Wind
Humidity
Elysian Reservoir, located in Los Angeles, California, is a vital water supply source managed by the local government.
Built in 1943, this Earth dam stands at a height of 71 feet and has a storage capacity of 167 acre-feet. The reservoir serves the primary purpose of providing water to the surrounding area, with a drainage area of 0.08 square miles along the Tr Los Angeles River.
With a satisfactory condition assessment and a high hazard potential, Elysian Reservoir is subject to regular state regulation, inspection, and enforcement to ensure its safety and operational efficiency. The dam's last inspection took place in March 2021, with an inspection frequency of once per year. Despite its age, Elysian continues to meet guidelines and standards, highlighting its importance in the region's water resource management.
As climate change intensifies, the role of infrastructure like Elysian Reservoir in ensuring water security becomes increasingly critical. With its strategic location and significant storage capacity, Elysian stands as a testament to effective water management practices in the face of changing environmental conditions. The reservoir's history, design, and ongoing maintenance efforts underscore the importance of proactive measures to safeguard water resources for future generations.
Year Completed |
1943 |
Dam Length |
480 |
Dam Height |
71 |
River Or Stream |
Tr Los Angeles R |
Primary Dam Type |
Earth |
Surface Area |
6 |
Hydraulic Height |
67 |
Drainage Area |
0.08 |
Nid Storage |
167 |
Hazard Potential |
High |
Nid Height |
71 |
| Location | Reservations | Toilets |
|---|---|---|
Orlando
|
||
Gould Mesa
|
||
Millard
|
||
Henninger Flats
|
||
Oakwilde
|
||
Mt. Lowe Trail Camp
|
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
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)
Cooper Canyon- Near State Highway 2 (Sw 1/4, Ne 1/4, Sec 16, T3N, R10W To Confluence With Little Rock Creek
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)
Mainstream - Confluence With Cooper Canyon To Confluence Wit South Fork Little Rock Creek
Mainstream - Confluence With South Fork Little Rock Creek To Little Rock Creek Reservoir