PAWNEE
PWSID: OK1021209 · Pawnee, OK · Serves 2,230 people
According to EPA Safe Drinking Water Information System (SDWIS), PAWNEE (PWSID OK1021209) in Pawnee, OK is listed as a CWS water system covering about 2,230 people. The same extract lists 145 health-based violation records spanning 1993-2025. Those 145 health-based rows for PAWNEE cover contaminants such as TTHM, Surface Water Treatment Rule, CARBON, TOTAL; they remain historical EPA registry entries, not a current compliance or drinkability score.
PAWNEE has 145 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 6 distinct EPA contaminant codes appear in this system's record, including TTHM, Surface Water Treatment Rule, CARBON, TOTAL. Recorded violations span 1993–2025. Day-to-day primacy enforcement for this system runs through the Oklahoma drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Oklahoma state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- OK1021209
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Pawnee, OK
- Population Served
- 2,230
- Health Violations
- Yes (145)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 84 | 84 |
| Surface Water Treatment Rule | 22 | 22 |
| CARBON, TOTAL | 19 | 19 |
| Total Haloacetic Acids (HAA5) | 18 | 18 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
| Turbidity | 1 | 1 |
Violation History (145)
| Contaminant | Health | Date |
|---|---|---|
| TTHM | Yes | Jul 1, 2025 |
| TTHM | Yes | Jul 1, 2025 |
| Surface Water Treatment Rule | Yes | Jun 1, 2025 |
| Surface Water Treatment Rule | Yes | Jun 1, 2025 |
| Surface Water Treatment Rule | Yes | May 1, 2025 |
| Surface Water Treatment Rule | Yes | May 1, 2025 |
| Surface Water Treatment Rule | Yes | Apr 1, 2025 |
| Surface Water Treatment Rule | Yes | Apr 1, 2025 |
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| Surface Water Treatment Rule | Yes | Jun 1, 2024 |
| Surface Water Treatment Rule | Yes | Jun 1, 2024 |
| Surface Water Treatment Rule | Yes | Jun 1, 2024 |
| Surface Water Treatment Rule | Yes | Jun 1, 2024 |
| Surface Water Treatment Rule | Yes | Jun 1, 2024 |
| Surface Water Treatment Rule | Yes | Jun 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| Surface Water Treatment Rule | Yes | Apr 1, 2024 |
| Surface Water Treatment Rule | Yes | Apr 1, 2024 |
| Surface Water Treatment Rule | Yes | Apr 1, 2024 |
| Surface Water Treatment Rule | Yes | Apr 1, 2024 |
| Surface Water Treatment Rule | Yes | Apr 1, 2024 |
| Surface Water Treatment Rule | Yes | Apr 1, 2024 |
| Surface Water Treatment Rule | Yes | Mar 1, 2024 |
| Surface Water Treatment Rule | Yes | Mar 1, 2024 |
| Surface Water Treatment Rule | Yes | Mar 1, 2024 |
| Surface Water Treatment Rule | Yes | Mar 1, 2024 |
| TTHM | Yes | Jan 1, 2024 |
| TTHM | Yes | Jan 1, 2024 |
| TTHM | Yes | Jan 1, 2024 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Oct 1, 2022 |
| TTHM | Yes | Oct 1, 2020 |
| TTHM | Yes | Oct 1, 2020 |
| TTHM | Yes | Jan 1, 2017 |
| TTHM | Yes | Jan 1, 2016 |
| TTHM | Yes | Jan 1, 2015 |
| TTHM | Yes | Oct 1, 2014 |
| TTHM | Yes | Jul 1, 2014 |
| TTHM | Yes | Apr 1, 2014 |
| TTHM | Yes | Jan 1, 2014 |
| TTHM | Yes | Oct 1, 2013 |
| CARBON, TOTAL | Yes | Apr 1, 2013 |
| TTHM | Yes | Oct 1, 2012 |
| TTHM | Yes | Jul 1, 2012 |
| TTHM | Yes | Apr 1, 2012 |
| CARBON, TOTAL | Yes | Apr 1, 2012 |
| TTHM | Yes | Jan 1, 2012 |
| CARBON, TOTAL | Yes | Jan 1, 2012 |
| TTHM | Yes | Oct 1, 2011 |
| CARBON, TOTAL | Yes | Oct 1, 2011 |
| TTHM | Yes | Jul 1, 2011 |
| TTHM | Yes | Apr 1, 2011 |
| TTHM | Yes | Jan 1, 2011 |
| TTHM | Yes | Oct 1, 2010 |
| TTHM | Yes | Jul 1, 2010 |
| TTHM | Yes | Apr 1, 2010 |
| TTHM | Yes | Jan 1, 2010 |
| CARBON, TOTAL | Yes | Jan 1, 2010 |
| TTHM | Yes | Oct 1, 2009 |
| CARBON, TOTAL | Yes | Oct 1, 2009 |
| TTHM | Yes | Jul 1, 2009 |
| TTHM | Yes | Apr 1, 2009 |
| TTHM | Yes | Jan 1, 2009 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2009 |
| TTHM | Yes | Oct 1, 2008 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2008 |
| CARBON, TOTAL | Yes | Oct 1, 2008 |
| TTHM | Yes | Jul 1, 2008 |
Frequently Asked Questions
What does EPA SDWIS list for PAWNEE?
How many people does PAWNEE serve?
What violations does PAWNEE have?
What contaminants have been found in PAWNEE water?
Compare beyond Oklahoma
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest PAWNEE on cumulative violation count (145) and EPA-reported population served (2,230). Violation-count peers include PAPAGO BUTTE DWID, ORANGE COUNTY WCID 1, COTTONWOOD MUNICIPAL WATER CW1. Population peers include ROCK VALLEY RURAL WATER DISTRICT, HENRY, Arlington.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
Explore More
About This Data
PAWNEE (OK1021209) is drawn from EPA SDWIS. Nearby county systems in this extract include CLEVELAND MUNICIPAL AUTHORITY; PAWNEE CO RWD #1; PAWNEE CO RWD #2; PAWNEE CO RWD #3. Health-based rows (145 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.