In exchange, Dry Creek Rancheria saved an estimated $33 million in payments it would otherwise have made to the county to offset impacts from its River Rock Casino near Geyserville. The most recent extension of this agreement, signed in 2015, prevented the tribe from building a casino until 2025. The ongoing deal rests on a memorandum of understanding - a binding agreement first established in 2008 and extended or modified multiple times since - that prohibits the tribe from pursuing a casino on its 277-acre property located just south of Petaluma.Īmended and Restated Memorandum of Agreement between the Dry Creek Rancheria, Band of Pomo Indians and the County of Sonoma The county Board of Supervisors is tentatively scheduled to consider the agreement at its Jan. “We have come a long way in our intergovernmental relationships and this agreement is yet another step forward,” Sonoma County Supervisor David Rabbitt said in an email regarding the proposed 10-year extension. A longstanding agreement between Sonoma County and the Dry Creek Rancheria Band of Pomo Indians is poised to be extended another decade, preventing the tribe from building a casino near Petaluma’s southern border until at least 2035.