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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WILLIAMS TRAILER COURT
PA6250003 · 17 served
WILLIAMS TWP ELEM SCHOOL
PA3480351 · 460 served
WILLIAMS TWP FIRE CO
PA3480853 · 70 served
WILLIAMS TWP MUNI BLDG
PA3480338 · 100 served
WILLIAMS VALLEY SCH DIST
PA7220304 · 630 served
WILLIAMSBURG C&MA CHURCH
PA4070325 · 25 served
WILLIAMSBURG MUNIC AUTH
PA4070022 · 1,800 served
WILLIAMSBURG WATER CORP
PA1510005 · 84 served
WILLIAMSON JR. SR. HIGH
PA2590314 · 700 served
WILLIAMSON MOBILEHOME PARK
PA3480034 · 104 served
WILLIAMSPORT LDS CHURCH
PA4410847 · 200 served
WILLIAMSPORT MUN WATER AUTH
PA4410173 · 51,000 served
WILLIAMSTOWN BORO AUTH
PA7220037 · 2,390 served
WILLIE MAES PLACE
PA2450352 · 150 served
WILLIE'S DREAM
PA7380310 · 50 served
WILLIS GRIFFITH MOBILEHOME PAR
PA5320032 · 40 served
WILLISTOWN HOMEOWNERS ASSOC
PA1150184 · 300 served
WILLLOWBROOK MHP
PA4070015 · 499 served
WILLOW BEND MHP
PA6430047 · 17 served
WILLOW BIRCH INN
PA7360362 · 25 served
WILLOW CREEK FARM PRESERVE
PA1460376 · 150 served
WILLOW CREEK SPORTSMANS CLUB
PA6420312 · 50 served
WILLOW CREEK TRAILER PARK
PA3060314 · 24 served
WILLOW CREEK TRAILER PARK
PA3060905 · 39 served
WILLOW FARM CAMPGROUND
PA5320904 · 180 served
WILLOW FARM TRAILOR VLG
PA7220010 · 200 served
WILLOW GLEN WATER AGREEMENT
PA3060051 · 40 served
WILLOW GROVE AIR RESERVE STATN
PA1461164 · 3,000 served
WILLOW GROVE DAY CAMP
PA1461169 · 500 served
WILLOW HAVEN FARM
PA3390552 · 25 served
WILLOW HAVEN NORTH MHP
PA3480058 · 240 served
WILLOW HILL INTERCHANGE
PA7280892 · 25 served
WILLOW HILL MOTEL
PA7280361 · 30 served
WILLOW HILL RESTAURANT
PA7280360 · 80 served
WILLOW HOLLOW GC
PA3060390 · 100 served
WILLOW INN
PA5300810 · 25 served
WILLOW MILL MOBILE HOME SITE
PA7210035 · 36 served
WILLOW SPRINGS CAMPGROUND
PA6250357 · 12 served
WILLOW SPRINGS PARK
PA7380329 · 75 served
WILLOW STREET PUB
PA3390460 · 100 served
WILLOW STREET SCHOOL
PA2350858 · 115 served
WILLOW TERRACE GARDEN& GROCERY
PA5650898 · 50 served
WILLOW TREE GROVE
PA3390985 · 200 served
WILLOW TREE REST
PA3390313 · 50 served
WILLOW VALLEY GOLF COURSE
PA7360856 · 50 served
WILLOWBROOK CC
PA5650352 · 200 served
WILLOWCREST BAMBERGER CONV HM
PA1460808 · 45 served
WILLOWDALE ACADEMY AVONDALE
PA1150327 · 52 served
WILLOWDALE ACADEMY KENNETT SQ
PA1150867 · 90 served
WILLOWDALE CHAPEL
PA1150365 · 100 served