Ozone Season NOₓ Emissions (thousand tons) Ozone Season NOₓ Rate (lb/mmBtu)
Primary Fuel 2000 2005 2010 2018 2000 2005 2010 2018
Coal Ozone Season NOₓ Emissions (thousand tons) 1,020 480 403 230 Ozone Season NOₓ Rate (lb/mmBtu) 0.41 0.19 0.16 0.11
Gas Ozone Season NOₓ Emissions (thousand tons) 158 115 90 63 Ozone Season NOₓ Rate (lb/mmBtu) 0.24 0.11 0.07 0.04
Oil Ozone Season NOₓ Emissions (thousand tons) 9 12 4 2 Ozone Season NOₓ Rate (lb/mmBtu) 0.22 0.22 0.14 0.11
Other Ozone Season NOₓ Emissions (thousand tons) 1 2 2 2 Ozone Season NOₓ Rate (lb/mmBtu) 0.40 0.21 0.12 0.07
Total / Average Ozone Season NOₓ Emissions (thousand tons) 1,188 609 499 297 Ozone Season NOₓ Rate (lb/mmBtu) 0.37 0.16 0.13 0.08