Henry D Glenn

BIG SANDY CREEK· Johnston, Oklahoma· Earth· 24 ft tall
Low Hazard Flood Risk Reduction Private

Key Takeaway

Henry D Glenn is classified as low hazard in Oklahoma. Its primary use is flood risk reduction.

Physical Details

Dam Height 24 ft (taller than 26.9% in OK)
Dam TypeEarth
Max Storage155 acre-ft
Normal Storage47 acre-ft
Drainage Area500 sq mi
Max Discharge122 cfs
NID IDOK22250

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: March 10, 2003
State Regulated: Yes
Regulatory Agency: OWRB

Ownership

GENE A & JUDY ANN LAFITTE

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Henry D Glenn?

Henry D Glenn 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 Henry D Glenn?

Henry D Glenn is owned by GENE A & JUDY ANN LAFITTE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Henry D Glenn?

Henry D Glenn 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 Henry D Glenn?

Henry D Glenn has a dam height of 24 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 Henry D Glenn last inspected?

Henry D Glenn was last inspected on March 10, 2003. 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.