Southwest Laguna Grande Dam
Key Takeaway
Southwest Laguna Grande Dam is classified as significant hazard in New Mexico. It was completed in 2009 and is 17 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 6 ft |
| Dam Length | 5,860 ft |
| Dam Type | Earth |
| Max Storage | 39.8K acre-ft |
| Normal Storage | 34.9K acre-ft |
| Surface Area | 4,710 acres |
| Drainage Area | 363 sq mi |
| Max Discharge | 350 cfs |
| Year Completed | 2009 (17 years old) |
| Year Modified | 2014 |
| NID ID | NM00667 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
MOSAIC POTASH CARLSBAD INC.
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Southwest Laguna Grande Dam?
Southwest Laguna Grande Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Southwest Laguna Grande Dam?
Southwest Laguna Grande Dam is owned by MOSAIC POTASH CARLSBAD INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Southwest Laguna Grande Dam built?
Southwest Laguna Grande Dam was completed in 2009, making it 17 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 Southwest Laguna Grande Dam?
Southwest Laguna Grande Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Southwest Laguna Grande Dam?
Southwest Laguna Grande Dam has a dam height of 6 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 Southwest Laguna Grande Dam last inspected?
Southwest Laguna Grande Dam was last inspected on February 28, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.