The much-anticipated reopening of San Vicente Reservoir is slated for September 22^nd, SDFISH.com reports. The lake has been closed since September 1, 2008 for construction of the largest dam-raise in the U.S.  SDFISH.com has also set up a discussion forum on San Vicente’s opening here. Fishing and boating reservations must be made in advance through Ticketron roughly four weeks in advance.  The following information is available on the city of San Diego’s website for San Vicente: San Vicente Reservoir San Vicente is a deep, steep-sided impounding reservoir on San Vicente Creek, approximately 25 miles northeast of San Diego.