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Public water system record

US Naval Weapons Station

Serves an area of Monmouth County, NJ · 1,200 people served

Federal records show 2 health-based violations and no monitoring/reporting issues for US Naval Weapons Station in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • NJ1309001
  • COLTS NECK
  • NJ
  • 1,200 served

System profile

Source water Purchased surface water
ZIP 07722
EPA system ID NJ1309001

Verify this system on EPA ECHO →

Health-based violations, last 10 years
2
Resolved
2
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
0

Key facts

  • US Naval Weapons Station buys its water from NJ American Water - Coastal North.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit), 2018.
  • Most recent formal enforcement: compliance order (no penalty) by EPA, December 2007.
  • Record on file since 1979, with 5 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 91 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Oct 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.084 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Jul 1, 2018 Resolved No

Full record since 1979

EPA's records for US Naval Weapons Station go back to 1979. Before October 19, 2016 they list 5 health-based violations (4 resolved, 1 archived by EPA without a recorded fix) and 21 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1970s 0 8
1980s 0 8
1990s 0 2
2000s 5 3
October 19, 2016 to 2019 2 0

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began October 2005, Archived.

Show all 5 health-based violations before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Oct 1, 2005 Archived
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.131 mg/L, federal limit 0.08 mg/L (1.6 times the limit)
 Jul 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.105 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
 Apr 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.107 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
 Jan 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.107 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
 Oct 1, 2004 Resolved

Enforcement actions

EPA took 1 formal enforcement action against US Naval Weapons Station in 2007. The most recent was a compliance order (no penalty) in December 2007.

Date By Action Violations covered
Dec 13, 2007 EPA Compliance order (no penalty) 4 violations (4 health-based): Total Trihalomethanes (TTHMs)

What the violations mean

Total Trihalomethanes (TTHMs)

2 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

US Naval Weapons Station buys its water from NJ American Water - Coastal North. It lists no wells or intakes of its own.

Buys water from

Annual water quality report

US Naval Weapons Station must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by New Jersey.

Certified drinking water labs by state EPA guidance for private wells