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Public water system record

Sonora Water Resources, Inc

Serves Jamestown, Tuolumne County, CA · 1,154 people served

Federal records show no health-based violations and no monitoring or reporting issues for Sonora Water Resources, Inc in the last ten years.

  • CA5510024
  • CLAREMONT
  • CA
  • 1,154 served

System profile

Source water Purchased surface water
ZIP 91711
EPA system ID CA5510024

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
0

Key facts

  • Sonora Water Resources, Inc buys its water from Tud - Sonora/Jamestown Water System.
  • Most recent formal enforcement: compliance order (no penalty) by California, December 2005.
  • Record on file since 1993, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 151 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, and no monitoring or reporting violations either.

Full record since 1993

EPA's records for Sonora Water Resources, Inc go back to 1993. Before October 19, 2016 they list no health-based violations and 3 monitoring or reporting violations.

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

Enforcement actions

California regulators took 1 formal enforcement action against Sonora Water Resources, Inc in 2005. The most recent was a compliance order (no penalty) in December 2005.

Date By Action Violations covered
Dec 28, 2005 California Compliance order (no penalty) 1 violation: Lead and Copper Rule

Where the water comes from

Sonora Water Resources, Inc buys its water from Tud - Sonora/Jamestown Water System. It lists no wells or intakes of its own.

Buys water from

Annual water quality report

Sonora Water Resources, Inc 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