The new compact, signed by California Governor Gavin Newsom, doubles the number of authorized slot machines at the Tribe’s Rohnert Park, Calif.-based Graton Resort and Casino from 3,000 to 6,000. The Federated Indians of Graton Rancheria in northern California has signed a new gaming compact with the state that increases the number of slot machines it can operate and expands its support for limited and non-gaming tribes.