Nancy Inderwiesen Dam

TR-BIG CREEK· Daviess, Missouri· Built 1989· Earth· 25 ft tall

Key Takeaway

Nancy Inderwiesen Dam is classified as low hazard in Missouri. It was completed in 1989 and is 37 years old. Its primary use is grade stabilization.

Physical Details

Dam Height 25 ft (taller than 23.5% in MO)
Dam Length519 ft
Dam TypeEarth
Max Storage34 acre-ft
Normal Storage8 acre-ft
Surface Area3 acres
Drainage Area30 sq mi
Max Discharge12 cfs
Year Completed1989 (37 years old)
NID IDMO51235

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: September 30, 1989
State Regulated: No

Ownership

NANCY INDERWIESEN

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Nancy Inderwiesen Dam?

Nancy Inderwiesen 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 Nancy Inderwiesen Dam?

Nancy Inderwiesen Dam is owned by NANCY INDERWIESEN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Nancy Inderwiesen Dam built?

Nancy Inderwiesen Dam was completed in 1989, making it 37 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 Nancy Inderwiesen Dam?

Nancy Inderwiesen Dam serves the following purposes: Grade Stabilization, 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 Nancy Inderwiesen Dam?

Nancy Inderwiesen Dam has a dam height of 25 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 Nancy Inderwiesen Dam last inspected?

Nancy Inderwiesen Dam was last inspected on September 30, 1989. 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.