Wiley Tank Dam

TR-NUECES RIVER· McMullen, Texas· Built 1952· Earth· 13 ft tall
Low Hazard Water Supply Private

Key Takeaway

Wiley Tank Dam is classified as low hazard in Texas. It was completed in 1952 and is 74 years old. Its primary use is water supply.

Physical Details

Dam Height 13 ft (taller than 10.2% in TX)
Dam Length1,670 ft
Dam TypeEarth
Max Storage625 acre-ft
Normal Storage162 acre-ft
Surface Area62 acres
Drainage Area0 sq mi
Year Completed1952 (74 years old)
NID IDTX03033

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: Yes
Regulatory Agency: TCEQ

Ownership

FRED RHODES ESTATE

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Wiley Tank Dam?

Wiley Tank 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 Wiley Tank Dam?

Wiley Tank Dam is owned by FRED RHODES ESTATE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Wiley Tank Dam built?

Wiley Tank Dam was completed in 1952, making it 74 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 Wiley Tank Dam?

Wiley Tank 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 Wiley Tank Dam?

Wiley Tank 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.

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.