Wind
Humidity
J.
W. Wisda is a state-owned earth dam located in Topanga, California, with a primary purpose of recreation. Built in 1958, this dam stands at a height of 50 feet and has a hydraulic height of 43.3 feet. It holds a storage capacity of 45 acre-feet and covers a surface area of 4 acres, serving the surrounding area with a drainage area of 0.22 square miles along the Tr Topanga Can river or stream.
Managed by the California Department of Water Resources (DWR) under the Safety of Dams regulations, J. W. Wisda has a low hazard potential and is assessed to be in satisfactory condition as of September 2017. The dam is regularly inspected, with the last assessment conducted in September 2020. Despite its recreational focus, the dam's critical role in water resource management and climate resilience in the region cannot be understated.
Located in the Los Angeles County, J. W. Wisda contributes to the local water supply and environmental conservation efforts. As a vital infrastructure in the area, it ensures the safety and well-being of nearby residents while offering recreational opportunities. Its design and construction reflect a commitment to sustainable water resource management practices, making it an essential asset for water resource and climate enthusiasts in the region.
Year Completed |
1958 |
Dam Length |
350 |
Dam Height |
50 |
River Or Stream |
Tr Topanga Can |
Primary Dam Type |
Earth |
Surface Area |
4 |
Hydraulic Height |
43.3 |
Drainage Area |
0.22 |
Nid Storage |
45 |
Hazard Potential |
Low |
Nid Height |
50 |
| Location | Reservations | Toilets |
|---|---|---|
Musch Hike-In Camp
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Musch Ranch Hike-In
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Malibu Creek Group Walk-In
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Malibu Creek Family
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Malibu Creek - State Park
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Camp Summertime
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Headwaters In The Santa Monica Mountains To Mouth At Pacific Ocean
West Fork - Headwaters (Se 1/4, Ne 1/4, Sec 14, T2N, R12W) To Cogswell Reservoir (Ne 1/4, Sw 1/4, Sec 24, T2N, R9W
Lower Piru Creek (Oulet At Pyramid Reservoir) To Piru Reservoir
Site Of St Francis Dam Disaster To Seco Canyon At The Nf Boundary
Green Valley At The Nf Boundary To Site Of St Francis Dam Disaster
Gaging Station Below Spillway Of Cogswell Dam (Ne 1/4, Se 1/4, Sec 19, T2N, R10W) To Confluence With Nf San Gabriel River (Sw 1/4.Sw 1/4, Sec 15, T2N, R9W)