Ultimate CNG LLC manufactures the “FuelMule”, a mobile, self-contained fast-fill fueling station for compressed natural gas vehicles that delivers CNG on-site, decreasing the need for expensive permanent fueling stations. It is equipped with an ariel compressor capable of delivering 6 DGE/min of CNG at 3600 PSI (light-weight DOT composite tanks), with on-board storage capacity of 700 DGE. One FuelMule can fill 35 – 50 trucks, with separate metering for 2 trucks filling simultaneously., The FuelMule can deliver CNG at $1.00 less than diesel. CNG vehicles produce little or no evaporative emissions, thereby helping to meet EPA standards.