San Jose Earthquakes (San Jose The Earthquakes are the highest-ranked professional soccer league in the United States, Major League Soccer, located in San Jose, California, with its home stadium at Buckshaw Field in Santa Clara. Its major honors include winning the Major League Soccer Cup in 2001 and 2003; winning the Major League Soccer Supporters' Shield in 2005; and finishing second in the Major League Soccer Supporters' Shield in 2002 and 2003.