Elm Creek 21-B

TR-ELM CREEK· Webster, Nebraska· Built 1995· Earth· 22 ft tall
Significant Hazard Other Flood Risk Reduction Local Government

Key Takeaway

Elm Creek 21-B is classified as significant hazard in Nebraska. It was completed in 1995 and is 31 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 22 ft (taller than 35.8% in NE)
Dam Length470 ft
Dam TypeEarth
Max Storage244 acre-ft
Normal Storage55 acre-ft
Surface Area15 acres
Drainage Area2 sq mi
Max Discharge894 cfs
Year Completed1995 (31 years old)
NID IDNE02412

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

Emergency Action Plan: No
Last Inspection: June 23, 2021
State Regulated: Yes
Regulatory Agency: NE DNR

Ownership

Lower Republican Natural Resources District

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Elm Creek 21-B?

Elm Creek 21-B is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Elm Creek 21-B?

Elm Creek 21-B is owned by Lower Republican Natural Resources District (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Elm Creek 21-B built?

Elm Creek 21-B was completed in 1995, making it 31 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 Elm Creek 21-B?

Elm Creek 21-B serves the following purposes: Other, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Elm Creek 21-B?

Elm Creek 21-B has a dam height of 22 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 Elm Creek 21-B last inspected?

Elm Creek 21-B was last inspected on June 23, 2021. 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.