Summary: Petition for an exemption from WAC 480-07-520 and general rate increase that would generate approximately $7,200 (0.4 percent) additional annual revenue to recover the increased cost of disposal fees set by Mason County. On January 1, 2016, the per-ton disposal fees will increase from $91.25 to $92.16 at the Mason County Solid Waste Transfer Station. The company serves approximately 8,500 garbage customers in Mason County. The company's last general rate increase became effective on January 1, 2015.