Sulphur Creek Dam
| Sulphur Creek Dam | |
|---|---|
Upstream face of the dam and Laguna Niguel Lake | |
| Country | United States |
| Location | Laguna Niguel, Orange County, California |
| Coordinates | 33°32′59″N 117°42′22″W / 33.54972°N 117.70611°W |
| Opening date | 1966 |
| Owner(s) | Orange County Flood Control District |
| Dam and spillways | |
| Type of dam | Concrete-faced earthfill |
| Impounds | Sulphur Creek |
| Height | 42 ft (13 m) |
| Length | 485 ft (148 m) |
| Width (crest) | 25 ft (7.6 m) |
| Width (base) | 180 ft (55 m) |
| Dam volume | 150,000 cu yd (110,000 m3) |
| Spillway type | Uncontrolled concrete overflow |
| Reservoir | |
| Creates | Sulphur Creek Reservoir |
| Total capacity | 1,065 acre⋅ft (1,314,000 m3) (max) 520 acre⋅ft (640,000 m3) (conservation) |
| Catchment area | 4.8 sq mi (12 km2) |
| Surface area | 44 acres (18 ha) |
| Maximum water depth | 25 ft (7.6 m) |
Sulphur Creek Dam is a dam across Sulphur Creek in Orange County, California. The dam creates Laguna Niguel Lake and is entirely within the city of Laguna Niguel. The reservoir is used for water reclamation storage and recreation, and is the main attraction of Laguna Niguel Regional Park, which surrounds it.