Simpson Dam

HORSE BRANCH SABANA RIVER· Comanche, Texas· Built 1986· Earth· 15 ft tall
Low Hazard Irrigation Private

Key Takeaway

Simpson Dam is classified as low hazard in Texas. It was completed in 1986 and is 40 years old. Its primary use is irrigation.

Physical Details

Dam Height 15 ft (taller than 15.4% in TX)
Dam Length0 ft
Dam TypeEarth
Max Storage80 acre-ft
Normal Storage60 acre-ft
Surface Area6 acres
Drainage Area2 sq mi
Year Completed1986 (40 years old)
NID IDTX06569

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

MV SIMPSON

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Simpson Dam?

Simpson 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 Simpson Dam?

Simpson Dam is owned by MV SIMPSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Simpson Dam built?

Simpson Dam was completed in 1986, making it 40 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 Simpson Dam?

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

How tall is Simpson Dam?

Simpson Dam has a dam height of 15 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.