East Sparta

Sparta Creek· Monroe, Wisconsin· Built 1945· Earth· 12 ft tall
Significant Hazard Recreation Federal Government

Key Takeaway

East Sparta is classified as significant hazard in Wisconsin. It was completed in 1945 and is 81 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 12 ft (taller than 30.4% in WI)
Dam Length210 ft
Dam TypeEarth
Max Storage61 acre-ft
Normal Storage25 acre-ft
Surface Area4 acres
Year Completed1945 (81 years old)
Year Modified2005
NID IDWI10337

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: July 29, 2020
State Regulated: No

Ownership

Fort Mccoy

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of East Sparta?

East Sparta is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates East Sparta?

East Sparta is owned by Fort Mccoy (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was East Sparta built?

East Sparta was completed in 1945, making it 81 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 Sparta?

East Sparta serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is East Sparta?

East Sparta has a dam height of 12 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 East Sparta last inspected?

East Sparta was last inspected on July 29, 2020. 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.