Big Lake No 1 Dam

TR-MOCCASIN CREEK· Harrison, Texas· Built 1958· Earth· 23 ft tall
Low Hazard Irrigation Private

Key Takeaway

Big Lake No 1 Dam is classified as low hazard in Texas. It was completed in 1958 and is 68 years old. Its primary use is irrigation.

Physical Details

Dam Height 23 ft (taller than 44.9% in TX)
Dam Length800 ft
Dam TypeEarth
Max Storage425 acre-ft
Normal Storage181 acre-ft
Surface Area27 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1958 (68 years old)
NID IDTX03581

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: April 23, 2005
State Regulated: No

Ownership

CLEMENTS RANCH INC

Private

Nearby Dams

Frequently Asked Questions

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

Big 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 Big Lake No 1 Dam?

Big Lake No 1 Dam is owned by CLEMENTS RANCH INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Big Lake No 1 Dam built?

Big Lake No 1 Dam was completed in 1958, making it 68 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 Big Lake No 1 Dam?

Big Lake No 1 Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Big Lake No 1 Dam?

Big Lake No 1 Dam has a dam height of 23 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 Big Lake No 1 Dam last inspected?

Big Lake No 1 Dam was last inspected on April 23, 2005. 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.