Bentley Dam

Trib to Wolf Creek· Ringgold, Iowa· Built 2013· Earth· 26 ft tall

Key Takeaway

Bentley Dam is classified as low hazard in Iowa. It was completed in 2013 and is 13 years old. Its primary use is grade stabilization.

Physical Details

Dam Height 26 ft (taller than 24.7% in IA)
Dam Length766 ft
Dam TypeEarth
Max Storage35 acre-ft
Normal Storage18 acre-ft
Surface Area5 acres
Drainage Area0 sq mi
Max Discharge138 cfs
Year Completed2013 (13 years old)
NID IDIA04198

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
State Regulated: No

Ownership

William Bentley

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Bentley Dam?

Bentley 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 Bentley Dam?

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

When was Bentley Dam built?

Bentley Dam was completed in 2013, making it 13 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 Bentley Dam?

Bentley Dam serves the following purposes: Grade Stabilization, Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Bentley Dam?

Bentley 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.

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.