SANDFLAT WATER ASSOCIATION
Washington — Community Water System — PWSID: WA5309064
System Information
| PWSID | WA5309064 |
| System Name | SANDFLAT WATER ASSOCIATION |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 24, 1994 |
| Last Reported | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | Tonasket |
| ZIP Code | 98855-9433 |
| Address | 4 Norway Pines Dr |
| Organization | SANDFLAT WATER ASSOCIATION |
| Phone | — |
Population & Service
| Population Served | 260 |
| Service Connections | 103 |
Drinking Water Violations (5)
This water system has 5 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 17, 2022 | Lead and Copper Rule |
| Jan 1, 2009 | Dec 31, 2009 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2009 | Nitrate Rule |
| Jan 1, 2009 | Dec 31, 2009 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2009 | Nitrate Rule |
| Oct 1, 2000 | Oct 31, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Oct 31, 2000 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Jun 30, 1999 | 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.