RICHLAND, CITY OF
Oregon — Community Water System — PWSID: OR4100703
System Information
| PWSID | OR4100703 |
| System Name | RICHLAND, CITY OF |
| System Type | Community Water System |
| Water Source | Ground Water Under Influence |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 12, 1979 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | RICHLAND |
| ZIP Code | 97870 |
| Address | PO BOX 266 |
| Organization | RICHLAND, CITY OF |
| Phone | 541-893-6141 |
Population & Service
| Population Served | 165 |
| Service Connections | 188 |
Drinking Water Violations (144)
This water system has 144 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, 2025 | — | MR | No | No | — | TT | — | Resolved | Nov 7, 2025 | — | |
| Jul 1, 2025 | — | Other | No | No | — | — | — | Resolved | Sep 16, 2025 | — | |
| Jan 1, 2025 | — | MR | No | No | — | TT | — | Resolved | Nov 7, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.060 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.080 mg/L | — | Archived | Dec 31, 2025 | — | |
| Dec 1, 2024 | Dec 31, 2024 | MR | No | No | — | — | — | Resolved | Dec 31, 2024 | — | |
| Dec 1, 2024 | Dec 31, 2024 | MR | No | No | — | — | — | Resolved | Dec 31, 2024 | — | |
| Nov 1, 2024 | Nov 30, 2024 | MR | No | No | — | — | — | Resolved | Nov 30, 2024 | — | |
| Nov 1, 2024 | Nov 30, 2024 | MR | No | No | — | — | — | Resolved | Nov 30, 2024 | — | |
| Oct 1, 2024 | Oct 31, 2024 | MR | No | No | — | — | — | Resolved | Oct 31, 2024 | — | |
| Oct 1, 2024 | — | Other | No | No | — | — | — | Resolved | Sep 16, 2025 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Jul 31, 2024 | TT | Yes | No | — | — | — | Resolved | Jul 31, 2024 | — | |
| Jul 1, 2024 | Jul 31, 2024 | TT | Yes | No | — | — | — | Resolved | Jul 31, 2024 | — | |
| Jul 1, 2024 | Jul 31, 2024 | TT | Yes | No | — | — | — | Resolved | Jul 31, 2024 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Jul 30, 2024 | — | |
| Jul 1, 2024 | — | MR | No | No | — | TT | — | Resolved | Jan 24, 2025 | — | |
| Oct 1, 2023 | — | Other | No | No | — | — | — | Resolved | Nov 28, 2023 | — | |
| Jul 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Sep 21, 2023 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Nov 28, 2023 | — | |
| Dec 1, 2022 | Dec 31, 2022 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | TT | Yes | No | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | — | — | Resolved | Sep 30, 2022 | — | |
| Jun 1, 2021 | Jun 30, 2021 | TT | Yes | No | — | — | — | Resolved | Jun 30, 2021 | — | |
| Jun 1, 2021 | Jun 30, 2021 | TT | Yes | No | — | — | — | Resolved | Jun 30, 2021 | — | |
| Jun 1, 2021 | Jun 30, 2021 | TT | Yes | No | — | — | — | Resolved | Jun 30, 2021 | — | |
| Jun 1, 2021 | Jun 30, 2021 | TT | Yes | No | — | — | — | Resolved | Jun 30, 2021 | — | |
| Jul 1, 2020 | Jul 31, 2020 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2020 | — | |
| Jun 1, 2020 | Jun 30, 2020 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2020 | — | |
| Apr 1, 2020 | Apr 30, 2020 | TT | Yes | No | — | — | — | Resolved | Apr 30, 2020 | — | |
| Apr 1, 2020 | Apr 30, 2020 | TT | Yes | No | — | — | — | Resolved | Apr 30, 2020 | — | |
| Apr 1, 2020 | Apr 30, 2020 | TT | Yes | No | — | — | — | Resolved | Apr 30, 2020 | — | |
| Sep 15, 2019 | — | Other | No | No | — | — | — | Resolved | May 28, 2020 | — | |
| Jul 20, 2019 | — | Other | No | No | — | — | — | Resolved | Aug 1, 2019 | — | |
| Jul 20, 2019 | — | Other | No | No | — | — | — | Resolved | Aug 1, 2019 | — | |
| Jul 1, 2019 | Jul 31, 2019 | TT | Yes | No | — | — | — | Archived | Jul 31, 2019 | — | |
| Jul 1, 2019 | Jul 31, 2019 | TT | Yes | No | — | — | — | Archived | Jul 31, 2019 | — | |
| Jun 1, 2019 | Jun 30, 2019 | TT | Yes | No | — | — | — | Archived | Jun 30, 2019 | — | |
| Jun 1, 2019 | Jun 30, 2019 | TT | Yes | No | — | — | — | Archived | Jun 30, 2019 | — | |
| Jun 1, 2019 | Jun 30, 2019 | TT | Yes | No | — | — | — | Archived | Jun 30, 2019 | — | |
| May 1, 2019 | May 31, 2019 | TT | Yes | No | — | — | — | Archived | May 31, 2019 | — | |
| May 1, 2019 | May 31, 2019 | TT | Yes | No | — | — | — | Archived | May 31, 2019 | — | |
| May 1, 2019 | May 31, 2019 | TT | Yes | No | — | — | — | Archived | May 31, 2019 | — | |
| Apr 18, 2019 | — | Other | No | No | — | — | — | Resolved | May 1, 2019 | — | |
| Feb 1, 2019 | Feb 28, 2019 | TT | Yes | No | — | — | — | Archived | Feb 28, 2019 | — | |
| Feb 1, 2019 | Feb 28, 2019 | TT | Yes | No | — | — | — | Archived | Feb 28, 2019 | — | |
| Feb 1, 2019 | Feb 28, 2019 | TT | Yes | No | — | — | — | Archived | Feb 28, 2019 | — |
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.