Water Quality in WILLIAMSPORT, PA (17702)

EPA violation data for public water systems serving ZIP code 17702.

424

Total Violations

Health-Based

420

Monitoring / Reporting

422

Resolved

What does this mean?

422 of 424 violations have been resolved. 4 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 420 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 7 Population served: 566

Violations Detail (424 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2025	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Jul 30, 2025	Active	N/A
Groundwater Rule	Health-Based	N/A	N/A	Jul 30, 2025	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 10, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 10, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jul 10, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jul 10, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	May 10, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	May 10, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2024	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Public Notice	Monitoring	N/A	N/A	Oct 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Oct 10, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jun 10, 2023	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	May 31, 2023	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Jan 31, 2023	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Jan 31, 2023	Resolved	Eye and nose irritation; stomach discomfort
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Oct 10, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Oct 10, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Oct 10, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
CHLOROBENZENE	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
CHLOROBENZENE	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Benzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Anemia; decrease in blood platelets; increased risk of cancer
Benzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Anemia; decrease in blood platelets; increased risk of cancer
Benzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Anemia; decrease in blood platelets; increased risk of cancer
Benzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Anemia; decrease in blood platelets; increased risk of cancer
Tetrachloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
Tetrachloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
Toluene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Toluene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Toluene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Toluene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Tetrachloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
Tetrachloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
Trichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
Trichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
Trichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
Trichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
CHLOROBENZENE	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
CHLOROBENZENE	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Xylenes, Total	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Xylenes, Total	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Xylenes, Total	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Xylenes, Total	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
DICHLOROMETHANE	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
DICHLOROMETHANE	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
DICHLOROMETHANE	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
DICHLOROMETHANE	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
o-Dichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
o-Dichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
o-Dichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
o-Dichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1,1-Trichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1,1-Trichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1,1-Trichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1,1-Trichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Styrene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Styrene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Styrene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Styrene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,2-Dichloropropane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
trans-1,2-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Carbon tetrachloride	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
Carbon tetrachloride	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
Ethylbenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,2-Dichloropropane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,2-Dichloropropane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,2-Dichloropropane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1,2-Trichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1,2-Trichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1,2-Trichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,1,2-Trichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,2-Dichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,2-Dichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Carbon tetrachloride	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
1,2-Dichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
cis-1,2-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
cis-1,2-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
cis-1,2-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
cis-1,2-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Ethylbenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Ethylbenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Ethylbenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
p-Dichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
p-Dichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Carbon tetrachloride	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Liver problems; increased risk of cancer
p-Dichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
p-Dichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
trans-1,2-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
trans-1,2-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
trans-1,2-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
1,2-Dichloroethane	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2022	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Ethylbenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Ethylbenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Ethylbenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Ethylbenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Trichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
Trichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
Trichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
Trichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
Benzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Anemia; decrease in blood platelets; increased risk of cancer
Benzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Anemia; decrease in blood platelets; increased risk of cancer
Benzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Anemia; decrease in blood platelets; increased risk of cancer
Benzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Anemia; decrease in blood platelets; increased risk of cancer
1,1,1-Trichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,1,1-Trichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,1,1-Trichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Tetrachloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
Tetrachloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
Tetrachloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
Tetrachloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
CHLOROBENZENE	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
CHLOROBENZENE	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
CHLOROBENZENE	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
CHLOROBENZENE	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,1,1-Trichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Xylenes, Total	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Xylenes, Total	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Xylenes, Total	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Xylenes, Total	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
