Little Deer Creek Site 1, also known as Madonna Manor Dam, is a significant structure located in Rocks State Park, Maryland.
Wind
Humidity
Built in 1958 by the USDA NRCS, this earth dam stands at a height of 45 feet and has a length of 385 feet. Its primary purpose is flood risk reduction, with a storage capacity of 210 acre-feet and a normal storage of 24 acre-feet. The dam is regulated by the Maryland Dam Safety agency and undergoes regular inspections to ensure its structural integrity.
The dam features an uncontrolled spillway with a width of 100 feet and a maximum discharge capacity of 930 cubic feet per second. The hazard potential of the dam is considered significant, with a fair condition assessment as of February 2021. Despite its moderate risk rating, the dam has not had any emergency action plans prepared or updated recently. Little Deer Creek Site 1 serves as an important flood risk mitigation measure in the area, protecting surrounding communities and infrastructure from potential water-related disasters.
Located on Cattail Branch in Harford County, Maryland, this dam plays a crucial role in managing water resources and safeguarding against the impacts of extreme weather events. With its stone core and rock foundation, Little Deer Creek Site 1 exemplifies the collaborative efforts between local government and federal agencies in enhancing climate resilience and ensuring the safety of the community.
Year Completed |
1958 |
Dam Length |
385 |
Dam Height |
45 |
River Or Stream |
Cattail Branch |
Primary Dam Type |
Earth |
Surface Area |
3.6 |
Drainage Area |
0.7 |
Nid Storage |
210 |
Outlet Gates |
Slide (sluice gate) - 0 |
Hazard Potential |
Significant |
Foundations |
Rock |
Nid Height |
45 |
| Location | Reservations | Toilets |
|---|---|---|
Crazy Horse
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Custer
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King's Mountain
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Cochise
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Canoe Outpost
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Gilbert's Neglect
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