Water Quality in NORTHAMPTON, PA (18067)

EPA violation data for public water systems serving ZIP code 18067.

104

Total Violations

Health-Based

Monitoring / Reporting

102

Resolved

What does this mean?

102 of 104 violations have been resolved. 7 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 97 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: 47 Population served: 48,948

Violations Detail (104 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
E. COLI	Monitoring	0	N/A	May 26, 2025	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	May 26, 2025	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Groundwater Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Groundwater Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Groundwater Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Groundwater Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Groundwater Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Sep 30, 2024	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, 2024	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, 2024	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, 2024	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, 2024	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, 2024	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, 2024	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, 2024	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Health-Based	N/A	10.685	Jun 30, 2024	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Health-Based	N/A	10.685	Jun 30, 2024	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Health-Based	N/A	10.685	Jun 30, 2024	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Health-Based	N/A	10.685	Jun 30, 2024	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Groundwater Rule	Monitoring	N/A	N/A	Apr 30, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2024	Resolved	N/A
CARBON, TOTAL	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
CARBON, TOTAL	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Jan 31, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Jan 31, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Jan 31, 2024	Resolved	N/A
Atrazine	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Cardiovascular system or reproductive problems
Atrazine	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Cardiovascular system or reproductive problems
Atrazine	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Cardiovascular system or reproductive problems
Groundwater Rule	Monitoring	N/A	N/A	Jul 31, 2023	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Jul 31, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 10, 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
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	Oct 25, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Oct 25, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 2, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 2, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 2, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 2, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 2, 2022	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Mar 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	Mar 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	Mar 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	Mar 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	Mar 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	Mar 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	Mar 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	Mar 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	Mar 10, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Mar 10, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Mar 10, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Mar 10, 2022	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
2,3,7,8-TCDD	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	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, 2021	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, 2021	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, 2021	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, 2021	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, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath

Lead & Copper Levels

Violation Timeline

2025(2)

E. COLI

May 26Active

E. COLI

May 26Active

2024(60)

Chlorine

Dec 31Resolved

Chlorine

Dec 31Resolved

Groundwater Rule

Dec 31Resolved

Groundwater Rule

Dec 31Resolved

Chlorine

Dec 31Resolved

Chlorine

Dec 31Resolved

Chlorine

Dec 31Resolved

Chlorine

Dec 31Resolved

Groundwater Rule

Dec 31Resolved

Chlorine

Dec 31Resolved

Chlorine

Dec 31Resolved

Groundwater Rule

Dec 31Resolved

Groundwater Rule

Dec 31Resolved

Groundwater Rule

Dec 31Resolved

Chlorine

Dec 31Resolved

Chlorine

Dec 31Resolved

Groundwater Rule

Dec 31Resolved

Groundwater Rule

Dec 31Resolved

Chlorine

Dec 31Resolved

Chlorine

Dec 31Resolved

Groundwater Rule

Dec 31Resolved

Groundwater Rule

Sep 30Resolved

Groundwater Rule

Sep 30Resolved

Groundwater Rule

Sep 30Resolved

Groundwater 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

Nitrate

Jun 30Resolved

Nitrate

Jun 30Resolved

Nitrate

Jun 30Resolved

Nitrate

Jun 30Resolved

Groundwater Rule

Apr 30Resolved

Public Notice

Apr 10Resolved

Public Notice

Apr 10Resolved

Public Notice

Apr 10Resolved

Public Notice

Apr 10Resolved

Public Notice

Apr 10Resolved

Public Notice

Apr 10Resolved

Public Notice

Apr 10Resolved

Public Notice

Apr 10Resolved

CARBON, TOTAL

Mar 31Resolved

CARBON, TOTAL

Mar 31Resolved

TTHM

Mar 31Resolved

TTHM

Mar 31Resolved

TTHM

Mar 31Resolved

TTHM

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Groundwater Rule

Jan 31Resolved

Groundwater Rule

Jan 31Resolved

Groundwater Rule

Jan 31Resolved

How Does This Compare?

NORTHAMPTON (18067) has 104 recorded violations, including 7 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

One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.

Targets:Nitrate, Nitrite, Dissolved Solids

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 NORTHAMPTON, PA (18067)

What does this mean?

Violations Detail (104 total)

Lead & Copper Levels

Violation Timeline

2025(2)

2024(60)

2023(9)

2022(23)

2021(10)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

Activated Carbon Filter

UV Water Purifier

Nearby ZIP Codes

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