Mountaintop Lake #1 is a private recreational dam located in Tobyhanna Township, Monroe County, Pennsylvania. Completed in 1993, this earth dam stands at a height of 24 feet and spans 540 feet in length, creating a reservoir with a storage capacity of 524 acre-feet. The dam is situated on Dry Sawmill Run and is regulated by the Pennsylvania Department of Environmental Protection, with state permitting, inspection, and enforcement in place to ensure its safety and compliance with regulations.

This high-hazard dam has a fair condition assessment and is subject to regular inspections to monitor its structural integrity. With a surface area of 52 acres and a drainage area of 1.02 square miles, Mountaintop Lake #1 provides a picturesque setting for recreational activities such as fishing, boating, and wildlife observation. Despite its potential hazards, the dam remains a popular destination for outdoor enthusiasts in the region, offering a serene retreat surrounded by nature.

As climate change continues to impact water resources and infrastructure, the maintenance and monitoring of dams like Mountaintop Lake #1 are essential to safeguarding communities and ecosystems. With its scenic location and recreational opportunities, this dam serves as a reminder of the importance of sustainable water management practices in the face of a changing climate.