KIOWA
PWSID: OK1020611 · Kiowa, OK · Serves 731 people
According to EPA Safe Drinking Water Information System (SDWIS), KIOWA (PWSID OK1020611) in Kiowa, OK is listed as a CWS water system covering about 731 people. The same extract lists 129 health-based violation records spanning 1984-2025. Those 129 health-based rows for KIOWA cover contaminants such as TTHM, CARBON, TOTAL, Surface Water Treatment Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
KIOWA has 129 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. 8 distinct EPA contaminant codes appear in this system's record, including TTHM, CARBON, TOTAL, Surface Water Treatment Rule. Recorded violations span 1984–2025. 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)
- OK1020611
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Kiowa, OK
- Population Served
- 731
- Health Violations
- Yes (129)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 71 | 71 |
| CARBON, TOTAL | 24 | 24 |
| Surface Water Treatment Rule | 14 | 14 |
| Interim Enhanced Surface Water Treatment Rule | 6 | 6 |
| Total Haloacetic Acids (HAA5) | 6 | 6 |
| Turbidity | 5 | 5 |
| Coliform (TCR) | 2 | 2 |
| Coliform (Pre-TCR) | 1 | 1 |
Violation History (129)
| Contaminant | Health | Date |
|---|---|---|
| Surface Water Treatment Rule | Yes | Dec 1, 2025 |
| Interim Enhanced Surface Water Treatment Rule | Yes | May 1, 2025 |
| CARBON, TOTAL | Yes | Apr 1, 2025 |
| CARBON, TOTAL | Yes | Jan 1, 2025 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2025 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2024 |
| TTHM | Yes | Oct 1, 2024 |
| TTHM | Yes | Oct 1, 2024 |
| CARBON, TOTAL | Yes | Oct 1, 2024 |
| CARBON, TOTAL | Yes | Oct 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2024 |
| CARBON, TOTAL | Yes | Jul 1, 2024 |
| CARBON, TOTAL | Yes | Jul 1, 2024 |
| CARBON, TOTAL | Yes | Jul 1, 2024 |
| CARBON, TOTAL | Yes | Apr 1, 2024 |
| CARBON, TOTAL | Yes | Apr 1, 2024 |
| CARBON, TOTAL | Yes | Apr 1, 2024 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| TTHM | Yes | Jul 1, 2023 |
| Surface Water Treatment Rule | Yes | Jun 1, 2023 |
| Surface Water Treatment Rule | Yes | Jun 1, 2023 |
| Surface Water Treatment Rule | Yes | Jun 1, 2023 |
| Surface Water Treatment Rule | Yes | Jun 1, 2023 |
| Surface Water Treatment Rule | Yes | Jun 1, 2023 |
| Surface Water Treatment Rule | Yes | Jun 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| TTHM | Yes | Apr 1, 2023 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Mar 1, 2023 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Mar 1, 2023 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Mar 1, 2023 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Mar 1, 2023 |
| Surface Water Treatment Rule | Yes | Mar 1, 2023 |
| Surface Water Treatment Rule | Yes | Mar 1, 2023 |
| Surface Water Treatment Rule | Yes | Mar 1, 2023 |
| Surface Water Treatment Rule | Yes | Mar 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Jan 1, 2023 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Jan 1, 2022 |
| TTHM | Yes | Jan 1, 2022 |
| TTHM | Yes | Jan 1, 2022 |
| TTHM | Yes | Jan 1, 2022 |
| TTHM | Yes | Jan 1, 2022 |
| TTHM | Yes | Jan 1, 2022 |
| TTHM | Yes | Oct 1, 2021 |
| TTHM | Yes | Oct 1, 2021 |
| TTHM | Yes | Oct 1, 2021 |
| TTHM | Yes | Oct 1, 2021 |
| TTHM | Yes | Jul 1, 2021 |
| TTHM | Yes | Jul 1, 2021 |
| TTHM | Yes | Jul 1, 2021 |
| TTHM | Yes | Jul 1, 2021 |
| TTHM | Yes | Apr 1, 2021 |
| TTHM | Yes | Apr 1, 2021 |
| Surface Water Treatment Rule | Yes | Dec 1, 2019 |
| TTHM | Yes | Jul 1, 2018 |
| TTHM | Yes | Apr 1, 2017 |
| TTHM | Yes | Jan 1, 2017 |
| TTHM | Yes | Oct 1, 2016 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Aug 1, 2016 |
| TTHM | Yes | Jul 1, 2016 |
| TTHM | Yes | Apr 1, 2016 |
| TTHM | Yes | Jan 1, 2016 |
| TTHM | Yes | Oct 1, 2015 |
| TTHM | Yes | Jul 1, 2015 |
| TTHM | Yes | Apr 1, 2015 |
| TTHM | Yes | Jan 1, 2015 |
| TTHM | Yes | Oct 1, 2014 |
| TTHM | Yes | Jul 1, 2014 |
| CARBON, TOTAL | Yes | Oct 1, 2013 |
| TTHM | Yes | Jul 1, 2013 |
| TTHM | Yes | Apr 1, 2013 |
| TTHM | Yes | Jan 1, 2013 |
| TTHM | Yes | Oct 1, 2012 |
| TTHM | Yes | Jul 1, 2012 |
| TTHM | Yes | Apr 1, 2012 |
| TTHM | Yes | Jan 1, 2012 |
| TTHM | Yes | Oct 1, 2011 |
| TTHM | Yes | Jul 1, 2011 |
| CARBON, TOTAL | Yes | Jul 1, 2011 |
| TTHM | Yes | Apr 1, 2011 |
| CARBON, TOTAL | Yes | Apr 1, 2011 |
| TTHM | Yes | Jan 1, 2011 |
| CARBON, TOTAL | Yes | Jan 1, 2011 |
| TTHM | Yes | Oct 1, 2010 |
| CARBON, TOTAL | Yes | Oct 1, 2010 |
| TTHM | Yes | Jul 1, 2010 |
| CARBON, TOTAL | Yes | Jul 1, 2010 |
Frequently Asked Questions
What does EPA SDWIS list for KIOWA?
How many people does KIOWA serve?
What violations does KIOWA have?
What contaminants have been found in KIOWA water?
Compare beyond Oklahoma
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest KIOWA on cumulative violation count (129) and EPA-reported population served (731). Violation-count peers include BUCKLAND WATER SYSTEM, VILLAGE OF CLAYTON WATER SYSTEM, SOUTH DESOTO WATER SYSTEM. Population peers include BIG CREEK WATER ASSOCIATION, HUMPHREYS CO. W/A #3-JAKETOWN, MIDDLE TWP WATER DISTRICT.
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
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About This Data
KIOWA (OK1020611) is drawn from EPA SDWIS. Nearby county systems in this extract include MCALESTER PWA; ADAMSON RWD #8; HARTSHORNE; PITTSBURG CO. PWA (CROWDER). Health-based rows (129 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.