Huffman Antelope
Huffman Antelope is an earth dam located in Modoc County, California, built in 1922. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Huffman Antelope
The primary purpose of Huffman Antelope 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 Lazy Spade, Llc (private). It impounds the Clover Swale.
The dam stands 15 feet tall and stretches 1,027 feet across, creates a reservoir covering 332 acres, has a maximum storage capacity of 1,550 acre-feet, and collects water from a drainage area of 36 square miles. Completed in 1922, the structure is over a century old.
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 05/06/2025.
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Location
| State | California |
| County | Modoc |
| River/Stream | Clover Swale |
| Coordinates | 41.57600, -120.78730 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 1,027 ft |
| Year Completed | 1922 (104 years old) |
Storage & Hydraulics
| NID Storage | 1,550 acre-ft |
| Max Storage | 1,550 acre-ft |
| Surface Area | 332 acres |
| Drainage Area | 36 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Lazy Spade, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/06/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CA00462 |
| Federal ID | CA00462 |
| More Info | State Dam Safety Program |