City of Ithaca (NY) Water Quality

City of Ithaca is a large public water system in EPA region 2 that provides tap water for the 14850 zip codes. It has 4 facilities where the water supply was tested for 78 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 36.82 µg/L. The maximum reported level of Manganese was 2 µg/L. There were 2 contamintants found in the City of Ithaca 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 (3)
1-butanol (4)
11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (4)
1H,1H,2H,2H-perfluorodecane sulfonic acid (4)
1H,1H,2H,2H-perfluorohexane sulfonic acid (4)
1H,1H,2H,2H-perfluorooctane sulfonic acid (4)
2,4-dinitrotoluene (2)
2,6-dinitrotoluene (2)
2-methoxyethanol (4)
2-propen-1-ol (Allyl Alcohol) (4)
4,4'-dichloro dichlorophenyl ethylene (DDE) (2)
4,8-dioxa-3H-perfluorononanoic acid (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)
dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (2)
ethoprop (4)
Germanium (4)
HAA5 (five regulated haloacetic acids) (16)
HAA6Br (six brominated haloacetic acids) (16)
HAA9 (nine haloacetic acids) (16)
hexafluoropropylene oxide dimer acid (GenX) (4)
lithium (4)
Manganese (4)
methyl-tertiary-butyl-ether (MTBE) (2)
molinate (2)
molybdenum (8)
N-ethyl perfluorooctanesulfonamidoacetic acid (4)
N-methyl perfluorooctanesulfonamidoacetic acid (4)
nitrobenzene (2)
nonafluoro-3,6-dioxaheptanoic acid (4)
o-toluidine (4)
oxyfluorfen (4)
perchlorate (3)
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)
s-ethyl-dipropylthiocarbamate (EPTC) (2)
strontium (8)
tebuconazole (4)
terbacil (2)
total microcystins (8)
Total Permethrin (4)
tribufos (4)
vanadium (8)

1,1-dichloroethane (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

1,2,3-trichloropropane (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

1,3-butadiene (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.1 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.1 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.1 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.1 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

1,4-dioxane (3)

Clearwell Effluent

Ithaca WTP ℹ️

<0.07 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.07 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.07 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

1-butanol (4)

Clearwell Effluent

Ithaca WTP ℹ️

<2 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<2 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<2 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<2 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

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

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

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

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

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

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

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

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

2,4-dinitrotoluene (2)

ITHACA WTP EP001

ITHACA WTP ℹ️

<2 µg/L

Below Reporting Level

4/3/2002

24 years ago

ITHACA WTP EP001

ITHACA WTP ℹ️

<2 µg/L

Below Reporting Level

1/16/2002

24 years ago

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

Contaminant Details

2,6-dinitrotoluene (2)

ITHACA WTP EP001

ITHACA WTP ℹ️

<2 µg/L

Below Reporting Level

4/3/2002

24 years ago

ITHACA WTP EP001

ITHACA WTP ℹ️

<2 µg/L

Below Reporting Level

1/16/2002

24 years ago

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

Contaminant Details

2-methoxyethanol (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.4 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.4 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.4 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.4 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

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

Clearwell Effluent

Ithaca WTP ℹ️

<0.5 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.5 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.5 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.5 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

4,4'-dichloro dichlorophenyl ethylene (DDE) (2)

ITHACA WTP EP001

ITHACA WTP ℹ️

<0.8 µg/L

Below Reporting Level

4/3/2002

24 years ago

ITHACA WTP EP001

ITHACA WTP ℹ️

<0.8 µg/L

Below Reporting Level

1/16/2002

24 years ago

Minimum Reporting Level: 0.8 µg/L
Reference Level: ?

