Mary Rhodes Phase 2 Sedimentation Basin Dam

OFF CHANNEL COLORADO RIVER· Matagorda, Texas· 13 ft tall
Low Hazard Local Government

Key Takeaway

Mary Rhodes Phase 2 Sedimentation Basin Dam is classified as low hazard in Texas.

Physical Details

Dam Height 13 ft (taller than 10.2% in TX)
Dam Length3,300 ft
Max Storage131 acre-ft
Normal Storage74 acre-ft
Surface Area12 acres
Drainage Area0 sq mi
Max Discharge1 cfs
NID IDTX07433

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: December 20, 2016
State Regulated: Yes
Regulatory Agency: TCEQ

Ownership

CITY OF CORPUS CHRISTI

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mary Rhodes Phase 2 Sedimentation Basin Dam?

Mary Rhodes Phase 2 Sedimentation Basin 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 Mary Rhodes Phase 2 Sedimentation Basin Dam?

Mary Rhodes Phase 2 Sedimentation Basin Dam is owned by CITY OF CORPUS CHRISTI (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

How tall is Mary Rhodes Phase 2 Sedimentation Basin Dam?

Mary Rhodes Phase 2 Sedimentation Basin Dam has a dam height of 13 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 Mary Rhodes Phase 2 Sedimentation Basin Dam last inspected?

Mary Rhodes Phase 2 Sedimentation Basin Dam was last inspected on December 20, 2016. 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.