The model run results cover the period May 26 through June 15, and are based on the following assumptions:

Common Assumptions

1. CCFB Gates are operating to Priority 1 throughout the forecast period.
2. The Delta Cross Channel gates will be open for the periods May 30 through Jun 1, Jun 6 through Jun 8, and June 12 through the end of the forecast period.
3.  Suisun Marsh salinity control flashboards are installed, and the three Suisun Marsh Salinity Control Gates are in tidal operation through May 27. The flashboards will be removed and the three Suisun Marsh Salinity Control Gates will be in open position on May 28.
4. The Middle River ag. Barrier was closed on May 9, 2018, as of May14 five of the culvert flap-gates are in tidal operation and one in open position.
5. The Old River at Tracy ag. barrier is scheduled to be closed on May 29 with 8 culvert flap-gates in tidal operation and 1 in open position. 
6. The Grant Line Canal ag. barrier is scheduled to be closed on June 1 with all 6-culvert flap-gates in open position.
7.  San Joaquin River flow at Vernalis is at 1737 cfs at the beginning of the forecast period and is estimated to decrease to 1500 cfs by the end of the forecast period.
8. San Joaquin River EC at Vernalis is estimated to increase from 277 umhos/cm at the beginning of the forecast period to 287 umhos/cm by the end of the forecast period.
9.  Sacramento River flow at Freeport is at 9949 cfs at the beginning of the forecast period and is expected to increase to 11350 cfs by the end of the forecast period.
10. CCFB is at 595 cfs at the beginning of the forecast period and is expected to increase to 600 cfs by the end of the forecast period. 
11. Export at Jones Pumping Plant is at 907 cfs at the beginning of the forecast period and is expected to increase to 2400 cfs by the end of the forecast period.