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TEN MILE AND PLEASANT VALLEY WUA

Montana — Community Water System — PWSID: MT0002005

System Information

PWSIDMT0002005
System NameTEN MILE AND PLEASANT VALLEY WUA
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 2, 1981
Last ReportedJan 5, 2026

Location & Contact

StateMontana
CityHELENA
ZIP Code59604
AddressPO BOX 5803
OrganizationPARKER, JO
Phone406-442-3939

Population & Service

Population Served750
Service Connections310

Drinking Water Violations (456)

This water system has 456 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
Apr 1, 2024 — Lead and Copper Rule TT Yes No — TT — Resolved Jun 26, 2024 Lead and Copper Rule
Apr 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Jun 26, 2024 Lead and Copper Rule
Apr 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Jun 26, 2024 Lead and Copper Rule
Apr 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Jun 26, 2024 Lead and Copper Rule
Apr 1, 2024 — Lead and Copper Rule TT Yes No — TT — Resolved Jun 26, 2024 Lead and Copper Rule
Apr 1, 2024 — Lead and Copper Rule TT Yes No — TT — Resolved Jun 26, 2024 Lead and Copper Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Oct 13, 2023 Consumer Confidence Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Oct 13, 2023 Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Feb 12, 2024 Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Feb 12, 2024 Consumer Confidence Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jul 11, 2022 Consumer Confidence Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jul 11, 2022 Consumer Confidence Rule
Jul 1, 2021 Sep 30, 2021 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Toluene MR No Yes — 1 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Xylenes, Total MR No Yes — 10 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Toluene MR No Yes — 1 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Jul 19, 2021 Consumer Confidence Rule
Jul 1, 2021 Sep 30, 2021 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Xylenes, Total MR No Yes — 10 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Jul 19, 2021 Consumer Confidence Rule
Jul 1, 2021 Sep 30, 2021 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Xylenes, Total MR No Yes — 10 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Sep 30, 2021 Volatile Organic Chemicals
Jul 1, 2021 Sep 30, 2021 Toluene MR No Yes — 1 mg/L — Resolved Sep 30, 2021 Volatile 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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