Patterson Lake Dam

UNT OF RICHLAND CREEK· Rankin, Mississippi· Built 1944· Earth· 18 ft tall
Low Hazard Recreation Private

Key Takeaway

Patterson Lake Dam is classified as low hazard in Mississippi. It was completed in 1944 and is 82 years old. Its primary use is recreation.

Physical Details

Dam Height 18 ft (taller than 50.7% in MS)
Dam Length660 ft
Dam TypeEarth
Max Storage92 acre-ft
Normal Storage67 acre-ft
Surface Area14 acres
Drainage Area0 sq mi
Year Completed1944 (82 years old)
NID IDMS01263

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: January 7, 2004
State Regulated: Yes
Regulatory Agency: MS DEPARTMENT OF ENVIRONMENTAL QUALITY

Ownership

J.L. JONES

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Patterson Lake Dam?

Patterson 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 Patterson Lake Dam?

Patterson Lake Dam is owned by J.L. JONES (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Patterson Lake Dam built?

Patterson Lake Dam was completed in 1944, making it 82 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 Patterson Lake Dam?

Patterson Lake 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 Patterson Lake Dam?

Patterson Lake Dam has a dam height of 18 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 Patterson Lake Dam last inspected?

Patterson Lake Dam was last inspected on January 7, 2004. 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.