ETHETE WATER SYSTEM
Wyoming - Community Water System - PWSID: 085690002
System Information
| PWSID | 085690002 |
| System Name | ETHETE WATER SYSTEM |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 4, 1980 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wyoming |
| City | FORT WASHAKIE |
| ZIP Code | 82514 |
| Address | P.O. Box 1304 |
| Organization | HARJO, BRENDEN |
| Phone | - |
Population & Service
| Population Served | 1,950 |
| Service Connections | 450 |
Drinking Water Violations (640)
This water system has 640 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | Oct 31, 2025 | MR | No | No | - | - | - | Resolved | Oct 31, 2025 | - | |
| Jun 1, 2025 | Jun 30, 2025 | TT | Yes | No | - | - | - | Resolved | Jun 30, 2025 | - | |
| Jun 1, 2025 | Jun 30, 2025 | TT | Yes | No | - | - | - | Resolved | Jun 30, 2025 | - | |
| Oct 1, 2024 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | - | TT | - | Resolved | Mar 31, 2024 | - | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | - | TT | - | Resolved | Mar 31, 2024 | - | |
| Apr 1, 2022 | - | MR | No | No | - | TT | - | Resolved | Apr 11, 2022 | - | |
| Nov 1, 2020 | Nov 30, 2020 | TT | Yes | No | - | - | - | Resolved | Nov 30, 2020 | - | |
| Nov 1, 2020 | Nov 30, 2020 | TT | Yes | No | - | - | - | Resolved | Nov 30, 2020 | - | |
| Sep 29, 2020 | - | MR | No | No | - | TT | - | Resolved | Aug 17, 2021 | - | |
| Apr 1, 2020 | - | MR | No | No | - | TT | - | Resolved | Aug 17, 2021 | - | |
| Jan 1, 2020 | - | MR | No | No | - | TT | - | Resolved | Jan 13, 2021 | - | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | Yes | - | TT | - | Archived | Mar 31, 2020 | - | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | Yes | - | TT | - | Archived | Mar 31, 2020 | - | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | Yes | - | TT | - | Archived | Mar 31, 2020 | - | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | Yes | - | TT | - | Archived | Mar 31, 2020 | - | |
| Dec 1, 2019 | Feb 28, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Feb 28, 2020 | - | |
| Dec 1, 2019 | Feb 28, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Feb 28, 2020 | - | |
| Jun 23, 2019 | - | TT | Yes | No | - | - | - | Resolved | Jun 8, 2021 | - | |
| Jun 23, 2019 | - | TT | Yes | No | - | - | - | Resolved | Jun 8, 2021 | - | |
| Jan 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | - | - | Resolved | Dec 9, 2019 | - | |
| Sep 1, 2018 | Sep 30, 2018 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2018 | - | |
| Jul 1, 2018 | - | TT | Yes | No | - | - | - | Resolved | Feb 6, 2019 | - | |
| Jul 1, 2018 | - | TT | Yes | No | - | - | - | Resolved | Feb 6, 2019 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | TT | - | Archived | Mar 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | TT | - | Archived | Mar 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | TT | - | Archived | Mar 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Mar 1, 2016 | Mar 31, 2016 | TT | Yes | No | - | - | - | Resolved | Mar 31, 2016 | - |
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.