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

Wastewater treatment plants in United States · Pennsylvania

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851 inventory records · EPA Clean Watersheds Needs Survey 2022

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

851 results

CompareNameNative sizeYear
KENNETT SQUARE BOROKennett Square1.1 MGD (million gallons per day)2022
ANTRIM TWP STPGreencastle1.05 MGD (million gallons per day)2022
CALIFORNIA STPCalifornia1.01 MGD (million gallons per day)2022
JOHNSONBURG BORO STPJohnsonburg1.01 MGD (million gallons per day)2022
BIRDSBORO STPBirdsboro1 MGD (million gallons per day)2022
MANHEIM BORO STPManheim1 MGD (million gallons per day)2022
MINERSVILLE STPMinersville1 MGD (million gallons per day)2022
DEER LAKE MUN AUTHOrwigsburg1 MGD (million gallons per day)2022
MANSFIELD BORO STPMansfield1 MGD (million gallons per day)2022
LITTLESTOWN BORO STPLittlestown1 MGD (million gallons per day)2022
PORTAGE AREA STPPortage1 MGD (million gallons per day)2022
N HUNTINGDON TWP - YOUGHIOGHENY STPNorth Huntingdon1 MGD (million gallons per day)2022
ELIZABETH TWP BUENA VISTA STPBuena Vista1 MGD (million gallons per day)2022
MIDDLE SMITHFIELD TWP STPEast Stroudsburg1 MGD (million gallons per day)2022
GIRARD BORO STPGirard0.996 MGD (million gallons per day)2022
CENTER TWP SA - ELKHORN RUN STPMonaca0.99 MGD (million gallons per day)2022
N AND S SHENANGO STPJamestown0.95 MGD (million gallons per day)2022
ORWIGSBURG BORO STPOrwigsburg0.9 MGD (million gallons per day)2022
WEST ELIZABETH STPWest Elizabeth0.805 MGD (million gallons per day)2022
JENNER AREA BOSWELL STPBoswell0.8 MGD (million gallons per day)2022
PETERS TWP - BRUSH RUN STPCanonsburg0.8 MGD (million gallons per day)2022
SOUTH MIDDLETON TWP STPBoiling Springs0.75 MGD (million gallons per day)2022
NORTHUMBERLAND BORO STPNorthumberland0.75 MGD (million gallons per day)2022
CURWENSVILLE STPCurwensville0.75 MGD (million gallons per day)2022
BLAIRSVILLE STPBlairsville0.72 MGD (million gallons per day)2022
MILLERSBURG BORO STPMillersburg0.7 MGD (million gallons per day)2022
LRBSA CLINTON TWP STPClinton0.7 MGD (million gallons per day)2022
PIGEON CREEK STPCharleroi0.69 MGD (million gallons per day)2022
CRESSON BORO STPCresson0.65 MGD (million gallons per day)2022
DERRY BOROUGH STPDerry0.65 MGD (million gallons per day)2022
BEDFORD BORO STPBedford0.64 MGD (million gallons per day)2022
MONTOURSVILLE STPMontoursville0.61 MGD (million gallons per day)2022
LOGAN TWP STPAltoona0.6 MGD (million gallons per day)2022
WEST NEWTON BORO STPWest Newton0.6 MGD (million gallons per day)2022
TWIN BORO STPMifflin0.58 MGD (million gallons per day)2022
PATTON BORO STPPatton0.54 MGD (million gallons per day)2022
MERCER BORO STPMercer0.51 MGD (million gallons per day)2022
WEST BRANCH SEW AUTH STPNorthern Cambria0.5 MGD (million gallons per day)2022
PETERS TWP - DONALDSONS XROADS STPCanonsburg0.5 MGD (million gallons per day)2022
WESTTOWN TWP STPWesttown0.495 MGD (million gallons per day)2022
UPPER ALLEN TWP GRANTHAM WWTPGrantham0.48 MGD (million gallons per day)2022
MID-CAMERON AUTH - EMPORIUM STPEmporium0.455 MGD (million gallons per day)2022
UNION CITY BORO STPUnion City0.45 MGD (million gallons per day)2022
BREAKNECK CREEK REGIONAL STPMars0.42 MGD (million gallons per day)2022
NEW HANOVER TWP STPGilbertsville0.413 MGD (million gallons per day)2022
FREEDOM SEWAGE SYSDuncansville0.4 MGD (million gallons per day)2022
MIFFLINBURG WWTFMifflinburg0.4 MGD (million gallons per day)2022
MCCANDLESS TWP - A&B STPPittsburgh0.4 MGD (million gallons per day)2022
ROSTRAVER TWP - POLLOCK RUN STPBelle Vernon0.4 MGD (million gallons per day)2022
REYNOLDSVILLE STPReynoldsville0.4 MGD (million gallons per day)2022
SHOEMAKERSVILLE SEW. FAC.Shoemakersville0.35 MGD (million gallons per day)2022
FREEPORT BORO STPFreeport0.35 MGD (million gallons per day)2022
Cecil Twp STPCanonsburg0.33 MGD (million gallons per day)2022
ALBION BORO STPAlbion0.3 MGD (million gallons per day)2022
