NORTHWESTERN PARK
Washington - Transient Non-Community - PWSID: WA5316479
System Information
| PWSID | WA5316479 |
| System Name | NORTHWESTERN PARK |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Inactive |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 23, 1983 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | ARIEL |
| ZIP Code | 98603-9727 |
| Address | PACIFICORP |
| Organization | NORTHWESTERN PARK |
| Phone | - |
Population & Service
| Population Served | 60 |
| Service Connections | 1 |
Drinking Water Violations (6)
This water system has 6 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 1999 | Sep 30, 1999 | MR | No | Yes | - | 5% of samples | - | Archived | Sep 30, 1999 | - | |
| Apr 1, 1999 | Apr 30, 1999 | MR | No | Yes | - | 5% of samples | - | Archived | Apr 30, 1999 | - | |
| Sep 1, 1993 | Sep 30, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Sep 30, 1993 | - | |
| Aug 1, 1993 | Aug 31, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Aug 31, 1993 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Sep 30, 1992 | - | |
| Jul 1, 1992 | Jul 31, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Jul 31, 1992 | - |
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.