East Fork Big Creek Dam E-100b

EAST FORK BIG CREEK· Harrison, Missouri· Built 1985· Earth· 26 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

East Fork Big Creek Dam E-100b is classified as low hazard in Missouri. It was completed in 1985 and is 41 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 26 ft (taller than 43.5% in MO)
Dam Length380 ft
Dam TypeEarth
Max Storage29 acre-ft
Normal Storage7 acre-ft
Surface Area2 acres
Drainage Area13 sq mi
Max Discharge44 cfs
Year Completed1985 (41 years old)
NID IDMO51281

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

HARRISON COUNTY SWCD

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of East Fork Big Creek Dam E-100b?

East Fork Big Creek Dam E-100b 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 Creek Dam E-100b?

East Fork Big Creek Dam E-100b is owned by HARRISON COUNTY SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was East Fork Big Creek Dam E-100b built?

East Fork Big Creek Dam E-100b was completed in 1985, making it 41 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 Creek Dam E-100b?

East Fork Big Creek Dam E-100b 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 Creek Dam E-100b?

East Fork Big Creek Dam E-100b 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.