General Information The attached model run results cover the period of June 18, 2013 through July 8, 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 gates were opened on June 14, 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. As of June 3, all flap-gates are being tidally operated. The Grant Line Canal ag. barrier was installed on June 13 with all 6 culvert flap-gates tied open. One June 19 the weir was be closed and gates will be tidally operated. The Middle ag. barrier was installed on May 14 with all six culvert flap-gates tied open. As of June 3 all six culvert flap-gates are tidally operated. On June 21 the weir elevation at Middle River will be raised by 1 foot. 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 798 cfs to 650 cfs by the end of the forecast period 7. San Joaquin River EC at Vernalis is projected to increase from 558 umhos/cm to 685 umhos/cm by the end of forecast period. 8. Sacramento River flow at Freeport is around 11,739 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 of the forecast period and increases to 2,000 cfs by the end of the forecast period. 10. CCFB intake is around 1,000 cfs at the beginning of the forecast period and increases to 2,000 cfs by the end of the forecast period.