Biscuit

CONLEY DRAW, TRIB INDIAN CR· Niobrara, Wyoming· Built 1977· Earth· 24 ft tall
Low Hazard Irrigation Private

Key Takeaway

Biscuit is classified as low hazard in Wyoming. It was completed in 1977 and is 49 years old. Its primary use is irrigation.

Physical Details

Dam Height 24 ft (taller than 35.6% in WY)
Dam Length506 ft
Dam TypeEarth
Max Storage83 acre-ft
Normal Storage43 acre-ft
Surface Area8 acres
Drainage Area0 sq mi
Max Discharge4,423 cfs
Year Completed1977 (49 years old)
NID IDWY01560

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: March 31, 2020
State Regulated: Yes
Regulatory Agency: SEO

Ownership

BARBARA H. YORK

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Biscuit?

Biscuit is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Biscuit?

Biscuit is owned by BARBARA H. YORK (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Biscuit built?

Biscuit was completed in 1977, making it 49 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Biscuit?

Biscuit serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Biscuit?

Biscuit has a dam height of 24 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Biscuit last inspected?

Biscuit was last inspected on March 31, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.