Eberhard No. 1

LONG DRAW· Big Horn, Wyoming· Earth· 37 ft tall
Low Hazard Irrigation Private

Key Takeaway

Eberhard No. 1 is classified as low hazard in Wyoming. Its primary use is irrigation.

Physical Details

Dam Height 37 ft (taller than 83.1% in WY)
Dam Length493 ft
Dam TypeEarth
Max Storage211 acre-ft
Normal Storage152 acre-ft
Surface Area15 acres
Drainage Area280 sq mi
Max Discharge1,172 cfs
NID IDWY01126

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: May 14, 2020
State Regulated: Yes
Regulatory Agency: SEO

Ownership

GIFFORD RANCH LLC

Private

Nearby Dams

Brown No. 1

Big Horn, WY

Low Hazard 30 ft

Brown No. 2

Big Horn, WY

Low Hazard 30 ft

Bethurem

Big Horn, WY

Low Hazard 15 ft

N & S

Big Horn, WY

Low Hazard 20 ft

Five Springs No. 1

Big Horn, WY

Low Hazard 24 ft

Bischoff

Big Horn, WY

Low Hazard 56 ft

Five Springs No. 2

Big Horn, WY

Low Hazard 32 ft

Bischoff Creek

Big Horn, WY

Low Hazard 34 ft

Frequently Asked Questions

What is the hazard classification of Eberhard No. 1?

Eberhard No. 1 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 Eberhard No. 1?

Eberhard No. 1 is owned by GIFFORD RANCH LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Eberhard No. 1?

Eberhard No. 1 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 Eberhard No. 1?

Eberhard No. 1 has a dam height of 37 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 Eberhard No. 1 last inspected?

Eberhard No. 1 was last inspected on May 14, 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.