DALLAS, CITY OF
Oregon - Community Water System - PWSID: OR4100248
System Information
| PWSID | OR4100248 |
| System Name | DALLAS, CITY OF |
| System Type | Community Water System |
| Water Source | Surface Water |
| 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 | DALLAS |
| ZIP Code | 97338 |
| Address | 187 SE COURT ST |
| Organization | DALLAS, CITY OF |
| Phone | 503-623-3446 |
Population & Service
| Population Served | 17,911 |
| Service Connections | 6,400 |
Drinking Water Violations (58)
This water system has 58 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 | - | Other | No | No | - | - | - | Resolved | Sep 26, 2025 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 8, 2024 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Sep 29, 2023 | - | |
| Jul 1, 2022 | Jul 31, 2022 | MR | No | Yes | - | - | - | Resolved | Jul 31, 2022 | - | |
| Jul 1, 2022 | Jul 31, 2022 | MR | No | Yes | - | - | - | Resolved | Jul 31, 2022 | - | |
| Jul 1, 2022 | Jul 31, 2022 | MR | No | Yes | - | - | - | Resolved | Jul 31, 2022 | - | |
| Jul 1, 2022 | - | MR | No | No | - | TT | - | Resolved | Sep 7, 2022 | - | |
| Jun 1, 2022 | Jun 30, 2022 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2022 | - | |
| Jun 1, 2022 | Jun 30, 2022 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2022 | - | |
| Jun 1, 2022 | Jun 30, 2022 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2022 | - | |
| Jan 1, 2022 | - | MR | No | No | - | TT | - | Resolved | Sep 7, 2022 | - | |
| Dec 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Dec 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Dec 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Jul 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Feb 1, 2022 | - | |
| Jul 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Sep 10, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | TT | Yes | No | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | TT | Yes | No | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | TT | Yes | No | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | TT | Yes | No | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | TT | Yes | No | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | TT | Yes | No | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2018 | Jan 31, 2018 | MON | No | No | - | - | - | Resolved | Jan 31, 2018 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2015 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2012 | - | |
| Sep 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2010 | - | |
| Sep 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Jan 1, 2008 | - | MR | No | No | - | - | - | Resolved | Jan 15, 2008 | - | |
| Jul 1, 2002 | Jul 31, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2002 | - | |
| Jul 1, 2002 | Jul 31, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2002 | - | |
| Oct 1, 1994 | Oct 31, 1994 | TT | Yes | No | - | - | - | Resolved | Oct 31, 1994 | - | |
| Apr 1, 1994 | Apr 30, 1994 | MR | No | No | - | - | - | Resolved | Apr 30, 1994 | - | |
| Apr 1, 1994 | Apr 30, 1994 | MR | No | No | - | - | - | Resolved | Apr 30, 1994 | - | |
| Jun 24, 1979 | Jun 23, 1980 | MR | No | No | - | 0.05 mg/L | - | Archived | Jun 23, 1980 | - | |
| Jun 24, 1979 | Jun 23, 1980 | MR | No | No | - | 10 mg/L | - | Archived | Jun 23, 1980 | - | |
| Jun 24, 1979 | Jun 23, 1980 | MR | No | No | - | 0.002 mg/L | - | Archived | Jun 23, 1980 | - | |
| Jun 24, 1979 | Jun 23, 1980 | MR | No | No | - | 0.005 mg/L | - | Archived | Jun 23, 1980 | - | |
| Jun 24, 1979 | Jun 23, 1980 | MR | No | No | - | 4.0 mg/L | - | Archived | Jun 23, 1980 | - |
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.