Lake Frank, also known as Upper Rock Creek Watershed Site 1, is a gravity dam located in Twin Brook Forest, Maryland.
Wind
Humidity
Managed by the local government, this recreational site was completed in 1967 and has a dam height of 78 feet, with a storage capacity of 7854 acre-feet. With a surface area of 56 acres and a drainage area of 12.2 square miles, the dam serves as a vital resource for the community.
The dam, designed by USDA NRCS, is regulated by the Maryland Dam Safety agency and undergoes regular inspections to ensure its safety and functionality. Despite being classified as having a high hazard potential, the dam is currently in fair condition and meets emergency action plan guidelines. With a spillway width of 150 feet and a maximum discharge capacity of 24317 cubic feet per second, Lake Frank plays a crucial role in managing water resources in the area.
Surrounded by the North Branch and TR-Rock Creek, Lake Frank is not only a recreational hub but also a key component in the region's water management infrastructure. As climate change continues to impact water resources, the maintenance and regulation of dams like Lake Frank are essential in ensuring the safety and sustainability of water sources for future generations.
Year Completed |
1967 |
Dam Length |
576 |
Dam Height |
78 |
River Or Stream |
North Branch;TR-Rock Creek |
Primary Dam Type |
Gravity |
Surface Area |
56 |
Drainage Area |
12.2 |
Nid Storage |
7854 |
Outlet Gates |
Slide (sluice gate) - 0 |
Hazard Potential |
High |
Foundations |
Rock |
Nid Height |
78 |
| Location | Reservations | Toilets |
|---|---|---|
Swains Lock Hiker-Biker Campsite
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Marsden Tract Group Campsite
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Marsden Tract Campground
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