LA WATER CO-OP
Oregon - Community Water System - PWSID: OR4100313
System Information
| PWSID | OR4100313 |
| System Name | LA WATER CO-OP |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 12, 1979 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | GASTON |
| ZIP Code | 97119 |
| Address | 23055 NE ALBERTSON RD |
| Organization | LA WATER CO-OP |
| Phone | 503-662-3899 |
Population & Service
| Population Served | 2,500 |
| Service Connections | 803 |
Drinking Water Violations (43)
This water system has 43 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Sep 30, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2025 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 25, 2024 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2018 | - | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2018 | - | |
| Oct 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Aug 7, 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, 2016 | Jun 30, 2016 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2016 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2016 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2015 | - | |
| Dec 1, 2004 | Dec 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2004 | - | |
| Nov 1, 2003 | Nov 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2003 | - | |
| Nov 1, 2003 | Nov 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2003 | - | |
| Jan 2, 2002 | - | TT | Yes | No | - | TT | - | Resolved | Jul 26, 2005 | - | |
| Jan 2, 2002 | - | TT | Yes | No | - | TT | - | Resolved | Jul 26, 2005 | - | |
| Jan 2, 2002 | - | TT | Yes | No | - | TT | - | Resolved | Jul 26, 2005 | - | |
| Jan 2, 2002 | - | TT | Yes | No | - | TT | - | Resolved | Jul 26, 2005 | - | |
| Jan 2, 2002 | - | TT | Yes | No | - | TT | - | Resolved | Jul 26, 2005 | - | |
| Jan 2, 2002 | - | TT | Yes | No | - | TT | - | Resolved | Jul 26, 2005 | - | |
| Oct 1, 2000 | Oct 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2000 | - | |
| Oct 1, 2000 | Oct 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2000 | - | |
| Jun 1, 1997 | Sep 27, 2001 | Other | No | No | - | - | - | Resolved | Sep 27, 2001 | - | |
| Dec 1, 1994 | Dec 31, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 1994 | - | |
| Dec 1, 1994 | Dec 31, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 1994 | - | |
| Jul 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Jun 22, 1995 | - | |
| Jul 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Jun 22, 1995 | - | |
| Jul 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Jun 22, 1995 | - | |
| Jan 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Jan 31, 1995 | - | |
| Jan 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Jan 31, 1995 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.