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WELLINGTON TOWN OF

Colorado — Community Water System — PWSID: CO0135838

System Information

PWSIDCO0135838
System NameWELLINGTON TOWN OF
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMar 20, 1979
Last ReportedNov 17, 2025

Location & Contact

StateColorado
CityWELLINGTON
ZIP Code80549
Address—
OrganizationSMITH, MEAGAN
Phone970-690-0378

Population & Service

Population Served11,500
Service Connections4,209

Drinking Water Violations (106)

This water system has 106 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 Mar 31, 2025 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 CARBON, TOTAL MR No Yes — TT — Resolved Aug 14, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 CARBON, TOTAL MR No Yes — TT — Resolved Aug 14, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 CARBON, TOTAL MR No Yes — TT — Resolved Aug 14, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2024 Sep 30, 2024 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 2024 Nitrate Rule
Jun 1, 2024 Jun 30, 2024 Chlorite MR No Yes — 1.0 mg/L — Resolved Jun 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2024 Jun 30, 2024 Chlorite MR No Yes — 1.0 mg/L — Resolved Jun 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2024 Jun 30, 2024 Chlorite MR No Yes — 1.0 mg/L — Resolved Jun 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2024 Jun 30, 2024 Chlorine dioxide MR No Yes — 0.8 mg/L — Resolved Jun 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2024 Jun 30, 2024 Chlorine dioxide MR No Yes — 0.8 mg/L — Resolved Jun 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2024 Jun 30, 2024 Chlorine dioxide MR No Yes — 0.8 mg/L — Resolved Jun 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2024 May 31, 2024 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved May 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2024 May 31, 2024 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved May 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2024 May 31, 2024 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved May 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2024 May 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved May 31, 2024 Surface Water Treatment Rule
May 1, 2024 May 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved May 31, 2024 Surface Water Treatment Rule
May 1, 2024 May 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved May 31, 2024 Surface Water Treatment Rule
Dec 1, 2023 Dec 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Dec 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2023 Dec 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Dec 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2023 Dec 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Dec 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2023 Dec 31, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Dec 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Nov 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Nov 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Nov 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Nov 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Oct 1, 2023 Oct 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2023 Surface Water Treatment Rule
Oct 1, 2023 Oct 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2023 Surface Water Treatment Rule
Oct 1, 2023 Oct 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2023 Surface Water Treatment Rule
Jun 1, 2023 Jun 30, 2023 Chlorite MR No Yes — 1.0 mg/L — Resolved Jun 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2023 Jun 30, 2023 Chlorite MR No Yes — 1.0 mg/L — Resolved Jun 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2023 Jun 30, 2023 Chlorite MR No Yes — 1.0 mg/L — Resolved Jun 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 19, 2022 — Public Notice Other No No — — — Resolved Mar 5, 2023 Public Notice Rule and Revised PN Rule
Dec 19, 2022 — Public Notice Other No No — — — Resolved Mar 5, 2023 Public Notice Rule and Revised PN Rule
Oct 1, 2022 — Lead and Copper Rule MR No No — TT — Resolved Oct 28, 2022 Lead and Copper Rule
Oct 1, 2022 — Lead and Copper Rule MR No No — TT — Resolved Oct 28, 2022 Lead and Copper Rule
Oct 1, 2022 — Lead and Copper Rule MR No No — TT — Resolved Oct 28, 2022 Lead and Copper Rule
Feb 1, 2022 Feb 28, 2022 Surface Water Treatment Rule MR No Yes — — — Resolved Feb 28, 2022 Surface Water Treatment Rule
Feb 1, 2022 Feb 28, 2022 Surface Water Treatment Rule MR No Yes — — — Resolved Feb 28, 2022 Surface Water Treatment Rule
Feb 1, 2022 Feb 28, 2022 Surface Water Treatment Rule MR No Yes — — — Resolved Feb 28, 2022 Surface Water Treatment Rule
Apr 1, 2018 Jun 30, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2018 Jun 30, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2018 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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