Oknoname 111085

FLAT ROCK CREEK· Okmulgee, Oklahoma· Built 1940· Earth· 28 ft tall
Low Hazard Recreation Private

Key Takeaway

Oknoname 111085 is classified as low hazard in Oklahoma. It was completed in 1940 and is 86 years old. Its primary use is recreation.

Physical Details

Dam Height 28 ft (taller than 47.3% in OK)
Dam Length3,310 ft
Dam TypeEarth
Max Storage300 acre-ft
Normal Storage150 acre-ft
Surface Area1 acres
Max Discharge18,800 cfs
Year Completed1940 (86 years old)
NID IDOK12347

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 24, 2011
State Regulated: Yes
Regulatory Agency: OWRB

Ownership

JAMES RD & LINDA LOU LEWIS

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Oknoname 111085?

Oknoname 111085 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 Oknoname 111085?

Oknoname 111085 is owned by JAMES RD & LINDA LOU LEWIS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Oknoname 111085 built?

Oknoname 111085 was completed in 1940, making it 86 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 Oknoname 111085?

Oknoname 111085 serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Oknoname 111085?

Oknoname 111085 has a dam height of 28 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 Oknoname 111085 last inspected?

Oknoname 111085 was last inspected on August 24, 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.