The cost of dumping material into the city landfill could soon get a little more expensive.Lamesa City Council members discussed the possibility of raising commercial and residential fees for solid waste disposal during their Tuesday night regular meeting.Although they made no definite decision, they talked about increasing the rate from $30 to $50 per ton for commercial users. The cost charged to residents could increase from $20 to $40 per ton.The fees haven’t increased in two decades, said Wayne Chapman, the city financial director and interim city manager.Out-of-town companies are utilizing the city dump more and more, Chapman said.At the ...