The model run results cover the period December 16 through January 5 and are based on the following assumptions:

Common Assumptions

1. CCFB Gates are operating to Priority 2 until December 19 after which they will operate to Priority 3.

2. The Delta Cross Channel gates are closed.

3. Suisun Marsh Salinity Control flashboards are in. All three gates are in tidal operation starting December 4.

4. San Joaquin River flow at Vernalis is at 1096 cfs at the beginning of the forecast period and is estimated to decrease to 1000 cfs by the end of the forecast period.

5. San Joaquin River EC at Vernalis is at 852 umhos/cm at the beginning of the forecast period and is estimated to increase to 863 umhos/cm at the end of the forecast period.

6. Sacramento River flow at Freeport is at 10492 cfs at the beginning of the forecast period and is expected to increase to 15750 cfs by the end of the forecast period.

7. CCFB inflow is at 1599 cfs at the beginning of the forecast period and is expected to increase to 2000 cfs by the end of the forecast period.

8. Export at Jones Pumping Plant is at 969 cfs at the beginning of the forecast period and is expected to increase to 4200 cfs to the end the forecast period.

9. The Middle River barrier was breached on November 20.

10. The Old River near Tracy barrier was breached on October 28.

11. The Grant Line Canal barrier was breached on November 4.