ASHLAND BOROAshland0.25 MGD (million gallons per day)2022
STEWARTSTOWN BORO AUTHStewartstown0.25 MGD (million gallons per day)2022
GIRARDVILLE AREA MA STPGirardville0.225 MGD (million gallons per day)2022
BALLY BORO STPBally0.2 MGD (million gallons per day)2022
ELDRED BORO STPEldred0.2 MGD (million gallons per day)2022
TOWANDA STPTowanda0.18 MGD (million gallons per day)2022
Carroll Valley Borough WWTPFairfield0.14 MGD (million gallons per day)2022
HALIFAX BORO STPHalifax0.14 MGD (million gallons per day)2022
ROSE VALLEY STPMiddletown0.13 MGD (million gallons per day)2022
MCCANDLESS TWP - LONGVUE #2 STPPittsburgh0.1 MGD (million gallons per day)2022
Flemington Borough WWTPFleming0.1 MGD (million gallons per day)2022
LEHIGH CO A - HEIDELBERG HGHTS STPGermansville0.1 MGD (million gallons per day)2022
FRENCHCREEK TWP SS TO POLKPolk0.1 MGD (million gallons per day)2022
LEHIGH CO A - LYNN TWPNew Tripoli0.08 MGD (million gallons per day)2022
Harford Twp STPHarford0.05 MGD (million gallons per day)2022
JACKSON CENTER STPJackson Center0.04 MGD (million gallons per day)2022
Lewis Twp STPMillmont0.034 MGD (million gallons per day)2022
HARTLETON BORO STPHartleton0.01 MGD (million gallons per day)2022
PERRY TOWNSHIP CSHadley0.009 MGD (million gallons per day)2022
VALLEY FORGE SEWER AUTHCWNS2022_42000002001Not reported MGD (million gallons per day)Not reported
TINICUM TWP STPCWNS2022_42000004001Not reported MGD (million gallons per day)Not reported
TELFORD BORO CS TO PENNRIDGECWNS2022_42000010002Not reported MGD (million gallons per day)Not reported
CHALFONT-NEW BRITAIN TWP JSACWNS2022_42000011001Not reported MGD (million gallons per day)Not reported
SOUTH COATESVILLE BOROUGHCWNS2022_42000017001Not reported MGD (million gallons per day)Not reported
LOWER MORELAND / CHAPEL HILL STPCWNS2022_42000022002Not reported MGD (million gallons per day)Not reported
BUCKS CO W&S AUTH -KING'S PLAZA STPCWNS2022_42000029003Not reported MGD (million gallons per day)Not reported
LIMERICK TWP KING ROAD STPCWNS2022_42000033001Not reported MGD (million gallons per day)Not reported
LIMERICK TWP POSSUM HOLLOW STPCWNS2022_42000033002Not reported MGD (million gallons per day)Not reported
SOUDERTON BORO STPCWNS2022_42000034001Not reported MGD (million gallons per day)Not reported
POTTSTOWN BORO STPCWNS2022_42000036001Not reported MGD (million gallons per day)Not reported
SPRING CITY BORO STPCWNS2022_42000040001Not reported MGD (million gallons per day)Not reported
MONTGOMERY CO MA - EUREKA STPCWNS2022_42000042004Not reported MGD (million gallons per day)Not reported
QUAKERTOWN BOROCWNS2022_42000044001Not reported MGD (million gallons per day)Not reported
MORRISVILLE BORO MUN AUTHCWNS2022_42000045001Not reported MGD (million gallons per day)Not reported
LANSDALE BORO STPCWNS2022_42000055001Not reported MGD (million gallons per day)Not reported
OXFORD AREA STPCWNS2022_42000056001Not reported MGD (million gallons per day)Not reported
BRYN ATHYN BORO STPCWNS2022_42000060001Not reported MGD (million gallons per day)Not reported
ABINGTON TWP STP & CSCWNS2022_42000063001Not reported MGD (million gallons per day)Not reported
SCHWENKSVILLE BORO AUTHCWNS2022_42000067001Not reported MGD (million gallons per day)Not reported
EAST VINCENT TWP MUN AUTHCWNS2022_42000070001Not reported MGD (million gallons per day)Not reported
WEST CHESTER / TAYLOR RUN STPCWNS2022_42000071001Not reported MGD (million gallons per day)Not reported
WEST CHESTER / GOOSE CREEK STPCWNS2022_42000071002Not reported MGD (million gallons per day)Not reported
ELVERSON BORO MUN AUTHCWNS2022_42000079001Not reported MGD (million gallons per day)Not reported
EAST ROCKHILL TWP STPCWNS2022_42000080002Not reported MGD (million gallons per day)Not reported
LONDON GROVE WWTP & Spray FieldsCWNS2022_42000086003Not reported MGD (million gallons per day)Not reported
LOWER SALFORD - HARLEYSVILLE STPCWNS2022_42000087001Not reported MGD (million gallons per day)Not reported

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.