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PERRY PARK WSD

Colorado — Community Water System — PWSID: CO0118045

System Information

PWSIDCO0118045
System NamePERRY PARK WSD
System TypeCommunity Water System
Water SourceGround Water Under Influence
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMar 20, 1979
Last ReportedNov 17, 2025

Location & Contact

StateColorado
CityLARKSPUR
ZIP Code80118
Address5676 WEST RED ROCK DR
OrganizationMILLER, DIANA
Phone303-791-5556

Population & Service

Population Served3,890
Service Connections1,556

Drinking Water Violations (150)

This water system has 150 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
Nov 1, 2023 Nov 30, 2023 E. COLI MR No Yes — — — Resolved Nov 30, 2023 Long Term 2 Enhanced Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 E. COLI MR No Yes — — — Resolved Nov 30, 2023 Long Term 2 Enhanced Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 E. COLI MR No Yes — — — Resolved Nov 30, 2023 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 16, 2023 — Long Term 2 Enhanced Surface Water Treatment Rule MR No No — — — Resolved Feb 27, 2023 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 16, 2023 — Long Term 2 Enhanced Surface Water Treatment Rule MR No No — — — Resolved Feb 27, 2023 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 16, 2023 — Long Term 2 Enhanced Surface Water Treatment Rule MR No No — — — Resolved Feb 27, 2023 Long Term 2 Enhanced Surface Water Treatment Rule
Dec 1, 2022 Dec 31, 2022 Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2022 Surface Water Treatment Rule
Dec 1, 2022 Dec 31, 2022 Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2022 Surface Water Treatment Rule
Dec 1, 2022 Dec 31, 2022 Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2022 Surface Water Treatment Rule
Jan 1, 2022 Mar 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Mar 31, 2022 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2022 Mar 31, 2022 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2022 Mar 31, 2022 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2022 Mar 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Mar 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Mar 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Mar 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Mar 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2021 Jun 30, 2021 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2021 Surface Water Treatment Rule
Jun 1, 2021 Jun 30, 2021 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2021 Surface Water Treatment Rule
Jun 1, 2021 Jun 30, 2021 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2021 Surface Water Treatment Rule
Jun 1, 2021 Jun 30, 2021 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2021 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2021 Jun 30, 2021 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2021 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2021 Jun 30, 2021 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2021 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2021 Apr 30, 2021 Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2021 Surface Water Treatment Rule
Apr 1, 2021 Apr 30, 2021 Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2021 Surface Water Treatment Rule
Apr 1, 2021 Apr 30, 2021 Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2021 Surface Water Treatment Rule
Apr 1, 2021 Apr 30, 2021 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2021 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2021 Apr 30, 2021 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2021 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2021 Apr 30, 2021 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2021 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Apr 1, 2020 Jun 30, 2020 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Jun 29, 2020 Radionuclides and Revised Rad Rule
Apr 1, 2020 Jun 30, 2020 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Jun 29, 2020 Radionuclides and Revised Rad Rule
Apr 1, 2020 Jun 30, 2020 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Jun 29, 2020 Radionuclides and Revised Rad Rule
Apr 1, 2020 Jun 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Jan 11, 2019 Lead and Copper Rule
Jan 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Jan 11, 2019 Lead and Copper Rule
Jan 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Jan 11, 2019 Lead and Copper Rule
Jan 1, 2019 Mar 31, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019 Mar 31, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019 Mar 31, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019 Mar 31, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019 Mar 31, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019 Mar 31, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2017 Dec 31, 2019 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 2019 Synthetic Organic Chemicals
Jan 1, 2017 Dec 31, 2019 Aldicarb sulfone MR No Yes — — — Resolved Dec 31, 2019 Synthetic Organic Chemicals

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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