CUYAMACA
Washington - Community Water System - PWSID: 105300089
System Information
| PWSID | 105300089 |
| System Name | CUYAMACA |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 30, 1994 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Washington |
| City | OLYMPIA |
| ZIP Code | 98513 |
| Address | 4820 SHE-NAH-NUM DR. S.E. |
| Organization | BERKSON, TONY |
| Phone | 360-456-5221 |
Population & Service
| Population Served | 375 |
| Service Connections | 71 |
Drinking Water Violations (500)
This water system has 500 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 3, 2025 | - | Other | No | No | - | - | - | Resolved | May 1, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | May 1, 2025 | - | |
| Jul 1, 2024 | Jul 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jul 31, 2024 | - | |
| Jul 1, 2024 | Jul 31, 2024 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2024 | - | |
| Oct 31, 2023 | - | MR | No | No | - | TT | - | Resolved | Nov 14, 2023 | - | |
| Oct 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Oct 30, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2023 | - | |
| Mar 1, 2022 | Mar 31, 2022 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Dec 1, 2020 | Dec 31, 2020 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2020 | - | |
| Oct 1, 2020 | Oct 31, 2020 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2020 | - | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Jan 28, 2025 | - | |
| Oct 1, 2015 | - | Other | No | No | - | - | - | Resolved | Jun 28, 2016 | - | |
| Jul 1, 2015 | Jul 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2015 | - | |
| Jul 1, 2015 | - | Other | No | No | - | - | - | Resolved | Jul 9, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Jul 6, 2015 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Oct 1, 2010 | - | Other | No | No | - | - | - | Resolved | Mar 3, 2011 | - | |
| Jul 1, 2010 | Jul 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2010 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Mar 3, 2011 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Oct 1, 2009 | - | Other | No | No | - | - | - | Resolved | Mar 3, 2011 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Resolved | Mar 3, 2011 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 7 MFL | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2010 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Mar 3, 2011 | - | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Dec 1, 2005 | Dec 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2005 | - | |
| Sep 1, 2005 | Sep 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2005 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Mar 3, 2011 | - | |
| Jul 1, 2005 | Jul 31, 2005 | MR | No | No | - | 5% of samples | - | Archived | Jul 31, 2005 | - | |
| Jun 1, 2005 | Jun 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2005 | - | |
| May 1, 2005 | May 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2005 | - | |
| Mar 1, 2005 | Mar 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 2 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Dec 31, 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.