Knox Road Detention is a vital flood risk reduction infrastructure located in Montgomery County, Pennsylvania. Completed in 1979, this earth dam stands at a height of 10 feet and spans a length of 480 feet, with a storage capacity of 7.88 acre-feet. Situated in Lower Merion Township along the West Branch Indian Creek, this structure is regulated and inspected by the Pennsylvania Department of Environmental Protection.

The dam serves the primary purpose of flood risk reduction and is considered to have a significant hazard potential. Despite being assessed as in fair condition, Knox Road Detention is subject to regular inspections every two years to ensure its continued effectiveness in mitigating flood risks in the area. The dam's last inspection was conducted in March 2019, indicating a commitment to maintaining the safety and functionality of this crucial water resource infrastructure.

As water resource and climate enthusiasts, understanding the significance of Knox Road Detention in managing flood risks and protecting the surrounding community is essential. With its strategic location and design features, this dam plays a crucial role in safeguarding against potential inundation events and ensuring the resilience of the local area. Continued monitoring and maintenance efforts will be essential to uphold the structural integrity of Knox Road Detention and uphold its vital role in water resource management in Montgomery County.