Peterson Grade Stabilization Dam

TR-SCHOOL CREEK· Harlan, Nebraska· Built 1970· Earth· 26 ft tall
Low Hazard Other Flood Risk Reduction Local Government

Key Takeaway

Peterson Grade Stabilization Dam is classified as low hazard in Nebraska. It was completed in 1970 and is 56 years old. Its primary use is other.

Physical Details

Dam Height 26 ft (taller than 50.7% in NE)
Dam Length435 ft
Dam TypeEarth
Max Storage198 acre-ft
Normal Storage13 acre-ft
Surface Area2 acres
Drainage Area1 sq mi
Max Discharge158 cfs
Year Completed1970 (56 years old)
NID IDNE02286

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: July 22, 2019
State Regulated: Yes
Regulatory Agency: NE DNR

Ownership

Harlan County Road Department

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Peterson Grade Stabilization Dam?

Peterson Grade Stabilization 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 Peterson Grade Stabilization Dam?

Peterson Grade Stabilization Dam is owned by Harlan County Road Department (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Peterson Grade Stabilization Dam built?

Peterson Grade Stabilization Dam was completed in 1970, making it 56 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 Peterson Grade Stabilization Dam?

Peterson Grade Stabilization Dam 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 Peterson Grade Stabilization Dam?

Peterson Grade Stabilization 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 Peterson Grade Stabilization Dam last inspected?

Peterson Grade Stabilization Dam was last inspected on July 22, 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.