Stonewater Ranch
Washington — Non-Transient Non-Community — PWSID: WA5301824
System Information
| PWSID | WA5301824 |
| System Name | Stonewater Ranch |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Leavenworth |
| ZIP Code | 98826 |
| Address | 19537 Chiwawa Loop Rd |
| Organization | Stonewater Ranch |
| Phone | — |
Population & Service
| Population Served | 154 |
| Service Connections | 36 |
Drinking Water Violations (44)
This water system has 44 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2022 | Apr 30, 2022 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.00005 mg/L | — | Archived | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.0002 mg/L | — | Archived | Dec 31, 2007 | — | |
| Aug 1, 2007 | Aug 31, 2007 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 2007 | — | |
| Aug 1, 2007 | Aug 31, 2007 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Sep 30, 2007 | — | |
| Jul 1, 2007 | Jul 31, 2007 | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 2007 | — | |
| Jul 1, 2007 | Jul 31, 2007 | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Sep 30, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Sep 30, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Sep 30, 2007 | — |
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.