Water Quality in DANVILLE, PA (17822)

EPA violation data for public water systems serving ZIP code 17822.

Total Violations

Health-Based

Monitoring / Reporting

Resolved

What does this mean?

88 of 88 violations have been resolved. 8 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 80 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: 2 Population served: 6,572

Violations Detail (88 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Chlorite	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Anemia; nervous system effects in infants and young children
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 31, 2023	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Dec 31, 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	Dec 31, 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	Dec 31, 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	Dec 31, 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	Dec 31, 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	Dec 31, 2022	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	Nov 26, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 26, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 26, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 16, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 16, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 16, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 16, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 16, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 16, 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
2,3,7,8-TCDD	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jul 10, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 10, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jun 12, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jun 12, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
2,3,7,8-TCDD	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jan 23, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 23, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
2,3,7,8-TCDD	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Total Polychlorinated Biphenyls (PCB)	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Sep 5, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Sep 5, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Sep 5, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Sep 5, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 26, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 26, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 26, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 26, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 26, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 26, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 26, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 26, 2021	Resolved	N/A
2,3,7,8-TCDD	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
Total Polychlorinated Biphenyls (PCB)	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
Total Polychlorinated Biphenyls (PCB)	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
2,3,7,8-TCDD	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
E. COLI	Monitoring	0	N/A	Jun 28, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jun 28, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations

Lead & Copper Levels

Violation Timeline

2025(1)

Chlorite

Jan 31Resolved

2024(4)

Chlorite

Nov 30Resolved

Chlorite

Nov 30Resolved

Chlorite

Nov 30Resolved

Chlorite

Nov 30Resolved

How Does This Compare?

DANVILLE (17822) has 88 recorded violations, including 8 health-based. All violations have been resolved, which is a positive sign for current water quality. 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 →

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 DANVILLE, PA (17822)

What does this mean?

Violations Detail (88 total)

Lead & Copper Levels

Violation Timeline

2025(1)

2024(4)

2023(1)

2022(40)

2021(42)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

UV Water Purifier

Nearby ZIP Codes

Check Another ZIP Code