Pine Tree Valley Pond

Mississippi River-TR· Washington, Minnesota· Earth· 26 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

Pine Tree Valley Pond is classified as low hazard in Minnesota. Its primary use is flood risk reduction.

Physical Details

Dam Height 26 ft (taller than 74.2% in MN)
Dam Length300 ft
Dam TypeEarth
Max Storage229 acre-ft
Normal Storage7 acre-ft
Surface Area4 acres
Drainage Area1 sq mi
Max Discharge130 cfs
NID IDMN01690

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 2, 2017
State Regulated: Yes
Regulatory Agency: MNDNR EWR

Ownership

City of Cottage Grove

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Pine Tree Valley Pond?

Pine Tree Valley Pond 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 Pine Tree Valley Pond?

Pine Tree Valley Pond is owned by City of Cottage Grove (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Pine Tree Valley Pond?

Pine Tree Valley Pond 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 Pine Tree Valley Pond?

Pine Tree Valley Pond has a dam height of 26 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 Pine Tree Valley Pond last inspected?

Pine Tree Valley Pond was last inspected on November 2, 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.