Hidalgo County Wid No 3 Reservoir Dam

Hidalgo, Texas· Built 2010· Earth· 8 ft tall
High Hazard Local Government

Key Takeaway

Hidalgo County Wid No 3 Reservoir Dam is classified as high hazard in Texas. It was completed in 2010 and is 16 years old. 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 8 ft (taller than 1.1% in TX)
Dam Length3,800 ft
Dam TypeEarth
Max Storage124 acre-ft
Normal Storage92 acre-ft
Surface Area17 acres
Drainage Area0 sq mi
Max Discharge120 cfs
Year Completed2010 (16 years old)
NID IDTX07303

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: April 3, 2019
State Regulated: Yes
Regulatory Agency: TCEQ

Ownership

HIDALGO COUNTY WID 3

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hidalgo County Wid No 3 Reservoir Dam?

Hidalgo County Wid No 3 Reservoir 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 Hidalgo County Wid No 3 Reservoir Dam?

Hidalgo County Wid No 3 Reservoir Dam is owned by HIDALGO COUNTY WID 3 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hidalgo County Wid No 3 Reservoir Dam built?

Hidalgo County Wid No 3 Reservoir Dam was completed in 2010, making it 16 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

How tall is Hidalgo County Wid No 3 Reservoir Dam?

Hidalgo County Wid No 3 Reservoir Dam has a dam height of 8 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 Hidalgo County Wid No 3 Reservoir Dam last inspected?

Hidalgo County Wid No 3 Reservoir Dam was last inspected on April 3, 2019. 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.