Monse-Riggan Camp
Washington — Community Water System — PWSID: WA53AC141
System Information
| PWSID | WA53AC141 |
| System Name | Monse-Riggan Camp |
| 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 | Nov 25, 2008 |
| Last Reported | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | Brewster |
| ZIP Code | 98812 |
| Address | PO Box 7 |
| Organization | Monse-Riggan Camp |
| Phone | — |
Population & Service
| Population Served | 1,165 |
| Service Connections | 8 |
Drinking Water Violations (13)
This water system has 13 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, 2023 | Oct 31, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Oct 31, 2023 | Revised Total Coliform Rule |
| Sep 1, 2023 | Sep 30, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Sep 30, 2023 | Revised Total Coliform Rule |
| Aug 1, 2023 | Aug 31, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Aug 31, 2023 | Revised Total Coliform Rule |
| Aug 1, 2023 | Aug 31, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Aug 31, 2023 | Revised Total Coliform Rule |
| Jul 1, 2023 | Jul 31, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2023 | Revised Total Coliform Rule |
| Jul 1, 2023 | Jul 31, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2023 | Revised Total Coliform Rule |
| Jun 1, 2023 | Jun 30, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jun 30, 2023 | Revised Total Coliform Rule |
| Jun 1, 2023 | Jun 30, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jun 30, 2023 | Revised Total Coliform Rule |
| May 1, 2023 | May 31, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | May 31, 2023 | Revised Total Coliform Rule |
| May 1, 2023 | May 31, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | May 31, 2023 | Revised Total Coliform Rule |
| Apr 1, 2023 | Apr 30, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Apr 30, 2023 | Revised Total Coliform Rule |
| Apr 1, 2023 | Apr 30, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Apr 30, 2023 | Revised Total Coliform Rule |
| Jan 1, 2022 | Dec 31, 2022 | Nitrate | MCL | Yes | No | 13.8 MG/L | 10 mg/L | — | Resolved | Dec 31, 2022 | Nitrate 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.