The model run results cover the period December 12, 2017 through January 1, 2018, and are based on the following assumptions:

Common Assumptions

1. CCFB Gates are operating to Priority 3 from the beginning of the forecast period through December 14, and will be operating to Priority 2 for the remainder of the forecast period.
2. The Delta Cross Channel gates are closed throughout the forecast period.
3.  Suisun Marsh salinity control flashboards are installed. The three Suisun Marsh Salinity Control Gates are in open position from the beginning of the forecast period through December 14, and will be in tidal operation for the remainder of the forecast period. 
4.  San Joaquin River flow at Vernalis is at 2,406 cfs at the beginning of the forecast period; and is estimated to decrease to about 1,500 cfs by the end forecast period. 
5. San Joaquin River EC at Vernalis is at 450 umhos/cm at the beginning of the forecast period, and is estimated to increase to 520 umhos/cm by the end of forecast period.
6.  Sacramento River flow at Freeport is at 14,141 cfs at the beginning of the forecast period and is expected to decreases to 13,100 cfs by the end of the forecast period.
7. CCFB is at 4,489 cfs at the beginning of the forecast period and is expected to decrease to 3,000 cfs by the end of the forecast period. 
8. Export at Jones Pumping Plant is at 4,218 cfs at the beginning of the forecast period and is expected to decrease to 2,800 cfs by the end of the forecast period.