POWDERHORN WATER ASSN
Idaho — Transient Non-Community — PWSID: ID1280103
System Information
| PWSID | ID1280103 |
| System Name | POWDERHORN WATER ASSN |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 5, 1981 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Idaho |
| City | POST FALLS |
| ZIP Code | 83854 |
| Address | 784 CLEARWATER LOOP #4096 |
| Organization | GRIDLEY, SAMUEL |
| Phone | 808-291-3980 |
Population & Service
| Population Served | 27 |
| Service Connections | 10 |
Drinking Water Violations (11)
This water system has 11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | Sep 30, 2025 | MON | No | Yes | — | — | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MON | No | Yes | — | — | — | Archived | Sep 30, 2025 | — | |
| Dec 19, 2023 | — | MR | No | Yes | — | — | — | Unaddressed | — | — | |
| Dec 19, 2023 | — | MR | No | Yes | — | — | — | Unaddressed | — | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jun 13, 2017 | — | MR | No | Yes | — | — | — | Resolved | Sep 12, 2017 | — | |
| Jun 13, 2017 | — | MR | No | Yes | — | — | — | Resolved | Sep 12, 2017 | — | |
| Jun 13, 2017 | — | MR | No | Yes | — | — | — | Resolved | Sep 12, 2017 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 5% of samples | — | Archived | Mar 31, 1991 | — |
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.