Sopa Creek Watershed Site 4-40a

TR- SOUTH SOAP CREEK· Appanoose, Iowa· Built 1998· Earth· 27 ft tall

Key Takeaway

Sopa Creek Watershed Site 4-40a is classified as low hazard in Iowa. It was completed in 1998 and is 28 years old. Its primary use is fire protection.

Physical Details

Dam Height 27 ft (taller than 30.7% in IA)
Dam Length452 ft
Dam TypeEarth
Max Storage97 acre-ft
Normal Storage29 acre-ft
Surface Area5 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1998 (28 years old)
NID IDIA03193

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

Soap Creek Watershed Board

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sopa Creek Watershed Site 4-40a?

Sopa Creek Watershed Site 4-40a 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 Sopa Creek Watershed Site 4-40a?

Sopa Creek Watershed Site 4-40a is owned by Soap Creek Watershed Board (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sopa Creek Watershed Site 4-40a built?

Sopa Creek Watershed Site 4-40a was completed in 1998, making it 28 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 Sopa Creek Watershed Site 4-40a?

Sopa Creek Watershed Site 4-40a serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Sopa Creek Watershed Site 4-40a?

Sopa Creek Watershed Site 4-40a has a dam height of 27 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.