The model run results cover the period September 27, through October 17, and are based on the following assumptions:

Common Assumptions

1. CCFB Gates are operating to Priority 3 throughout the forecast period.
2. The Delta Cross Channel gates will remain open throughout the forecast period.
3.  Suisun Marsh salinity control flashboards are currently out; however they are anticipated to be installed on September 30. The three Suisun Marsh Salinity Control Gates are currently in open position and are anticipated to remain open once the flashboards are installed. 
4. The Middle River ag. barrier is installed with all 6 culvert flap-gates operating tidally. The barrier was raised 1 foot June 22. 
5. The Old River at Tracy ag. barrier is installed with all 9 culvert flap-gates operating tidally. 
6. The Grant Line Canal ag. barrier is fully installed with all 6 culvert flap-gates operating tidally. 
7. The Fall-Head of Old River barrier was installed with a notch and all 6 culvert slide-gates closed on September 27.
8.  San Joaquin River flow at Vernalis is at 400 cfs at the beginning of the forecast period and increases to 800 cfs by the end forecast period. 
9. San Joaquin River EC at Vernalis increases from 410 umhos/cm at the beginning of the forecast period to 590 umhos/cm by the end of forecast period.
10.  Sacramento River flow at Freeport is at 13,926 cfs at the beginning of the forecast period and decreases to 10,713 cfs by the end of the forecast period. 
11. CCFB is at 3,490 cfs at the beginning of the forecast period and decreases to 3,000 cfs by the end of the forecast period. 
12. Export at Jones Pumping Plant is at 4,240 cfs at the beginning of the forecast period and decreases to 2,700 cfs by the end of the forecast period.