Jack T William's Dam

COSSATOT RIVER-TR· Sevier, Arkansas· Built 1986· Earth· 53 ft tall
Low Hazard Recreation Private

Key Takeaway

Jack T William's Dam is classified as low hazard in Arkansas. It was completed in 1986 and is 40 years old. Its primary use is recreation.

Physical Details

Dam Height 53 ft (taller than 85% in AR)
Dam Length850 ft
Dam TypeEarth
Max Storage820 acre-ft
Normal Storage640 acre-ft
Surface Area35 acres
Drainage Area1 sq mi
Max Discharge4,286 cfs
Year Completed1986 (40 years old)
NID IDAR01481

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 2, 2011
State Regulated: Yes
Regulatory Agency: ANRC

Ownership

JACK T. WILLIAMS II

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Jack T William's Dam?

Jack T William's 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 Jack T William's Dam?

Jack T William's Dam is owned by JACK T. WILLIAMS II (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Jack T William's Dam built?

Jack T William's Dam was completed in 1986, making it 40 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 Jack T William's Dam?

Jack T William's Dam 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 Jack T William's Dam?

Jack T William's Dam has a dam height of 53 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 Jack T William's Dam last inspected?

Jack T William's Dam was last inspected on March 2, 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.