Utilities in Pennsylvania
22,952 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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O YES APTS
PA7380051 · 35 served
O.D. ANDERSON, INC
PA6430818 · 25 served
O.P.SCHUMAN & SONS INC
PA1090995 · 122 served
O'BRIEN'S FRESH SEAFOOD
PA3390893 · 25 served
O'NEAL OFFICE COMPLEX
PA7210889 · 12 served
OAK COTTAGE RESTAURANT
PA1460408 · 50 served
OAK CREEK
PA3540808 · 25 served
OAK CREEK CAMPGROUND
PA7360831 · 300 served
OAK GROVE
PA6160862 · 60 served
OAK GROVE APARTMENTS
PA2450147 · 30 served
OAK GROVE CHURCH
PA6431108 · 25 served
OAK GROVE LUTHERAN CHURCH
PA5040420 · 100 served
OAK GROVE PARK MHP
PA1460030 · 130 served
OAK HALL PARK
PA4140905 · 50 served
OAK HALL WATER SYSTEM
PA4140103 · 120 served
OAK HAVEN MOBIL HOME PARK
PA3060039 · 29 served
OAK HILL BAPTIST CHURCH
PA5260802 · 50 served
OAK HILL SCHOOL
PA7280948 · 46 served
OAK HILL VENEER
PA2080851 · 25 served
OAK KNOLL EST MHP
PA7220001 · 350 served
OAK LANE DAY SCHOOL
PA1460449 · 120 served
OAK LANE MENNONITE SCHOOL
PA7360795 · 50 served
OAK LODGE LLC
PA5656495 · 25 served
OAK LYNN MANOR MOBILE HOME PK
PA4410153 · 250 served
OAK MANOR ESTATES
PA2520095 · 50 served
OAK MANOR TRAILER COURT
PA5100048 · 108 served
OAK PARK MOBILE HOME PARK
PA7010009 · 56 served
OAK RIDGE AUTHORITY
PA4140119 · 700 served
OAK RIDGE PARK
PA5300020 · 25 served
OAK RIDGE RESTAURANT
PA4050374 · 103 served
OAK RUN VILLAGE
PA2450123 · 60 served
OAK SHADE INN-JOHN SHOWERS
PA7360375 · 70 served
OAK SPRINGS
PA5100091 · 290 served
OAK TERRACE COUNTRY CLUB
PA1460473 · 25 served
OAK TREE COUNTRY CLUB
PA6430886 · 200 served
OAK TREE COUNTRY CLUB DEVLPMT.
PA6430066 · 79 served
OAK TREE LODGE
PA2640490 · 35 served
OAK VILLA PRE-SCHOOL
PA1091111 · 30 served
OAK VILLAGE
PA7010011 · 225 served
OAKDALE BORO WATER DEPT
PA5020067 · 1,459 served
OAKDALE METHODIST HALL
PA2400385 · 15 served
OAKHURST GRILLE&EVENTSCENTER
PA4560304 · 200 served
OAKLAKE GC
PA5650380 · 200 served
OAKLAND BEACH GOLF COURSE
PA6201023 · 50 served
OAKLAND BOROUGH WATER AUTH
PA2580025 · 563 served
OAKLAND ELEMENTARY SCHOOL
PA6610812 · 85 served
OAKLAND TRAILER PARK
PA2580035 · 90 served
OAKLAND TWP ELEMENTARY SCHOOL
PA5100349 · 340 served
OAKLAND TWP VOL FIRE DEPT
PA6610340 · 25 served
OAKLYN ELEMENTARY SCHOOL
PA4490332 · 359 served