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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OAKMONT WATER AUTHORITY
PA5020036 · 39,901 served
OAKRIDGE PARK
PA7360117 · 75 served
OAKS FLEX BUILDING
PA1461112 · 40 served
OAKS RESTAURANT
PA1091216 · 150 served
OAKTON HOTEL
PA4560324 · 30 served
OAKVIEW ASSOCIATION
PA2640428 · 25 served
OAKVIEW TAVERN
PA6620384 · 70 served
OAKVIEW TERRACE CONDOMINIUMS
PA2450131 · 118 served
OAKWOOD APARTMENTS
PA3390096 · 158 served
OAKWOOD HEIGHTS MHP
PA7670114 · 54 served
OAKWOOD IN THE POCONOS
PA3130018 · 26 served
OAKWOOD LAKE VILLAGE MHP
PA2660031 · 273 served
OASIS BAR & GRILL
PA2520846 · 30 served
OASIS DRIVE IN
PA3390377 · 50 served
OASIS HOTEL
PA5650337 · 100 served
OBERHOLTZER TRAILER PARK
PA7360042 · 87 served
OBRIENS PARADISE COVE
PA7671170 · 25 served
OCCASSIONS RESTAURANT
PA6201052 · 25 served
OCEAN HARVEST SEAFOOD
PA7500811 · 25 served
OCEAN LOTUS FARM
PA2660963 · 10 served
OCKEYS HOTEL % OSCAR REIMER
PA3480427 · 195 served
OCTORARA AREA SCHOOL DISTRICT
PA1150869 · 3,100 served
OCTORARA ELEMENTARY SCHOOL
PA1150868 · 875 served
OCTORARA MIDDLE SCHOOL
PA1150870 · 809 served
ODD FELLOWS HOME
PA7220028 · 55 served
ODETTES
PA1091056 · 140 served
ODYSSEY BEHAVIORAL HEALTH
PA1090371 · 50 served
OEHME BAKERY INC
PA7360900 · 34 served
OFFICE & MAINTENANCE
PA5260323 · 25 served
OFFICE OF TERRY RAKOWSKY DMD
PA1090331 · 45 served
OFFICERS CHRISTIAN FELLOWSHIP
PA4050907 · 100 served
OFFSET PAPER BACK MFGS. INC.
PA2400908 · 560 served
OH SHAW MOTEL
PA7360548 · 200 served
OHARA TWP MUN WATER SUPPLY
PA5020046 · 450 served
OHIO RUBBER CO
PA6200304 · 150 served
OHIOPYLE BORO MUN WATER WORKS
PA5260015 · 59 served
OHIOPYLE ST PK
PA5260800 · 25 served
OHIOPYLE STATE PARK
PA5260001 · 12 served
OHIOVILLE BORO MUNI AUTH
PA5040044 · 2,750 served
OHLER'S GENERAL STORE
PA4560824 · 25 served
OIL CITY
PA6610023 · 9,608 served
OIL CITY COMFERENCE
PA6420334 · 300 served
OIL CREEK CAMPGROUND RESORT
PA6610311 · 150 served
OIL CREEK STATE PARK
PA6610803 · 25 served
OIL CREEK TWP WATERWORKS
PA6200081 · 50 served
OJRSD E VINCENT ELEM SCHOOL
PA1150916 · 538 served
OJRSD FRENCH CREEK ELEM SCH
PA1150884 · 700 served
OJRSD N COVENTRY ELEM SCHOOL
PA1150752 · 530 served
OJRSD OWEN J ROBERTS MS AND HS
PA1150886 · 1,750 served
OJRSD WARWICK ADMIN BLDG
PA1150866 · 126 served