Contaminant Details

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

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

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

Clearwell Effluent

Ithaca WTP ℹ️

<0.002 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.002 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.002 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.002 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

alpha-hexachlorocyclohexane (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.01 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.01 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.01 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.01 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

anatoxin-a (8)

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/17/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/3/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/19/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/5/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

5/8/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/17/2018

8 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/3/2018

8 years ago

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

Contaminant Details

bromochloromethane (Halon 1011) (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.06 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.06 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.06 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.06 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

bromomethane (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

Butylated Hydroxyanisole (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

chlorate (8)

Max. Res. Time in Dist. System

Distribution System ℹ️

382 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 362 µg/L

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

364 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 344 µg/L

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

470 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 450 µg/L

7/9/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

448 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 428 µg/L

7/9/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

117 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 97 µg/L

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

108 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 88 µg/L

4/9/2013

13 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

166 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 146 µg/L

1/16/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

161 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 141 µg/L

1/16/2013

13 years ago

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

Contaminant Details

chlorodifluoromethane (HCFC-22) (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.08 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.08 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.08 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.08 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

chloromethane (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

chlorpyrifos (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

chromium (8)

Max. Res. Time in Dist. System

Distribution System ℹ️

0.28 µg/L

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

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

0.28 µg/L

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

10/29/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

0.23 µg/L

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

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

7/9/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

4/9/2013

13 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

1/16/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

chromium-6 (8)

Clearwell Effluent

Ithaca WTP ℹ️

0.031 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.001 µg/L

10/29/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.03 µg/L

Below Reporting Level

10/29/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.03 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

0.031 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.001 µg/L

4/9/2013

13 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.03 µg/L

Below Reporting Level

4/9/2013

13 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

0.038 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.008 µg/L

1/16/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

0.033 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.003 µg/L

1/16/2013

13 years ago

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

Contaminant Details

cobalt (8)

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<1 µg/L

Below Reporting Level

10/29/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<1 µg/L

Below Reporting Level

7/9/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<1 µg/L

Below Reporting Level

4/9/2013

13 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

1/16/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<1 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

cylindrospermopsin (8)

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

7/17/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

7/3/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

6/19/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

6/5/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

5/22/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

5/8/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

4/17/2018

8 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

4/3/2018

8 years ago

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

Contaminant Details

dimethipin (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (2)

ITHACA WTP EP001

ITHACA WTP ℹ️

<1 µg/L

Below Reporting Level

4/3/2002

24 years ago

ITHACA WTP EP001

ITHACA WTP ℹ️

<1 µg/L

Below Reporting Level

1/16/2002

24 years ago

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

Contaminant Details

ethoprop (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

Germanium (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

HAA5 (five regulated haloacetic acids) (16)

Cornell St. Tk.

Distribution System ℹ️

36.82 µg/L

⚠️ Exceeds 50% of Reference Level

9/11/2019

6 years ago

Cass Park

Distribution System ℹ️

32.53 µg/L

⚠️ Exceeds 50% of Reference Level

9/11/2019

6 years ago

Cliff St. Tk.

Distribution System ℹ️

26.6 µg/L

Meets Reporting Threshold

9/11/2019

6 years ago

1012 N. Aurora St.

Distribution System ℹ️

24.77 µg/L

Meets Reporting Threshold

9/11/2019

6 years ago

Cass Park

Distribution System ℹ️

28 µg/L

Meets Reporting Threshold

6/3/2019

6 years ago

Cliff St. Tk.

Distribution System ℹ️

25.3 µg/L

Meets Reporting Threshold

6/3/2019

6 years ago

1012 N. Aurora St.

Distribution System ℹ️

19.8 µg/L

Meets Reporting Threshold

6/3/2019

6 years ago

Cornell St. Tk.

Distribution System ℹ️

16.5 µg/L

Meets Reporting Threshold

6/3/2019

6 years ago

Cliff St. Tk.

Distribution System ℹ️

10.01 µg/L

Meets Reporting Threshold

3/11/2019

7 years ago

Cass Park

Distribution System ℹ️

9.63 µg/L

Meets Reporting Threshold

3/11/2019

7 years ago

Cornell St. Tk.

