GC-BG-INFO
From Glen Canyon Dam AMP
WATER
- The observed unregulated inflow into Lake Powell for November was 422 thousand acre-feet (kaf) or 89% of average.
- Forecasted unregulated inflows into Lake Powell for December, January, and February are as follows:
- December 420 kaf (an increase of 60 kaf) or 116% of average
- January 330 kaf (no change) or 91% of average
- February 370 kaf (no change) or 94% of average
- The amount of change is compared to the December final unregulated inflow forecast dated December 1, 2014.
- The precipitation values for the month of November are as follows:
- Green River Basin ranged between 100 and 120 percent of average; Colorado River Basin ranged between 85 and 120 percent of average; San Juan River Basin recorded 90 percent of average; and *Above Lake Powell recorded 95 percent of average.
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- Mar- Monthly Release = 505,000 acre feet
- Apr- Monthly Release = 500,000 acre feet
- May- Monthly Release = 510,000 acre feet
- Jun- Monthly Release = 600,000 acre feet
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- Water Yr Release: 7.48 MAF
- Water Yr operating tier: Mid-Elevation Release Tier
- HFE Scheduled: No
- Water Quality: Normal
- CRSS: Lake Mead level predicted to be 1085' Mar 2015
- Forecasting
- August 2014 Probable Maximum 24-Month Study
http://www.usbr.gov/lc/region/g4000/24mo/2014/AUG14_MAX.pdf -
- August 2014 Probable Minimum 24-Month Study
http://www.usbr.gov/lc/region/g4000/24mo/2014/AUG14_MIN.pdf
- __% chance of 8.23 for water yr 2015 (Kgrantz TBD)
- __% chance of 7.48 for water yr 2015 (Kgrantz TBD)
RECREATION
- Boat Season: Motorized boats currently NOT allowed on river
FISH
- December 15, 2014
- March 20, 2014
- Upriver: 6
- Walk-In: 5
- Spin-Fishing: 6
- Key: 1 = Go fish somewhere else 10 = Rent a helicopter and get here now!
GUIDING DOCUMENTS
- 2014 is year 13 of 10 for HFE protocol EA (2020)
- 2014 is year 13 of 10 for NN Fish Control EA (2020)
- 2014 is year 11 of 5 for Mexico to store water in U.S. reservoirs -- Minute 319