COSMOPOLIS WATER DEPARTMENT
Washington - Community Water System - PWSID: WA5315050
System Information
| PWSID | WA5315050 |
| System Name | COSMOPOLIS WATER DEPARTMENT |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Raymond |
| ZIP Code | 98577 |
| Address | 1411 Fowler Rd |
| Organization | COSMOPOLIS WATER DEPARTMENT |
| Phone | - |
Population & Service
| Population Served | 1,812 |
| Service Connections | 783 |
Drinking Water Violations (62)
This water system has 62 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, 2023 | - | Other | No | No | - | - | - | Resolved | Jun 28, 2024 | - | |
| Jan 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Jun 20, 2024 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Jul 1, 2019 | - | Other | No | No | - | - | - | Resolved | Sep 23, 2019 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2018 | - | |
| Jul 1, 2018 | - | Other | No | No | - | - | - | Resolved | Oct 16, 2018 | - | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2018 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Jan 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Mar 12, 2020 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2017 | - | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2016 | - | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2016 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2016 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2016 | - | |
| Jan 1, 2016 | Mar 31, 2016 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2016 | - | |
| Jan 1, 2016 | Mar 31, 2016 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2016 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | - | Other | No | No | - | - | - | Resolved | Aug 19, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Jan 1, 2013 | - | MR | No | No | - | TT | - | Resolved | Oct 13, 2016 | - | |
| Jul 1, 2012 | - | Other | No | No | - | - | - | Resolved | Aug 20, 2012 | - | |
| Jul 1, 2011 | - | Other | No | No | - | - | - | Resolved | Dec 6, 2011 | - | |
| Jan 1, 2011 | Dec 31, 2019 | MR | No | Yes | - | 7 MFL | - | Archived | Dec 31, 2019 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Nov 8, 2010 | - | |
| Jan 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2006 | - |
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.