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Oasis Mobile Home Park

California — Community Water System — PWSID: 090605129

System Information

PWSID090605129
System NameOasis Mobile Home Park
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedJun 26, 1998
Last ReportedDec 31, 2025

Location & Contact

StateCalifornia
CityThermal
ZIP Code92274
Address88740 Ave 70
OrganizationOasis Mobile Home Park
Phone7603970005

Population & Service

Population Served1,350
Service Connections352

Drinking Water Violations (564)

This water system has 564 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
May 1, 2024 — Revised Total Coliform Rule RPT No No — — — Resolved Jun 17, 2024 Revised Total Coliform Rule
Feb 1, 2024 — Revised Total Coliform Rule RPT No No — — — Resolved Mar 19, 2024 Revised Total Coliform Rule
Jun 1, 2023 — Revised Total Coliform Rule RPT No No — — — Resolved Jul 19, 2023 Revised Total Coliform Rule
Apr 1, 2023 — Revised Total Coliform Rule RPT No No — — — Resolved Jun 2, 2023 Revised Total Coliform Rule
Apr 1, 2023 Jun 30, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 Arsenic MCL Yes No .024 MG/L 0.010 mg/L — Resolved Dec 31, 2022 Arsenic Rule
Jul 1, 2022 Sep 30, 2022 Arsenic MCL Yes No .0444 MG/L 0.010 mg/L — Resolved Sep 30, 2022 Arsenic Rule
Jul 1, 2022 Sep 30, 2022 Arsenic MCL Yes No .0444 MG/L 0.010 mg/L — Resolved Sep 30, 2022 Arsenic Rule
Apr 1, 2022 — Public Notice Other No No — — — Resolved Aug 3, 2022 Public Notice Rule and Revised PN Rule
Apr 1, 2022 Jun 30, 2022 Arsenic MCL Yes No .0627 MG/L 0.010 mg/L — Resolved Jun 30, 2022 Arsenic Rule
Apr 1, 2022 Jun 30, 2022 Arsenic MCL Yes No .0627 MG/L 0.010 mg/L — Resolved Jun 30, 2022 Arsenic Rule
Jan 1, 2022 Dec 31, 2022 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 — Public Notice Other No No — — — Resolved Aug 3, 2022 Public Notice Rule and Revised PN Rule
Jan 1, 2022 Dec 31, 2022 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2022 Nitrate Rule
Jan 1, 2022 Dec 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Dec 31, 2022 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Mar 31, 2022 Arsenic MCL Yes No .0765 MG/L 0.010 mg/L — Resolved Mar 31, 2022 Arsenic Rule
Jan 1, 2022 Dec 31, 2022 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Mar 31, 2022 Arsenic MCL Yes No .0765 MG/L 0.010 mg/L — Resolved Mar 31, 2022 Arsenic Rule
Jan 1, 2022 Dec 31, 2022 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Dec 31, 2022 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2022 Dec 31, 2022 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Nov 1, 2021 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 3, 2022 Revised Total Coliform Rule
Oct 1, 2021 Dec 31, 2021 Arsenic MCL Yes No .0817 MG/L 0.010 mg/L — Resolved Dec 31, 2021 Arsenic Rule
Oct 1, 2021 Dec 31, 2021 Arsenic MCL Yes No .0817 MG/L 0.010 mg/L — Resolved Dec 31, 2021 Arsenic Rule
Jul 1, 2021 Sep 30, 2021 OXAMYL MR No Yes — 0.2 mg/L — Resolved Sep 30, 2021 Synthetic Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 1, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2021 Sep 30, 2021 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2021 Nitrate Rule
Jul 1, 2021 Sep 30, 2021 Arsenic MCL Yes No .081 MG/L 0.010 mg/L — Resolved Sep 30, 2021 Arsenic Rule
Jul 1, 2021 Sep 30, 2021 Dinoseb MR No Yes — 0.007 mg/L — Resolved Sep 30, 2021 Synthetic Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Endothall MR No Yes — 0.1 mg/L — Resolved Sep 30, 2021 Synthetic Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Carbofuran MR No Yes — 0.04 mg/L — Resolved Sep 30, 2021 Synthetic Organic Chemicals
Jul 1, 2021 — Public Notice Other No No — — — Resolved Feb 8, 2022 Public Notice Rule and Revised PN Rule
Jul 1, 2021 Sep 30, 2021 Arsenic MCL Yes No .081 MG/L 0.010 mg/L — Resolved Sep 30, 2021 Arsenic 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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