Statewide Chromium (Hexavalent) Emissions Source tons/year Percent Stationary Sources 1.52 60% Area-wide Sources 0.00 0 On-Road Mobile 0.12 5% Gasoline Vehicles 0.12 5% Diesel Vehicles < .01 <1% Other Mobile 0.92 36% Natural Sources < .01 <1% Total Statewide 2.56 100%