LOCKPORT – For years, the budgets of the Niagara County Refuse Disposal District have been manipulated to conceal the true cost of operating the district’s only active landfill, county legislators were told Monday.Dawn M. Timm, interim district director, told the district board that a correct allocation of the district’s personnel costs among the county’s four landfills would have made it clear that the construction and demolition, or C&D, landfill was losing money.“It was to make C&D look profitable,” said County Manager Jeffrey M.