Pennsylvania utilities 1,001 to 1,100.

Each serves 225 to 300 people, as it reports to EPA. Your ZIP code finds yours faster.

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1,001 to 1,100 of 1,836, by people served

Pennsylvania utilities, 1,001 to 1,100 of 1,836, by people served
Utility	Based in	Serves	Regulated PFAS	Health-based violations since 2016
Ridge Crest MHP	Morgantown	300	None found	0
Skytop Lodge Inc	Skytop	300	None found	0
Solebury School	New Hope	300	PFOA, PFOS	0
Somerset Estates MHP	Morgantown	300	None found	1
Tamarack & Spread Eagle MHP	Lancaster	300	None found	0
Teen Challenge Trng Ctr	Rehrersburg	300	None found	0
Twin Lakes Utilities Inc	Honesdale	300	None found	0
Will O Hill Apts	Reading	300	PFOA, PFOS, PFHxS, PFNA, PFBS	0
Woodbury Water Authority	Woodbury	295	None found	2
Hershey Estates & Storage	Morgantown	293	PFOA, PFOS, PFBS	0
Lca Madison North Division	Allentown	290	PFBS	0
Unionville Muni Waterworks	Fleming	290	None found	0
Highland Twp Municipal Auth	James City	286	None found	0
Green Twp Mun Auth Barr Slope	Commodore	285	None found	0
Perry Twp Municipal Auth	MT Pleasant Mills	285	None found	0
Addison Area Water Auth	Addison	284	None found	7
PA American McEwensville	Milton	282	PFOS	0
Williams Grove MHP	York	282	None found	0
Buckingham Twp Fieldstone	Buckingham	281	PFOA, PFOS	0
Clarendon Acres Water Co	Tunkhannock	280	PFOA, PFOS, PFHxS, HFPO-DA, PFBS	18
Country Pines MHP	Fishkill	280	None found	3
Green Acres Park	Banner Elk	280	PFOS	0
Twin Maples MHP	Lebanon	280	None found	0
Aqua PA Penn Lake	White Haven	278	PFOA, PFOS, PFBS	0
Dry Run Water Assn	Dry Run	278	None found	1
Belfast Twp Muni Auth	Needmore	276	None found	1
Hca Derringer Fern Glen	Hazleton	275	None found	0
Lakeview Mobile Home Park	Elizabethtown	275	PFOA, PFOS, PFBS	0
Tall Timbers Village M H P	Brick	275	None found	1
Western Cumberland Water Sys	York	275	PFOS	0
Oakwood Lake Village MHP	Morgantown	273	PFOA, PFOS, PFHxS, PFBS	4
Tylersville Mutual Water Assn	Loganton	273	None found	1
Halifax Village	Gap	272	PFOS	2
Stony Brook Circle MHP	Morgantown	272	None found	3
Hoffman Homes for Youths Inc	Littlestown	270	PFBS	0
Newton Hamilton Boro	Newton Hamilton	270	Not sampled	0
Pleasant Valley MHP	Moscow	270	None found	1
Aqua PA Country Club Gardens	White Haven	268	PFOA, PFOS, PFBS	0
Carroll Valley Water System	York	267	None found	0
Carson Towers	Pittsburgh	266	Not sampled	0
Aqua PA Franklin	Bryn Mawr	265	PFOA, PFBS	1
Conodoguinet Mobile Est	Morgantown	265	None found	0
Nis Hollow Estates	Lehighton	265	None found	4
Pine Grove Estates	Hamlin	263	None found	2
Glen Campbell Water Works	Glen Campbell	260	None found	1
Lehigh Twp Muni Auth	Walnutport	260	None found	1
Scma Pine Grove Township	Pottsville	260	PFOA, PFBS	0
Driftwood Borough	Driftwood	258	None found	1
Lca Upper Milford Central Div	Allentown	256	PFOA, PFOS, PFHxS, PFBS	0
Meadville Housing Northgate	Meadville	256	None found	0
Aqua PA Shickshinny Lake	White Haven	250	None found	0
Aqua PA Superior Meadowbrook	Bryn Mawr	250	PFOA, PFOS, PFNA	0
