8270

• UCREFRP Catalog Number: 8270
• Author: Hayse, J. W., S. F. Daly, A. Tuthill, R. A. Valdez, B. Cowdell and G. Burton.
• Title: Effect of Daily Fluctuations from Flaming Gorge Dam on Ice Processes in the Green River.
• USFW Year: 2000.
• USFW - Doc Type: ANL/EA/RP-102041,
• Copyright Material: NO

April based on records from 1945-1997 ............................... 64
Figure 20. Maximum accumulated freezing degree days (AFDD) for 1950-1997..... 65
Figure 21. Water temperatures for Flaming Gorge Dam (FGD) releases and the
Green River at the Jensen gage, air temperature for Vernal, Utah, and mean
daily flow at the Jensen gage during the winter of 1989-1990 .............. 66
Figure 22. Water temperatures for Flaming Gorge Dam (FGD) releases and the
Green River at the Jensen gage, air temperature for Vernal, Utah, and mean
daily flow at the Jensen gage during the winter of 1990-1991 .............. 67
Figure 23. Water temperatures for Flaming Gorge Dam (FGD) releases and the
Green River at the Jensen gage, air temperature for Vernal, Utah, and mean
daily flow at the Jensen gage during the winter of 1991-1992 .............. 68
Figure 24. Water temperatures for Flaming Gorge Dam (FGD) releases and the
Green River at the Jensen gage, air temperature for Vernal, Utah, and mean
daily flow at the Jensen gage during the winter of 1992-1993 .............. 69
Figure 25. Water temperatures for Flaming Gorge Dam (FGD) releases and the
Green River at the Jensen gage, air temperature for Vernal, Utah, and mean
daily flow at the Jensen gage during the winter of 1993-1994 ..:........... 70
Figure 26. Water temperatures for Flaming Gorge Dam (FGD) releases and the
Green River at the Jensen gage, air temperature for Vernal, Utah, and mean
daily flow at the Jensen gage during the winter of 1994-1995 .............. 71
Figure 27. Water temperatures for Flaming Gorge Dam (FGD) releases and the
Green River at the Jensen gage, air temperature for Vernal, Utah, and mean
daily flow at the Jensen gage during the winter of 1995-1996 .............. 72
Figure 28. Water temperatures for Flaming Gorge Dam (FGD) releases, air
temperature for Vernal, Utah, and mean daily flow at the Jensen gage
during the winter of 1996-1997 ...................................... 73
Figure 29. Summary of USGS ice observations .............................. 74
Figure 30. Observed extent of ice on 28 January 1987 .......................... 75
Figure 31. Observed extent of ice on 29 January to 20 February 1987 ............. 76
Figure 32. Observed extent of ice on 31 January 1988 .......................... 77
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