The model run results cover the period August 14 through September 2 and are based on the following assumptions:

Common Assumptions

1. CCFB Gates are operating to Priority 3 for the entire forecast period.
2. The Delta Cross Channel gates are open 100% for the entire forecast period.
3.  Suisun Marsh salinity control flashboards are out and the three Suisun Marsh Salinity Control Gates are in open position from the beginning of the model run through July 26. Beginning on July 27 through August 1, the flashboards are installed and the gates remain in the open position.  Beginning on August 2 through August 31, flashboards are in and the salinity control gates are tidally operated. After August 31 the gates return to the open position.
4. The Middle River ag. Barrier is installed with all 6-culvert flap-gates operating tidally.
5. The Old River at Tracy ag. barrier is installed with all 9 flap-gates operating tidally.
6. The Grant Line Canal ag. barrier is installed all 6-culvert flap-gates operating tidally.
7.  San Joaquin River flow at Vernalis is at 526 cfs at the beginning of the forecast period and is estimated to increase to 560 cfs by the end of the forecast period.
8. San Joaquin River EC at Vernalis is at 444 umhos/cm at the beginning of the forecast period and is estimated to decrease to 424 umhos/cm at the end of the forecast period.
9.  Sacramento River flow at Freeport is at 18780 cfs at the beginning of the forecast period and is expected to decrease to 15500 cfs by the end of the forecast period.
10. CCFB is at 5995 cfs at the beginning of the forecast period and is expected to decrease to 4500 cfs by the end of the forecast period. 
11. Export at Jones Pumping Plant is at 4251 cfs at the beginning of the forecast period and is expected to decrease to 4200 cfs by the end forecast period.