Southpoint Wetland Mitigation Dam

TR- SKUNK RIVER· Polk, Iowa· Built 2004· Earth· 15 ft tall
Low Hazard Fish And Wildlife Pond State Government

Key Takeaway

Southpoint Wetland Mitigation Dam is classified as low hazard in Iowa. It was completed in 2004 and is 22 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 15 ft (taller than 4.4% in IA)
Dam Length860 ft
Dam TypeEarth
Max Storage65 acre-ft
Normal Storage21 acre-ft
Surface Area11 acres
Drainage Area2 sq mi
Max Discharge0 cfs
Year Completed2004 (22 years old)
NID IDIA03756

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
Last Inspection: October 28, 2010
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

Iowa Department of Transportation

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Southpoint Wetland Mitigation Dam?

Southpoint Wetland Mitigation 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 Southpoint Wetland Mitigation Dam?

Southpoint Wetland Mitigation Dam is owned by Iowa Department of Transportation (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Southpoint Wetland Mitigation Dam built?

Southpoint Wetland Mitigation Dam was completed in 2004, making it 22 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 Southpoint Wetland Mitigation Dam?

Southpoint Wetland Mitigation Dam serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Southpoint Wetland Mitigation Dam?

Southpoint Wetland Mitigation Dam has a dam height of 15 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.

When was Southpoint Wetland Mitigation Dam last inspected?

Southpoint Wetland Mitigation Dam was last inspected on October 28, 2010. Inspection dates indicate when a formal review occurred, not the results of that inspection.

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.