Rush Island Fly Ash

ISLE DU BUIS CREEK· Jefferson, Missouri· Earth· 46 ft tall
Low Hazard Public Utility

Key Takeaway

Rush Island Fly Ash is classified as low hazard in Missouri.

Physical Details

Dam Height 46 ft (taller than 93.2% in MO)
Dam Length11,325 ft
Dam TypeEarth
Max Storage445 acre-ft
Normal Storage386 acre-ft
Surface Area29 acres
Drainage Area0 sq mi
Max Discharge20 cfs
NID IDMO40179

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 19, 2021
State Regulated: Yes
Regulatory Agency: Dam and Reservoir Safety Program

Ownership

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Rush Island Fly Ash?

Rush Island Fly Ash 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 Rush Island Fly Ash?

Rush Island Fly Ash is owned by information not available (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

How tall is Rush Island Fly Ash?

Rush Island Fly Ash has a dam height of 46 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 Rush Island Fly Ash last inspected?

Rush Island Fly Ash was last inspected on November 19, 2021. 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.