Desiltation Project 73-2

Jack Creek-TR· Nobles, Minnesota· Built 1977· Earth· 8 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

Desiltation Project 73-2 is classified as low hazard in Minnesota. It was completed in 1977 and is 49 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 8 ft (taller than 16.2% in MN)
Dam Length500 ft
Dam TypeEarth
Max Storage60 acre-ft
Normal Storage25 acre-ft
Drainage Area9 sq mi
Max Discharge1,350 cfs
Year Completed1977 (49 years old)
NID IDMN00732

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: November 15, 2018
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

WD of Heron Lake

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Desiltation Project 73-2?

Desiltation Project 73-2 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 Desiltation Project 73-2?

Desiltation Project 73-2 is owned by WD of Heron Lake (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Desiltation Project 73-2 built?

Desiltation Project 73-2 was completed in 1977, making it 49 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 Desiltation Project 73-2?

Desiltation Project 73-2 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Desiltation Project 73-2?

Desiltation Project 73-2 has a dam height of 8 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 Desiltation Project 73-2 last inspected?

Desiltation Project 73-2 was last inspected on November 15, 2018. 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.