Sundown Lake North Sediment Basin

Appanoose, Iowa· Built 2018· Earth· 32 ft tall
Low Hazard Other Private

Key Takeaway

Sundown Lake North Sediment Basin is classified as low hazard in Iowa. It was completed in 2018 and is 8 years old. Its primary use is other.

Physical Details

Dam Height 32 ft (taller than 58.4% in IA)
Dam Length1,100 ft
Dam TypeEarth
Max Storage296 acre-ft
Normal Storage237 acre-ft
Surface Area14 acres
Drainage Area0 sq mi
Year Completed2018 (8 years old)
NID IDIA04283

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

Lake Sundown Rural Improvement Zone

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sundown Lake North Sediment Basin?

Sundown Lake North Sediment Basin 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 Sundown Lake North Sediment Basin?

Sundown Lake North Sediment Basin is owned by Lake Sundown Rural Improvement Zone (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sundown Lake North Sediment Basin built?

Sundown Lake North Sediment Basin was completed in 2018, making it 8 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 Sundown Lake North Sediment Basin?

Sundown Lake North Sediment Basin serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Sundown Lake North Sediment Basin?

Sundown Lake North Sediment Basin has a dam height of 32 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.