Morrisdale Mine, located in Morris Township, Pennsylvania, is a privately owned recreational dam built in 1919 on Emigh Run. This earth dam stands at a height of 12 feet and stretches 570 feet in length, providing a storage capacity of 90 acre-feet. With a surface area of 13 acres and a drainage area of 4.7 square miles, Morrisdale Mine offers a low hazard potential and has not been rated for its current condition.

Managed by the Pennsylvania Department of Environmental Protection, this dam is subject to state regulations, permitting, inspection, and enforcement. While its primary purpose is for recreation, Morrisdale Mine has not undergone any significant modifications or enhancements in recent years. Despite its age, the dam remains in a satisfactory condition, although its emergency action plan and risk management measures are currently not evaluated or updated. For water resource and climate enthusiasts, Morrisdale Mine presents a historic and functional piece of infrastructure in Clearfield County, Pennsylvania.