Summary: Proposed increases in Item 230 drop box disposal fees. On January 1, 2014, drop box disposal fees, set by Clark County, at the Columbia Resource Company will increase from $74.62 per ton to $75.81 per ton. Annual drop box disposal revenues and expenses would increase by approximately $20,325 (1.6 percent). The company serves approximately 230 drop box customers in Clark County. The company's last general rate increase became effective on October 1, 2008.