Roy Jennings Lake Dam

LOS OVEJO CREEK· Zapata, Texas· Built 1972· Earth· 22 ft tall
Low Hazard Water Supply Private

Key Takeaway

Roy Jennings Lake Dam is classified as low hazard in Texas. It was completed in 1972 and is 54 years old. Its primary use is water supply.

Physical Details

Dam Height 22 ft (taller than 41.9% in TX)
Dam Length1,650 ft
Dam TypeEarth
Max Storage313 acre-ft
Normal Storage185 acre-ft
Surface Area26 acres
Drainage Area0 sq mi
Year Completed1972 (54 years old)
NID IDTX02390

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

ROY JENNINGS

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Roy Jennings Lake Dam?

Roy Jennings 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 Roy Jennings Lake Dam?

Roy Jennings Lake Dam is owned by ROY JENNINGS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Roy Jennings Lake Dam built?

Roy Jennings Lake Dam was completed in 1972, making it 54 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 Roy Jennings Lake Dam?

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

How tall is Roy Jennings Lake Dam?

Roy Jennings Lake Dam has a dam height of 22 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.