Dams in Lancaster County, Pennsylvania
11 dams on record, from Pennsylvania's own published inventory. 11 have a computed filing deadline.
Barnett
high hazard
Next due: December 31, 2026
Gable Park Woods
high hazard
Next due: December 31, 2026
Groff Mill
low hazard
Next due: December 31, 2026
Holtwood Ses Ash Basin No 2
high hazard
Next due: December 31, 2026
Lake Placida
high hazard
Next due: December 31, 2026
Manheim Twp Detention Basin No 2
high hazard
Next due: December 31, 2026
Middle Creek
high hazard
Next due: December 31, 2026
New Holland Reservoir
high hazard
Next due: December 31, 2026
Sadsbury Twp Detention Pond 1
low hazard
Next due: December 31, 2026
Speedwell Forge
high hazard
Next due: December 31, 2026
Woods Edge - Pond A
low hazard
Next due: December 31, 2026
Sourced from Pennsylvania's public dam inventory. Claiming a dam here is free — look it up to see its full record. See what Pennsylvania requires of dam owners.