Lake Lynn, also known as Crabtree W/S Dam #22b, is a local government-owned water resource located in Wake County, North Carolina.
Wind
Humidity
Managed by the USDA NRCS, this earth-type dam on Hare Snipe Creek was completed in 1976 and serves primarily for flood risk reduction, with additional recreational purposes. With a structural height of 42 feet and a hydraulic height of 37 feet, Lake Lynn has a storage capacity of 2292 acre-feet and covers a surface area of 55.7 acres.
Despite its satisfactory condition assessment, Lake Lynn poses a high hazard potential, prompting regular inspections every two years. The dam's uncontrolled spillway and outlet gates, as well as its close proximity to Raleigh, make it crucial for the state regulatory agency NCDEQ, DEMLR, Dam Safety Program to enforce safety measures. While the risk assessment is moderate, ongoing risk management measures and emergency action plans are essential to ensure the safety of surrounding communities in case of potential inundation events.
Overall, Lake Lynn stands as a vital infrastructure for flood risk reduction in the area, showcasing the delicate balance between water resource management and environmental safety. Enthusiasts of water resources and climate change will find interest in the complexities of dam operations, risk assessments, and emergency preparedness associated with Lake Lynn, highlighting the importance of sustainable water resource management in the face of changing climate patterns.
Year Completed |
1976 |
Dam Length |
620 |
River Or Stream |
Hare Snipe Creek |
Primary Dam Type |
Earth |
Surface Area |
55.7 |
Hydraulic Height |
37 |
Drainage Area |
2390 |
Nid Storage |
2292 |
Structural Height |
42 |
Outlet Gates |
Uncontrolled |
Hazard Potential |
High |
Foundations |
Rock, Soil |
Nid Height |
42 |
| Location | Reservations | Toilets |
|---|---|---|
William B. Umstead State Park
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Durant Nature Park
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Blue Heron Campground
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Osprey Nest Campground
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Bootleg Point Campground
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Shortleaf Pine Campground
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