FORT HALL
Idaho — Community Water System — PWSID: 101612109
System Information
| PWSID | 101612109 |
| System Name | FORT HALL |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 15, 1985 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Idaho |
| City | FORT HALL |
| ZIP Code | 83203 |
| Address | P.O. BOX 306 |
| Organization | TORRECILLAS, CAROLYN |
| Phone | 208-478-3735 |
Population & Service
| Population Served | 2,850 |
| Service Connections | 600 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | Oct 31, 2025 | MON | No | Yes | — | — | — | Archived | Oct 31, 2025 | — | |
| Oct 1, 2025 | Oct 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Oct 31, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.007 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 10 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.6 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.075 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 1 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.7 mg/L | — | Archived | Sep 30, 2025 | — | |
| Dec 13, 2024 | — | Other | No | No | — | — | — | Addressed | — | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Addressed | — | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Addressed | — | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.00000003 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Oct 10, 2023 | — | MR | No | Yes | — | — | — | Resolved | Jun 12, 2024 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.00000003 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2023 | — |
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.