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THE GRAND ACRES

Arizona — Community Water System — PWSID: AZ0412305

System Information

PWSIDAZ0412305
System NameTHE GRAND ACRES
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeMixed
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedOct 5, 1979
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CityNOGALES
ZIP Code85621
Address—
OrganizationMCPHERSON, SCOTT
Phone520-220-8840

Population & Service

Population Served153
Service Connections128

Drinking Water Violations (121)

This water system has 121 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 Jul 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Archived Jul 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 20, 2024 — Public Notice Other No No — — — Resolved Jul 7, 2025 Public Notice Rule and Revised PN Rule
Dec 20, 2024 — Public Notice Other No No — — — Resolved Jul 7, 2025 Public Notice Rule and Revised PN Rule
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Unaddressed — Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Unaddressed — Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Unaddressed — Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Unaddressed — Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Unaddressed — Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Unaddressed — Lead and Copper Rule Revisions
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
Aug 1, 2021 Jul 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2021 Jul 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2021 Jul 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2021 Jul 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2021 Jul 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2021 Jul 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2021 Jul 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2021 Jul 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 2, 2020 — Public Notice Other No No — — — Resolved Sep 23, 2020 Public Notice Rule and Revised PN Rule
Aug 2, 2020 — Public Notice Other No No — — — Resolved Sep 23, 2020 Public Notice Rule and Revised PN Rule
Aug 2, 2020 — Public Notice Other No No — — — Resolved Sep 23, 2020 Public Notice Rule and Revised PN Rule
Feb 17, 2020 — Public Notice Other No No — — — Resolved Apr 15, 2020 Public Notice Rule and Revised PN Rule
Feb 17, 2020 — Public Notice Other No No — — — Resolved Apr 15, 2020 Public Notice Rule and Revised PN Rule
Jan 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Apr 15, 2020 Lead and Copper Rule
Jan 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Apr 15, 2020 Lead and Copper Rule
Oct 2, 2019 — Consumer Confidence Rule Other No No — — — Resolved Nov 1, 2019 Consumer Confidence Rule
Oct 2, 2019 — Consumer Confidence Rule Other No No — — — Resolved Nov 1, 2019 Consumer Confidence Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Oct 17, 2018 Consumer Confidence Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Oct 17, 2018 Consumer Confidence Rule
Aug 1, 2018 Jul 31, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2018 Jul 31, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2018 Jul 31, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2018 Jul 31, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2018 Jul 31, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Aug 9, 2018 Consumer Confidence Rule
Jul 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Aug 9, 2018 Consumer Confidence Rule
Jan 1, 2018 Mar 31, 2018 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Mar 31, 2018 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 — Revised Total Coliform Rule RPT No No — — — Resolved Mar 7, 2018 Revised Total Coliform Rule
Dec 1, 2017 Dec 31, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2017 Revised Total Coliform Rule
Dec 1, 2017 Dec 31, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2017 Revised Total Coliform Rule
Nov 1, 2017 Nov 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2017 Revised Total Coliform Rule
Nov 1, 2017 Nov 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2017 Revised Total Coliform Rule
Oct 1, 2017 Dec 31, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2017 Sep 30, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2017 Sep 30, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 Jun 30, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2017 Mar 31, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2017 Stage 1 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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