o-Dichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
o-Dichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
o-Dichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
o-Dichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
p-Dichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
p-Dichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
p-Dichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
p-Dichlorobenzene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,1-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,1-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,1-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,1-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
trans-1,2-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
trans-1,2-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
trans-1,2-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
trans-1,2-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2-Dichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2-Dichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2-Dichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2-Dichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,1,2-Trichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,1,2-Trichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,1,2-Trichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,1,2-Trichloroethane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Styrene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Styrene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Styrene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Styrene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
cis-1,2-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
cis-1,2-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
cis-1,2-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Carbon tetrachloride	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
Carbon tetrachloride	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
Carbon tetrachloride	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
Carbon tetrachloride	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Liver problems; increased risk of cancer
cis-1,2-Dichloroethylene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
DICHLOROMETHANE	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
DICHLOROMETHANE	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
DICHLOROMETHANE	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
DICHLOROMETHANE	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Toluene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Toluene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Toluene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Toluene	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2-Dichloropropane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2-Dichloropropane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2-Dichloropropane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
1,2-Dichloropropane	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Atrazine	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Cardiovascular system or reproductive problems
OXAMYL	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Diquat	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
2,4,5-TP	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
ETHYLENE DIBROMIDE	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Chlordane	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Benzo(a)pyrene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Glyphosate	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Di(2-ethylhexyl) phthalate	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Picloram	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Di(2-ethylhexyl) adipate	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Heptachlor epoxide	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Heptachlor	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Carbofuran	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Endothall	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Pentachlorophenol	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Simazine	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
LASSO	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
BHC-GAMMA	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Dalapon	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Toxaphene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Dinoseb	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
HEXACHLOROBENZENE	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Methoxychlor	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Endrin	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
1,2-DIBROMO-3-CHLOROPROPANE	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Hexachlorocyclopentadiene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Heptachlor epoxide	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Di(2-ethylhexyl) phthalate	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
LASSO	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
LASSO	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Di(2-ethylhexyl) phthalate	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
HEXACHLOROBENZENE	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Endothall	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Endothall	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Heptachlor	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Heptachlor	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
HEXACHLOROBENZENE	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Heptachlor epoxide	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Atrazine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Cardiovascular system or reproductive problems
Atrazine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Cardiovascular system or reproductive problems
Endrin	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Endrin	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
BHC-GAMMA	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
BHC-GAMMA	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Methoxychlor	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Methoxychlor	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Toxaphene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Toxaphene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Dalapon	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Dalapon	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Glyphosate	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Glyphosate	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Di(2-ethylhexyl) adipate	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Di(2-ethylhexyl) adipate	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
OXAMYL	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
OXAMYL	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Picloram	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Picloram	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Dinoseb	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Dinoseb	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Carbofuran	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Carbofuran	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
2,4,5-TP	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
2,4,5-TP	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Benzo(a)pyrene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Benzo(a)pyrene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
1,2-DIBROMO-3-CHLOROPROPANE	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
1,2-DIBROMO-3-CHLOROPROPANE	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Chlordane	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Chlordane	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Hexachlorocyclopentadiene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Hexachlorocyclopentadiene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
ETHYLENE DIBROMIDE	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
ETHYLENE DIBROMIDE	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Pentachlorophenol	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Simazine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Simazine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Diquat	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Diquat	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Pentachlorophenol	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A

