Hay Creek Wallace Dam

HAY CREEK· Sioux, Nebraska· Built 1950· Earth· 26 ft tall
Low Hazard Irrigation Private

Key Takeaway

Hay Creek Wallace Dam is classified as low hazard in Nebraska. It was completed in 1950 and is 76 years old. Its primary use is irrigation.

Physical Details

Dam Height 26 ft (taller than 50.7% in NE)
Dam Length965 ft
Dam TypeEarth
Max Storage184 acre-ft
Normal Storage108 acre-ft
Surface Area20 acres
Drainage Area11 sq mi
Max Discharge4,400 cfs
Year Completed1950 (76 years old)
NID IDNE01102

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: June 6, 2019
State Regulated: Yes
Regulatory Agency: NE DNR

Ownership

Spearhead Ranch LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hay Creek Wallace Dam?

Hay Creek Wallace Dam 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 Hay Creek Wallace Dam?

Hay Creek Wallace Dam is owned by Spearhead Ranch LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hay Creek Wallace Dam built?

Hay Creek Wallace Dam was completed in 1950, making it 76 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 Hay Creek Wallace Dam?

Hay Creek Wallace Dam 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 Hay Creek Wallace Dam?

Hay Creek Wallace Dam has a dam height of 26 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 Hay Creek Wallace Dam last inspected?

Hay Creek Wallace Dam was last inspected on June 6, 2019. 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.