La Tierra Grande Dam
Key Takeaway
La Tierra Grande Dam is classified as significant hazard in New Mexico. It was completed in 1991 and is 35 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 28 ft (taller than 38.7% in NM) |
| Dam Length | 1,080 ft |
| Dam Type | Earth |
| Max Storage | 127 acre-ft |
| Normal Storage | 47 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 8,000 cfs |
| Year Completed | 1991 (35 years old) |
| NID ID | NM00560 |
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
CLIFF MILLER
Private
Nearby Dams
Laguna Del Campo Dam
Rio Arriba, NM
High Hazard 36 ftFort Heron Preserve Phase I Dam
Rio Arriba, NM
Low Hazard 16 ftFort Heron Preserve Phase Ii Dam
Rio Arriba, NM
Low Hazard 31 ftGrady Hamilton
Rio Arriba, NM
High HazardPine Tree
Rio Arriba, NM
High Hazard 28 ftUpper Trout Lake Dam
Rio Arriba, NM
Significant Hazard 20 ftFrequently Asked Questions
What is the hazard classification of La Tierra Grande Dam?
La Tierra 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 La Tierra Grande Dam?
La Tierra Grande Dam is owned by CLIFF MILLER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was La Tierra Grande Dam built?
La Tierra Grande Dam was completed in 1991, making it 35 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 La Tierra Grande Dam?
La Tierra Grande 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 La Tierra Grande Dam?
La Tierra Grande Dam has a dam height of 28 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 La Tierra Grande Dam last inspected?
La Tierra Grande Dam was last inspected on June 18, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.