Ahern Dam No 1

Sardine Creek· Richardson, Nebraska· Built 2017· Earth· 29 ft tall
Low Hazard Irrigation Private

Key Takeaway

Ahern Dam No 1 is classified as low hazard in Nebraska. It was completed in 2017 and is 9 years old. Its primary use is irrigation.

Physical Details

Dam Height 29 ft (taller than 63.8% in NE)
Dam Length518 ft
Dam TypeEarth
Max Storage47 acre-ft
Normal Storage29 acre-ft
Surface Area4 acres
Drainage Area1 sq mi
Max Discharge575 cfs
Year Completed2017 (9 years old)
NID IDNE03183

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: May 2, 2019
State Regulated: Yes
Regulatory Agency: NE DNR

Ownership

Anthony J & Janet A Ahern Trust

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Ahern Dam No 1?

Ahern Dam No 1 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 Ahern Dam No 1?

Ahern Dam No 1 is owned by Anthony J & Janet A Ahern Trust (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Ahern Dam No 1 built?

Ahern Dam No 1 was completed in 2017, making it 9 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 Ahern Dam No 1?

Ahern Dam No 1 serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Ahern Dam No 1?

Ahern Dam No 1 has a dam height of 29 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 Ahern Dam No 1 last inspected?

Ahern Dam No 1 was last inspected on May 2, 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.