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USFS KNF TUSAYAN ADMIN

Arizona — Community Water System — PWSID: AZ0403659

System Information

PWSIDAZ0403659
System NameUSFS KNF TUSAYAN ADMIN
System TypeCommunity Water System
Water SourceGround Water Purchased
Activity StatusActive
Owner TypeFederal
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedOct 5, 1979
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CityFLAGSTAFF
ZIP Code86001-2529
AddressAttn: Kristina Brown
OrganizationUSFS KNF TUSAYAN ADMIN
Phone928-522-3332

Population & Service

Population Served80
Service Connections31

Drinking Water Violations (178)

This water system has 178 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
Jan 2, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Nov 13, 2024 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Oct 1, 2024 Oct 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2024 Revised Total Coliform Rule
Oct 1, 2024 Oct 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2024 Revised Total Coliform Rule
Oct 1, 2024 Oct 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2024 Revised Total Coliform Rule
Apr 2, 2024 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Jan 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jul 1, 2023 Sep 30, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2023 Mar 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2023 Revised Total Coliform Rule
Mar 1, 2023 Mar 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2023 Revised Total Coliform Rule
Mar 1, 2023 Mar 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2023 Revised Total Coliform Rule
Jan 1, 2023 Dec 31, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Dec 31, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Dec 31, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Dec 31, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Dec 31, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Dec 31, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 24, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Apr 27, 2023 Revised Total Coliform Rule
Oct 24, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Apr 27, 2023 Revised Total Coliform Rule
Jul 1, 2022 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 22, 2022 Revised Total Coliform Rule
Jul 1, 2022 — Revised Total Coliform Rule RPT No No — — — Resolved Aug 22, 2022 Revised Total Coliform Rule
Jun 29, 2022 — Groundwater Rule TT Yes No — — — Resolved Jul 15, 2022 Ground Water Rule
Jun 29, 2022 — Groundwater Rule TT Yes No — — — Resolved Jul 15, 2022 Ground Water Rule
Jun 29, 2022 — Groundwater Rule TT Yes No — — — Resolved Jul 15, 2022 Ground Water Rule
Jun 29, 2022 — Groundwater Rule TT Yes No — — — Resolved Jul 15, 2022 Ground Water Rule
May 26, 2022 — Public Notice Other No No — — — Resolved Jun 29, 2022 Public Notice Rule and Revised PN Rule
May 26, 2022 — Public Notice Other No No — — — Resolved Jun 29, 2022 Public Notice Rule and Revised PN Rule
Jan 1, 2022 Mar 31, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 — Revised Total Coliform Rule RPT No No — — — Resolved Feb 28, 2022 Revised Total Coliform Rule
Jan 1, 2022 — Revised Total Coliform Rule RPT No No — — — Resolved Feb 28, 2022 Revised Total Coliform Rule
Jan 1, 2022 Mar 31, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 2, 2021 — Consumer Confidence Rule Other No No — — — Resolved Oct 7, 2021 Consumer Confidence Rule
Oct 2, 2021 — Consumer Confidence Rule Other No No — — — Resolved Oct 7, 2021 Consumer Confidence Rule
Mar 1, 2021 — Revised Total Coliform Rule RPT No No — — — Resolved Apr 20, 2021 Revised Total Coliform Rule
Mar 1, 2021 — Revised Total Coliform Rule RPT No No — — — Resolved Apr 20, 2021 Revised Total Coliform Rule
Jan 1, 2021 Mar 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Jan 5, 2021 Lead and Copper Rule
Jan 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Jan 5, 2021 Lead and Copper Rule
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Nov 12, 2020 Lead and Copper Rule
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Nov 12, 2020 Lead and Copper Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2020 Oct 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2020 Oct 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2020 Oct 31, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2020 Oct 31, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 31, 2020 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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