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GRAND COUNTY WATER NO 1

Colorado — Community Water System — PWSID: CO0125323

System Information

PWSIDCO0125323
System NameGRAND COUNTY WATER NO 1
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
CityWINTER PARK
ZIP Code80482
Address—
OrganizationCONIBERE, SHANEL
Phone970-726-5583

Population & Service

Population Served5,400
Service Connections702

Drinking Water Violations (746)

This water system has 746 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
Oct 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Oct 1, 2024 Lead and Copper Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Oct 1, 2024 Lead and Copper Rule
Oct 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Oct 1, 2024 Lead and Copper Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Oct 1, 2024 Lead and Copper Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jul 24, 2024 Consumer Confidence Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jul 24, 2024 Consumer Confidence Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jul 24, 2024 Consumer Confidence Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jul 24, 2024 Consumer Confidence Rule
Apr 1, 2024 Apr 30, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Apr 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2024 Apr 30, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Apr 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2024 Apr 30, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Apr 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2024 Apr 30, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Apr 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Feb 29, 2024 Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Revised Total Coliform Rule MON No No — — — Resolved Feb 29, 2024 Revised Total Coliform Rule
Feb 1, 2024 Feb 29, 2024 Revised Total Coliform Rule MON No No — — — Resolved Feb 29, 2024 Revised Total Coliform Rule
Feb 1, 2024 Feb 29, 2024 Revised Total Coliform Rule MON No No — — — Resolved Feb 29, 2024 Revised Total Coliform Rule
Feb 1, 2024 Feb 29, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Feb 29, 2024 Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Feb 29, 2024 Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Feb 29, 2024 Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Revised Total Coliform Rule MON No No — — — Resolved Feb 29, 2024 Revised Total Coliform Rule
Jan 1, 2024 Mar 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 21, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 21, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 21, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 21, 2024 Stage 1 Disinfectants and Disinfection Byproducts 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 Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2023 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 Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2023 Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 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 — Lead and Copper Rule MR No No — TT — Resolved Mar 26, 2024 Lead and Copper Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 21, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Oct 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2023 Revised Total Coliform Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Mar 26, 2024 Lead and Copper Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 21, 2023 Stage 1 Disinfectants and Disinfection Byproducts 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 — Lead and Copper Rule MR No No — TT — Resolved Mar 26, 2024 Lead and Copper Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Mar 26, 2024 Lead and Copper Rule
Oct 1, 2023 Oct 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2023 Revised Total Coliform Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 21, 2023 Stage 1 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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