WEWOKA PUBLIC WORKS AUTHORITY
PWSID: OK1020510 · Wewoka, OK · Serves 3,450 people
According to EPA Safe Drinking Water Information System (SDWIS), WEWOKA PUBLIC WORKS AUTHORITY (PWSID OK1020510) in Wewoka, OK is listed as a CWS water system covering about 3,450 people. The same extract lists 385 health-based violation records spanning 1993-2025. Those 385 health-based rows for WEWOKA PUBLIC WORKS AUTHORITY cover contaminants such as Interim Enhanced Surface Water Treatment Rule, TTHM, CARBON, TOTAL; they remain historical EPA registry entries, not a current compliance or drinkability score.
WEWOKA PUBLIC WORKS AUTHORITY has 385 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 Interim Enhanced Surface Water Treatment Rule, TTHM, 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)
- OK1020510
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Wewoka, OK
- Population Served
- 3,450
- Health Violations
- Yes (385)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | 164 | 164 |
| TTHM | 146 | 146 |
| CARBON, TOTAL | 55 | 55 |
| Surface Water Treatment Rule | 8 | 8 |
| Total Haloacetic Acids (HAA5) | 8 | 8 |
| Coliform (TCR) | 2 | 2 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
| Lead and Copper Rule | 1 | 1 |
Violation History (385)
Frequently Asked Questions
What does EPA SDWIS list for WEWOKA PUBLIC WORKS AUTHORITY?
How many people does WEWOKA PUBLIC WORKS AUTHORITY serve?
What violations does WEWOKA PUBLIC WORKS AUTHORITY have?
What contaminants have been found in WEWOKA PUBLIC WORKS AUTHORITY water?
Compare beyond Oklahoma
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest WEWOKA PUBLIC WORKS AUTHORITY on cumulative violation count (385) and EPA-reported population served (3,450). Violation-count peers include CAL AM - OAKHURST, CITY OF NOME, MAY VALLEY WA. Population peers include NORTH CHOCTAW WATER & SEWER AUTHORITY, TOWN OF MAURICE WATER SYSTEM, RURAL FRANKLINTON WATER.
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
WEWOKA PUBLIC WORKS AUTHORITY (OK1020510) is drawn from EPA SDWIS. Nearby county systems in this extract include TRI-COUNTY RWD #2; BOWLEGS LIMA WATER; SEMINOLE CO. RWD #7; SEMINOLE CO. RWD #1. Health-based rows (385 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.