General Information The attached model run results cover the period of May 28, 2013 through June 17, 2013 and are based on the following assumptions: Common Assumptions 1. CCFB Gates operate on a Priority 3 schedule for the entire forecast period. 2. The Delta Cross Channel will be opened during the following time periods: May 24, 2013 at 10:00 am to May 28, 2013 at 10:00 am. May 31, 2013 at 10:00 am to June 3, 2013 at 10:00 am. June 7, 2013 at 10:00 am to June 10, 2013 at 10:00 am. 3. The Old River at Tracy ag. barrier will be installed on May 29 with all flap-gates tied open. On June 1, all flap-gates will be tidally operated. The Grant Line Canal ag. barrier will be installed on June 10 with all 6 culvert flap-gates tied open. The Middle ag. barrier was installed on May 14 with all six culvert flap-gates tied open. On June 1 all six culvert flap-gates will be tidally operated. 4. The head of Old River was removed on June 4, 2012. 5. Suisun Marsh salinity control flashboards and boatlock were removed on May 29, 2013. Three Suisun Marsh Salinity Control Gates are tied open as of May 21, 2013. 6. San Joaquin River flow at Vernalis is assumed to decrease from 998 cfs to 950 cfs by the end of the forecast period 7. San Joaquin River EC at Vernalis is projected to increase from 519 umhos/cm to 545 umhos/cm by the end of forecast period. 8. Sacramento River flow at Freeport is around 11,783 cfs near the beginning of the forecast period and increases to 12,500 cfs by the end of the forecast period 9. Jones pumping is around 800 cfs at the beginning and end of the forecast period. 10. CCFB intake is around 700 cfs at the beginning of the forecast period and increases to 1,000 cfs by the end of the forecast period.