Circle Dot Dam

TR-CIBOLO CREEK· Bexar, Texas· Earth· 14 ft tall
High Hazard Private

Key Takeaway

Circle Dot Dam is classified as high hazard in Texas. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 14 ft (taller than 12.5% in TX)
Dam Length2,700 ft
Dam TypeEarth
Max Storage157 acre-ft
Normal Storage98 acre-ft
Surface Area12 acres
Drainage Area2 sq mi
Max Discharge11,053 cfs
NID IDTX07420

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: May 3, 2022
State Regulated: Yes
Regulatory Agency: TCEQ

Ownership

CDR EVANS LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Circle Dot Dam?

Circle Dot Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Circle Dot Dam?

Circle Dot Dam is owned by CDR EVANS LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

How tall is Circle Dot Dam?

Circle Dot Dam has a dam height of 14 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 Circle Dot Dam last inspected?

Circle Dot Dam was last inspected on May 3, 2022. 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.