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Public water system record

Santa Nella County Water District

Serves Santa Nella, Merced County, CA · 2,211 people served

Federal records show no health-based violations and no monitoring or reporting issues for Santa Nella County Water District in the last ten years.

  • CA2410018
  • SANTA NELLA
  • CA
  • 2,211 served

System profile

Source water Surface water
ZIP 95322
EPA system ID CA2410018

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

  • Santa Nella County Water District draws water from 1 well and 1 surface water intake.
  • Most recent formal enforcement: compliance order (no penalty) by California, December 2014.
  • Record on file since 1996, with 15 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 721 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 1996

EPA's records for Santa Nella County Water District go back to 1996. Before October 19, 2016 they list 15 health-based violations (15 resolved) and 4 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 1
2000s 11 3
2010 to October 18, 2016 4 0

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began July 2014, Resolved.

Show all 15 health-based violations before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Jul 1, 2014 Resolved
CARBON, TOTAL
Treatment technique failure
 Oct 1, 2011 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0867 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Apr 1, 2010 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0809 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Jan 1, 2010 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0853 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Apr 1, 2009 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.094 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Jan 1, 2009 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.103 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
 Oct 1, 2008 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.1021 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
 Jul 1, 2008 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0911 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Apr 1, 2008 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0823 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Jan 1, 2008 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.086 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Oct 1, 2004 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0883 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Jul 1, 2004 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0983 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Apr 1, 2004 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.061 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 Jan 1, 2004 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.104 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
 Jan 1, 2004 Resolved

Enforcement actions

California regulators took 3 formal enforcement actions against Santa Nella County Water District between 2008 and 2014. The most recent was a compliance order (no penalty) in December 2014.

Date By Action Violations covered
Dec 30, 2014 California Compliance order (no penalty) 1 violation (1 health-based): Total Trihalomethanes (TTHMs)
Feb 8, 2012 California Compliance order (no penalty) 1 violation (1 health-based): CARBON, TOTAL
Apr 29, 2008 California Compliance order (no penalty) 14 violations (13 health-based): Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5), CARBON, TOTAL

Where the water comes from

Santa Nella County Water District draws water from 1 well and 1 surface water intake.

Annual water quality report

Santa Nella County Water District 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