Somerset Lakes Basin No 2, located in New Garden Township, Chester County, Pennsylvania, is a privately owned earth dam completed in 1991 for flood risk reduction on TR Broad Run. With a dam height of 12 feet and a length of 250 feet, it has a storage capacity of 4 acre-feet and a normal storage level of 1.9 acre-feet on its 0.62-acre surface area. The dam is regulated by the Pennsylvania Department of Environmental Protection and undergoes regular inspections to ensure its fair condition and significant hazard potential are managed effectively.

The dam, classified as a buttress type with an unlisted foundation, is not associated with any other structures and has no spillway or outlet gates specified. Despite its fair condition assessment, the dam's emergency action plan status, risk assessment, and risk management measures remain unreported. The last inspection in 2019 revealed the dam to be in fair condition, and its inspection frequency is set at every two years to ensure its effectiveness in flood risk reduction. With significant hazard potential, the dam serves a vital role in mitigating flood risks in the area, under the oversight of the Pennsylvania Department of Environmental Protection.

For water resource and climate enthusiasts, Somerset Lakes Basin No 2 stands as a crucial infrastructure for flood risk reduction in Chester County, Pennsylvania. Managed by a private entity and regulated by state authorities, the dam plays a key role in protecting the surrounding community from the impacts of potential flooding events on TR Broad Run. With its fair condition and significant hazard potential, the dam's ongoing inspections and maintenance ensure its effectiveness in safeguarding the area from flood risks while highlighting the importance of proactive dam management and emergency preparedness in mitigating potential hazards.