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SONOITA MERCANTILE WATER SYSTEM

Arizona — Transient Non-Community — PWSID: AZ0412029

System Information

PWSIDAZ0412029
System NameSONOITA MERCANTILE WATER SYSTEM
System TypeTransient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeMixed
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedSep 27, 1990
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CitySONOITA
ZIP Code85637
Address—
OrganizationWYSTRACH, MIKE
Phone520-403-3590

Population & Service

Population Served125
Service Connections2

Drinking Water Violations (97)

This water system has 97 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
Nov 1, 2024 — Revised Total Coliform Rule RPT No No — — — Resolved Dec 19, 2024 Revised Total Coliform Rule
Nov 1, 2024 — Revised Total Coliform Rule RPT No No — — — Resolved Dec 19, 2024 Revised Total Coliform Rule
Aug 24, 2024 — Public Notice Other No No — — — Resolved Jul 28, 2024 Public Notice Rule and Revised PN Rule
Aug 24, 2024 — Public Notice Other No No — — — Resolved Jul 28, 2024 Public Notice Rule and Revised PN Rule
Jul 19, 2024 — Public Notice Other No No — — — Resolved Jul 26, 2024 Public Notice Rule and Revised PN Rule
Jul 19, 2024 — Public Notice Other No No — — — Resolved Jul 26, 2024 Public Notice Rule and Revised PN Rule
Jul 1, 2024 Sep 30, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2024 Sep 30, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2024 Sep 30, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2024 Sep 30, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2024 Sep 30, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Sep 30, 2024 Nitrate Rule
Apr 14, 2024 — Public Notice Other No No — — — Resolved Apr 15, 2024 Public Notice Rule and Revised PN Rule
Apr 14, 2024 — Public Notice Other No No — — — Resolved Apr 15, 2024 Public Notice Rule and Revised PN Rule
Apr 1, 2024 Jun 30, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Jun 30, 2024 Nitrate Rule
Apr 1, 2024 Jun 30, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Jun 30, 2024 Nitrate Rule
Apr 1, 2024 Jun 30, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Jun 30, 2024 Nitrate Rule
Apr 1, 2024 Jun 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2024 Nitrate Rule
Apr 1, 2024 Jun 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2024 Nitrate Rule
Apr 1, 2024 Jun 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2024 Nitrate Rule
Apr 1, 2024 Jun 30, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Jun 30, 2024 Nitrate Rule
Apr 1, 2024 Jun 30, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Jun 30, 2024 Nitrate Rule
Jan 1, 2024 Mar 31, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Mar 31, 2024 Nitrate Rule
Jan 1, 2024 Mar 31, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Mar 31, 2024 Nitrate Rule
Jan 1, 2024 Mar 31, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Mar 31, 2024 Nitrate Rule
Jan 1, 2024 Mar 31, 2024 Nitrate MCL Yes No 11 MG/L 10 mg/L 10 Resolved Mar 31, 2024 Nitrate Rule
Jul 1, 2023 Sep 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2023 Nitrate Rule
Jul 1, 2023 Sep 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2023 Nitrate Rule
Jul 1, 2023 Sep 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2023 Nitrate Rule
Jul 1, 2023 Sep 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2023 Nitrate Rule
Jul 1, 2023 Sep 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2023 Nitrate Rule
Apr 1, 2023 Jun 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2023 Nitrate Rule
Apr 1, 2023 Jun 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2023 Nitrate Rule
Apr 1, 2023 Jun 30, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2023 Nitrate Rule
Jan 5, 2023 — Public Notice Other No No — — — Resolved Mar 1, 2023 Public Notice Rule and Revised PN Rule
Jan 5, 2023 — Public Notice Other No No — — — Resolved Mar 1, 2023 Public Notice Rule and Revised PN Rule
Jan 5, 2023 — Public Notice Other No No — — — Resolved Mar 1, 2023 Public Notice Rule and Revised PN Rule
Dec 1, 2022 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 27, 2023 Revised Total Coliform Rule
Dec 1, 2022 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 27, 2023 Revised Total Coliform Rule
Oct 31, 2022 — Public Notice Other No No — — — Resolved Jan 17, 2023 Public Notice Rule and Revised PN Rule
Oct 31, 2022 — Public Notice Other No No — — — Resolved Jan 17, 2023 Public Notice Rule and Revised PN Rule
Sep 3, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Dec 26, 2022 Revised Total Coliform Rule
Sep 3, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Dec 26, 2022 Revised Total Coliform Rule
Sep 3, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Dec 26, 2022 Revised Total Coliform Rule
Sep 3, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Dec 26, 2022 Revised Total Coliform Rule
Jul 25, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Dec 26, 2022 Revised Total Coliform Rule
Jul 25, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Dec 26, 2022 Revised Total Coliform Rule
Jul 25, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Dec 26, 2022 Revised Total Coliform Rule
Jul 25, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Dec 26, 2022 Revised Total Coliform Rule
Jun 2, 2022 — Revised Total Coliform Rule Other No No — — — Resolved Jun 24, 2022 Revised Total Coliform Rule
Jun 2, 2022 — Revised Total Coliform Rule Other No No — — — Resolved Jun 24, 2022 Revised 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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