Summary: Tariff revision for Empire Disposal, Inc. decreasing rates resulting in approximately a $1,900 (0.4 percent) decrease in annual revenue. On January 1, 2018 disposal fees will decrease from $108.41 per ton to $104.50 per ton at the Waste to Energy Plant operated by the City of Spokane. The company serves approximately 1,200 customers in Spokane County. The company’s last general rate increase became effective on October 1, 2016.