LAME DEER WATER SYSTEM
Montana — Community Water System — PWSID: 083090064
System Information
| PWSID | 083090064 |
| System Name | LAME DEER WATER SYSTEM |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 4, 1980 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Montana |
| City | LAME DEER |
| ZIP Code | 59043 |
| Address | P.O. BOX 747 |
| Organization | SHOULDER BLADE, ETHELYN |
| Phone | 406-477-6318 |
Population & Service
| Population Served | 2,605 |
| Service Connections | 844 |
Drinking Water Violations (143)
This water system has 143 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, 2023 | — | Revised Total Coliform Rule | TT | Yes | No | — | — | — | Resolved | Jul 25, 2023 | Revised Total Coliform Rule |
| Dec 30, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Apr 9, 2024 | Lead and Copper Rule |
| Oct 1, 2022 | Dec 31, 2022 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 | Dec 31, 2022 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 | Sep 30, 2022 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Sep 30, 2022 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2021 | Dec 31, 2021 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2021 | Nitrate Rule |
| Jan 1, 2021 | Dec 31, 2021 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2021 | Nitrate Rule |
| Jan 1, 2021 | Dec 31, 2021 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2021 | Nitrate Rule |
| Jan 1, 2020 | Dec 31, 2022 | Asbestos | MR | No | Yes | — | 7 MFL | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Sep 1, 2019 | Aug 31, 2020 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2020 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2019 | Aug 31, 2020 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2020 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2019 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jul 11, 2023 | Ground Water Rule |
| Jan 1, 2019 | Dec 31, 2021 | Radium-228 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2021 | Radionuclides and Revised Rad Rule |
| Jan 1, 2019 | Dec 31, 2021 | Combined Uranium | MR | No | Yes | — | 30 ug/L | — | Resolved | Dec 31, 2021 | Radionuclides and Revised Rad Rule |
| Jan 1, 2019 | Dec 31, 2021 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2021 | Radionuclides and Revised Rad Rule |
| Jan 1, 2019 | Dec 31, 2021 | Gross Alpha, Excl. Radon and U | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2021 | Radionuclides and Revised Rad Rule |
| Jan 1, 2019 | Dec 31, 2021 | Radium-226 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2021 | Radionuclides and Revised Rad Rule |
| Aug 24, 2018 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Aug 22, 2019 | Ground Water Rule |
| Aug 1, 2018 | Aug 31, 2018 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Aug 31, 2018 | Revised Total Coliform Rule |
| Sep 1, 2017 | Aug 31, 2018 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2018 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2017 | Aug 31, 2018 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2018 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Nov 1, 2015 | Nov 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2015 | Total Coliform Rule |
| Nov 1, 2015 | Nov 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2015 | Total Coliform Rule |
| Oct 13, 2013 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | May 20, 2014 | Ground Water Rule |
| Apr 1, 2012 | Apr 30, 2012 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2012 | Total Coliform Rule |
| Apr 1, 2012 | Apr 30, 2012 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2012 | Total Coliform Rule |
| Apr 1, 2012 | Apr 30, 2012 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2012 | Total Coliform Rule |
| Jul 1, 2009 | Jul 31, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2009 | Total Coliform Rule |
| Jan 1, 2009 | Jan 31, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | Total Coliform Rule |
| Oct 1, 2008 | Oct 31, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2008 | Total Coliform Rule |
| Sep 1, 2007 | Sep 30, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2007 | Total Coliform Rule |
| Jan 1, 2005 | Dec 31, 2007 | Thallium, Total | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Thallium, Total | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Nickel | MR | No | Yes | — | — | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Fluoride | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Fluoride | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Nickel | MR | No | Yes | — | — | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2007 | Arsenic Rule |
| Jan 1, 2005 | Dec 31, 2007 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | Inorganic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2007 | Arsenic 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.