Surface Water Systems in Pennsylvania

165 community drinking-water systems in Pennsylvaniamatching this source-type cohort.

Systems that draw primarily from rivers, lakes, or reservoirs. Surface water systems face treatment complexity, seasonal variability, watershed protection demands, and exposure to drought and climate patterns.

SystemPop. ServedMISIBand

Philadelphia1.6M50.593Fragile

AQUA PA MAIN SYSTEM823K46.896Fragile

PHILA SUB WATER CO759K14.855Stable

PA AMER WATER CO-PITTSBURGH686K41.022Fragile

QUEEN LANE WATER PLANT535K23.264Watch

Pittsburgh520K52.362Fragile

BELMONT WATER TREATMENT PLANT320K23.264Watch

Erie220K39.480Watch

York207K30.591Watch

WEST VIEW BORO MUNI AUTH200K39.397Watch

WESTMD MUN AUTH-SWEENEY PLANT143K26.813Watch

Chester140K41.290Fragile

MAWC YOUGH PLANT133K45.512Fragile

WESTERN PENNSYLVANIA WATER CO127K14.855Stable

WILKINSBURG-PENN JT WATER AUTH125K32.737Watch

Lancaster120K35.105Watch

Allentown118K31.862Watch

Bethlehem117K37.565Watch

PA AMERICAN-CANONS/WASHINGTON114K14.534Stable

UNITED WATER PENNSYLVANIA110K57.799Fragile

PA AMERICAN WATER CO WEST105K33.228Watch

PA GAS AND WATER CO - NORT DI102K7.988Stable

Easton97K41.012Fragile

Reading95K43.752Fragile

NORTH PENN WATER AUTHORITY92K51.118Fragile

Norristown89K46.147Fragile

Scranton79K29.094Watch

NORTH WALES WATER AUTHORITY72K42.413Fragile

STATE COLLEGE BORO WATER AUTH.72K17.112Stable

Harrisburg67K46.341Fragile

LOWER BUCKS CO JOINT MUN AUTH63K43.926Fragile

Altoona63K26.247Watch

HAMPTON SHALER WATER AUTHORITY62K29.256Watch

AQUA PA BENSALEM59K42.019Fragile

PAWC CEASETOWN58K24.157Watch

LEBANON WATER AUTH57K25.711Watch

PAWC NESBITT53K21.662Watch

BCWSA MAIN LOWER SOUTH53K43.050Fragile

PAWC WATRES52K24.659Watch

Williamsport51K28.857Watch

PA AMER WATER CO50K47.975Fragile

PA AMERICAN WATER COMPANY50K36.989Watch

Johnstown50K29.827Watch

BEAVER FALLS MUNI AUTH50K29.616Watch

AQUA PA WEST CHESTER49K44.572Fragile

MONROEVILLE MUNICIPAL AUTH49K38.931Watch

AQUA PA SHENANGO VALLEY WTP48K29.725Watch

NEW KENSINGTON MUNI AUTH48K18.865Stable

LCA WLSA CENTRAL DIVISION48K43.994Fragile

UNITED WATER PA MECHANICSBURG45K32.479Watch

HCA ROAN FILTER PLANT45K32.875Watch

PA AMERICAN WATER CO BUTLER43K25.460Watch

New Castle43K15.070Stable

AQUA PA ROARING CREEK DIVISION43K24.997Watch

CRANBERRY TWP WTP42K23.918Watch

HANOVER MUNI WATER WORKS41K33.992Watch

SOUTHWESTERN PA WATER AUTH40K35.656Watch

NORTHAMPTON BORO MUNI AUTH40K23.994Watch

OAKMONT BORO MUNI AUTH40K36.108Watch

NEWTOWN ARTESIAN WATER CO39K40.705Fragile

MOON TWP MUNI AUTH38K36.457Watch

PA AMERICAN COATESVILLE37K42.517Fragile

NORTHAMPTON BUCKS CO MUN AUTH37K40.652Fragile

WARMINSTER MUNICIPAL AUTHORITY36K37.484Watch

Pottstown36K48.623Fragile

AQUA PA UWCHLAN36K32.133Watch

NORTH FAYETTE CNTY MUNI AUTH35K38.020Watch

PA AMERICAN WATER CO YARDLEY33K42.768Fragile

McKeesport33K28.203Watch

SCHUYLKILL CO MUN AUTH32K34.386Watch

CHAMBERSBURG BORO WATER SYS31K24.997Watch

PA AMERICAN WHITE DEER30K30.015Watch

BRODHEAD CREEK REG WATER AUTH30K26.247Watch

LATROBE MUNI AUTH30K28.913Watch

LEWISTOWN BORO MUNI AUTH29K23.642Watch

UNITED WATER PA BLOOMSBURG OP29K20.558Watch

AQUA PA BRISTOL29K40.705Fragile

PLUM BORO MUNI AUTH28K24.374Watch

AUTH OF BORO OF CHARLEROI27K20.790Watch

CARLISLE WATER TRMT PLT26K22.792Watch

HORSHAM WATER&SEWER AUTHORITY26K45.260Fragile

