Sand Hill No. 2

Sand Hill River-TR· Polk, Minnesota· Built 1981· Earth· 15 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

Sand Hill No. 2 is classified as low hazard in Minnesota. It was completed in 1981 and is 45 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 15 ft (taller than 50.4% in MN)
Dam Length295 ft
Dam TypeEarth
Max Storage700 acre-ft
Normal Storage2 acre-ft
Surface Area1 acres
Drainage Area3 sq mi
Max Discharge600 cfs
Year Completed1981 (45 years old)
NID IDMN00978

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 19, 2017
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

WD of Sand Hill River

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sand Hill No. 2?

Sand Hill No. 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 Sand Hill No. 2?

Sand Hill No. 2 is owned by WD of Sand Hill River (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sand Hill No. 2 built?

Sand Hill No. 2 was completed in 1981, making it 45 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 Sand Hill No. 2?

Sand Hill No. 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 Sand Hill No. 2?

Sand Hill No. 2 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 Sand Hill No. 2 last inspected?

Sand Hill No. 2 was last inspected on October 19, 2017. 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.