Ozone Season NOₓ Emissions (thousand tons) Ozone Season NOₓ Rate (lb/mmBtu)
Primary Fuel 2000 2005 2010 2020 2021 2000 2005 2010 2020 2021
Coal Ozone Season NOₓ Emissions (thousand tons) 1,926 1,117 821 253 282 Ozone Season NOₓ Rate (lb/mmBtu) 0.43 0.25 0.19 0.13 0.12
Gas Ozone Season NOₓ Emissions (thousand tons) 196 96 79 85 73 Ozone Season NOₓ Rate (lb/mmBtu) 0.19 0.07 0.04 0.03 0.03
Oil Ozone Season NOₓ Emissions (thousand tons) 78 52 12 1 1 Ozone Season NOₓ Rate (lb/mmBtu) 0.31 0.25 0.13 0.09 0.13
Other Ozone Season NOₓ Emissions (thousand tons) 1 2 2 2 3 Ozone Season NOₓ Rate (lb/mmBtu) 0.25 0.40 0.11 0.08 0.09
Total / Average Ozone Season NOₓ Emissions (thousand tons) 2,201 1,267 914 341 359 Ozone Season NOₓ Rate (lb/mmBtu) 0.38 0.20 0.15 0.07 0.07