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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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840 inventory records · HydroWASTE v1.0 / United States

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

840 results

CompareNameNative sizeYear
STRAUSSTOWN BORO STPHW:36312272 population served2012
HUSTON TWP JULIAN STPHW:36978270 population served2012
SLTMA LAWN STPHW:36345265 population served2012
ST THOMAS TWP EDENVILLE STPHW:36580260 population served2012
LEWIS TWP NORTHUMBERLAND STPHW:36680250 population served2012
WASHINGTONVILLE STPHW:36618249 population served2012
DUNCAN TWP ANTRIM STPHW:36465248 population served2012
RICHMOND TWP _ VIRGINVILLE STPHW:36359246 population served2012
SHIPPINGPORT BORO STPHW:36805237 population served2012
PENN TWP COVE WWTPHW:36555227 population served2012
HOPEWELL BORO STPHW:36542222 population served2012
ROBINSON TWP MA R GARDENHW:36825220 population served2012
FAIRVIEW BORO STPHW:36995220 population served2012
CLYMER TWP SABINSVILLE STPHW:36464213 population served2012
DCNR LITTLE BUFFALO STATE PK STPHW:36971210 population served2012
CONOY TWP FALMOUTH STPHW:36371200 population served2012
PENN TWP COBURN STPHW:36408197 population served2012
Farmington Twp STPHW:36961192 population served2012
HARTLETON BORO STPHW:36668187 population served2012
SOUTH CREEK TWPHW:36472180 population served2012
DAVIDSON TWP _ SONESTOWN STPHW:36852180 population served2012
LIBERTY TWP MOORESBURG STPHW:36661175 population served2012
OHIOPYLE BORO STPHW:36774173 population served2012
MUDDY RUN _ GLEN HOPE BORO STPHW:36409160 population served2012
MADISON TWP JERSEYTOWN STPHW:36672158 population served2012
DUBLIN TWP STP Fort LittletonHW:37037156 population served2012
CASSVILLE STPHW:36541152 population served2012
DCNR DENTON HILL ST PK STPHW:36912150 population served2012
BETHEL TWP WWTPHW:37046150 population served2012
EMLENTON AREA MARIASVILLE STPHW:36875114 population served2012
BRADY TWP SOUTHEAST STPHW:36654100 population served2012
SHAMOKIN TWP STPHW:36682100 population served2012
BARKEYVILLE SEWERAGE CO STPHW:36856100 population served2012
ABBOTT TWP GERMANIA STPHW:36925100 population served2012
WEST ST CLAIR PLEASANTVILLE STPHW:37036100 population served2012
TODD TOWNSHIP KNOBSVILLEHW:3698095 population served2012
I 79 SOUTH ROADSIDE REST STPHW:3691480 population served2012
CONESTOGA TWP COLEMANVILLE STPHW:3636960 population served2012
CROMWELL TWP S Huntingdon HS STPHW:3698350 population served2012
GROVE TWP STPHW:3696235 population served2012

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.