Hiatt Dam

TR-EAST PLATTE RIVER· Union, Iowa· Built 1968· Earth· 22 ft tall

Key Takeaway

Hiatt Dam is classified as low hazard in Iowa. It was completed in 1968 and is 58 years old. Its primary use is fire protection.

Physical Details

Dam Height 22 ft (taller than 10.6% in IA)
Dam Length547 ft
Dam TypeEarth
Max Storage58 acre-ft
Normal Storage31 acre-ft
Surface Area5 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1968 (58 years old)
NID IDIA01089

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

Harold B & Donna R Hiatt

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hiatt Dam?

Hiatt 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 Hiatt Dam?

Hiatt Dam is owned by Harold B & Donna R Hiatt (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hiatt Dam built?

Hiatt Dam was completed in 1968, making it 58 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 Hiatt Dam?

Hiatt 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 Hiatt Dam?

Hiatt Dam has a dam height of 22 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.