SNOFLO
 


BIG LAKE

RESERVOIR LEVELS
Rock, Soil Dam Black River
May 5, 2025


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Big Lake in Apache County, Arizona, is a captivating destination for water resource and climate enthusiasts. This Earth-type dam, completed in 1964, stands at a height of 24 feet and has a maximum storage capacity of 10,100 acre-feet. The dam's primary purpose is recreation, offering visitors a picturesque surface area of 518 acres for various water activities.

Managed by the Arizona Department of Water Resources, Big Lake is also a significant structure with a hazard potential rated as "Significant" and a condition assessment deemed "Satisfactory." The dam sits on the Black River and is regulated by the state, ensuring that it meets inspection requirements and enforcement standards. With a drainage area of 2.47 square miles and a spillway width of 58 feet, this scenic lake offers both beauty and functional water management features.

For those interested in the intersection of water resources and climate, Big Lake's risk assessment is categorized as "Moderate (3)," suggesting a manageable level of risk associated with the dam. Despite its remote location near Deer Creek Lodge, this recreational gem provides a tranquil setting for nature lovers and outdoor enthusiasts to enjoy the natural beauty and water-based activities in the heart of Arizona's stunning landscape.

Year_Completed 1964
Dam_Height 24
River_Or_Stream BLACK RIVER
Dam_Length 485
Primary_Dam_Type Earth
Surface_Area 518
Hydraulic_Height 24
Drainage_Area 2.47
Nid_Storage 10100
Structural_Height 32
Hazard_Potential Significant
Foundations Rock, Soil
Nid_Height 32
       

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