Dahl-Merkley

TR CLAM· Burnett, Wisconsin· Built 1974· Earth· 15 ft tall
Low Hazard Fire Protection Stock Or Small Fish Pond Private

Key Takeaway

Dahl-Merkley is classified as low hazard in Wisconsin. It was completed in 1974 and is 52 years old. Its primary use is fire protection.

Physical Details

Dam Height 15 ft (taller than 45% in WI)
Dam Length430 ft
Dam TypeEarth
Max Storage140 acre-ft
Normal Storage39 acre-ft
Surface Area20 acres
Drainage Area0 sq mi
Max Discharge2 cfs
Year Completed1974 (52 years old)
NID IDWI00862

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: October 17, 2012
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Hartzell, William

Private

Nearby Dams

Clam Falls

Polk, WI

Significant Hazard 36 ft

Lewis

Polk, WI

Low Hazard 16 ft

Jensen

Polk, WI

Low Hazard 16 ft

Clam Lake

Burnett, WI

Low Hazard 10 ft

Godfrey Lake

Polk, WI

Low Hazard 13 ft

Amsterdam Slough

Burnett, WI

Significant Hazard 14 ft

Bohn

Polk, WI

Low Hazard 12 ft

Frequently Asked Questions

What is the hazard classification of Dahl-Merkley?

Dahl-Merkley 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 Dahl-Merkley?

Dahl-Merkley is owned by Hartzell, William (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Dahl-Merkley built?

Dahl-Merkley was completed in 1974, making it 52 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 Dahl-Merkley?

Dahl-Merkley 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 Dahl-Merkley?

Dahl-Merkley has a dam height of 15 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 Dahl-Merkley last inspected?

Dahl-Merkley was last inspected on October 17, 2012. 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.