Big Elk Lake is a picturesque private water resource nestled in Susquehanna, Pennsylvania, boasting a rich history dating back to its completion in 1860. Managed by the Natural Resources Conservation Service, this Earth dam structure stands at a height of 12 feet and offers a storage capacity of 740 acre-feet, primarily serving recreational and water supply purposes. With a surface area of 79 acres and a drainage area of 2.88 square miles, the dam provides essential support to the Elk Lake Stream and surrounding ecosystem.

Despite its age, Big Elk Lake remains in fair condition, with a significant hazard potential that necessitates regular inspections for public safety. The dam underwent structural modifications in 2006 to enhance its resilience and ensure its continued functionality. Situated in Dimock Township and owned privately, the lake offers a recreational haven for water and climate enthusiasts, attracting visitors seeking a serene escape and a glimpse into Pennsylvania's natural beauty. With a fair condition assessment and a storage capacity of 500 acre-feet, Big Elk Lake stands as a vital water resource in Susquehanna County.