Alkali Dam
Alkali Dam is an earth dam located in Humboldt County, Nevada, built in 1941. It carries a Low hazard potential classification and has a poor condition assessment.
About Alkali Dam
The primary purpose of Alkali Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Us Fish And Wildlife Service (federal). It impounds the Virgin Creek.
The dam stands 16 feet tall and stretches 235 feet across, creates a reservoir covering 90 acres, has a maximum storage capacity of 1,233 acre-feet, and collects water from a drainage area of 126 square miles. Completed in 1941, 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 07/28/2015. That was over 10 years ago.
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Location
| State | Nevada |
| County | Humboldt |
| River/Stream | Virgin Creek |
| Coordinates | 41.64000, -119.14000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 235 ft |
| Year Completed | 1941 (85 years old) |
Storage & Hydraulics
| NID Storage | 1,233 acre-ft |
| Max Storage | 1,233 acre-ft |
| Normal Storage | 315 acre-ft |
| Surface Area | 90 acres |
| Drainage Area | 126 sq mi |
| Max Discharge | 746 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | US FISH AND WILDLIFE SERVICE |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/28/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NV00001 |
| Federal ID | NV00001 |
| More Info | State Dam Safety Program |