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MOUNTAIN VALLEY MHP

Colorado — Community Water System — PWSID: CO0123519

System Information

PWSIDCO0123519
System NameMOUNTAIN VALLEY MHP
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMar 20, 1979
Last ReportedNov 17, 2025

Location & Contact

StateColorado
CityBASALT
ZIP Code81621
Address1900 WILLITS LN
OrganizationPRESCOTT, TAYLOR
Phone970-618-2999

Population & Service

Population Served338
Service Connections68

Drinking Water Violations (35)

This water system has 35 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
Mar 17, 2024 — Public Notice Other No No — — — Resolved Apr 18, 2024 Public Notice Rule and Revised PN Rule
Mar 17, 2024 — Public Notice Other No No — — — Resolved Apr 18, 2024 Public Notice Rule and Revised PN Rule
Jul 26, 2021 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Jul 26, 2021 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Apr 26, 2021 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Apr 26, 2021 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Apr 1, 2021 Jun 30, 2021 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2021 Volatile Organic Chemicals
Apr 1, 2021 Jun 30, 2021 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2021 Volatile Organic Chemicals
Apr 1, 2021 Jun 30, 2021 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2021 Volatile Organic Chemicals
Jan 26, 2021 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Jan 26, 2021 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Oct 26, 2020 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Oct 26, 2020 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Jul 26, 2020 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Jul 26, 2020 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Apr 26, 2020 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Apr 26, 2020 — Public Notice Other No No — — — Resolved Jul 30, 2021 Public Notice Rule and Revised PN Rule
Jan 1, 2020 Dec 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 21, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 21, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 21, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 21, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 21, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 21, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2019 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Sep 23, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2019 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Sep 23, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2019 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Sep 23, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2019 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Sep 23, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 1995 Nov 30, 1995 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 1995 Total Coliform Rule
Nov 1, 1995 Nov 30, 1995 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 1995 Total Coliform Rule
Nov 1, 1995 Nov 30, 1995 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 1995 Total Coliform Rule
Jan 1, 1995 Dec 31, 1995 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 1995 Nitrate Rule
Jan 1, 1995 Dec 31, 1995 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 1995 Nitrate Rule
Jan 1, 1995 Dec 31, 1995 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 1995 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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