Terminal Dam is an earth dam located in Solano County, California, built in 1959. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 870 ft long, taller than 62% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Terminal Dam
The primary purpose of Terminal Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Bureau of Reclamation (federal). It impounds the Green Valley Os.
The dam stands 28 feet tall and stretches 870 feet across, has a maximum storage capacity of 119 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1959, 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. The most recent inspection on record was 09/17/2020.
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Location
| State | California |
| County | Solano |
| Nearest City | None |
| River/Stream | Green Valley Os |
| Coordinates | 38.21910, -122.15860 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 24 ft |
| Dam Length | 870 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 119 acre-ft |
| Max Storage | 119 acre-ft |
| Normal Storage | 119 acre-ft |
| Drainage Area | 0 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Bureau of Reclamation |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/17/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CA10195 |
| Federal ID | CA10195 |
| More Info | State Dam Safety Program |