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Public water system record

Naval Base Ventura County, Point Mugu

Serves an area of Ventura County, CA · 5,700 people served

Federal records show 1 health-based violation and 1 monitoring/reporting issue for Naval Base Ventura County, Point Mugu in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • CA5610700
  • POINT MUGU
  • CA
  • 5,700 served

System profile

Source water Purchased surface water
ZIP 93042
EPA system ID CA5610700

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
1
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
1

Key facts

  • Naval Base Ventura County, Point Mugu buys its water from Port Hueneme Water Agency and United Wtr Cons Dist.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit), 2020.
  • Most recent formal enforcement: compliance order (no penalty) by California, July 2020.
  • Record on file since 1992, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 791 service lines.

Check whether Naval Base Ventura County, Point Mugu serves your address

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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 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Apr 1, 2020 Resolved No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Revised Total Coliform Rule
Monitoring violation
 Jul 1, 2023 Resolved

Full record since 1992

EPA's records for Naval Base Ventura County, Point Mugu go back to 1992. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 2 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 2 1
2000s 0 1
2020s 1 1

Most recent health-based violation before October 19, 2016: Total Coliform, began June 1997, Resolved.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Total Coliform
Contaminant limit exceeded
 Jun 1, 1997 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
 Aug 1, 1992 Resolved

Enforcement actions

California regulators took 2 formal enforcement actions against Naval Base Ventura County, Point Mugu between 2006 and 2020. The most recent was a compliance order (no penalty) in July 2020.

Date By Action Violations covered
Jul 28, 2020 California Compliance order (no penalty) 1 violation (1 health-based): Total Trihalomethanes (TTHMs)
Oct 20, 2006 California Compliance order (no penalty) 1 violation: Total Coliform

What the violations mean

Total Trihalomethanes (TTHMs)

1 incident

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

Naval Base Ventura County, Point Mugu buys its water from Port Hueneme Water Agency and United Wtr Cons Dist. It lists no wells or intakes of its own.

Buys water from

Annual water quality report

Naval Base Ventura County, Point Mugu 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 California.

Certified drinking water labs by state EPA guidance for private wells