Carlin

SCUPPERNONG RIVER· Jefferson, Wisconsin· Built 1943· Gravity· 17 ft tall
Low Hazard Recreation Private

Key Takeaway

Carlin is classified as low hazard in Wisconsin. It was completed in 1943 and is 83 years old. Its primary use is recreation.

Physical Details

Dam Height 17 ft (taller than 53.1% in WI)
Dam Length325 ft
Dam TypeGravity
Max Storage511 acre-ft
Normal Storage115 acre-ft
Surface Area17 acres
Drainage Area35 sq mi
Max Discharge1,760 cfs
Year Completed1943 (83 years old)
NID IDWI00264

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: July 9, 2020
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Rowboat LLC

Private

Nearby Dams

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Blue Spring Lake

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Kettle Moraine Estates Corp

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Pabst

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School Section Lake

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Lauderdale Lakes

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Rome

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High Hazard 11 ft

Wambold

Waukesha, WI

Significant Hazard 12 ft

Frequently Asked Questions

What is the hazard classification of Carlin?

Carlin 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 Carlin?

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

When was Carlin built?

Carlin was completed in 1943, making it 83 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 Carlin?

Carlin 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 Carlin?

Carlin has a dam height of 17 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 Carlin last inspected?

Carlin was last inspected on July 9, 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.