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ASHTON CITY OF

Idaho — Community Water System — PWSID: ID7220004

System Information

PWSIDID7220004
System NameASHTON CITY OF
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMar 13, 1980
Last ReportedDec 19, 2025

Location & Contact

StateIdaho
CityASHTON
ZIP Code83420
AddressPO BOX 689
OrganizationSTEGELMEIER, CATHY
Phone208-652-3987

Population & Service

Population Served1,129
Service Connections516

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 1, 2025 Jan 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Jan 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Jan 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Jan 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Jan 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Jan 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 4, 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 4, 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 4, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 4, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 4, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 4, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
May 1, 2020 May 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2020 Revised Total Coliform Rule
May 1, 2020 May 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2020 Revised Total Coliform Rule
May 1, 2020 May 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2020 Revised Total Coliform Rule
Apr 1, 2020 Jun 30, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019 Jan 31, 2019 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2019 Revised Total Coliform Rule
Jan 1, 2019 Jan 31, 2019 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2019 Revised Total Coliform Rule
Jan 1, 2019 Mar 31, 2019 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019 Jan 31, 2019 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2019 Revised Total Coliform Rule
Jan 1, 2019 Mar 31, 2019 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019 Mar 31, 2019 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2018 Nov 30, 2018 Revised Total Coliform Rule MON No Yes — — — Archived Nov 30, 2018 Revised Total Coliform Rule
Nov 1, 2018 Nov 30, 2018 Revised Total Coliform Rule MON No Yes — — — Archived Nov 30, 2018 Revised Total Coliform Rule
Oct 1, 2018 Dec 31, 2018 Chlorine MR No Yes — 4.0 mg/L — Archived Dec 31, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Dec 31, 2018 Chlorine MR No Yes — 4.0 mg/L — Archived Dec 31, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 3, 2013 — Public Notice Other No No — — — Resolved Aug 6, 2013 Public Notice Rule and Revised PN Rule
Oct 1, 2012 Dec 31, 2012 Nitrate MCL Yes No 12 MG/L 10 mg/L 10 Resolved Dec 31, 2012 Nitrate Rule
Oct 1, 2012 Dec 31, 2012 Nitrate MCL Yes No 12 MG/L 10 mg/L 10 Resolved Dec 31, 2012 Nitrate Rule
Oct 1, 2012 Dec 31, 2012 Nitrate MCL Yes No 12 MG/L 10 mg/L 10 Resolved Dec 31, 2012 Nitrate Rule
Oct 1, 2012 Dec 31, 2012 Nitrate MCL Yes No 12 MG/L 10 mg/L 10 Resolved Dec 31, 2012 Nitrate Rule
Oct 1, 2012 Dec 31, 2012 Nitrate MCL Yes No 12 MG/L 10 mg/L 10 Resolved Dec 31, 2012 Nitrate Rule
Oct 1, 2012 Dec 31, 2012 Nitrate MCL Yes No 12 MG/L 10 mg/L 10 Resolved Dec 31, 2012 Nitrate Rule
Oct 1, 2012 Dec 31, 2012 Nitrate MCL Yes No 12 MG/L 10 mg/L 10 Resolved Dec 31, 2012 Nitrate Rule
Jul 2, 2012 — Public Notice Other No No — — — Resolved Jul 18, 2012 Public Notice Rule and Revised PN Rule
Jul 2, 2012 — Public Notice Other No No — — — Resolved Jul 18, 2012 Public Notice Rule and Revised PN Rule
Jul 2, 2012 — Public Notice Other No No — — — Resolved Jul 18, 2012 Public Notice Rule and Revised PN Rule
Apr 1, 2012 Jun 30, 2012 Nitrate MCL Yes No 13 MG/L 10 mg/L 10 Resolved Jun 30, 2012 Nitrate Rule
Apr 1, 2012 Jun 30, 2012 Nitrate MCL Yes No 13 MG/L 10 mg/L 10 Resolved Jun 30, 2012 Nitrate Rule
Apr 1, 2012 Jun 30, 2012 Nitrate MCL Yes No 13 MG/L 10 mg/L 10 Resolved Jun 30, 2012 Nitrate Rule
Apr 1, 2012 Jun 30, 2012 Nitrate MCL Yes No 13 MG/L 10 mg/L 10 Resolved Jun 30, 2012 Nitrate Rule
Apr 1, 2012 Jun 30, 2012 Nitrate MCL Yes No 13 MG/L 10 mg/L 10 Resolved Jun 30, 2012 Nitrate Rule
Apr 1, 2012 Jun 30, 2012 Nitrate MCL Yes No 13 MG/L 10 mg/L 10 Resolved Jun 30, 2012 Nitrate Rule
Jan 1, 2012 Mar 31, 2012 Nitrate MCL Yes No 15 MG/L 10 mg/L 10 Resolved Mar 31, 2012 Nitrate Rule
Jan 1, 2012 Mar 31, 2012 Nitrate MCL Yes No 15 MG/L 10 mg/L 10 Resolved Mar 31, 2012 Nitrate Rule
Jan 1, 2012 Mar 31, 2012 Nitrate MCL Yes No 15 MG/L 10 mg/L 10 Resolved Mar 31, 2012 Nitrate Rule
Jan 1, 2012 Mar 31, 2012 Nitrate MCL Yes No 15 MG/L 10 mg/L 10 Resolved Mar 31, 2012 Nitrate Rule
Jan 1, 2012 Mar 31, 2012 Nitrate MCL Yes No 15 MG/L 10 mg/L 10 Resolved Mar 31, 2012 Nitrate Rule
Jan 1, 2012 Mar 31, 2012 Nitrate MCL Yes No 15 MG/L 10 mg/L 10 Resolved Mar 31, 2012 Nitrate Rule
Jan 1, 2012 Mar 31, 2012 Nitrate MCL Yes No 15 MG/L 10 mg/L 10 Resolved Mar 31, 2012 Nitrate Rule
Jan 1, 2012 Mar 31, 2012 Nitrate MCL Yes No 15 MG/L 10 mg/L 10 Resolved Mar 31, 2012 Nitrate 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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