Hendricks
Hendricks is an earth dam located in Mariposa County, California, built in 1958. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Hendricks
The primary purpose of Hendricks 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 Bill And Lori Pacuilla (private). It impounds the Tr Horse Creek.
The dam stands 33 feet tall and stretches 340 feet across, creates a reservoir covering 13 acres, has a maximum storage capacity of 130 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1958, the structure is well into its service life at over 50 years 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 05/29/2025.
At 33 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | California |
| County | Mariposa |
| River/Stream | Tr Horse Creek |
| Coordinates | 37.35670, -119.89880 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 340 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 130 acre-ft |
| Max Storage | 130 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Bill and Lori Pacuilla |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/29/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CA00702 |
| Federal ID | CA00702 |
| More Info | State Dam Safety Program |