Grabow Dam

TR-MOORES CREEK· Washington, Nebraska· Built 1982· Earth· 17 ft tall
Low Hazard Other Flood Risk Reduction Private

Key Takeaway

Grabow Dam is classified as low hazard in Nebraska. It was completed in 1982 and is 44 years old. Its primary use is other.

Physical Details

Dam Height 17 ft (taller than 17.6% in NE)
Dam Length900 ft
Dam TypeEarth
Max Storage80 acre-ft
Normal Storage49 acre-ft
Surface Area12 acres
Drainage Area1 sq mi
Max Discharge362 cfs
Year Completed1982 (44 years old)
NID IDNE01866

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 23, 2020
State Regulated: Yes
Regulatory Agency: NE DNR

Ownership

John P Grabow

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Grabow Dam?

Grabow 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 Grabow Dam?

Grabow Dam is owned by John P Grabow (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Grabow Dam built?

Grabow Dam was completed in 1982, making it 44 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 Grabow Dam?

Grabow 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 Grabow Dam?

Grabow Dam has a dam height of 17 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 Grabow Dam last inspected?

Grabow Dam was last inspected on June 23, 2020. 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.