Lead & Copper Levels

Violation Timeline

2025(14)

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Groundwater Rule

Jul 30Active

Groundwater Rule

Jul 30Active

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

2024(49)

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Consumer Confidence Rule

Sep 30Resolved

Consumer Confidence Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 10Resolved

Revised Total Coliform Rule

Aug 10Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Public Notice

Jul 10Resolved

Public Notice

Jul 10Resolved

Consumer Confidence Rule

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

TTHM

Jun 30Resolved

TTHM

Jun 30Resolved

TTHM

Jun 30Resolved

TTHM

Jun 30Resolved

TTHM

Jun 30Resolved

Public Notice

May 10Resolved

Public Notice

May 10Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

2022(119)

Public Notice

Oct 10Resolved

Public Notice

Oct 10Resolved

Public Notice

Oct 10Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Consumer Confidence Rule

Sep 30Resolved

Consumer Confidence Rule

Sep 30Resolved

Nitrate

Sep 30Resolved

Nitrate

Sep 30Resolved

Nitrate

Sep 30Resolved

Nitrate

Sep 30Resolved

Nitrite

Sep 30Resolved

Nitrite

Sep 30Resolved

Nitrite

Sep 30Resolved

Nitrite

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Consumer Confidence Rule

Jun 30Resolved

Consumer Confidence Rule

Jun 30Resolved

TTHM

Jun 30Resolved

TTHM

Jun 30Resolved

TTHM

Jun 30Resolved

TTHM

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

TTHM

Jun 30Resolved

CHLOROBENZENE

Jun 30Resolved

CHLOROBENZENE

Jun 30Resolved

Benzene

Jun 30Resolved

Benzene

Jun 30Resolved

Benzene

Jun 30Resolved

Benzene

Jun 30Resolved

Tetrachloroethylene

Jun 30Resolved

Tetrachloroethylene

Jun 30Resolved

Toluene

Jun 30Resolved

Toluene

Jun 30Resolved

Toluene

Jun 30Resolved

Toluene

Jun 30Resolved

Tetrachloroethylene

Jun 30Resolved

Tetrachloroethylene

Jun 30Resolved

Trichloroethylene

Jun 30Resolved

Trichloroethylene

Jun 30Resolved

Trichloroethylene

Jun 30Resolved

Trichloroethylene

Jun 30Resolved

CHLOROBENZENE

Jun 30Resolved

CHLOROBENZENE

Jun 30Resolved

1,2,4-Trichlorobenzene

Jun 30Resolved

1,2,4-Trichlorobenzene

Jun 30Resolved

1,2,4-Trichlorobenzene

Jun 30Resolved

1,2,4-Trichlorobenzene

Jun 30Resolved

Xylenes, Total

Jun 30Resolved

Xylenes, Total

Jun 30Resolved

Xylenes, Total

Jun 30Resolved

Xylenes, Total

Jun 30Resolved

DICHLOROMETHANE

Jun 30Resolved

DICHLOROMETHANE

Jun 30Resolved

DICHLOROMETHANE

Jun 30Resolved

DICHLOROMETHANE

Jun 30Resolved

o-Dichlorobenzene

Jun 30Resolved

o-Dichlorobenzene

Jun 30Resolved

o-Dichlorobenzene

Jun 30Resolved

o-Dichlorobenzene

Jun 30Resolved

1,1-Dichloroethylene

Jun 30Resolved

1,1-Dichloroethylene

Jun 30Resolved

1,1-Dichloroethylene

Jun 30Resolved

1,1-Dichloroethylene

Jun 30Resolved

1,1,1-Trichloroethane

Jun 30Resolved

1,1,1-Trichloroethane

Jun 30Resolved

1,1,1-Trichloroethane

Jun 30Resolved

1,1,1-Trichloroethane

Jun 30Resolved

Styrene

Jun 30Resolved

Styrene

Jun 30Resolved

Styrene

Jun 30Resolved

Styrene

Jun 30Resolved

1,2-Dichloropropane

Jun 30Resolved

trans-1,2-Dichloroethylene

Jun 30Resolved

Carbon tetrachloride

Jun 30Resolved

Carbon tetrachloride

Jun 30Resolved

Ethylbenzene

Jun 30Resolved

1,2-Dichloropropane

Jun 30Resolved

1,2-Dichloropropane

Jun 30Resolved

1,2-Dichloropropane

Jun 30Resolved

1,1,2-Trichloroethane

Jun 30Resolved

1,1,2-Trichloroethane

Jun 30Resolved

1,1,2-Trichloroethane

Jun 30Resolved

1,1,2-Trichloroethane

Jun 30Resolved

1,2-Dichloroethane

Jun 30Resolved

1,2-Dichloroethane

Jun 30Resolved

Carbon tetrachloride

Jun 30Resolved

1,2-Dichloroethane

Jun 30Resolved

cis-1,2-Dichloroethylene

Jun 30Resolved

cis-1,2-Dichloroethylene

Jun 30Resolved

cis-1,2-Dichloroethylene

Jun 30Resolved

cis-1,2-Dichloroethylene

Jun 30Resolved

Ethylbenzene

Jun 30Resolved

Ethylbenzene

Jun 30Resolved

Ethylbenzene

Jun 30Resolved

p-Dichlorobenzene

Jun 30Resolved

p-Dichlorobenzene

Jun 30Resolved

Carbon tetrachloride

Jun 30Resolved

p-Dichlorobenzene

Jun 30Resolved

p-Dichlorobenzene

Jun 30Resolved

trans-1,2-Dichloroethylene

Jun 30Resolved

trans-1,2-Dichloroethylene

Jun 30Resolved

trans-1,2-Dichloroethylene

Jun 30Resolved

1,2-Dichloroethane

Jun 30Resolved

Groundwater Rule

Apr 30Resolved

Groundwater Rule

Apr 30Resolved

Groundwater Rule

Apr 30Resolved

Public Notice

Apr 10Resolved

Public Notice

Apr 10Resolved

Public Notice

Apr 10Resolved

2021(191)

