SUNDQUIST SUNNYSLOPE DOMESTIC
Washington — Community Water System — PWSID: WA53AD011
System Information
| PWSID | WA53AD011 |
| System Name | SUNDQUIST SUNNYSLOPE DOMESTIC |
| 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 | Sep 4, 2013 |
| Last Reported | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | Yakima |
| ZIP Code | 98901 |
| Address | PO Box 1308 |
| Organization | SUNDQUIST SUNNYSLOPE DOMESTIC |
| Phone | — |
Population & Service
| Population Served | 196 |
| Service Connections | 1 |
Drinking Water Violations (3)
This water system has 3 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, 2019 | Sep 30, 2019 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Sep 30, 2019 | Revised Total Coliform Rule |
| Aug 1, 2019 | Aug 31, 2019 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Aug 31, 2019 | Revised Total Coliform Rule |
| Nov 1, 2015 | Nov 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2015 | 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.