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Public water system record

Trinity Center M.W.C.

Serves Trinity Center, Trinity County, CA · 729 people served

Federal records show no health-based violations and 3 monitoring/reporting issues for Trinity Center M.W.C. in the last ten years. At least one of these issues remains unresolved.

  • CA5310003
  • TRINITY CENTER
  • CA
  • 729 served

System profile

Source water Surface water
ZIP 96091
EPA system ID CA5310003

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
3

Key facts

  • Trinity Center M.W.C. draws water from 1 surface water intake.
  • Most recent formal enforcement: signed compliance agreement by California, September 1999.
  • Record on file since 1993, with 1 health-based violation before October 19, 2016.
  • Lead pipe inventory: 0 lead and 327 unknown out of 327 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.

None since October 2016.

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
LEAD AND COPPER RULE REVISIONS
RPT
 Jul 2, 2025 Active
Revised Total Coliform Rule
Monitoring violation
 Nov 1, 2016 Resolved
Revised Total Coliform Rule
Monitoring violation
 Nov 1, 2016 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.

Full record since 1993

EPA's records for Trinity Center M.W.C. go back to 1993. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 1 monitoring or reporting violation.

Violations that began in Health-based Monitoring and reporting
1990s 1 1
October 19, 2016 to 2019 0 2
2020s 0 1

Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began June 1993, Resolved.

Show the health-based violation before October 19, 2016
Contaminant Start date Status
Surface Water Treatment Rule
Treatment technique failure
 Jun 1, 1993 Resolved

Enforcement actions

California regulators took 2 formal enforcement actions against Trinity Center M.W.C. between 1994 and 1999. The most recent was a signed compliance agreement in September 1999.

Date By Action Violations covered
Sep 21, 1999 California Signed compliance agreement 1 violation (1 health-based): Surface Water Treatment Rule
Dec 29, 1994 California Signed compliance agreement 1 violation (1 health-based): Surface Water Treatment Rule

Where the water comes from

Trinity Center M.W.C. draws water from 1 surface water intake.

Annual water quality report

Trinity Center M.W.C. 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