Holtwood Environmental Preserve

Holtwood Environmental Preserve is a protected area owned by PPL in southeastern Pennsylvania. It covers over 5000 acre near the Holtwood Dam on the Susquehanna River in Lancaster and York Counties, and includes 200 acre of mesophytic old-growth forest including eastern hemlock, chestnut oak, and umbrella magnolia along the Otter Creek gorge. Visitor activities include camping, boating, and hiking. It is a nesting site for bald eagles and ospreys.