NELSON RIDGE
Washington — Community Water System — PWSID: WA5306081
System Information
| PWSID | WA5306081 |
| System Name | NELSON RIDGE |
| 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 | Dec 30, 1986 |
| Last Reported | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | Tacoma |
| ZIP Code | 98444 |
| Address | PO Box 44168 |
| Organization | NELSON RIDGE |
| Phone | — |
Population & Service
| Population Served | 232 |
| Service Connections | 63 |
Drinking Water Violations (14)
This water system has 14 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, 2016 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 5, 2016 | Consumer Confidence Rule |
| Jul 1, 2015 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 3, 2015 | Consumer Confidence Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 9, 2014 | Consumer Confidence Rule |
| Jul 1, 2013 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 10, 2013 | Consumer Confidence Rule |
| Jul 1, 2011 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 8, 2011 | Consumer Confidence Rule |
| Nov 1, 2010 | Nov 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | Total Coliform Rule |
| Feb 1, 2005 | Feb 28, 2005 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Feb 28, 2005 | Total Coliform Rule |
| Dec 1, 2003 | Dec 31, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 2003 | Total Coliform Rule |
| May 1, 2000 | May 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 2000 | Total Coliform Rule |
| May 1, 2000 | May 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 2000 | Total Coliform Rule |
| May 1, 2000 | May 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 2000 | Total Coliform Rule |
| Aug 1, 1996 | Aug 31, 1996 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 1996 | Total Coliform Rule |
| Jan 1, 1992 | Jan 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1992 | Total Coliform Rule |
| Dec 1, 1991 | Dec 31, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 1991 | 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.