Distribution System ℹ️

8.82 µg/L

Meets Reporting Threshold

3/11/2019

7 years ago

1012 N. Aurora St.

Distribution System ℹ️

3.7 µg/L

Meets Reporting Threshold

3/11/2019

7 years ago

Cliff St. Tk.

Distribution System ℹ️

26 µg/L

Meets Reporting Threshold

12/3/2018

7 years ago

Cornell St. Tk.

Distribution System ℹ️

18.5 µg/L

Meets Reporting Threshold

12/3/2018

7 years ago

Cass Park

Distribution System ℹ️

9.4 µg/L

Meets Reporting Threshold

12/3/2018

7 years ago

1012 N. Aurora St.

Distribution System ℹ️

7.1 µg/L

Meets Reporting Threshold

12/3/2018

7 years ago

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

Contaminant Details

HAA6Br (six brominated haloacetic acids) (16)

Cornell St. Tk.

Distribution System ℹ️

15.52 µg/L

9/11/2019

6 years ago

Cass Park

Distribution System ℹ️

13.43 µg/L

9/11/2019

6 years ago

1012 N. Aurora St.

Distribution System ℹ️

13.17 µg/L

9/11/2019

6 years ago

Cliff St. Tk.

Distribution System ℹ️

10.7 µg/L

9/11/2019

6 years ago

Cass Park

Distribution System ℹ️

8.63 µg/L

6/3/2019

6 years ago

1012 N. Aurora St.

Distribution System ℹ️

7.42 µg/L

6/3/2019

6 years ago

Cliff St. Tk.

Distribution System ℹ️

6.75 µg/L

6/3/2019

6 years ago

Cornell St. Tk.

Distribution System ℹ️

6.34 µg/L

6/3/2019

6 years ago

Cliff St. Tk.

Distribution System ℹ️

10.91 µg/L

3/11/2019

7 years ago

Cornell St. Tk.

Distribution System ℹ️

10.82 µg/L

3/11/2019

7 years ago

Cass Park

Distribution System ℹ️

10.13 µg/L

3/11/2019

7 years ago

1012 N. Aurora St.

Distribution System ℹ️

8.5 µg/L

3/11/2019

7 years ago

Cliff St. Tk.

Distribution System ℹ️

7.99 µg/L

12/3/2018

7 years ago

Cornell St. Tk.

Distribution System ℹ️

5.75 µg/L

12/3/2018

7 years ago

Cass Park

Distribution System ℹ️

4.49 µg/L

12/3/2018

7 years ago

1012 N. Aurora St.

Distribution System ℹ️

4.19 µg/L

12/3/2018

7 years ago

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

Contaminant Details

HAA9 (nine haloacetic acids) (16)

Cornell St. Tk.

Distribution System ℹ️

51.52 µg/L

9/11/2019

6 years ago

Cass Park

Distribution System ℹ️

45.23 µg/L

9/11/2019

6 years ago

Cliff St. Tk.

Distribution System ℹ️

37.3 µg/L

9/11/2019

6 years ago

1012 N. Aurora St.

Distribution System ℹ️

37.17 µg/L

9/11/2019

6 years ago

Cass Park

Distribution System ℹ️

36.63 µg/L

6/3/2019

6 years ago

Cliff St. Tk.

Distribution System ℹ️

32.05 µg/L

6/3/2019

6 years ago

1012 N. Aurora St.

Distribution System ℹ️

27.22 µg/L

6/3/2019

6 years ago

Cornell St. Tk.

Distribution System ℹ️

22.84 µg/L

6/3/2019

6 years ago

Cliff St. Tk.

Distribution System ℹ️

20.11 µg/L

3/11/2019

7 years ago

Cass Park

Distribution System ℹ️

19.03 µg/L

3/11/2019

7 years ago

Cornell St. Tk.

