Hatch Valley Arroyos Dam No. 4
Key Takeaway
Hatch Valley Arroyos Dam No. 4 is classified as high hazard in New Mexico. It was completed in 1957 and is 69 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 | 32 ft (taller than 50% in NM) |
| Dam Length | 800 ft |
| Dam Type | Earth |
| Max Storage | 318 acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 31 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 8,510 cfs |
| Year Completed | 1957 (69 years old) |
| NID ID | NM00210 |
Safety Information
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?
Ownership
CABALLO SOIL & WATER CONSERVATION DISTRICT
Local Government
Nearby Dams
Porter Whisenhunt Dam
Doña Ana, NM
High Hazard 19 ftHatch Valley Arroyos Dam No. 5
Doña Ana, NM
High Hazard 35 ftSpring Canyon Dam
Doña Ana, NM
High Hazard 59 ftHatch Valley Arroyos Dam No. 3
Doña Ana, NM
High Hazard 28 ftCaballo Arroyo Dam No. 3
Doña Ana, NM
High Hazard 22 ftCaballo Arroyo Dam No. 5
Doña Ana, NM
Significant Hazard 31 ftHatch Valley Arroyo Dam No. 2
Doña Ana, NM
High Hazard 26 ftCaballo Arroyo Dam No. 4
Doña Ana, NM
Significant Hazard 21 ftFrequently Asked Questions
What is the hazard classification of Hatch Valley Arroyos Dam No. 4?
Hatch Valley Arroyos Dam No. 4 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 Hatch Valley Arroyos Dam No. 4?
Hatch Valley Arroyos Dam No. 4 is owned by CABALLO SOIL & WATER CONSERVATION DISTRICT (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hatch Valley Arroyos Dam No. 4 built?
Hatch Valley Arroyos Dam No. 4 was completed in 1957, making it 69 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 Hatch Valley Arroyos Dam No. 4?
Hatch Valley Arroyos Dam No. 4 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Hatch Valley Arroyos Dam No. 4?
Hatch Valley Arroyos Dam No. 4 has a dam height of 32 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 Hatch Valley Arroyos Dam No. 4 last inspected?
Hatch Valley Arroyos Dam No. 4 was last inspected on February 1, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.