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USMC YUMA MAIN SYSTEM

Arizona — Community Water System — PWSID: AZ0414082

System Information

PWSIDAZ0414082
System NameUSMC YUMA MAIN SYSTEM
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeFederal
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedJan 22, 1982
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CityYUMA
ZIP Code85365
AddressMCAS Yuma
OrganizationKAPLAN, JOSEPH
Phone928-269-3161

Population & Service

Population Served6,324
Service Connections1,000

Drinking Water Violations (329)

This water system has 329 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, 2025 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 12, 2025 Revised Total Coliform Rule
Jul 1, 2025 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 12, 2025 Revised Total Coliform Rule
Apr 1, 2025 — TTHM MR No No — 0.080 mg/L — Unaddressed — Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 — TTHM MR No No — 0.080 mg/L — Unaddressed — Stage 2 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2025 — Revised Total Coliform Rule RPT No No — — — Resolved Apr 29, 2025 Revised Total Coliform Rule
Mar 1, 2025 — Revised Total Coliform Rule RPT No No — — — Resolved Apr 29, 2025 Revised Total Coliform Rule
Jun 1, 2024 Jun 30, 2024 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Jun 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2024 Jun 30, 2024 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Jun 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2024 Jun 30, 2024 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Jun 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2024 Jun 30, 2024 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Jun 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 12, 2024 — Groundwater Rule TT Yes No — — — Resolved May 30, 2024 Ground Water Rule
May 12, 2024 — Groundwater Rule TT Yes No — — — Resolved May 30, 2024 Ground Water Rule
May 12, 2024 — Groundwater Rule TT Yes No — — — Resolved Jul 23, 2024 Ground Water Rule
May 12, 2024 — Groundwater Rule TT Yes No — — — Resolved May 30, 2024 Ground Water Rule
May 12, 2024 — Groundwater Rule TT Yes No — — — Resolved May 30, 2024 Ground Water Rule
May 12, 2024 — Groundwater Rule TT Yes No — — — Resolved Jul 23, 2024 Ground Water Rule
May 12, 2024 — Groundwater Rule TT Yes No — — — Resolved Jul 23, 2024 Ground Water Rule
May 12, 2024 — Groundwater Rule TT Yes No — — — Resolved Jul 23, 2024 Ground Water 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
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
Jan 1, 2023 Mar 31, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 CARBON, TOTAL MR No Yes — TT — Resolved Sep 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 CARBON, TOTAL MR No Yes — TT — Resolved Sep 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 27, 2020 — Public Notice Other No No — — — Resolved Feb 3, 2021 Public Notice Rule and Revised PN Rule
Jun 27, 2020 — Public Notice Other No No — — — Resolved Feb 3, 2021 Public Notice Rule and Revised PN Rule
Jul 1, 2019 Jul 31, 2019 Turbidity MR No Yes — TT — Resolved Jul 31, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 E. COLI MR No Yes — — — Resolved Jul 31, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 Turbidity MR No Yes — TT — Resolved Jul 31, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 Cryptosporidium MR No Yes — — — Resolved Jul 31, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 Cryptosporidium MR No Yes — — — Resolved Jul 31, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 Turbidity MR No Yes — TT — Resolved Jul 31, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 E. COLI MR No Yes — — — Resolved Jul 31, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 E. COLI MR No Yes — — — Resolved Jul 31, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 Cryptosporidium MR No Yes — — — Resolved Jul 31, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 E. COLI MR No Yes — — — Resolved Jun 30, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 Turbidity MR No Yes — TT — Resolved Jun 30, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 Cryptosporidium MR No Yes — — — Resolved Jun 30, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 Turbidity MR No Yes — TT — Resolved Jun 30, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 Cryptosporidium MR No Yes — — — Resolved Jun 30, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 E. COLI MR No Yes — — — Resolved Jun 30, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 Turbidity MR No Yes — TT — Resolved Jun 30, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 E. COLI MR No Yes — — — Resolved Jun 30, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 Cryptosporidium MR No Yes — — — Resolved Jun 30, 2019 Long Term 2 Enhanced Surface Water Treatment 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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