ROCK ISLAND DAM POWERHOUSE I
Washington - Non-Transient Non-Community - PWSID: WA5373400
System Information
| PWSID | WA5373400 |
| System Name | ROCK ISLAND DAM POWERHOUSE I |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Wenatchee |
| ZIP Code | 98807 |
| Address | PO Box 1231 |
| Organization | ROCK ISLAND DAM POWERHOUSE I |
| Phone | - |
Population & Service
| Population Served | 30 |
| Service Connections | 2 |
Drinking Water Violations (15)
This water system has 15 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2018 | Jul 31, 2018 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2018 | - | |
| Feb 1, 2004 | Feb 29, 2004 | MCL | Yes | No | - | 5% of samples | - | Archived | Feb 29, 2004 | - | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 2004 | - | |
| Dec 1, 1998 | Dec 31, 1998 | MCL | Yes | No | - | 5% of samples | - | Archived | Dec 31, 1998 | - | |
| Dec 1, 1998 | Dec 31, 1998 | MCL | Yes | No | - | 5% of samples | - | Archived | Dec 31, 1998 | - | |
| Dec 1, 1998 | Dec 31, 1998 | MCL | Yes | No | - | 5% of samples | - | Archived | Dec 31, 1998 | - | |
| Apr 1, 1998 | Jul 1, 2001 | MR | No | No | - | TT | - | Resolved | Jul 1, 2001 | - | |
| Jul 1, 1997 | Jul 31, 1997 | MR | No | Yes | - | 5% of samples | - | Archived | Jul 31, 1997 | - | |
| Feb 1, 1997 | Feb 28, 1997 | MR | No | Yes | - | 5% of samples | - | Archived | Feb 28, 1997 | - | |
| Jun 1, 1996 | Jun 30, 1996 | MR | No | Yes | - | 5% of samples | - | Archived | Jun 30, 1996 | - | |
| Mar 1, 1995 | Mar 31, 1995 | MCL | Yes | No | - | 5% of samples | - | Archived | Mar 31, 1995 | - | |
| Feb 1, 1995 | Feb 28, 1995 | MCL | Yes | No | - | 5% of samples | - | Archived | Feb 28, 1995 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.