COLUMBIA WATER CO25K31.657Watch

PAW GLEN ALSACE DIV25K33.627Watch

EPHRATA AREA JOINT AUTHORITY25K29.690Watch

FALLS TWP WATER & SEWER DEPT24K40.705Fragile

PAW BLUE MOUNTAIN DIVISION24K21.662Watch

PA-AMERICAN WATER- UNIONTOWN23K36.889Watch

HIGHLAND S & W AUTH BEAVERDAM23K38.951Watch

PA AMERICAN WATER CO-INDIANA D22K30.759Watch

PA GAS & WATER COMPANY22K14.865Stable

WARRINGTON TWP WATER&SEW DEPT22K39.708Watch

DOVER TWP WATER SYS21K35.992Watch

EAST HEMPFIELD WATER AUTH21K28.356Watch

PA AMER WATER PHILIPSBURG21K15.798Stable

AMBLER BORO WATER DEPT20K44.149Fragile

ST MARYS AREA WATER AUTH20K30.538Watch

AMBRIDGE WATER AUTH20K35.288Watch

W ALLEGHENY CNTY MUNI AUTH19K28.116Watch

ELIZABETHTOWN AREA WATER19K27.998Watch

CENTER TWP WATER AUTH19K33.290Watch

MILLCREEK TWP WATER AUTH19K31.720Watch

FOX CHAPEL AUTH19K32.186Watch

BRADFORD CITY WATER AUTHORITY19K28.680Watch

SHIPPENSBURG BORO WATER AUTH18K27.994Watch

PA AMER WATER CO ELLWOOD CTY17K22.999Watch

PHOENIXVILLE WATER DEPT17K41.649Fragile

ROBINSON TWP MUNI AUTH16K32.654Watch

HIGHRIDGE WATER AUTH16K31.248Watch

UPPER SOUTHAMPTON MUN AUTH16K37.708Watch

RED LION16K26.689Watch

MT JOY BORO AUTH15K28.472Watch

WARWICK TWP WATER & SEWER AUTH15K30.735Watch

SWTA - MAIN SYSTEM15K34.045Watch

KUTZTOWN BOROUGH WATER14K39.292Watch

CLEARFIELD MUNICIPAL AUTH14K30.180Watch

HUNTINGDON BORO WATER DEPT14K29.856Watch

HARRISON TWP WATER AUTH13K27.657Watch

MORRISVILLE MUNIC AUTHORITY13K31.046Watch

SHILLINGTON MUNI AUTH13K34.747Watch

BORO OF WAYNESBORO13K27.228Watch

E STROUDSBURG BORO WATER DEPT13K41.250Fragile

AQUA PA HATBORO13K42.727Fragile

BEAR VALLEY JOINT AUTH13K32.229Watch

PAWC BROWNELL13K22.859Watch

SUMMIT TOWNSHIP WATER AUTHORIT13K26.247Watch

GETTYSBURG MUNI AUTH12K32.995Watch

DALLASTOWN YOE WATER AUTH12K23.099Watch

PAWC HUNTSVILLE12K16.665Stable

SOUTH MIDDLETON TWP WATER AUTH12K28.915Watch

FINDLAY TWP MUNICIPAL AUTH11K23.994Watch

PA-AMERICAN WATER CO-CONNELLSV11K28.891Watch

SUPERIOR WATER COMPANY MAIN11K51.620Fragile

MUNICIPAL AUTHORITY SUNBURY11K22.911Watch

PA AMERICAN WATER CO CLARION10K18.167Stable

RICHLAND TWP MUNI AUTH10K26.802Watch

TRI CNTY JT MUNI AUTH10K28.913Watch

CITY OF LOCK HAVEN WATER DEPT10K28.276Watch

DOWNINGTOWN WATER AUTHORITY10K41.649Fragile

PAWC CRYSTAL LAKE10K30.902Watch

SUBURBAN LOCK HAVEN WATER AUTH10K26.249Watch

ICMSA CROOKED CREEK10K29.073Watch

SHENANDOAH MUN WATER AUTHORITY10K25.817Watch

MYERSTOWN WATER AUTH10K27.228Watch

LITITZ BORO9K43.128Fragile

MUNI AUTH OF WASHINGTON TWP9K37.556Watch

PAW BANGOR DISTRICT9K16.665Stable

LEHIGHTON WATER AUTHORITY9K30.679Watch

MUNICIPAL WATER AUTH ADAMS TWP9K20.790Watch

DOYLESTOWN TWP MUN AUTHORITY9K47.156Fragile

GREENVILLE MUNI WATER AUTH9K31.976Watch

WARWICK TWP LITITZ SYS9K33.716Watch

HOLLIDAYSBURG MUNI AUTH9K30.568Watch

SALISBURY TWP WATER SYSTEM9K26.409Watch

EBENSBURG BORO MUNI AUTH9K30.278Watch

WYOMISSING BORO WATER SYS9K25.631Watch

N MIDDLETON WATER AUTH8K31.248Watch

PA AMERICAN WATER PUNXSY8K20.567Watch

HOUTZDALE MUNICIPAL AUTHORITY8K45.936Fragile

WELLSBORO MUNICIPAL AUTHORITY8K29.952Watch

AUDUBON WATER COMPANY8K52.616Fragile

AQUA PA SPRING RUN8K36.566Watch

TAMAQUA AREA WATER AUTHORITY8K27.994Watch

KITTANNING SUBURB JT WATER AUT8K15.186Stable

BOYERTOWN MUNI AUTH8K31.988Watch

WERNERSVILLE MUNI WATER AUTH8K35.988Watch