Summary: Less than statutory notice for tariff revisions to Tariff 14 in Item 230, drop box disposal fees. On March 1, 2023, drop box disposal fees, set by the Columbia County Transfer Station will increase from $102.20 per ton to $106.17 per ton. Annual drop box disposal revenues and expenses would increase by $695 ( .22 percent). The company serves approximately 44 drop box customers in Walla Walla County.