East Boulder Lake is a masonry dam located in Siskiyou County, California, built in 1937. It carries a Low hazard potential classification.
Dam profile
NID height · 7 ft7 ft tall and 63 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About East Boulder Lake
The primary purpose of East Boulder Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Usda Fs (federal). It impounds the East Boulder Creek near Callahan.
The dam stands 7 feet tall and stretches 63 feet across, and has a maximum storage capacity of 200 acre-feet. Completed in 1937, the structure is well-established, with more than 75 years of service.
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. The most recent inspection on record was 11/14/2013. That was over 12 years ago.
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Location
| State | California |
| County | Siskiyou |
| Nearest City | Callahan |
| River/Stream | East Boulder Creek |
| Coordinates | 41.23439, -122.78283 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 63 ft |
| Year Completed | 1937 (89 years old) |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Normal Storage | 200 acre-ft |
| Max Discharge | 200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Usda Fs |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/14/2013 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CA82442 |
| Federal ID | CA82442 |
| More Info | State Dam Safety Program |