White River Lock & Dam No. 3

White River· Independence, Arkansas· Built 1908· Timber Crib· 21 ft tall
Low Hazard Hydroelectric Local Government

Key Takeaway

White River Lock & Dam No. 3 is classified as low hazard in Arkansas. It was completed in 1908 and is 118 years old. Its primary use is hydroelectric.

Physical Details

Dam Height 21 ft (taller than 30.9% in AR)
Dam Length751 ft
Dam TypeTimber Crib
Max Storage10.2K acre-ft
Normal Storage10.2K acre-ft
Surface Area1,024 acres
Drainage Area10,703 sq mi
Max Discharge71,218 cfs
Year Completed1908 (118 years old)
NID IDAR01321

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, 2022
State Regulated: No

Ownership

Independence County

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of White River Lock & Dam No. 3?

White River Lock & Dam No. 3 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 White River Lock & Dam No. 3?

White River Lock & Dam No. 3 is owned by Independence County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was White River Lock & Dam No. 3 built?

White River Lock & Dam No. 3 was completed in 1908, making it 118 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 White River Lock & Dam No. 3?

White River Lock & Dam No. 3 serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is White River Lock & Dam No. 3?

White River Lock & Dam No. 3 has a dam height of 21 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 White River Lock & Dam No. 3 last inspected?

White River Lock & Dam No. 3 was last inspected on March 2, 2022. 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.