LOST LAKE
Washington - Community Water System - PWSID: WA5302897
System Information
| PWSID | WA5302897 |
| System Name | LOST LAKE |
| 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 | Mar 6, 1994 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Port Orchard |
| ZIP Code | 98366 |
| Address | PO Box 123 |
| Organization | LOST LAKE |
| Phone | - |
Population & Service
| Population Served | 328 |
| Service Connections | 250 |
Drinking Water Violations (23)
This water system has 23 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, 2013 | Jul 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2013 | - | |
| Feb 1, 2011 | Feb 28, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2011 | - | |
| Jan 1, 2010 | Jan 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2010 | - | |
| Jan 1, 2009 | Dec 31, 2009 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Dec 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | 5% of samples | - | Archived | Dec 31, 2000 | - | |
| Sep 1, 2000 | Sep 30, 2000 | MR | No | Yes | - | 5% of samples | - | Archived | Sep 30, 2000 | - | |
| Aug 1, 2000 | Aug 31, 2000 | MR | No | Yes | - | 5% of samples | - | Archived | Aug 31, 2000 | - | |
| Jul 1, 2000 | Jul 31, 2000 | MR | No | Yes | - | 5% of samples | - | Archived | Jul 31, 2000 | - | |
| May 1, 2000 | May 31, 2000 | MR | No | Yes | - | 5% of samples | - | Archived | May 31, 2000 | - | |
| Mar 1, 2000 | Mar 31, 2000 | MR | No | Yes | - | 5% of samples | - | Archived | Mar 31, 2000 | - | |
| Dec 1, 1999 | Dec 31, 1999 | MR | No | Yes | - | 5% of samples | - | Archived | Dec 31, 1999 | - | |
| Sep 1, 1999 | Sep 30, 1999 | MR | No | Yes | - | 5% of samples | - | Archived | Sep 30, 1999 | - | |
| Aug 1, 1999 | Aug 31, 1999 | MR | No | Yes | - | 5% of samples | - | Archived | Aug 31, 1999 | - | |
| Jun 1, 1999 | Jun 30, 1999 | MR | No | Yes | - | 5% of samples | - | Archived | Jun 30, 1999 | - | |
| May 1, 1999 | May 31, 1999 | MR | No | Yes | - | 5% of samples | - | Archived | May 31, 1999 | - | |
| Jan 1, 1995 | Jan 31, 1995 | MR | No | Yes | - | 5% of samples | - | Archived | Jan 31, 1995 | - | |
| Jan 1, 1995 | Jan 31, 1995 | MR | No | Yes | - | 5% of samples | - | Archived | Jan 31, 1995 | - | |
| Oct 19, 1994 | Nov 18, 1994 | MR | No | Yes | - | 5% of samples | - | Archived | Nov 18, 1994 | - | |
| Oct 19, 1994 | Nov 18, 1994 | MR | No | Yes | - | 5% of samples | - | Archived | Nov 18, 1994 | - | |
| Feb 1, 1994 | Feb 28, 1994 | MR | No | Yes | - | 5% of samples | - | Archived | Feb 28, 1994 | - | |
| Feb 1, 1994 | Feb 28, 1994 | MR | No | Yes | - | 5% of samples | - | Archived | Feb 28, 1994 | - | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | Yes | - | 5% of samples | - | Archived | Jan 31, 1994 | - | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | Yes | - | 5% of samples | - | Archived | Jan 31, 1994 | - |
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.