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MOHAWK VALLEY SCHOOL DISTRICT

Arizona — Non-Transient Non-Community — PWSID: AZ0414055

System Information

PWSIDAZ0414055
System NameMOHAWK VALLEY SCHOOL DISTRICT
System TypeNon-Transient Non-Community
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region09
Serves SchoolYes
WholesalerNo
First ReportedOct 5, 1979
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CityROLL
ZIP Code85347
AddressATTN SHERRY FAJARDO
OrganizationFAJARDO, SHERRY
Phone928-785-4942

Population & Service

Population Served171
Service Connections11

Drinking Water Violations (1,383)

This water system has 1,383 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 20, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Aug 1, 2025 Aug 31, 2025 Surface Water Treatment Rule TT Yes No — — — Archived Aug 31, 2025 Surface Water Treatment Rule
Jul 1, 2025 Sep 30, 2025 TTHM MCL Yes No .099 MG/L 0.080 mg/L .08 Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Sep 30, 2025 TTHM MCL Yes No .099 MG/L 0.080 mg/L .08 Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Sep 30, 2025 TTHM MCL Yes No .099 MG/L 0.080 mg/L .08 Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 12, 2025 Revised Total Coliform Rule
Jul 1, 2025 Sep 30, 2025 TTHM MCL Yes No .099 MG/L 0.080 mg/L .08 Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 12, 2025 Revised Total Coliform Rule
Jul 1, 2025 Sep 30, 2025 CARBON, TOTAL TT Yes No .2 RATIO TT 1 Archived Sep 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Jul 31, 2025 Surface Water Treatment Rule TT Yes No — — — Archived Jul 31, 2025 Surface Water Treatment Rule
Jun 1, 2025 Jun 30, 2025 Surface Water Treatment Rule TT Yes No — — — Archived Jun 30, 2025 Surface Water Treatment Rule
Jun 1, 2025 Jun 30, 2025 Surface Water Treatment Rule TT Yes No — — — Archived Jun 30, 2025 Surface Water Treatment Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .107 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .107 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 CARBON, TOTAL TT Yes No .07 RATIO TT — Archived Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .107 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 CARBON, TOTAL TT Yes No .07 RATIO TT — Archived Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 CARBON, TOTAL TT Yes No .07 RATIO TT — Archived Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .107 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 CARBON, TOTAL TT Yes No .01 RATIO TT 1 Archived Mar 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 CARBON, TOTAL TT Yes No .01 RATIO TT 1 Archived Mar 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 CARBON, TOTAL TT Yes No .01 RATIO TT 1 Archived Mar 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 20, 2024 — Public Notice Other No No — — — Resolved Dec 6, 2024 Public Notice Rule and Revised PN Rule
Oct 20, 2024 — Public Notice Other No No — — — Resolved Dec 6, 2024 Public Notice Rule and Revised PN Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .108 MG/L 0.080 mg/L .08 Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .108 MG/L 0.080 mg/L .08 Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .108 MG/L 0.080 mg/L .08 Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .108 MG/L 0.080 mg/L .08 Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Sep 12, 2024 — Public Notice Other No No — — — Resolved Dec 6, 2024 Public Notice Rule and Revised PN Rule
Sep 12, 2024 — Public Notice Other No No — — — Resolved Dec 6, 2024 Public Notice Rule and Revised PN Rule
Aug 1, 2024 Aug 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Aug 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2024 Aug 31, 2024 Interim Enhanced Surface Water Treatment Rule MR No No — — — Archived Aug 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2024 Aug 31, 2024 Interim Enhanced Surface Water Treatment Rule MR No No — — — Archived Aug 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2024 Aug 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Aug 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2024 Aug 31, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Aug 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2024 Aug 31, 2024 Interim Enhanced Surface Water Treatment Rule MR No No — — — Archived Aug 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2024 Aug 31, 2024 Surface Water Treatment Rule MR No No — — — Archived Aug 31, 2024 Surface Water Treatment Rule
Aug 1, 2024 Aug 31, 2024 Surface Water Treatment Rule MR No No — — — Archived Aug 31, 2024 Surface Water Treatment Rule
Aug 1, 2024 Aug 31, 2024 Surface Water Treatment Rule MR No No — — — Archived Aug 31, 2024 Surface Water Treatment Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .105 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 CARBON, TOTAL TT Yes No .93 RATIO TT 1 Archived Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 CARBON, TOTAL TT Yes No .93 RATIO TT 1 Archived Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .105 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 CARBON, TOTAL TT Yes No .93 RATIO TT 1 Archived Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .105 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .105 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 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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