Awc Valley Forge Crossing MHP	Norristown	250	PFOA, PFOS, PFHxS, PFNA, PFBS	0
Blue Springs Terrace	Bullville	250	None found	0
Cogan Valley Mobile Home Park	Tunkhannock	250	None found	2
Collomsville Mutual Waterworks	Williamsport	250	None found	2
Conneaut Lake Park Water	Harmonsburg	250	None found	1
Coventry Terrace	Banner Elk	250	PFOA, PFOS, PFHxS, PFBS	7
Dickinson Twp Munic Auth	Mount Holly Springs	250	Not sampled	0
Duncansville MHP LLC	Cedaredge	250	None found	0
Green Township Ma Cookport	Commodore	250	None found	1
Hawk Valley Village	Lancaster	250	None found	0
Llewellyns MHP	Dover	250	PFOA, PFOS, PFBS	0
Madisonburg Water Works	Madisonburg	250	None found	0
Malvern Courts MHP	Sacramento	250	PFOA, PFHxS	0
Mary D Community Association	Mary D	250	PFOA	2
Meadows Mobile Home Park	Diamondhead	250	None found	4
Oak Lynn Manor Mobile Home Pk	Williamsport	250	PFOA, PFOS, PFBS	1
Osterburg Water Co	Osterburg	250	None found	0
Paramount Senior Living	Fayetteville	250	PFOA, PFOS, PFHxS	0
Soldier Water System	Reynoldsville	250	Not sampled	3
Spring Valley	Farmington	250	None found	1
W Freedom Water Assn	Parker	250	PFHxS, PFBS	0
Wetherill Estates	Exton	250	PFOA, PFOS, PFBS	2
Loysville Youth Dev Ctr	Loysville	249	PFBS	0
Sunshine Hills Water Co	Duncannon	248	PFBS	1
Pine Grove Mobile Home Park	Mercer	244	None found	1
Autumn Grove Care Center	Harrisville	240	None found	0
Hillside Terrace MHP	Willow Street	240	None found	6
Laurel Health Resources	Hamburg	240	PFOA, PFOS, PFBS	0
Willow Haven North MHP	Morgantown	240	PFOA, PFOS, PFBS	0
Rixford Waterworks Association	Rixford	234	PFOS	0
Skyview Gardens Apts	Olyphant	234	PFOA, PFOS, PFBS	1
Saddleview Water LLC	Tunkhannock	233	None found	0
Eagle View MHP	Scottsdale	230	PFBS	0
Lenwood Park	Morgantown	230	PFOA, PFOS, PFHxS, PFBS	1
Brookmont Health Care Center	Effort	229	None found	6
James Dorwart Apts	Etters	226	PFBS	0
Adams Twp Municipal Authority	Troxelville	225	None found	0
Cambridge Area Joint Auth	Cambridge Springs	225	Not sampled	4
Conewago Valley MHP	Dover	225	None found	0
Country Place MHP	Hiawatha	225	None found	0
Forest Green Estates	Chestnut Rdg	225	None found	1
Independence Park	Morgantown	225	PFOA, PFOS, PFBS	3
Marion Twp WTP	Boyers	225	None found	3
Morea Citizens Water Company	Pottsville	225	Not sampled	0
Oak Village	Lewisberry	225	PFOA, PFOS	0
PA Amer Water Thompson	Clarks Summit	225	PFOA	0
Penn Valley Village	Camp Hill	225	PFBS	0
Pocono Ranch Lands Sect 4	Bushkill	225	PFOA, PFOS, PFBS	3

Every utility EPA sampled for PFAS under UCMR 5, any other community system serving 3,300 people or more, and any smaller one with results from 2020 on, from the state. Other systems appear in ZIP code results. People served is what each utility reports to EPA. Data: EPA SDWIS 2026 Q3, UCMR 5 and EPA’s 2012 to 2019 compliance results, and Pennsylvania Department of Environmental Protection, Drinking Water Reporting System, whose PFAS results stand in for UCMR 5’s where it tested a compound.

1,001 to 1,100 of 1,836, by people served

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