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MAYER DWID

Arizona — Community Water System — PWSID: AZ0413039

System Information

PWSIDAZ0413039
System NameMAYER DWID
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedOct 5, 1979
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CityCHINO VALLEY
ZIP Code86323
Address2330 W GAMBELS RIDGE DR
OrganizationPOSTEMA, JERALD A
Phone602-614-6912

Population & Service

Population Served1,400
Service Connections636

Drinking Water Violations (311)

This water system has 311 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
Sep 1, 2025 Sep 30, 2025 Chlorine MR No Yes — 4.0 mg/L — Archived Sep 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 2024 Arsenic Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Oct 1, 2024 Dec 31, 2024 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 2024 Arsenic Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Oct 1, 2024 Dec 31, 2024 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 2024 Arsenic Rule
Sep 1, 2024 Sep 30, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2024 Revised Total Coliform Rule
Sep 1, 2024 Sep 30, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2024 Revised Total Coliform Rule
Sep 1, 2024 Sep 30, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2024 Revised Total Coliform Rule
Jul 1, 2024 Sep 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2024 Jul 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Jul 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 Arsenic MR No Yes — 0.010 mg/L — Resolved Sep 30, 2024 Arsenic Rule
Jul 1, 2024 Sep 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2024 Sep 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2024 Jul 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Jul 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 Arsenic MR No Yes — 0.010 mg/L — Resolved Sep 30, 2024 Arsenic Rule
Jul 1, 2024 Sep 30, 2024 Arsenic MR No Yes — 0.010 mg/L — Resolved Sep 30, 2024 Arsenic Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 2, 2023 — Consumer Confidence Rule Other No No — — — Resolved Oct 24, 2023 Consumer Confidence Rule
Oct 2, 2023 — Consumer Confidence Rule Other No No — — — Resolved Oct 24, 2023 Consumer Confidence 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
Apr 1, 2022 Jun 30, 2022 Arsenic MR No Yes — 0.010 mg/L — Resolved Jun 30, 2022 Arsenic Rule
Apr 1, 2022 Jun 30, 2022 Arsenic MR No Yes — 0.010 mg/L — Resolved Jun 30, 2022 Arsenic Rule
Apr 1, 2022 Jun 30, 2022 Arsenic MR No Yes — 0.010 mg/L — Resolved Jun 30, 2022 Arsenic Rule
Apr 1, 2022 Jun 30, 2022 Arsenic MR No Yes — 0.010 mg/L — Resolved Jun 30, 2022 Arsenic Rule
Apr 1, 2022 Jun 30, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Aug 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Aug 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Aug 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Aug 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2021 Sep 30, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2021 Sep 30, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2018 Feb 28, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Feb 28, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2018 Feb 28, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Feb 28, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2018 Feb 28, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Feb 28, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2018 Feb 28, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Feb 28, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2018 Feb 28, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Feb 28, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2018 Feb 28, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Feb 28, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Nov 30, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Nov 30, 2018 Stage 2 Disinfectants and Disinfection Byproducts 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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