Peterson Lake Dam

BAYOU TWO PRAIRIE-TR· Lonoke, Arkansas· Built 1950· Earth·
Low Hazard Irrigation Private

Key Takeaway

Peterson Lake Dam is classified as low hazard in Arkansas. It was completed in 1950 and is 76 years old. Its primary use is irrigation.

Physical Details

Dam Length1,100 ft
Dam TypeEarth
Max Storage700 acre-ft
Normal Storage600 acre-ft
Surface Area164 acres
Drainage Area1 sq mi
Year Completed1950 (76 years old)
NID IDAR00056

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
State Regulated: No

Ownership

P O PETERSON

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Peterson Lake Dam?

Peterson Lake 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 Peterson Lake Dam?

Peterson Lake Dam is owned by P O PETERSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Peterson Lake Dam built?

Peterson Lake Dam was completed in 1950, making it 76 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 Peterson Lake Dam?

Peterson Lake Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

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.