Macho Arroyo WS SCS Site 1 Dam

MACHO ARROYO· Hudspeth, Texas· Built 1962· Earth· 50 ft tall

High Hazard Flood Risk Reduction Irrigation Fish And Wildlife Pond Recreation Local Government

Key Takeaway

Macho Arroyo WS SCS Site 1 Dam is classified as high hazard in Texas. It was completed in 1962 and is 64 years old. Its primary use is flood risk reduction. 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	50 ft (taller than 93.5% in TX)
Dam Length	2,850 ft
Dam Type	Earth
Max Storage	2.5K acre-ft
Normal Storage	189 acre-ft

Surface Area	27 acres
Drainage Area	15 sq mi
Max Discharge	7,766 cfs
Year Completed	1962 (64 years old)
NID ID	TX01946

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: February 11, 2020

State Regulated: Yes

Regulatory Agency: TCEQ

Ownership

EL PASO-HUDSPETH SWCD;HUDSPETH COUNTY;HUDSPETH COUNTY CRD 1

Local Government

Nearby Dams

Fort Quitman Lake Dam No 1

Hudspeth, TX

Low Hazard 30 ft

Fort Quitman Lake Dam No 2

Hudspeth, TX

Low Hazard 10 ft

Madden Arroyo WS SCS Site 1 Dam

Hudspeth, TX

High Hazard 50 ft

Diablo Reservoir Levee

Hudspeth, TX

Low Hazard 16 ft

Diablo Arroyo WS SCS Site 2 Dam

Hudspeth, TX

High Hazard 53 ft

Camp Rice Arroyo WS SCS Site 1 Dam

Hudspeth, TX

High Hazard 69 ft

Frequently Asked Questions

What is the hazard classification of Macho Arroyo WS SCS Site 1 Dam?

Macho Arroyo WS SCS Site 1 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 Macho Arroyo WS SCS Site 1 Dam?

Macho Arroyo WS SCS Site 1 Dam is owned by EL PASO-HUDSPETH SWCD;HUDSPETH COUNTY;HUDSPETH COUNTY CRD 1 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Macho Arroyo WS SCS Site 1 Dam built?

Macho Arroyo WS SCS Site 1 Dam was completed in 1962, making it 64 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 Macho Arroyo WS SCS Site 1 Dam?

Macho Arroyo WS SCS Site 1 Dam serves the following purposes: Flood Risk Reduction, Irrigation, Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Macho Arroyo WS SCS Site 1 Dam?

Macho Arroyo WS SCS Site 1 Dam has a dam height of 50 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 Macho Arroyo WS SCS Site 1 Dam last inspected?

Macho Arroyo WS SCS Site 1 Dam was last inspected on February 11, 2020. 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.