I found this at:
http://timelines.ws/cities/SF_C_1930_1959.HTML"1930 May 4, SF prohibition agents raided the Silver Slipper Café at 621 Union and Shorty Roberts’ Place at the beach. None of the 650 guests were arrested but alcohol was seized."
and these at:
http://timelines.ws/cities/SF_B_1893_1929.HTML"1926 Apr 20, Prohibition agents raided a mansion at 463 Fair Oaks and discovered a moon shine plant."
"1927 Nov 2, In San Francisco prohibition agents raided a brewery at 1407 San Bruno Ave. with nearly 2,000 gallons of beer brewing in 4 500-gallon vats."
"1929 Jan 11, Prohibition agents in San Francisco seized 1,100 cases of whiskies and 2,000 gallons of Belgian alcohol worth $90,000 at 1861 16th Ave."