COHO CAMPGROUND
Washington — Transient Non-Community — PWSID: WA53FS124
System Information
| PWSID | WA53FS124 |
| System Name | COHO CAMPGROUND |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | OLYMPIA |
| ZIP Code | 98512-5623 |
| Address | 1835 BLACK LK BLVD SW STE A |
| Organization | COHO CAMPGROUND |
| Phone | — |
Population & Service
| Population Served | 152 |
| Service Connections | 30 |
Drinking Water Violations (17)
This water system has 17 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 1, 2024 | May 31, 2024 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | May 31, 2024 | Revised Total Coliform Rule |
| Jan 1, 2023 | Dec 31, 2023 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2023 | Nitrate Rule |
| Jun 1, 2022 | Jun 30, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jun 30, 2022 | Revised Total Coliform Rule |
| Jan 1, 2022 | Dec 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2022 | Nitrate Rule |
| Jul 1, 2020 | Jul 31, 2020 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2020 | Revised Total Coliform Rule |
| Jan 1, 2020 | Dec 31, 2020 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2020 | Nitrate Rule |
| Jul 1, 2018 | Jul 31, 2018 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2018 | Revised Total Coliform Rule |
| Jan 1, 2018 | Dec 31, 2018 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | Nitrate Rule |
| May 1, 2006 | May 31, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 2006 | Total Coliform Rule |
| Sep 1, 2004 | Sep 30, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 2004 | Total Coliform Rule |
| Jul 1, 2004 | Jul 31, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 2004 | Total Coliform Rule |
| May 1, 1997 | May 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 1997 | Total Coliform Rule |
| May 1, 1997 | May 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 1997 | Total Coliform Rule |
| May 1, 1997 | May 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 1997 | Total Coliform Rule |
| May 1, 1996 | May 31, 1996 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | May 31, 1996 | Total Coliform Rule |
| Oct 19, 1994 | Nov 18, 1994 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Nov 18, 1994 | Total Coliform Rule |
| Dec 1, 1993 | Dec 31, 1993 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Dec 31, 1993 | 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.