South Branch 34

TR-S FK LITTLE NEMAHA RIVER· Lancaster, Nebraska· Built 1987· Earth· 30 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

South Branch 34 is classified as low hazard in Nebraska. It was completed in 1987 and is 39 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 30 ft (taller than 66.9% in NE)
Dam Length870 ft
Dam TypeEarth
Max Storage316 acre-ft
Normal Storage56 acre-ft
Surface Area12 acres
Drainage Area1 sq mi
Max Discharge314 cfs
Year Completed1987 (39 years old)
NID IDNE02213

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 15, 2021
State Regulated: Yes
Regulatory Agency: NE DNR

Ownership

Nemaha Natural Resources District

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of South Branch 34?

South Branch 34 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 South Branch 34?

South Branch 34 is owned by Nemaha Natural Resources District (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was South Branch 34 built?

South Branch 34 was completed in 1987, making it 39 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 South Branch 34?

South Branch 34 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 South Branch 34?

South Branch 34 has a dam height of 30 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 South Branch 34 last inspected?

South Branch 34 was last inspected on June 15, 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.