Hawkins
Hawkins is an earth dam located in San Benito County, California, built in 1928. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Hawkins
The primary purpose of Hawkins 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 Ausaymas Cattle Company (private). It impounds the T.arro.d Las Viboras.
The dam stands 72 feet tall and stretches 350 feet across, creates a reservoir covering 22 acres, has a maximum storage capacity of 575 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1928, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in 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 02/12/2025.
At 72 feet, this dam is taller than 96% of all dams in the United States.
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Location
| State | California |
| County | San Benito |
| River/Stream | T.arro.d Las Viboras |
| Coordinates | 36.95650, -121.31170 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 72 ft |
| Dam Height | 72 ft |
| Dam Length | 350 ft |
| Year Completed | 1928 (98 years old) |
Storage & Hydraulics
| NID Storage | 575 acre-ft |
| Max Storage | 575 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 4 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Ausaymas Cattle Company |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 02/12/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CA00694 |
| Federal ID | CA00694 |
| More Info | State Dam Safety Program |