L

Below Reporting Level

10/15/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.07 µg/L

Below Reporting Level

5/7/2019

6 years ago

EP from CC #27

Consecutive Connection #27 ℹ️

<0.07 µg/L

Below Reporting Level

2/5/2019

6 years ago

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

Contaminant Details

vanadium (8)

2808 W. 103rd Street

Distribution System ℹ️

0.39 µg/L

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

9/3/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.33 µg/L

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

9/3/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

0.25 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.05 µg/L

6/11/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.24 µg/L

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

6/11/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

0.26 µg/L

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

3/12/2014

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.25 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.05 µg/L

3/12/2014

11 years ago

2808 W. 103rd Street

Distribution System ℹ️

0.29 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.09 µg/L

12/4/2013

11 years ago

Delivery Structure 15A

Consecutive Connection ℹ️

0.2 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0 µg/L

12/4/2013

11 years ago

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

Contaminant Details

Sampling Facilities

Consecutive Connection #27
Surface Water (SW)

EP from CC #27Entry Point to the Distribution System (EP)

Distribution System
Surface Water (SW)

5204 Thatcher Dr.Distribution System (DS)

2035 S. Naper Blvd.Distribution System (DS)

1971 Brookdale Rd.Distribution System (DS)

535 Fairway Dr.Distribution System (DS)

2808 W. 103rd St.Distribution System (DS)

3712 Plainfield/Naperville Rd.Distribution System (DS)

1325 Galena Ct.Distribution System (DS)

1600 Shore Rd.Distribution System (DS)

Distribution System
Surface Water (SW)

2808 W. 103rd StreetMaximum Residence Time (MR)

Consecutive Connection
Surface Water (SW)

Delivery Structure 15AEntry Point to the Distribution System (EP)

FAQ

Is Naperville tap water safe to drink?

When was Naperville last tested for water contamination?

The latest water samples were taken on October 1st, 2024.

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 (4)

17-alpha-ethynylestradiol (4)

17-beta-estradiol (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 (4)

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

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

4-androstene-3,17-dione (4)

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

alpha-hexachlorocyclohexane (4)

anatoxin-a (8)

bromochloromethane (Halon 1011) (4)

bromomethane (4)

Butylated Hydroxyanisole (4)

chlorate (8)

chlorodifluoromethane (HCFC-22) (4)

chloromethane (4)

chlorpyrifos (4)

chromium (8)

chromium-6 (8)

cobalt (8)

cylindrospermopsin (8)

dimethipin (4)

equilin (4)

estriol (4)

estrone (4)

ethoprop (4)

Germanium (4)

HAA5 (five regulated haloacetic acids) (32)

HAA6Br (six brominated haloacetic acids) (32)

HAA9 (nine haloacetic acids) (32)

hexafluoropropylene oxide dimer acid (GenX) (4)

lithium (4)

Manganese (4)

molybdenum (8)

N-ethyl perfluorooctanesulfonamidoacetic acid (4)

N-methyl perfluorooctanesulfonamidoacetic acid (4)

nonafluoro-3,6-dioxaheptanoic acid (4)

o-toluidine (4)

oxyfluorfen (4)

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 (4)

quinoline (4)

strontium (8)

tebuconazole (4)

testosterone (4)

total microcystins (8)

Total Permethrin (4)

tribufos (4)

vanadium (8)

Sampling Facilities

Consecutive Connection #27 Surface Water (SW)

Distribution System Surface Water (SW)

Distribution System Surface Water (SW)

Consecutive Connection #27
Surface Water (SW)

Distribution System
Surface Water (SW)

Distribution System
Surface Water (SW)

Consecutive Connection
Surface Water (SW)