Summary: General rate increase in Item 230, drop box disposal fees. On January 1, 2017, drop box disposal fees, set by City of Spokane, at the Waste to Energy facility will increase from $105.36 per ton to $108.41 per ton. Annual drop box disposal revenues and expenses would increase by approximately $10,000 (.1 percent). The company serves approximately 30 drop box customers in Spokane County. The company's last general rate increase became effective on March 1, 2016.