Winn Lake No 1 Dam

ROSITA CREEK· Maverick, Texas· Built 1963· Earth· 9 ft tall

Key Takeaway

Winn Lake No 1 Dam is classified as low hazard in Texas. It was completed in 1963 and is 63 years old. Its primary use is fire protection.

Physical Details

Dam Height 9 ft (taller than 2.7% in TX)
Dam Length1,130 ft
Dam TypeEarth
Max Storage98 acre-ft
Normal Storage60 acre-ft
Surface Area25 acres
Drainage Area0 sq mi
Year Completed1963 (63 years old)
NID IDTX03666

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: January 16, 1979
State Regulated: No

Ownership

WINN EXPLORATION CO INC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Winn Lake No 1 Dam?

Winn Lake No 1 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 Winn Lake No 1 Dam?

Winn Lake No 1 Dam is owned by WINN EXPLORATION CO INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Winn Lake No 1 Dam built?

Winn Lake No 1 Dam was completed in 1963, making it 63 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 Winn Lake No 1 Dam?

Winn Lake No 1 Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Winn Lake No 1 Dam?

Winn Lake No 1 Dam has a dam height of 9 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 Winn Lake No 1 Dam last inspected?

Winn Lake No 1 Dam was last inspected on January 16, 1979. 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.