1,2,4-Trichlorobenzene

Dec 31Resolved

1,2,4-Trichlorobenzene

Dec 31Resolved

1,2,4-Trichlorobenzene

Dec 31Resolved

1,2,4-Trichlorobenzene

Dec 31Resolved

Ethylbenzene

Dec 31Resolved

Ethylbenzene

Dec 31Resolved

Ethylbenzene

Dec 31Resolved

Ethylbenzene

Dec 31Resolved

Trichloroethylene

Dec 31Resolved

Trichloroethylene

Dec 31Resolved

Trichloroethylene

Dec 31Resolved

Trichloroethylene

Dec 31Resolved

Benzene

Dec 31Resolved

Benzene

Dec 31Resolved

Benzene

Dec 31Resolved

Benzene

Dec 31Resolved

1,1,1-Trichloroethane

Dec 31Resolved

1,1,1-Trichloroethane

Dec 31Resolved

1,1,1-Trichloroethane

Dec 31Resolved

Tetrachloroethylene

Dec 31Resolved

Tetrachloroethylene

Dec 31Resolved

Tetrachloroethylene

Dec 31Resolved

Tetrachloroethylene

Dec 31Resolved

CHLOROBENZENE

Dec 31Resolved

CHLOROBENZENE

Dec 31Resolved

CHLOROBENZENE

Dec 31Resolved

CHLOROBENZENE

Dec 31Resolved

1,1,1-Trichloroethane

Dec 31Resolved

2,4-D

Dec 31Resolved

2,4-D

Dec 31Resolved

1,2,4-Trichlorobenzene

Dec 31Resolved

1,2,4-Trichlorobenzene

Dec 31Resolved

1,2,4-Trichlorobenzene

Dec 31Resolved

1,2,4-Trichlorobenzene

Dec 31Resolved

Xylenes, Total

Dec 31Resolved

Xylenes, Total

Dec 31Resolved

Xylenes, Total

Dec 31Resolved

Xylenes, Total

Dec 31Resolved

o-Dichlorobenzene

Dec 31Resolved

o-Dichlorobenzene

Dec 31Resolved

o-Dichlorobenzene

Dec 31Resolved

o-Dichlorobenzene

Dec 31Resolved

p-Dichlorobenzene

Dec 31Resolved

p-Dichlorobenzene

Dec 31Resolved

p-Dichlorobenzene

Dec 31Resolved

p-Dichlorobenzene

Dec 31Resolved

1,1-Dichloroethylene

Dec 31Resolved

1,1-Dichloroethylene

Dec 31Resolved

1,1-Dichloroethylene

Dec 31Resolved

1,1-Dichloroethylene

Dec 31Resolved

trans-1,2-Dichloroethylene

Dec 31Resolved

trans-1,2-Dichloroethylene

Dec 31Resolved

trans-1,2-Dichloroethylene

Dec 31Resolved

trans-1,2-Dichloroethylene

Dec 31Resolved

1,2-Dichloroethane

Dec 31Resolved

1,2-Dichloroethane

Dec 31Resolved

1,2-Dichloroethane

Dec 31Resolved

1,2-Dichloroethane

Dec 31Resolved

1,1,2-Trichloroethane

Dec 31Resolved

1,1,2-Trichloroethane

Dec 31Resolved

1,1,2-Trichloroethane

Dec 31Resolved

1,1,2-Trichloroethane

Dec 31Resolved

Styrene

Dec 31Resolved

Styrene

Dec 31Resolved

Styrene

Dec 31Resolved

Styrene

Dec 31Resolved

cis-1,2-Dichloroethylene

Dec 31Resolved

cis-1,2-Dichloroethylene

Dec 31Resolved

cis-1,2-Dichloroethylene

Dec 31Resolved

Carbon tetrachloride

Dec 31Resolved

Carbon tetrachloride

Dec 31Resolved

Carbon tetrachloride

Dec 31Resolved

Carbon tetrachloride

Dec 31Resolved

cis-1,2-Dichloroethylene

Dec 31Resolved

DICHLOROMETHANE

Dec 31Resolved

DICHLOROMETHANE

Dec 31Resolved

DICHLOROMETHANE

Dec 31Resolved

DICHLOROMETHANE

Dec 31Resolved

Toluene

Dec 31Resolved

Toluene

Dec 31Resolved

Toluene

Dec 31Resolved

Toluene

Dec 31Resolved

1,2-Dichloropropane

Dec 31Resolved

1,2-Dichloropropane

Dec 31Resolved

1,2-Dichloropropane

Dec 31Resolved

1,2-Dichloropropane

Dec 31Resolved

2,4-D

Sep 30Resolved

2,4-D

Sep 30Resolved

Atrazine

Jun 30Resolved

OXAMYL

Jun 30Resolved

Diquat

Jun 30Resolved

2,4,5-TP

Jun 30Resolved

ETHYLENE DIBROMIDE

Jun 30Resolved

Chlordane

Jun 30Resolved

Benzo(a)pyrene

Jun 30Resolved

Glyphosate

Jun 30Resolved

Total Polychlorinated Biphenyls (PCB)

