Jeff Johnson Lake Dam

UNNAMED· Prentiss, Mississippi· Earth· 18 ft tall
Low Hazard Recreation Private

Key Takeaway

Jeff Johnson Lake Dam is classified as low hazard in Mississippi. Its primary use is recreation.

Physical Details

Dam Height 18 ft (taller than 50.7% in MS)
Dam Length340 ft
Dam TypeEarth
Max Storage60 acre-ft
Normal Storage29 acre-ft
Surface Area6 acres
Drainage Area0 sq mi
Max Discharge334 cfs
NID IDMS03820

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: Yes
Regulatory Agency: MS DEPARTMENT OF ENVIRONMENTAL QUALITY

Ownership

JEFF JOHNSON

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Jeff Johnson Lake Dam?

Jeff Johnson 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 Jeff Johnson Lake Dam?

Jeff Johnson Lake Dam is owned by JEFF JOHNSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Jeff Johnson Lake Dam?

Jeff Johnson 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 Jeff Johnson Lake Dam?

Jeff Johnson 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.

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.