Lee Anderson

TR-MISSOURI· Lyman, South Dakota· Built 1960· Earth· 27 ft tall

Key Takeaway

Lee Anderson is classified as low hazard in South Dakota. It was completed in 1960 and is 66 years old. Its primary use is fire protection.

Physical Details

Dam Height 27 ft (taller than 71.8% in SD)
Dam Length370 ft
Dam TypeEarth
Max Storage16 acre-ft
Normal Storage14 acre-ft
Max Discharge340 cfs
Year Completed1960 (66 years old)
NID IDSD01189

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: DANR

Ownership

ALICE SKAGGS

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lee Anderson?

Lee Anderson 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 Lee Anderson?

Lee Anderson is owned by ALICE SKAGGS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lee Anderson built?

Lee Anderson was completed in 1960, making it 66 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 Lee Anderson?

Lee Anderson serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lee Anderson?

Lee Anderson 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.