SIERRA VILLAGE MUTUAL WATER CO

California - Community Water System - PWSID: CA5500074

System Information

PWSIDCA5500074
System NameSIERRA VILLAGE MUTUAL WATER CO
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedMar 22, 1979
Last ReportedMar 20, 2026

Location & Contact

StateCalifornia
CityTWAIN HARTE
ZIP Code95383
AddressP.O. BOX 1384
OrganizationSANTI, JOE
Phone209-770-1872

Population & Service

Population Served361
Service Connections129

Drinking Water Violations (12)

This water system has 12 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Apr 1, 2025 Apr 30, 2025 MON No No - - - Resolved Apr 30, 2025 -
Apr 1, 2025 Apr 30, 2025 MON No No - - - Resolved Apr 30, 2025 -
May 1, 2012 May 31, 2012 MCL Yes No - 5% of samples - Resolved May 31, 2012 -
May 1, 2012 May 31, 2012 MCL Yes No - 5% of samples - Resolved May 31, 2012 -
Jan 1, 2001 Dec 31, 2001 MR No No - 10 mg/L - Resolved Dec 31, 2001 -
Jan 1, 2001 Dec 31, 2001 MR No No - 10 mg/L - Resolved Dec 31, 2001 -
Jan 1, 2001 Dec 31, 2001 MR No No - 10 mg/L - Resolved Dec 31, 2001 -
Jul 1, 1993 - MR No No - TT - Resolved Sep 30, 2005 -
Jul 1, 1983 Jul 31, 1983 Other No No - - - Archived Jul 31, 1983 -
Mar 1, 1983 Mar 31, 1983 Other No No - - - Archived Mar 31, 1983 -
Oct 1, 1981 Sep 30, 1982 MR No Yes - 15 pCi/L - Archived Sep 30, 1982 -
Oct 30, 1980 Oct 29, 1981 MR No Yes - 15 pCi/L - Archived Oct 29, 1981 -

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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