OCEANO COMM SERVICES DIST.

California — Community Water System — PWSID: CA4010005

System Information

PWSIDCA4010005
System NameOCEANO COMM SERVICES DIST.
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedMar 22, 1979
Last ReportedNov 17, 2025

Location & Contact

StateCalifornia
CityOCEANO
ZIP Code93445
Address1655 Front Street
OrganizationMARRACCINO, TONY
Phone805-481-6730

Population & Service

Population Served7,601
Service Connections2,207

Drinking Water Violations (20)

This water system has 20 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
Jul 1, 2021 Jul 31, 2021 Revised Total Coliform Rule MON No No Resolved Jul 31, 2021 Revised Total Coliform Rule
Jul 1, 2021 Jul 31, 2021 Revised Total Coliform Rule MON No No Resolved Jul 31, 2021 Revised Total Coliform Rule
Dec 1, 2010 Dec 31, 2010 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2010 Total Coliform Rule
Dec 1, 2010 Dec 31, 2010 Nitrate MR No No 10 mg/L Resolved Dec 31, 2010 Nitrate Rule
Dec 1, 2010 Dec 31, 2010 Nitrate MR No No 10 mg/L Resolved Dec 31, 2010 Nitrate Rule
Dec 1, 2010 Dec 31, 2010 Selenium MR No No 0.05 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Dec 1, 2010 Dec 31, 2010 Selenium MR No No 0.05 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Dec 1, 2010 Dec 31, 2010 Surface Water Treatment Rule MR No No Resolved Dec 31, 2010 Surface Water Treatment Rule
Dec 1, 2010 Dec 31, 2010 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2010 Total Coliform Rule
Dec 1, 2010 Dec 31, 2010 Surface Water Treatment Rule MR No No Resolved Dec 31, 2010 Surface Water Treatment Rule
Oct 1, 2010 Dec 31, 2010 Chlorine MR No No 4.0 mg/L Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2010 Dec 31, 2010 Chlorine MR No No 4.0 mg/L Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 Chlorine MR No No 4.0 mg/L Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 Chlorine MR No No 4.0 mg/L Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2010 Jun 30, 2010 Chlorine MR No No 4.0 mg/L Resolved Jun 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2010 Jun 30, 2010 Chlorine MR No No 4.0 mg/L Resolved Jun 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2009 Lead and Copper Rule MR No No TT Resolved Aug 1, 2012 Lead and Copper Rule
Oct 1, 2009 Lead and Copper Rule MR No No TT Resolved Aug 1, 2012 Lead and Copper Rule
May 1, 2006 May 31, 2006 Coliform (TCR) MCL Yes No 5% of samples Resolved May 31, 2006 Total Coliform Rule
May 1, 2006 May 31, 2006 Coliform (TCR) MCL Yes No 5% of samples Resolved May 31, 2006 Total Coliform Rule

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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