County · Pennsylvania
Lycoming County, Pennsylvania: drinking water records
This overview covers 20 ZIP codes and 29 community water systems in Lycoming County. It also stands in for 7 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Jersey Shore Area Jnt Wat Auth PA4410156 | 6,600 | 240 | 0 | 4 | 3 ppb |
| Foxcroft Manor Mobile Home Pk PA4410166 | 200 | 60 | 0 | 3 | 5 ppb |
| Williamsport Mun Water Auth PA4410173 | 51,000 | 120 | 5 | 0 | 2 ppb |
| Montoursville Water Company PA4410175 | 4,983 | 120 | 5 | 0 | 1.1 ppb |
| Muncy Borough Water Company PA4410165 | 2,900 | 0 | 0 | 1 | 890 ppb |
| Hughesville Borough Water Auth PA4410178 | 2,800 | 0 | 0 | 2 | 29.6 ppb |
| Montgomery Water Authority PA4410161 | 2,700 | 0 | 0 | 4 | 5 ppb |
| Ralston Area Joint Authority PA4410171 | 400 | 0 | 0 | 4 | 3.5 ppb |
| Cogan Valley Mobile Home Park PA4410152 | 250 | 0 | 0 | 2 | 5 ppb |
| Collomsville Mutual Waterworks PA4410179 | 250 | 0 | 0 | 2 | 1 ppb |
| Oak Lynn Manor Mobile Home Pk PA4410153 | 250 | 0 | 0 | 1 | 5 ppb |
| Pinecrest Village MHP PA4410019 | 195 | 0 | 0 | 29 | 40 ppb |
| Olympic Village PA4410020 | 98 | 0 | 0 | 3 | 1 ppb |
| American Tempo Village Park PA4410002 | 88 | 0 | 0 | 1 | 6 ppb |
| Loyalsock Mobile Home Park PA4410025 | 85 | 0 | 0 | 1 | 1 ppb |
| A B C #2 Mobile Home Park PA4410010 | 75 | 0 | 0 | 7 | 3 ppb |
| Muncy State Correctional Inst PA4410176 | 2,050 | 0 | 0 | 0 | 23 ppb |
| Lcwsa Limestone Water PA4410180 | 825 | 0 | 0 | 0 | 20 ppb |
| Lcwsa Village Water PA4410174 | 598 | 0 | 0 | 0 | 4 ppb |
| Lcwsa Halls Station PA4410035 | 518 | 0 | 0 | 5 | not reported |
| Heatherbrooke Estates PA4410005 | 410 | 0 | 0 | 0 | 4 ppb |
| Harvest Moon Trailer Court PA4410030 | 360 | 0 | 0 | 0 | 5 ppb |
| Orchard Mobile Home Park PA4410027 | 325 | 0 | 0 | 0 | 6 ppb |
| Tiadaghton View MHP PA4410164 | 175 | 0 | 0 | 0 | 1.5 ppb |
| Carpenters Park INC PA4410031 | 120 | 0 | 0 | 0 | 1 ppb |
ZIP reports in Lycoming County
No ZIP report in this county is published yet.
These ZIP codes are covered by this overview because their utility has too little EPA data for a separate page: 17723, 17739, 17742, 17744, 17762, 17769, 17774.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.