Anthonys Mill, located in Upper Tulpehocken Township, Pennsylvania, is a privately-owned dam built in 1927 primarily for recreational purposes. Standing at a height of 15 feet and spanning 110 feet in length, this arch-type structure holds a normal storage capacity of 10.7 acre-feet and a maximum storage of 12 acre-feet. Situated on Jackson Creek, the dam covers a surface area of 4 acres and serves a drainage area of 2 square miles.

Despite its fair condition assessment, Anthonys Mill poses a significant hazard potential and is regulated by the Pennsylvania Department of Environmental Protection. The dam undergoes inspections every two years, with the last assessment conducted in June 2017. While the risk assessment and emergency action plan status remain unspecified, the dam's associated risk management measures and inundation maps are yet to be prepared or updated.

Enthusiasts of water resources and climate will find Anthonys Mill to be an intriguing structure due to its historical significance, recreational purpose, and the potential risks it poses. With its unique design and location on Jackson Creek, this dam serves as a reminder of the intersection between human infrastructure and natural water systems in the Pennsylvania landscape. Understanding its condition, regulatory oversight, and emergency preparedness measures can provide valuable insights into the management of water resources in the region.