7411 N 37 E, Okay, OK 74446 · Wagoner County · Publicly Owned Treatment Works
Okay Pwa is a publicly owned wastewater treatment plant in Okay, Wagoner County, Oklahoma treating an average of 0.000065 million gallons per day against a permitted design capacity of 0.05 MGD, serving about 629 residents. It discharges under NPDES permit OKG580020 (administratively continued), which expires in July 2026, with 107 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in March 2026.
2 treatment structures and unit processes identified at Okay Pwa.
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See the full treatment train at Okay Pwa: structures, unit processes and planned upgrades, with exact unit counts.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Federal civil enforcement cases, compliance inspections and informal actions recorded for Okay Pwa in EPA's ICIS system.
Latest case · Mar 2026
Okay Public Works Authority LSLI AO
Administrative order · SDWA, National Drinking Water Regulations · Final Order Issued
EPA's description of the case:
“On March 19, 2026, EPA Region 6 Issued an Administrative Order (AO) to Okay Public Works Authority (Respondent) pursuant to the Safe Drinking Water Act (SDWA) Lead and Copper Rule Revisions (LCRR)…”
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Source: EPA ECHO, civil enforcement case 06-2026-1254.
1 informal enforcement action (notices of violation and similar), the latest in Jan 2026.
Full case history with a free Klarifi account
Every action against Okay Pwa with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Decision-makers at Okay Pwa.
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Fort Gibson · 5 mi away
0.47 MGD
Wagoner · 7 mi away
0.81 MGD
Muskogee · 9 mi away
5.23 MGD
Hulbert · 9 mi away
0.09 MGD
Porter · 11 mi away
0.03 MGD
Braggs · 15 mi away
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Haskell · 20 mi away
0.12 MGD
Coweta · 20 mi away
1.04 MGD
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated November 5, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms