Headworks Reservoir East
Headworks Reservoir East is an other dam located in Los Angeles County, California, built in 2016. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Headworks Reservoir East
The primary purpose of Headworks Reservoir East is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by City Of Los Angeles Department Of Water And Power (local government). It impounds the Offstream.
The dam stands 32 feet tall and stretches 2,095 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 165 acre-feet. Completed in 2016, the structure is relatively new.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 08/19/2025.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | California |
| County | Los Angeles |
| River/Stream | Offstream |
| Coordinates | 34.15320, -118.31340 |
Physical Characteristics
| Dam Type | Other |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 2,095 ft |
| Year Completed | 2016 (10 years old) |
Storage & Hydraulics
| NID Storage | 165 acre-ft |
| Max Storage | 165 acre-ft |
| Surface Area | 6 acres |
Ownership & Safety
| Purpose | Water Supply |
| Owner | City of Los Angeles Department of Water and Power |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/19/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CA01510 |
| Federal ID | CA01510 |
| More Info | State Dam Safety Program |