Sawpit Debris Basin, located in Monrovia, California, serves as a vital structure for debris control along Sawpit Wash.
Wind
Humidity
Built in 1955, this earth dam stands at 82 feet in height and spans 520 feet in length, providing storage of up to 152 acre-feet of water. The primary purpose of the basin is to mitigate flood risk, protect water supply, and regulate debris flow in the region.
Managed by local government authorities and regulated by the California Department of Water Resources, Sawpit Debris Basin is inspected regularly to ensure its structural integrity and functionality. With a hazard potential rated as high, the basin has been assessed to be in fair condition as of September 2017. Despite its age, the dam continues to play a crucial role in safeguarding the surrounding community from potential natural disasters.
As a key component of the flood risk reduction infrastructure in Los Angeles County, Sawpit Debris Basin exemplifies the importance of proactive maintenance and monitoring practices in ensuring the safety and resilience of water resource systems. With its strategic location and design, the basin serves as a critical asset in the region's efforts to manage water flow, protect infrastructure, and promote environmental sustainability in the face of changing climate patterns.
Year Completed |
1955 |
Dam Length |
520 |
Dam Height |
82 |
River Or Stream |
Sawpit Wash |
Primary Dam Type |
Earth |
Surface Area |
6 |
Hydraulic Height |
64 |
Drainage Area |
2.87 |
Nid Storage |
152 |
Hazard Potential |
High |
Nid Height |
82 |
| Location | Reservations | Toilets |
|---|---|---|
Spring Camp
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Spring Camp Campground
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Hoegee's camp
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DAD's Camping
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Glenn Camp
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Glenn Camp Campground (Hike or bike in 7 miles)
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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)
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
North Fork - Confluence Of Soldier And Coldbrook Creeks (Se1/4,Sw1/4, Sec) 5, T2N,,R9W To Conflluence With West Fork Of San Gabriel (Sw 1/4,Sw1/4, Sec 17, T2N, R8W)