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LAMBERT SEWER AND WATER ASSN

Montana — Community Water System — PWSID: MT0000269

System Information

PWSIDMT0000269
System NameLAMBERT SEWER AND WATER ASSN
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1979
Last ReportedJan 5, 2026

Location & Contact

StateMontana
CityLAMBERT
ZIP Code59243
AddressPO BOX 104
OrganizationHILL, KEN
Phone406-914-3346

Population & Service

Population Served150
Service Connections118

Drinking Water Violations (507)

This water system has 507 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
May 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2025 Revised Total Coliform Rule
May 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2025 Revised Total Coliform Rule
May 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2025 Revised Total Coliform Rule
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2025 Revised Total Coliform Rule
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2025 Revised Total Coliform Rule
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2025 Revised Total Coliform Rule
Oct 1, 2024 Oct 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2024 Revised Total Coliform Rule
Oct 1, 2024 Oct 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2024 Revised Total Coliform Rule
Oct 1, 2024 Oct 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2024 Revised Total Coliform Rule
Aug 1, 2024 Aug 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2024 Revised Total Coliform Rule
Aug 1, 2024 Aug 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2024 Revised Total Coliform Rule
Aug 1, 2024 Aug 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2024 Revised Total Coliform Rule
Jan 1, 2024 Dec 31, 2024 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2024 Nitrate Rule
Jan 1, 2024 Dec 31, 2024 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2024 Nitrate Rule
Jan 1, 2024 Dec 31, 2024 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 2024 Inorganic Chemicals
Jan 1, 2024 Dec 31, 2024 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 2024 Inorganic Chemicals
Jan 1, 2024 Dec 31, 2024 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2024 Nitrate Rule
Jan 1, 2024 Dec 31, 2024 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 2024 Inorganic Chemicals
Apr 1, 2023 Apr 30, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2023 Revised Total Coliform Rule
Apr 1, 2023 Apr 30, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2023 Revised Total Coliform Rule
Apr 1, 2023 Apr 30, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2023 Revised Total Coliform Rule
Jan 1, 2023 Dec 31, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Unaddressed — Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Dec 31, 2025 TTHM MR No Yes — 0.080 mg/L — Unaddressed — Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Dec 31, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Unaddressed — Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Dec 31, 2025 TTHM MR No Yes — 0.080 mg/L — Unaddressed — Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Dec 20, 2022 Consumer Confidence Rule
Oct 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Dec 20, 2022 Consumer Confidence Rule
Jul 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Dec 19, 2022 Consumer Confidence Rule
Jul 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Dec 19, 2022 Consumer Confidence Rule
Jan 1, 2021 Dec 31, 2021 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 2021 Inorganic Chemicals
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Aug 10, 2022 Lead and Copper Rule
Oct 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Dec 17, 2020 Consumer Confidence Rule
Oct 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Dec 17, 2020 Consumer Confidence Rule
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Aug 10, 2022 Lead and Copper Rule
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Aug 10, 2022 Lead and Copper Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Dec 17, 2020 Consumer Confidence Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Dec 17, 2020 Consumer Confidence Rule
Jan 1, 2020 Jan 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2020 Revised Total Coliform Rule
Jan 1, 2020 Jan 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2020 Revised Total Coliform Rule
Jan 1, 2020 Jan 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2020 Revised Total Coliform Rule
Nov 1, 2019 Nov 30, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2019 Revised Total Coliform Rule
Nov 1, 2019 Nov 30, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2019 Revised Total Coliform Rule
Nov 1, 2019 Nov 30, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2019 Revised Total Coliform Rule
Oct 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Dec 19, 2022 Consumer Confidence Rule
Oct 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Dec 19, 2022 Consumer Confidence Rule
Jul 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Dec 19, 2022 Consumer Confidence Rule
Jul 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Dec 19, 2022 Consumer Confidence Rule
Jun 1, 2018 Jun 30, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2018 Revised Total Coliform 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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