Biscuit is an earth dam located in Niobrara County, Wyoming, built in 1977. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 24 ft24 ft tall and 506 ft long. 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 Biscuit
The primary purpose of Biscuit is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Barbara H. York (private). It impounds the Conley Draw, Trib Indian Cr.
The dam stands 24 feet tall and stretches 506 feet across, creates a reservoir covering 8 acres, and has a maximum storage capacity of 83 acre-feet. Completed in 1977, the structure is 49 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 03/31/2020.
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Location
| State | Wyoming |
| County | Niobrara |
| River/Stream | Conley Draw, Trib Indian Cr |
| Coordinates | 42.93920, -104.20970 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 506 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 83 acre-ft |
| Max Storage | 83 acre-ft |
| Normal Storage | 43 acre-ft |
| Surface Area | 8 acres |
| Max Discharge | 4,423 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Barbara H. York |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 03/31/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01560 |
| Federal ID | WY01560 |
| More Info | State Dam Safety Program |