NOWATA MUNICIPAL AUTHORITY
PWSID: OK1021503 · Nowata, OK · Serves 3,971 people
According to EPA Safe Drinking Water Information System (SDWIS), NOWATA MUNICIPAL AUTHORITY (PWSID OK1021503) in Nowata, OK is listed as a CWS water system covering about 3,971 people. The same extract lists 73 health-based violation records spanning 1991-2024. Those 73 health-based rows for NOWATA MUNICIPAL AUTHORITY cover contaminants such as TTHM, Long Term 2 Enhanced Surface Water Treatment Rule, Coliform (TCR); they remain historical EPA registry entries, not a current compliance or drinkability score.
NOWATA MUNICIPAL AUTHORITY has 73 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. 4 distinct EPA contaminant codes appear in this system's record, including TTHM, Long Term 2 Enhanced Surface Water Treatment Rule, Coliform (TCR). Recorded violations span 1991–2024. 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)
- OK1021503
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Nowata, OK
- Population Served
- 3,971
- Health Violations
- Yes (73)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 50 | 50 |
| Long Term 2 Enhanced Surface Water Treatment Rule | 20 | 20 |
| Coliform (TCR) | 2 | 2 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
Violation History (73)
| Contaminant | Health | Date |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Apr 1, 2024 |
| TTHM | Yes | Jan 1, 2024 |
| TTHM | Yes | Jan 1, 2024 |
| TTHM | Yes | Jan 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 | 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 | Jul 1, 2023 |
| TTHM | Yes | Jul 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 | Apr 1, 2022 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Apr 1, 2022 |
| TTHM | Yes | Jan 1, 2021 |
| TTHM | Yes | Oct 1, 2020 |
| TTHM | Yes | Apr 1, 2019 |
| TTHM | Yes | Jan 1, 2019 |
| TTHM | Yes | Jan 1, 2019 |
| TTHM | Yes | Oct 1, 2018 |
| TTHM | Yes | Jul 1, 2018 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Dec 1, 2017 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Nov 1, 2017 |
| TTHM | Yes | Oct 1, 2017 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Oct 1, 2017 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Sep 1, 2017 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Aug 1, 2017 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Jul 1, 2017 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Jun 1, 2017 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | May 1, 2017 |
| TTHM | Yes | Apr 1, 2017 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Apr 1, 2017 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Mar 1, 2017 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Feb 1, 2017 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Jan 1, 2017 |
| TTHM | Yes | Jul 1, 2016 |
| TTHM | Yes | Apr 1, 2016 |
| TTHM | Yes | Jan 1, 2016 |
| TTHM | Yes | Oct 1, 2015 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Aug 1, 2015 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Jul 1, 2015 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Jun 1, 2015 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | May 1, 2015 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Apr 1, 2015 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Jan 1, 2015 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Nov 1, 2014 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Oct 1, 2014 |
| Coliform (TCR) | Yes | Jun 1, 1996 |
| Coliform (TCR) | Yes | Feb 1, 1991 |
Frequently Asked Questions
What does EPA SDWIS list for NOWATA MUNICIPAL AUTHORITY?
How many people does NOWATA MUNICIPAL AUTHORITY serve?
What violations does NOWATA MUNICIPAL AUTHORITY have?
What contaminants have been found in NOWATA MUNICIPAL AUTHORITY water?
Compare beyond Oklahoma
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest NOWATA MUNICIPAL AUTHORITY on cumulative violation count (73) and EPA-reported population served (3,971). Violation-count peers include HUMPHREY WATERWORKS, SCUA Upper Seven Mile, SELAWIK SAFEWATER FACILITY. Population peers include HIGHFILL WATER DEPARTMENT, GOLDEN SHORES WATER COMPANY, SHELBY CITY OF.
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
NOWATA MUNICIPAL AUTHORITY (OK1021503) is drawn from EPA SDWIS. Nearby county systems in this extract include CONSOLIDATED RWD #1 NOWATA AND ROGERS CO; MONTGOMERY CO RWD 2C A; NOWATA CO RWD #7; SOUTH COFFEYVILLE. Health-based rows (73 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.