Distribution System ℹ️

19.02 µg/L

3/11/2019

7 years ago

1012 N. Aurora St.

Distribution System ℹ️

11.1 µg/L

3/11/2019

7 years ago

Cliff St. Tk.

Distribution System ℹ️

33.99 µg/L

12/3/2018

7 years ago

Cornell St. Tk.

Distribution System ℹ️

24.25 µg/L

12/3/2018

7 years ago

Cass Park

Distribution System ℹ️

13.89 µg/L

12/3/2018

7 years ago

1012 N. Aurora St.

Distribution System ℹ️

11.29 µg/L

12/3/2018

7 years ago

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

Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

lithium (4)

Clearwell Effluent

Ithaca WTP ℹ️

<9 µg/L

Below Reporting Level

11/12/2024

17 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<9 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<9 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<9 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

Manganese (4)

Clearwell Effluent

Ithaca WTP ℹ️

2 µg/L

Meets Reporting Threshold

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

0.69 µg/L

Meets Reporting Threshold

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

0.66 µg/L

Meets Reporting Threshold

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

0.57 µg/L

Meets Reporting Threshold

12/4/2018

7 years ago

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

Contaminant Details

methyl-tertiary-butyl-ether (MTBE) (2)

ITHACA WTP EP001

ITHACA WTP ℹ️

<5 µg/L

Below Reporting Level

4/3/2002

24 years ago

ITHACA WTP EP001

ITHACA WTP ℹ️

<5 µg/L

Below Reporting Level

1/16/2002

24 years ago

Minimum Reporting Level: 5 µg/L
Reference Level: ?

Contaminant Details

molinate (2)

ITHACA WTP EP001

ITHACA WTP ℹ️

<0.9 µg/L

Below Reporting Level

4/3/2002

24 years ago

ITHACA WTP EP001

ITHACA WTP ℹ️

<0.9 µg/L

Below Reporting Level

1/16/2002

24 years ago

Minimum Reporting Level: 0.9 µg/L
Reference Level: ?

Contaminant Details

molybdenum (8)

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<1 µg/L

Below Reporting Level

10/29/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<1 µg/L

Below Reporting Level

7/9/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<1 µg/L

Below Reporting Level

4/9/2013

13 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

1/16/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<1 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/12/2024

17 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.006 µg/L

Below Reporting Level

11/12/2024

17 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.006 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.006 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.006 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

nitrobenzene (2)

ITHACA WTP EP001

ITHACA WTP ℹ️

<10 µg/L

Below Reporting Level

4/3/2002

24 years ago

ITHACA WTP EP001

ITHACA WTP ℹ️

<10 µg/L

Below Reporting Level

1/16/2002

24 years ago

Minimum Reporting Level: 10 µg/L
Reference Level: ?

Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

o-toluidine (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.007 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.007 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.007 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.007 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

oxyfluorfen (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.05 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.05 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.05 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.05 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

perchlorate (3)

ITHACA WTP EP001

ITHACA WTP ℹ️

<4 µg/L

Below Reporting Level

7/10/2002

23 years ago

ITHACA WTP EP001

ITHACA WTP ℹ️

<4 µg/L

Below Reporting Level

4/3/2002

24 years ago

ITHACA WTP EP001

ITHACA WTP ℹ️

<4 µg/L

Below Reporting Level

1/22/2002

24 years ago

Minimum Reporting Level: 4 µg/L
Reference Level: ?

Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluoro-3-methoxypropanoic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluoro-4-methoxybutanoic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluorobutanesulfonic acid (8)

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.09 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

perfluorobutanoic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluorodecanoic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluorododecanoic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluoroheptanesulfonic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluoroheptanoic acid (8)

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.01 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.01 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.01 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.01 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

perfluorohexanesulfonic acid (8)

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.03 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

perfluorohexanoic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluorononanoic acid (8)

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

2 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

perfluorooctanesulfonic acid (8)

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

2 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.04 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.04 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.04 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.04 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

perfluorooctanoic acid (8)

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

2 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

perfluoropentanesulfonic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluoropentanoic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluorotetradecanoic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.008 µg/L

Below Reporting Level

11/12/2024

17 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.008 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.008 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.008 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluorotridecanoic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.007 µg/L

Below Reporting Level

11/12/2024

17 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.007 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.007 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.007 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

perfluoroundecanoic acid (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.002 µg/L

Below Reporting Level

11/4/2024

18 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.002 µg/L

Below Reporting Level

8/19/2024

20 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.002 µg/L

Below Reporting Level

5/6/2024

24 months ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.002 µg/L

Below Reporting Level

2/5/2024

2 years ago

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

Contaminant Details

profenofos (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

quinoline (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.02 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

s-ethyl-dipropylthiocarbamate (EPTC) (2)

ITHACA WTP EP001

ITHACA WTP ℹ️

<1 µg/L

Below Reporting Level

4/3/2002

24 years ago

ITHACA WTP EP001

ITHACA WTP ℹ️

<1 µg/L

Below Reporting Level

1/16/2002

24 years ago

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

Contaminant Details

strontium (8)

Clearwell Effluent

Ithaca WTP ℹ️

99 µg/L

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

10/29/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

98.7 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 98.4 µg/L

10/29/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

81.4 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 81.1 µg/L

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

77.4 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 77.1 µg/L

7/9/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

61.8 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 61.5 µg/L

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

58.8 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 58.5 µg/L

4/9/2013

13 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

65.4 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 65.1 µg/L

1/16/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

52.7 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 52.4 µg/L

1/16/2013

13 years ago

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

Contaminant Details

tebuconazole (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

terbacil (2)

ITHACA WTP EP001

ITHACA WTP ℹ️

<2 µg/L

Below Reporting Level

4/3/2002

24 years ago

ITHACA WTP EP001

ITHACA WTP ℹ️

<2 µg/L

Below Reporting Level

1/16/2002

24 years ago

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

Contaminant Details

total microcystins (8)

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

7/17/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

7/3/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

6/19/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

6/5/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

5/22/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

5/8/2018

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

4/17/2018

8 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.3 µg/L

Below Reporting Level

4/3/2018

8 years ago

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

Contaminant Details

Total Permethrin (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.04 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.04 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.04 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.04 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

tribufos (4)

Clearwell Effluent

Ithaca WTP ℹ️

<0.07 µg/L

Below Reporting Level

9/11/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.07 µg/L

Below Reporting Level

6/3/2019

6 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.07 µg/L

Below Reporting Level

3/11/2019

7 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.07 µg/L

Below Reporting Level

12/4/2018

7 years ago

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

Contaminant Details

vanadium (8)

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

10/29/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

10/29/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

7/9/2013

12 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

7/9/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

4/9/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

4/9/2013

13 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

1/16/2013

13 years ago

Clearwell Effluent

Ithaca WTP ℹ️

<0.2 µg/L

Below Reporting Level

1/16/2013

13 years ago

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

Contaminant Details

Sampling Facilities

Ithaca WTP
Surface Water (SW)

Clearwell EffluentEntry Point to the Distribution System (EP)

CLEAR WELL INFLUENTEntry Point to the Distribution System (EP)

Distribution System
Surface Water (SW)

Cornell St. Tk.Distribution System (DS)

1012 N. Aurora St.Distribution System (DS)

Cliff St. Tk.Distribution System (DS)

Cass ParkDistribution System (DS)

Distribution System
Surface Water (SW)

Max. Res. Time in Dist. SystemMaximum Residence Time (MR)

ITHACA WTP
Surface Water (SW)

ITHACA WTP EP001Entry Point to the Distribution System (EP)

FAQ

Is City of Ithaca tap water safe to drink?

When was City of Ithaca last tested for water contamination?

The latest water samples were taken on November 12th, 2024.