Bankhead (lower)
Bankhead (lower) is an earth dam located in San Juan County, Utah, built in 1930. It carries a Low hazard potential classification.
About Bankhead (lower)
The primary purpose of Bankhead (lower) is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Jim Blankenagel (private). It impounds the Coyote Wash near Lasal.
The dam stands 13 feet tall and stretches 240 feet across, has a maximum storage capacity of 127 acre-feet, and collects water from a drainage area of 9 square miles. Completed in 1930, 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. The most recent inspection on record was 09/06/2023.
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Location
| State | Utah |
| County | San Juan |
| Nearest City | Lasal |
| River/Stream | Coyote Wash |
| Coordinates | 38.29685, -109.33067 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Length | 240 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 127 acre-ft |
| Max Storage | 127 acre-ft |
| Normal Storage | 127 acre-ft |
| Drainage Area | 9 sq mi |
Ownership & Safety
| Purpose | Irrigation |
| Owner | JIM BLANKENAGEL |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 09/06/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | UT00017 |
| Federal ID | UT00017 |
| More Info | State Dam Safety Program |