SNOFLO



FLAMING GORGE RESERVOIR

RESERVOIR LEVELS USBR 917
April 4, 2025


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Flaming Gorge, located in Daggett County, Utah, is a captivating concrete dam on the Green River with a primary purpose of flood risk reduction. Completed in 1963 by the Bureau of Reclamation, this impressive structure stands at a height of 502 feet and spans 1,285 feet in length, holding a maximum storage capacity of 4,003,100 acre-feet. With a surface area of 42,040 acres and a drainage area of 15,000 square miles, Flaming Gorge plays a crucial role in managing water resources in the region.

Beyond its flood control function, Flaming Gorge also serves as a hydroelectric power generator, a recreation destination, and a water supply source. The dam's controlled spillway, with a width of 34 feet, helps regulate water flow and manage potential hazards, leading to a high hazard potential rating. Despite its age, the dam's risk assessment remains at a very high level, emphasizing the importance of ongoing monitoring and maintenance to ensure its structural integrity and safety for surrounding communities. With its scenic location and diverse uses, Flaming Gorge stands as a testament to the vital role of water resource management in sustaining ecosystems and supporting human activities in the face of changing climates.

Storage 24hr Change -0.01%
Percent of Normal 113%
Minimum 200.001 acre-ft
1962-12-02
Maximum 3,913,631 acre-ft
1983-07-13
Average 2,763,603 acre-ft
Nid_Height 502
Hydraulic_Height 448
Drainage_Area 15000
Year_Completed 1963
Dam_Height 502
Hazard_Potential High
Structural_Height 502
Primary_Dam_Type Concrete
River_Or_Stream GREEN RIVER
Foundations Rock
Surface_Area 42040
Nid_Storage 4003100
Dam_Length 1285
       
Seasonal Comparison
Created with Highcharts 8.0.0Seasonal Water Storage(acre-ft)1. Jan1. Feb1. Mar1. Apr1. May1. Jun1. Jul1. Aug1. Sep1. Oct1. Nov1. Dec02M4M
Storage Levels
Created with Highcharts 8.0.0Storage (acre-ft)23. Sep7. Oct21. Oct4. Nov18. Nov2. Dec16. Dec30. Dec13. Jan27. Jan10. Feb24. Feb10. Mar24. Mar01M2M3M4M
Bank Storage Levels
Created with Highcharts 8.0.0Bank Storage (acre-ft)23. Sep7. Oct21. Oct4. Nov18. Nov2. Dec16. Dec30. Dec13. Jan27. Jan10. Feb24. Feb10. Mar24. Mar050k100k150k
Pool Elevation Levels
Created with Highcharts 8.0.0Pool Elevation (ft)23. Sep7. Oct21. Oct4. Nov18. Nov2. Dec16. Dec30. Dec13. Jan27. Jan10. Feb24. Feb10. Mar24. Mar02.5k5k7.5k
Total Release Levels
Created with Highcharts 8.0.0Total Release (cfs)23. Sep7. Oct21. Oct4. Nov18. Nov2. Dec16. Dec30. Dec13. Jan27. Jan10. Feb24. Feb10. Mar24. Mar0500100015002000
Inflow Levels
Created with Highcharts 8.0.0Inflow (cfs)23. Sep7. Oct21. Oct4. Nov18. Nov2. Dec16. Dec30. Dec13. Jan27. Jan10. Feb24. Feb10. Mar24. Mar-2k02k4k6k

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