Jun 30Resolved

Di(2-ethylhexyl) phthalate

Jun 30Resolved

Picloram

Jun 30Resolved

TTHM

Jun 30Resolved

TTHM

Jun 30Resolved

TTHM

Jun 30Resolved

Di(2-ethylhexyl) adipate

Jun 30Resolved

Heptachlor epoxide

Jun 30Resolved

Heptachlor

Jun 30Resolved

Carbofuran

Jun 30Resolved

Endothall

Jun 30Resolved

Pentachlorophenol

Jun 30Resolved

Simazine

Jun 30Resolved

LASSO

Jun 30Resolved

BHC-GAMMA

Jun 30Resolved

Dalapon

Jun 30Resolved

Toxaphene

Jun 30Resolved

2,4-D

Jun 30Resolved

2,4-D

Jun 30Resolved

2,4-D

Jun 30Resolved

2,4-D

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Dinoseb

Jun 30Resolved

HEXACHLOROBENZENE

Jun 30Resolved

Methoxychlor

Jun 30Resolved

2,3,7,8-TCDD

Jun 30Resolved

Endrin

Jun 30Resolved

1,2-DIBROMO-3-CHLOROPROPANE

Jun 30Resolved

Hexachlorocyclopentadiene

Jun 30Resolved

TTHM

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Heptachlor epoxide

Mar 31Resolved

Di(2-ethylhexyl) phthalate

Mar 31Resolved

LASSO

Mar 31Resolved

LASSO

Mar 31Resolved

2,3,7,8-TCDD

Mar 31Resolved

2,3,7,8-TCDD

Mar 31Resolved

Total Polychlorinated Biphenyls (PCB)

Mar 31Resolved

Total Polychlorinated Biphenyls (PCB)

Mar 31Resolved

Di(2-ethylhexyl) phthalate

Mar 31Resolved

HEXACHLOROBENZENE

Mar 31Resolved

Endothall

Mar 31Resolved

Endothall

Mar 31Resolved

Heptachlor

Mar 31Resolved

Heptachlor

Mar 31Resolved

HEXACHLOROBENZENE

Mar 31Resolved

Heptachlor epoxide

Mar 31Resolved

Atrazine

Mar 31Resolved

Atrazine

Mar 31Resolved

Endrin

Mar 31Resolved

Endrin

Mar 31Resolved

BHC-GAMMA

Mar 31Resolved

BHC-GAMMA

Mar 31Resolved

Methoxychlor

Mar 31Resolved

Methoxychlor

Mar 31Resolved

Toxaphene

Mar 31Resolved

Toxaphene

Mar 31Resolved

Dalapon

Mar 31Resolved

Dalapon

Mar 31Resolved

Glyphosate

Mar 31Resolved

Glyphosate

Mar 31Resolved

Di(2-ethylhexyl) adipate

Mar 31Resolved

Di(2-ethylhexyl) adipate

Mar 31Resolved

OXAMYL

Mar 31Resolved

OXAMYL

Mar 31Resolved

Picloram

Mar 31Resolved

Picloram

Mar 31Resolved

Dinoseb

Mar 31Resolved

Dinoseb

Mar 31Resolved

Carbofuran

Mar 31Resolved

Carbofuran

Mar 31Resolved

2,4-D

Mar 31Resolved

2,4-D

Mar 31Resolved

2,4,5-TP

Mar 31Resolved

2,4,5-TP

Mar 31Resolved

Benzo(a)pyrene

Mar 31Resolved

Benzo(a)pyrene

Mar 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

Mar 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

Mar 31Resolved

Chlordane

Mar 31Resolved

Chlordane

Mar 31Resolved

Hexachlorocyclopentadiene

Mar 31Resolved

Hexachlorocyclopentadiene

Mar 31Resolved

ETHYLENE DIBROMIDE

Mar 31Resolved

ETHYLENE DIBROMIDE

Mar 31Resolved

Pentachlorophenol

Mar 31Resolved

Simazine

Mar 31Resolved

Simazine

Mar 31Resolved

Diquat

Mar 31Resolved

Diquat

Mar 31Resolved

Pentachlorophenol

Mar 31Resolved

2,4-D

Mar 31Resolved

2,4-D

Mar 31Resolved

How Does This Compare?

WILLIAMSPORT (17702) has 424 recorded violations, including 4 health-based. 2 remain unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Water Quality in WILLIAMSPORT, PA (17702)

What does this mean?

Violations Detail (424 total)

Lead & Copper Levels

Violation Timeline

2025(14)

2024(49)

2023(51)

2022(119)

2021(191)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

Activated Carbon Filter

UV Water Purifier

Nearby ZIP Codes

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