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

Wastewater treatment plants in United States · West Virginia

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291 inventory records · EPA Clean Watersheds Needs Survey 2022

Data years: 2022. The inventory date does not establish current operation.

291 results

CompareNameNative sizeYear
HUNTINGTON WWTPHuntington17 MGD (million gallons per day)2022
CHARLESTON WWTPCharleston14 MGD (million gallons per day)2022
MORGANTOWN - STAR CITY WWTPMorgantown12 MGD (million gallons per day)2022
WHEELING WWTPWheeling10 MGD (million gallons per day)2022
PARKERSBURG WWTPParkersburg9.66 MGD (million gallons per day)2022
FAIRMONT WWTPFairmont9 MGD (million gallons per day)2022
CLARKSBURG WWTPClarksburg8 MGD (million gallons per day)2022
BECKLEY WWTPBeckley8 MGD (million gallons per day)2022
MOOREFIELD WWTPMoorefield4.1 MGD (million gallons per day)2022
WEIRTON WWTPWeirton4 MGD (million gallons per day)2022
ST ALBANS WWTPSaint Albans4 MGD (million gallons per day)2022
SOUTH CHARLESTON WWTPCharleston3.8 MGD (million gallons per day)2022
PRINCETON WWTPPrinceton3.6 MGD (million gallons per day)2022
MARTINSBURG WWTPMartinsburg3 MGD (million gallons per day)2022
BRIDGEPORT WWTPBridgeport3 MGD (million gallons per day)2022
HURRICANE WWTPHurricane3 MGD (million gallons per day)2022
SALT ROCK PSD WWTPOna2.5 MGD (million gallons per day)2022
WHITE SULPHUR SPRINGS WWTPWhite Sulphur Springs2.5 MGD (million gallons per day)2022
WESTON WWTPWeston2.5 MGD (million gallons per day)2022
KEYSER WWTPKeyser2.5 MGD (million gallons per day)2022
NORTH BECKLEY PSD WWTPBeckley2.5 MGD (million gallons per day)2022
BUCKHANNON WWTPBuckhannon2.5 MGD (million gallons per day)2022
MOUNDSVILLE WWTPMoundsville2.34 MGD (million gallons per day)2022
GRAFTON WWTPGrafton2.3 MGD (million gallons per day)2022
DUNBAR WWTPDunbar2.25 MGD (million gallons per day)2022
ELK VALLEY PSD WWTPElkview2.25 MGD (million gallons per day)2022
ELKINS WWTPElkins2.096 MGD (million gallons per day)2022
RONCEVERTE WWTPRonceverte2 MGD (million gallons per day)2022
NEW MARTINSVILLE WWTPNew Martinsville1.97 MGD (million gallons per day)2022
UNION PSD - ROCKY FORK WWTPNitro1.9 MGD (million gallons per day)2022
MALDEN PSD WWTPCharleston1.895 MGD (million gallons per day)2022
KANAWHA FALLS PSD WWTPGauley Bridge1.875 MGD (million gallons per day)2022
NITRO WWTPNitro1.875 MGD (million gallons per day)2022
BERK CO PSSD - BAKER HEIGHTS WWTPMartinsburg1.8 MGD (million gallons per day)2022
COMA PSD - FITZPATRICK WWTPCrab Orchard1.8 MGD (million gallons per day)2022
CHARLES TOWN WWTPCharles Town1.75 MGD (million gallons per day)2022
WARM SPRINGS PSD - BERK SPRNGS TPBerkeley Springs1.74 MGD (million gallons per day)2022
PETERSBURG WWTPPetersburg1.65 MGD (million gallons per day)2022
KANAWHA PSD WWTPDrybranch1.63 MGD (million gallons per day)2022
BERK CO PSSD - OPEQ/HEDGE WWTPMartinsburg1.6 MGD (million gallons per day)2022
FOLLANSBEE WWTPFollansbee1.6 MGD (million gallons per day)2022
BERK CO PSSD - INWOOD WWTPMartinsburg1.5 MGD (million gallons per day)2022
GREEN VALLEY-GLENWOOD PSD WWTPPrinceton1.5 MGD (million gallons per day)2022
SUMMERSVILLE WWTPSummersville1.5 MGD (million gallons per day)2022
LUBECK PSD WWTPWashington1.5 MGD (million gallons per day)2022
OAK HILL - MINDEN ROAD WWTPCharleston1.3 MGD (million gallons per day)2022
GREENBRIER CO PSD NO. 2 WWTPRainelle1.3 MGD (million gallons per day)2022
WELLSBURG WWTPWellsburg1.25 MGD (million gallons per day)2022
