FOUR LAKES WATER DISTRICT 10
Washington — Community Water System — PWSID: WA5326200
System Information
| PWSID | WA5326200 |
| System Name | FOUR LAKES WATER DISTRICT 10 |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Four Lakes |
| ZIP Code | 99014 |
| Address | PO Box 47 |
| Organization | FOUR LAKES WATER DISTRICT 10 |
| Phone | — |
Population & Service
| Population Served | 433 |
| Service Connections | 184 |
Drinking Water Violations (22)
This water system has 22 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, 2024 | Dec 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Oct 1, 2006 | Dec 31, 2006 | MCL | Yes | No | 10.3 MG/L | 10 mg/L | — | Archived | Dec 31, 2006 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 1994 | — | |
| Jul 1, 1994 | Jul 31, 1994 | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1994 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Archived | Apr 30, 1993 | — | |
| Jan 1, 1993 | Jan 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Archived | Jan 31, 1993 | — | |
| Apr 1, 1992 | Apr 30, 1992 | MCL | Yes | No | — | 5% of samples | — | Archived | Apr 30, 1992 | — | |
| Apr 1, 1992 | Apr 30, 1992 | MCL | Yes | No | — | 5% of samples | — | Archived | Apr 30, 1992 | — | |
| Apr 1, 1992 | Apr 30, 1992 | MCL | Yes | No | — | 5% of samples | — | Archived | Apr 30, 1992 | — | |
| Dec 1, 1991 | Dec 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 1991 | — | |
| Dec 1, 1991 | Dec 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 1991 | — | |
| Dec 1, 1991 | Dec 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 1991 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.010 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.002 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 10 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 4.0 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 2 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.005 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 15 pCi/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.1 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.05 mg/L | — | Archived | Oct 31, 1979 | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.