Adventist Health Arena is an indoor arena in Stockton, California. It opened in December 2005 and seats a maximum of 12,000 fans. It is the home venue of the Stockton Kings of the NBA G League. Former tenants include the Stockton Heat of the American Hockey League, the Stockton Lightning arenafootball2 team, the Stockton Cougars Professional Ar…Adventist Health Arena is an indoor arena in Stockton, California. It opened in December 2005 and seats a maximum of 12,000 fans. It is the home venue of the Stockton Kings of the NBA G League. Former tenants include the Stockton Heat of the American Hockey League, the Stockton Lightning arenafootball2 team, the Stockton Cougars Professional Arena Soccer League team, the Stockton Wolves independent indoor football team, the California Eagles American Indoor Football professional indoor football team and the Stockton Thunder of the ECHL from 2005 until 2015.