WSDP Riverside SP Equestrian
Washington — Transient Non-Community — PWSID: WA53SP727
System Information
| PWSID | WA53SP727 |
| System Name | WSDP Riverside SP Equestrian |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | Nine Mile Falls |
| ZIP Code | 99026 |
| Address | 9711 W Charles Road |
| Organization | WSDP Riverside SP Equestrian |
| Phone | — |
Population & Service
| Population Served | 356 |
| Service Connections | 5 |
Drinking Water Violations (2)
This water system has 2 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2025 | Mar 31, 2025 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Mar 31, 2025 | Revised Total Coliform Rule |
| Apr 1, 1992 | Apr 30, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Apr 30, 1992 | 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.