Auzqui No. 1
Auzqui No. 1 is an earth dam located in Sheridan County, Wyoming, built in 1953. It carries a Low hazard potential classification and has a fair condition assessment.
About Auzqui No. 1
The primary purpose of Auzqui No. 1 is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Auzqui Ranch Llc (private). It impounds the Number Two Draw near Powderville, Mt.
The dam stands 36 feet tall and stretches 300 feet across, creates a reservoir covering 9 acres, and has a maximum storage capacity of 132 acre-feet. Completed in 1953, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 06/22/2022.
At 36 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Wyoming |
| County | Sheridan |
| Nearest City | Powderville, Mt |
| River/Stream | Number Two Draw |
| Coordinates | 44.62930, -106.30740 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 300 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 132 acre-ft |
| Max Storage | 132 acre-ft |
| Normal Storage | 67 acre-ft |
| Surface Area | 9 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | AUZQUI RANCH LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 06/22/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00486 |
| Federal ID | WY00486 |
| More Info | State Dam Safety Program |