SNOFLO
 


GRIGGS

RESERVOIR LEVELS
Beaver Creek-Os
May 4, 2025


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Griggs is a privately owned dam located in La Plata, Colorado, specifically in the city of Bayfield. Completed in 1999, this Earth-type dam stands at a height of 13 feet with a hydraulic height of 10 feet. The primary purpose of the dam is to serve as a water supply reservoir, with additional purposes including fish and wildlife pond creation, recreation, and water supply management. With a storage capacity of 7 acre-feet and a surface area of 1 acre, Griggs plays a crucial role in maintaining water resources in the area.

Managed by the Colorado Department of Water Resources, Griggs is regulated, inspected, and enforced by state agencies to ensure its safety and compliance with regulations. The dam has a spillway width of 30 feet and is equipped with a single valve outlet gate. Despite being classified as having a significant hazard potential, the dam's condition assessment in 2013 reported it as fair. With a moderate risk rating, Griggs is under ongoing risk assessment and management measures to address any potential vulnerabilities.

For water resource and climate enthusiasts, Griggs offers a fascinating case study in dam infrastructure and water management. Its location on Beaver Creek-OS in the Albuquerque District provides valuable insights into the challenges and opportunities of maintaining water supply in a changing climate. By understanding the design, purpose, and condition of dams like Griggs, enthusiasts can contribute to the ongoing dialogue on sustainable water resource management and resilience in the face of climate change impacts.

Year_Completed 1999
Dam_Height 13
River_Or_Stream BEAVER CREEK-OS
Dam_Length 250
Primary_Dam_Type Earth
Surface_Area 1
Hydraulic_Height 10
Nid_Storage 7
Structural_Height 13
Outlet_Gates Valve - 1
Hazard_Potential Significant
Nid_Height 13
       

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