Magruder

U/N tributary to Plum Cr.· Sauk, Wisconsin· Built 1970· Earth· 29 ft tall
Low Hazard Recreation Flood Risk Reduction Private

Key Takeaway

Magruder is classified as low hazard in Wisconsin. It was completed in 1970 and is 56 years old. Its primary use is recreation.

Physical Details

Dam Height 29 ft (taller than 79.3% in WI)
Dam Length435 ft
Dam TypeEarth
Max Storage50 acre-ft
Normal Storage20 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
Max Discharge80 cfs
Year Completed1970 (56 years old)
NID IDWI00431

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: September 23, 2021
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Magruder, Mark

Private

Nearby Dams

Sensnovis

Sauk, WI

Low Hazard 27 ft

Satterlee

Sauk, WI

Low Hazard 29 ft

Dutch Hollow Lake

Sauk, WI

Low Hazard 60 ft

Polk

Sauk, WI

Low Hazard 24 ft

Walsh

Juneau, WI

High Hazard 28 ft

Hemlock

Sauk, WI

Low Hazard 11 ft

Cazenovia

Richland, WI

Significant Hazard 30 ft

Cusick No.2

Juneau, WI

Low Hazard 29 ft

Frequently Asked Questions

What is the hazard classification of Magruder?

Magruder 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 Magruder?

Magruder is owned by Magruder, Mark (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Magruder built?

Magruder was completed in 1970, making it 56 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 Magruder?

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

How tall is Magruder?

Magruder has a dam height of 29 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 Magruder last inspected?

Magruder was last inspected on September 23, 2021. 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.