Public water system record

George Ranch Mutual Water Company

Serves an area of Sonoma County, CA · 148 people served

Federal records show 1 health-based violation and 1 monitoring/reporting issue for George Ranch Mutual Water Company in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.

  • CA4900973
  • HERCULES
  • CA
  • 148 served

System profile

Source water Groundwater
ZIP 94547
EPA system ID CA4900973

Verify this system on EPA ECHO →

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

Key facts

  • George Ranch Mutual Water Company draws water from 2 wells.
  • Most recent formal enforcement: compliance order (no penalty) by California, October 2014.
  • Record on file since 1993, with 3 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 54 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
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
350 Oct 17, 2024 Active No

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
Oct 17, 2024 Active

Full record since 1993

EPA's records for George Ranch Mutual Water Company go back to 1993. Before October 19, 2016 they list 3 health-based violations (3 resolved) and 2 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 2 1
2000s 0 1
2010 to October 18, 2016 1 0
2020s 1 1

Most recent health-based violation before October 19, 2016: Total Coliform, began August 2014, Resolved.

Show all 3 health-based violations before October 19, 2016
Contaminant Start date Status
Total Coliform
Contaminant limit exceeded
Aug 1, 2014 Resolved
Total Coliform
Contaminant limit exceeded
Dec 1, 1998 Resolved
Total Coliform
Contaminant limit exceeded
Oct 1, 1998 Resolved

Enforcement actions

California regulators took 3 formal enforcement actions against George Ranch Mutual Water Company between 1999 and 2014. The most recent was a compliance order (no penalty) in October 2014.

Date By Action Violations covered
Oct 10, 2014 California Compliance order (no penalty) 1 violation (1 health-based): Total Coliform
Jul 11, 2008 California Compliance order (no penalty) 1 violation: Nitrate
Feb 3, 1999 California Compliance order (no penalty) 1 violation (1 health-based): Total Coliform

What the violations mean

LEAD AND COPPER RULE REVISIONS

1 incident

The system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).

The utility had to notify customers about this violation.

Where the water comes from

George Ranch Mutual Water Company draws water from 2 wells.

Annual water quality report

George Ranch Mutual Water Company 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.

Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask George Ranch Mutual Water Company for a copy.

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.