Upper Castanea Reservoir, located in Castanea Township, Pennsylvania, is a vital water supply resource managed by the local government. With a history dating back to 1869, this Earth-type dam stands at 30 feet in height and stretches 274 feet in length, containing a storage capacity of 51 acre-feet. The reservoir covers a surface area of 2.2 acres and serves the primary purpose of supplying water to the surrounding area, drawing from the watershed of Harveys Run.

Despite its age, Upper Castanea Reservoir has undergone modifications in 1984 to ensure its structural integrity. However, recent inspections have deemed its condition unsatisfactory, highlighting a high hazard potential. The Pennsylvania Department of Environmental Protection regulates the reservoir, conducting state inspections and enforcing compliance measures to mitigate risks. With its location in Clinton County, Pennsylvania, the reservoir plays a crucial role in supplying water to the region while facing challenges to maintain its safety and efficiency in the face of changing climate conditions.

Enthusiasts of water resources and climate management will find Upper Castanea Reservoir a fascinating case study in the intersection of infrastructure, environmental regulation, and community water needs. The reservoir's historical significance, coupled with its current challenges in maintenance and risk management, underscores the importance of proactive measures in ensuring the sustainability and resilience of vital water supply systems in the face of evolving climate patterns and infrastructure demands. As stakeholders work towards addressing the reservoir's safety concerns and enhancing its operational capacity, the story of Upper Castanea Reservoir serves as a compelling example of the intricate balance between water resource management and climate adaptation in a changing world.