MORGAN CO SEWERBerkeley Springs1.246 MGD (million gallons per day)2022
BLUEFIELD - ADA WWTPBluefield1.2 MGD (million gallons per day)2022
FRANKFORT PSD - REGIONAL WWTPRidgeley1.2 MGD (million gallons per day)2022
SHADY SPRING PSD - GLEN MORGAN TPBeaver1.2 MGD (million gallons per day)2022
BRADLEY PSD WWTPBradley1.15 MGD (million gallons per day)2022
WELCH WWTPHemphill1.12 MGD (million gallons per day)2022
WILLIAMSON WWTPWilliamson1.04 MGD (million gallons per day)2022
BERK CO PSSD - NORTH END WWTPMartinsburg1 MGD (million gallons per day)2022
LOGAN CO PSD WWTPPeach Creek1 MGD (million gallons per day)2022
WINFIELD WWTPWinfield1 MGD (million gallons per day)2022
UNION PSD - 40TH STREET WWTPNitro0.9 MGD (million gallons per day)2022
PEA RIDGE PSD WWTP AHuntington0.85 MGD (million gallons per day)2022
LEWIS COWeston0.84 MGD (million gallons per day)2022
SHEPHERDSTOWN WWTPShepherdstown0.8 MGD (million gallons per day)2022
UNION WILLIAMS PSDWaverly0.8 MGD (million gallons per day)2022
PCSPSD - Hazelton WWTPBruceton Mills0.75 MGD (million gallons per day)2022
OAK HILL - ROUTE 61 WWTPCharleston0.75 MGD (million gallons per day)2022
WHITE OAK PSD WWTPGlen Jean0.75 MGD (million gallons per day)2022
ROMNEY WWTPRomney0.75 MGD (million gallons per day)2022
RAVENSWOOD WWTPRavenswood0.75 MGD (million gallons per day)2022
BUFFALO CREEK PSD WWTPAmherstdale0.75 MGD (million gallons per day)2022
MORGANTOWN - CHEAT LAKE WWTPMorgantown0.75 MGD (million gallons per day)2022
RED SULPHUR PSD WWTPPeterstown0.75 MGD (million gallons per day)2022
FLATWOODS CANOE RUN PSD WWTPGassaway0.72 MGD (million gallons per day)2022
BOONE CO PSD - LITTLE COAL RIVER TPDanville0.65 MGD (million gallons per day)2022
GLENVILLE WWTPGlenville0.65 MGD (million gallons per day)2022
KINGWOOD WWTPKingwood0.633 MGD (million gallons per day)2022
HINTON WWTPHinton0.625 MGD (million gallons per day)2022
GHCPSD - WEST MILFORD WWTPLost Creek0.6 MGD (million gallons per day)2022
SALEM WWTPSalem0.6 MGD (million gallons per day)2022
SISSONVILLE WWTPCharleston0.6 MGD (million gallons per day)2022
PADEN CITY WWTPPaden City0.6 MGD (million gallons per day)2022
POCAHONTAS CO PSD WWTPSlatyfork0.55 MGD (million gallons per day)2022
PCPSD - SNOWSHOE VALLEY WWTPSnowshoe0.55 MGD (million gallons per day)2022
ARBUCKLE PSDMinden0.54 MGD (million gallons per day)2022
LOGAN WWTPLogan0.53 MGD (million gallons per day)2022
ST MARYS WWTPSaint Marys0.525 MGD (million gallons per day)2022
MONTGOMERY WWTPMontgomery0.5 MGD (million gallons per day)2022
RIPLEY WWTPRipley0.5 MGD (million gallons per day)2022
CHARLES TOWN - TUSCAWILLA WWTPCharles Town0.5 MGD (million gallons per day)2022
MARMET WWTPCharleston0.5 MGD (million gallons per day)2022
MARSHALL CO SD - SOUTHWEST WWTPMoundsville0.5 MGD (million gallons per day)2022
ATHENS WWTPAthens0.5 MGD (million gallons per day)2022
RICHWOOD WWTPRichwood0.5 MGD (million gallons per day)2022
REEDY WWTPReedy0.5 MGD (million gallons per day)2022
CLAYWOOD PARK PSD - NEWARK WWTPParkersburg0.5 MGD (million gallons per day)2022
OCEANA WWTPLynco0.5 MGD (million gallons per day)2022
ELEANOR WWTPEleanor0.46 MGD (million gallons per day)2022
GRANTSVILLE WWTPGrantsville0.45 MGD (million gallons per day)2022
CHESTER WWTPChester0.45 MGD (million gallons per day)2022
HUTTONSVILLE PSD WWTPMill Creek0.41 MGD (million gallons per day)2022
Mercer Co PSDMatoaka0.4 MGD (million gallons per day)2022

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.

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