Millsap Lake Dam

WILSON CREEK· Parker, Texas· Built 1953· Earth· 19 ft tall

Key Takeaway

Millsap Lake Dam is classified as high hazard in Texas. It was completed in 1953 and is 73 years old. Its primary use is recreation. 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 19 ft (taller than 30.6% in TX)
Dam Length975 ft
Dam TypeEarth
Max Storage386 acre-ft
Normal Storage240 acre-ft
Surface Area29 acres
Drainage Area2 sq mi
Max Discharge1 cfs
Year Completed1953 (73 years old)
NID IDTX01224

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: December 13, 2022
State Regulated: Yes
Regulatory Agency: TCEQ

Ownership

BILL TINSLEY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Millsap Lake Dam?

Millsap Lake 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 Millsap Lake Dam?

Millsap Lake Dam is owned by BILL TINSLEY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Millsap Lake Dam built?

Millsap Lake Dam was completed in 1953, making it 73 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 Millsap Lake Dam?

Millsap Lake Dam serves the following purposes: Recreation, 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 Millsap Lake Dam?

Millsap Lake Dam has a dam height of 19 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 Millsap Lake Dam last inspected?

Millsap Lake Dam was last inspected on December 13, 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.