Agua Tibia
Agua Tibia is an earth dam located in San Diego County, California, built in 1947. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Agua Tibia
The primary purpose of Agua Tibia 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 Agua Tibia Ranch (private). It impounds the Offstream.
The dam stands 35 feet tall and stretches 1,053 feet across, creates a reservoir covering 4 acres, and has a maximum storage capacity of 62 acre-feet. Completed in 1947, 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 04/04/2025.
At 35 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | California |
| County | San Diego |
| River/Stream | Offstream |
| Coordinates | 33.36110, -117.01560 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 1,053 ft |
| Year Completed | 1947 (79 years old) |
Storage & Hydraulics
| NID Storage | 62 acre-ft |
| Max Storage | 62 acre-ft |
| Surface Area | 4 acres |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Agua Tibia Ranch |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/04/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CA00783 |
| Federal ID | CA00783 |
| More Info | State Dam Safety Program |