Lake Catalpa, located in Luzerne, Pennsylvania, is a privately owned recreational reservoir that was completed in 1860. The dam, primarily made of stone and buttress core types, stands at a height of 23 feet and spans 160 feet in length. With a normal storage capacity of 562 acre-feet and a surface area of 115 acres, the reservoir is situated on Falls Creek in Dallas Borough.

Managed by the Pennsylvania Department of Environmental Protection, Lake Catalpa is regulated, inspected, and permitted by the state to ensure its safety and compliance with environmental standards. Despite being classified as having a high hazard potential, the dam is currently assessed as in fair condition. The reservoir offers a picturesque setting for outdoor recreation activities and serves as a vital water resource in the region.

Water resource and climate enthusiasts can appreciate Lake Catalpa not only for its historical significance and recreational value but also for its role in providing water storage for the surrounding area. As one of the few privately owned dams in Pennsylvania, it stands as a testament to the importance of proper infrastructure management and regulatory oversight in sustaining water resources for both human and environmental needs.