Hebron Dam

TR-LITTLE BLUE RIVER· Thayer, Nebraska· Built 1976· Earth· 39 ft tall
High Hazard Flood Risk Reduction Local Government

Key Takeaway

Hebron Dam is classified as high hazard in Nebraska. It was completed in 1976 and is 50 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 39 ft (taller than 89.4% in NE)
Dam Length992 ft
Dam TypeEarth
Max Storage685 acre-ft
Normal Storage79 acre-ft
Surface Area10 acres
Drainage Area1 sq mi
Max Discharge3,550 cfs
Year Completed1976 (50 years old)
NID IDNE01576

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: June 22, 2023
State Regulated: Yes
Regulatory Agency: NE DNR

Ownership

Thayer County

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hebron Dam?

Hebron Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Hebron Dam?

Hebron Dam is owned by Thayer County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hebron Dam built?

Hebron Dam was completed in 1976, making it 50 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 Hebron Dam?

Hebron Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Hebron Dam?

Hebron Dam has a dam height of 39 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 Hebron Dam last inspected?

Hebron Dam was last inspected on June 22, 2023. 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.