Water Quality in MILLSTONE TWP, NJ (08535)

EPA violation data for public water systems serving ZIP code 08535.

Total Violations

Health-Based

Monitoring / Reporting

Resolved

What does this mean?

89 of 98 violations have been resolved. 55 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 43 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: 17 Population served: 1,540

Violations Detail (98 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 10, 2025	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2025	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2024	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 10, 2024	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 17, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 17, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 17, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 4, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 4, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 4, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 4, 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	Health-Based	N/A	N/A	Sep 14, 2024	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 14, 2024	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 14, 2024	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Aug 1, 2024	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Aug 1, 2024	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Aug 1, 2024	Active	N/A
Public Notice	Monitoring	N/A	N/A	May 24, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	May 24, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Mar 9, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Mar 9, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 10, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 10, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2023	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2023	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2023	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 31, 2023	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Sep 30, 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	Sep 30, 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	Sep 30, 2023	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Lead and Copper Rule	Health-Based	N/A	N/A	Jun 30, 2023	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Jun 30, 2023	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Jun 30, 2023	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Jun 30, 2023	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Jun 30, 2023	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 10, 2023	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Health-Based	N/A	N/A	Dec 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 30, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	May 18, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	May 18, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 20, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 20, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 20, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 20, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Feb 23, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Feb 23, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Feb 23, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Feb 23, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 10, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 10, 2022	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jan 31, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 31, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Dec 11, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Dec 11, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 10, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 10, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 10, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 10, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 10, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A

Lead & Copper Levels

Violation Timeline

2025(3)

Revised Total Coliform Rule

Sep 10Active

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

2024(23)

Lead and Copper Rule

Dec 29Active

Revised Total Coliform Rule

Nov 10Active

Revised Total Coliform Rule

Oct 17Resolved

Revised Total Coliform Rule

Oct 17Resolved

Revised Total Coliform Rule

Oct 17Resolved

Revised Total Coliform Rule

Oct 4Resolved

Revised Total Coliform Rule

Oct 4Resolved

Revised Total Coliform Rule

Oct 4Resolved

Revised Total Coliform Rule

Oct 4Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 14Active

Revised Total Coliform Rule

Sep 14Active

Revised Total Coliform Rule

Sep 14Active

Revised Total Coliform Rule

Aug 1Active

Revised Total Coliform Rule

Aug 1Active

Revised Total Coliform Rule

Aug 1Active

Public Notice

May 24Resolved

Public Notice

May 24Resolved

Public Notice

Mar 9Resolved

Public Notice

Mar 9Resolved

Revised Total Coliform Rule

Feb 10Resolved

Revised Total Coliform Rule

Feb 10Resolved

How Does This Compare?

MILLSTONE TWP (08535) has 98 recorded violations, including 55 health-based. 9 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 →

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 MILLSTONE TWP, NJ (08535)

What does this mean?

Violations Detail (98 total)

Lead & Copper Levels

Violation Timeline

2025(3)

2024(23)

2023(21)

2022(31)

2021(20)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

UV Water Purifier

Nearby ZIP Codes

Check Another ZIP Code