Stephens Thomas N.

TR-COTTONWOOD CREEK· Logan, Oklahoma· Built 1960· Earth· 17 ft tall
Low Hazard Other Private

Key Takeaway

Stephens Thomas N. is classified as low hazard in Oklahoma. It was completed in 1960 and is 66 years old. Its primary use is other.

Physical Details

Dam Height 17 ft (taller than 6% in OK)
Dam Length1,200 ft
Dam TypeEarth
Max Storage170 acre-ft
Normal Storage50 acre-ft
Surface Area6 acres
Max Discharge7,200 cfs
Year Completed1960 (66 years old)
NID IDOK12400

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: August 3, 2011
State Regulated: Yes
Regulatory Agency: OWRB

Ownership

AMS FARMS INC. THOMAS M. STEPHENS

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Stephens Thomas N.?

Stephens Thomas N. 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 Stephens Thomas N.?

Stephens Thomas N. is owned by AMS FARMS INC. THOMAS M. STEPHENS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Stephens Thomas N. built?

Stephens Thomas N. was completed in 1960, making it 66 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 Stephens Thomas N.?

Stephens Thomas N. serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Stephens Thomas N.?

Stephens Thomas N. has a dam height of 17 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 Stephens Thomas N. last inspected?

Stephens Thomas N. was last inspected on August 3, 2011. 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.