Eldorado Marsh

FOND DU LAC· Fond du Lac, Wisconsin· Gravity· 9 ft tall
Low Hazard Recreation State Government

Key Takeaway

Eldorado Marsh is classified as low hazard in Wisconsin. Its primary use is recreation.

Physical Details

Dam Height 9 ft (taller than 12% in WI)
Dam TypeGravity
Max Storage8.3K acre-ft
Surface Area1,500 acres
Max Discharge400 cfs
NID IDWI10154

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: Yes
Last Inspection: August 27, 2015
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Wisconsin Department of Natural Resources

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Eldorado Marsh?

Eldorado Marsh 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 Eldorado Marsh?

Eldorado Marsh is owned by Wisconsin Department of Natural Resources (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Eldorado Marsh?

Eldorado Marsh 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 Eldorado Marsh?

Eldorado Marsh has a dam height of 9 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 Eldorado Marsh last inspected?

Eldorado Marsh was last inspected on August 27, 2015. 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.