East Fork Big Cr Wtrshd Site Z-6

TR- ZADIE CREEK· Decatur, Iowa· Built 2003· Earth· 18 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

East Fork Big Cr Wtrshd Site Z-6 is classified as low hazard in Iowa. It was completed in 2003 and is 23 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 18 ft (taller than 5.6% in IA)
Dam Length505 ft
Dam TypeEarth
Max Storage61 acre-ft
Normal Storage14 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed2003 (23 years old)
NID IDIA03648

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

Decatur County SWCD

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of East Fork Big Cr Wtrshd Site Z-6?

East Fork Big Cr Wtrshd Site Z-6 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 East Fork Big Cr Wtrshd Site Z-6?

East Fork Big Cr Wtrshd Site Z-6 is owned by Decatur County SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was East Fork Big Cr Wtrshd Site Z-6 built?

East Fork Big Cr Wtrshd Site Z-6 was completed in 2003, making it 23 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 East Fork Big Cr Wtrshd Site Z-6?

East Fork Big Cr Wtrshd Site Z-6 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is East Fork Big Cr Wtrshd Site Z-6?

East Fork Big Cr Wtrshd Site Z-6 has a dam height of 18 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.