Clark Dam

KILGORE CREEK· Decatur, Iowa· Built 1988· Earth· 32 ft tall

Key Takeaway

Clark Dam is classified as low hazard in Iowa. It was completed in 1988 and is 38 years old. Its primary use is fire protection.

Physical Details

Dam Height 32 ft (taller than 58.4% in IA)
Dam Length655 ft
Dam TypeEarth
Max Storage479 acre-ft
Normal Storage184 acre-ft
Surface Area23 acres
Drainage Area1 sq mi
Max Discharge0 cfs
Year Completed1988 (38 years old)
NID IDIA02568

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: Yes
Regulatory Agency: IOWA DNR

Ownership

Donald M Clark

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Clark Dam?

Clark 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 Clark Dam?

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

When was Clark Dam built?

Clark Dam was completed in 1988, making it 38 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 Clark Dam?

Clark Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Clark Dam?

Clark Dam has a dam height of 32 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.