Walnut Ridge Retreat Dam

UNNAMED TRIBUTARY BRIER CREEK· Brown, Indiana· Built 1976· Earth· 31 ft tall
Low Hazard Private

Key Takeaway

Walnut Ridge Retreat Dam is classified as low hazard in Indiana. It was completed in 1976 and is 50 years old.

Physical Details

Dam Height 31 ft (taller than 66.4% in IN)
Dam Length290 ft
Dam TypeEarth
Max Storage34 acre-ft
Normal Storage29 acre-ft
Surface Area3 acres
Drainage Area0 sq mi
Max Discharge76 cfs
Year Completed1976 (50 years old)
NID IDIN00564

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: February 5, 2016
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

WALNUT HILLS RETREAT

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Walnut Ridge Retreat Dam?

Walnut Ridge Retreat Dam 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 Walnut Ridge Retreat Dam?

Walnut Ridge Retreat Dam is owned by WALNUT HILLS RETREAT (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Walnut Ridge Retreat Dam built?

Walnut Ridge Retreat Dam was completed in 1976, making it 50 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

How tall is Walnut Ridge Retreat Dam?

Walnut Ridge Retreat Dam has a dam height of 31 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 Walnut Ridge Retreat Dam last inspected?

Walnut Ridge Retreat Dam was last inspected on February 5, 2016. 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.