World wastewater treatment plant observatory · data as reported by each inventory

Wastewater treatment plants in United States · Oklahoma

483 inventory records · HydroWASTE v1.0 / United States

Data years: 2012. The inventory date does not establish current operation.

483 results

Name	Native size	Year
RAMONA WWTHW:36010	564 population served	2012
CALUMET WWTHW:35643	560 population served	2012
COVINGTON WWTHW:35600	553 population served	2012
HULBERT PWA WWTHW:35755	543 population served	2012
LEXINGTON PRISON WWTHW:35762	543 population served	2012
FORGAN WWTHW:35722	532 population served	2012
WYNONA MA WWTHW:35688	531 population served	2012
CEMENT PWA WWTHW:35601	530 population served	2012
GRADY COUNTY RWD 2 AMBERHW:35810	530 population served	2012
ELDORADO WWTHW:35839	527 population served	2012
DILL CITY WWTHW:36015	526 population served	2012
ACHILLE PUA WWTHW:35734	525 population served	2012
CANUTE WWTHW:36013	524 population served	2012
SHIDLER WWTHW:35687	520 population served	2012
ARNETT WWTHW:35786	520 population served	2012
KEOTA PWA WWTHW:35827	517 population served	2012
COTTON 1 RANDLETT WWTHW:35767	511 population served	2012
QUARTZ MT WWTHW:35821	500 population served	2012
LONE WOLF WWTHW:35862	500 population served	2012
WETUMKA WWT NORTHHW:35836	477 population served	2012
HAMMON WWTHW:35597	469 population served	2012
MCCURTAIN WWTHW:35828	466 population served	2012
LAMONT WWTHW:35812	465 population served	2012
WAPANUCKA PWA WWTHW:35851	465 population served	2012
STONEWALL WWTHW:35958	465 population served	2012
PADEN UA WWTHW:35934	461 population served	2012
RAVIA WWTHW:35610	459 population served	2012
RALSTON WWTHW:35945	458 population served	2012
DELAWARE WWTHW:35926	456 population served	2012
DUSTIN PWA WWTHW:35832	452 population served	2012
BOKOSHE PWA WWTHW:35623	450 population served	2012
TRYON UA WWTHW:35875	448 population served	2012
EAST DUKE WWTHW:35838	445 population served	2012
RIPLEY WWTHW:35609	444 population served	2012
HELENA WWTHW:35714	443 population served	2012
BILLINGS WWTHW:35920	436 population served	2012
CROWDER PWA WWTHW:35952	436 population served	2012
CHATTANOOGA WWTPHW:35704	432 population served	2012
GAGE WWTHW:35788	429 population served	2012
OCHELATA UA WWTHW:35612	424 population served	2012
RINGWOOD WWTHW:35900	424 population served	2012
WAKITA WWTHW:35817	420 population served	2012
ASHER UDA WWTHW:35959	419 population served	2012
STRINGTOWN PWA WWTHW:35718	415 population served	2012
KEYES WWTHW:35761	410 population served	2012
DRUMMOND PWA WWTHW:35791	405 population served	2012
WANETTE WWTHW:35964	402 population served	2012
CUSTER CITY WWTHW:35775	393 population served	2012
MOUNTAIN PARK WWTHW:35613	390 population served	2012
TUPELO WWTHW:35764	388 population served	2012
CARMEN WWTHW:35712	387 population served	2012
TERRAL WWTHW:35592	386 population served	2012
OAKS WWTHW:35780	383 population served	2012
DAVIDSON WWTHW:35997	375 population served	2012
MEDICINE PARK WWTHW:35707	373 population served	2012
JENNINGS WWTHW:35943	373 population served	2012
TALOGA WWTHW:35607	372 population served	2012
AVANT PWA WWTHW:35681	372 population served	2012
KAW CITY WWTHW:35854	372 population served	2012
BOWLEGS WWTHW:35977	371 population served	2012
DOVER WWTHW:35858	367 population served	2012
OTTAWA 1 WYANDOTTE WWTHW:35941	363 population served	2012
MILLERTON WWTHW:35890	359 population served	2012
LINCOLN CO RSD 4 AGRA WWTHW:35868	356 population served	2012
HAWORTH WWTHW:35889	354 population served	2012
MANNFORD PWA EAST WWTHW:35695	352 population served	2012
BUTLER WWTHW:35773	345 population served	2012
LEEDEY WWTHW:35783	345 population served	2012
MILL CREEK WWTHW:35849	340 population served	2012
COYLE WWTHW:35877	337 population served	2012
GRACEMONT WWTHW:35746	336 population served	2012
FORT SUPPLY WWTHW:36022	328 population served	2012
OKTAHA WWTHW:35917	327 population served	2012
FARGO WWTHW:35787	326 population served	2012
MILBURN WWTHW:35848	326 population served	2012
CLEO SPRINGS WWTHW:35897	326 population served	2012
DIBBLE WWTHW:35884	320 population served	2012
RATTAN WWTHW:35968	320 population served	2012
MORRISON NORTH WWTHW:35922	318 population served	2012
MORRISON SOUTH WWTHW:35923	318 population served	2012
CAMERON PWA WWTHW:35622	312 population served	2012
LONGDALE WWTHW:35732	310 population served	2012
BRAGGS PWA WWTHW:35914	301 population served	2012
SOPER WWTHW:35608	300 population served	2012
ENID STATE SCHOOL WWTHW:35799	300 population served	2012
FOYIL WWTHW:35972	300 population served	2012
LENAPAH PWA WWTHW:35927	298 population served	2012
HASKELL CO 2 KINTA WWTHW:35826	297 population served	2012
BIG CABIN WWTHW:35768	293 population served	2012
RED ROCK WWTHW:35925	293 population served	2012
BENNINGTON WWTHW:35735	289 population served	2012
KETCHUM WWTHW:35617	286 population served	2012
ROOSEVELT PWA WWTHW:35863	280 population served	2012
MARLAND PWA WWTHW:35921	280 population served	2012
NOWATA CO RWandSD 1 WANNHW:35931	280 population served	2012
PITTSBURG PWA WWTHW:35955	280 population served	2012
CALVIN STPHW:35831	279 population served	2012
MANITOU WWTHW:36002	278 population served	2012
EAKLEY WWTHW:35744	276 population served	2012
BLUEJACKET WWTHW:35769	274 population served	2012

Regulatory context

General reference. This is not an exhaustive review of applicable law.

United States: Clean Water Act / NPDES

NPDES regulates pollutant discharges from point sources to waters of the United States. The permit sets limits and monitoring conditions. A CWNS code identifies an inventory record, not an NPDES permit.

Permit identifier and permitting authority: EPA or an authorized state.
Outfall and receiving water; sewer connections follow a different control route.
Current permit conditions, limits and dated measurements; these are not included in CWNS.

US EPA · NPDES Permit Basics

References reviewed: 2026-11-06. Individual applicability: undetermined. This profile does not establish authorization or compliance.