Statistical data set
Figure 6: Annual emissions of nitrogen oxides in the UK: 1970 - 2024
Updated 12 February 2026
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| series | year | emissions (million tonnes) |
|---|---|---|
| Nitrogen Oxides as NO2 | 1970 | 2.9199362634623616 |
| Nitrogen Oxides as NO2 | 1971 | 2.908509446410377 |
| Nitrogen Oxides as NO2 | 1972 | 2.8979658147209055 |
| Nitrogen Oxides as NO2 | 1973 | 3.0698698623434604 |
| Nitrogen Oxides as NO2 | 1974 | 2.8794007019431653 |
| Nitrogen Oxides as NO2 | 1975 | 2.796722090170356 |
| Nitrogen Oxides as NO2 | 1976 | 2.844496763079029 |
| Nitrogen Oxides as NO2 | 1977 | 2.8611809737129583 |
| Nitrogen Oxides as NO2 | 1978 | 2.9050474073133468 |
| Nitrogen Oxides as NO2 | 1979 | 3.009450504874598 |
| Nitrogen Oxides as NO2 | 1980 | 2.8690312887907017 |
| Nitrogen Oxides as NO2 | 1981 | 2.758783363325624 |
| Nitrogen Oxides as NO2 | 1982 | 2.756151739109758 |
| Nitrogen Oxides as NO2 | 1983 | 2.7238374603627795 |
| Nitrogen Oxides as NO2 | 1984 | 2.690256785977177 |
| Nitrogen Oxides as NO2 | 1985 | 2.784342641415823 |
| Nitrogen Oxides as NO2 | 1986 | 2.870298751591429 |
| Nitrogen Oxides as NO2 | 1987 | 2.943852058351635 |
| Nitrogen Oxides as NO2 | 1988 | 3.0034042550875046 |
| Nitrogen Oxides as NO2 | 1989 | 3.0567244740033535 |
| Nitrogen Oxides as NO2 | 1990 | 2.6960046156257254 |
| Nitrogen Oxides as NO2 | 1991 | 2.630608326681575 |
| Nitrogen Oxides as NO2 | 1992 | 2.569992236426427 |
| Nitrogen Oxides as NO2 | 1993 | 2.434110992142483 |
| Nitrogen Oxides as NO2 | 1994 | 2.378874515193173 |
| Nitrogen Oxides as NO2 | 1995 | 2.278273899538747 |
| Nitrogen Oxides as NO2 | 1996 | 2.1917109082167188 |
| Nitrogen Oxides as NO2 | 1997 | 2.033978636078003 |
| Nitrogen Oxides as NO2 | 1998 | 1.9845960527389528 |
| Nitrogen Oxides as NO2 | 1999 | 1.8687928471995225 |
| Nitrogen Oxides as NO2 | 2000 | 1.8120017026495756 |
| Nitrogen Oxides as NO2 | 2001 | 1.7671997202692493 |
| Nitrogen Oxides as NO2 | 2002 | 1.6687378877370185 |
| Nitrogen Oxides as NO2 | 2003 | 1.6719125433889683 |
| Nitrogen Oxides as NO2 | 2004 | 1.6294784122492714 |
| Nitrogen Oxides as NO2 | 2005 | 1.6283852120305502 |
| Nitrogen Oxides as NO2 | 2006 | 1.6088796812931145 |
| Nitrogen Oxides as NO2 | 2007 | 1.5303896412908349 |
| Nitrogen Oxides as NO2 | 2008 | 1.357248645070904 |
| Nitrogen Oxides as NO2 | 2009 | 1.184729195578259 |
| Nitrogen Oxides as NO2 | 2010 | 1.1602647760495752 |
| Nitrogen Oxides as NO2 | 2011 | 1.0896768853644534 |
| Nitrogen Oxides as NO2 | 2012 | 1.1231646814804246 |
| Nitrogen Oxides as NO2 | 2013 | 1.084102158099262 |
| Nitrogen Oxides as NO2 | 2014 | 1.0111243631691658 |
| Nitrogen Oxides as NO2 | 2015 | 0.9703205095734513 |
| Nitrogen Oxides as NO2 | 2016 | 0.866311947174276 |
| Nitrogen Oxides as NO2 | 2017 | 0.8213725268720857 |
| Nitrogen Oxides as NO2 | 2018 | 0.7874437164310121 |
| Nitrogen Oxides as NO2 | 2019 | 0.7299703925682505 |
| Nitrogen Oxides as NO2 | 2020 | 0.6199838621352303 |
| Nitrogen Oxides as NO2 | 2021 | 0.6174583420836711 |
| Nitrogen Oxides as NO2 | 2022 | 0.6012933408231099 |
| Nitrogen Oxides as NO2 | 2023 | 0.5630128464187456 |
| Nitrogen Oxides as NO2 | 2024 | 0.5382212252395014 |
| Nitrogen Oxides as NO2 NECR | 1970 | 2.894884017386292 |
| Nitrogen Oxides as NO2 NECR | 1971 | 2.881343494553724 |
| Nitrogen Oxides as NO2 NECR | 1972 | 2.869953264967105 |
| Nitrogen Oxides as NO2 NECR | 1973 | 3.040720685739785 |
| Nitrogen Oxides as NO2 NECR | 1974 | 2.849303589107554 |
| Nitrogen Oxides as NO2 NECR | 1975 | 2.7670015991942662 |
| Nitrogen Oxides as NO2 NECR | 1976 | 2.813471717582339 |
| Nitrogen Oxides as NO2 NECR | 1977 | 2.8296651728105413 |
| Nitrogen Oxides as NO2 NECR | 1978 | 2.8723310101010133 |
| Nitrogen Oxides as NO2 NECR | 1979 | 2.976142072337578 |
| Nitrogen Oxides as NO2 NECR | 1980 | 2.8341481845525087 |
| Nitrogen Oxides as NO2 NECR | 1981 | 2.7227101558736715 |
| Nitrogen Oxides as NO2 NECR | 1982 | 2.7183485903024422 |
| Nitrogen Oxides as NO2 NECR | 1983 | 2.684926201428184 |
| Nitrogen Oxides as NO2 NECR | 1984 | 2.6490483156503895 |
| Nitrogen Oxides as NO2 NECR | 1985 | 2.743388742656569 |
| Nitrogen Oxides as NO2 NECR | 1986 | 2.829632993605582 |
| Nitrogen Oxides as NO2 NECR | 1987 | 2.901239538256845 |
| Nitrogen Oxides as NO2 NECR | 1988 | 2.963801835977632 |
| Nitrogen Oxides as NO2 NECR | 1989 | 3.0173612188557883 |
| Nitrogen Oxides as NO2 NECR | 1990 | 2.6584930081804186 |
| Nitrogen Oxides as NO2 NECR | 1991 | 2.5932186650127433 |
| Nitrogen Oxides as NO2 NECR | 1992 | 2.5346700384934375 |
| Nitrogen Oxides as NO2 NECR | 1993 | 2.3995121610891528 |
| Nitrogen Oxides as NO2 NECR | 1994 | 2.3422407509641 |
| Nitrogen Oxides as NO2 NECR | 1995 | 2.241538544603159 |
| Nitrogen Oxides as NO2 NECR | 1996 | 2.1548561293289823 |
| Nitrogen Oxides as NO2 NECR | 1997 | 1.9972681868513016 |
| Nitrogen Oxides as NO2 NECR | 1998 | 1.9484600898257067 |
| Nitrogen Oxides as NO2 NECR | 1999 | 1.8320863005126748 |
| Nitrogen Oxides as NO2 NECR | 2000 | 1.7780823929516316 |
| Nitrogen Oxides as NO2 NECR | 2001 | 1.7349854455683624 |
| Nitrogen Oxides as NO2 NECR | 2002 | 1.6367990211173538 |
| Nitrogen Oxides as NO2 NECR | 2003 | 1.6402221108941375 |
| Nitrogen Oxides as NO2 NECR | 2004 | 1.5988737406130462 |
| Nitrogen Oxides as NO2 NECR | 2005 | 1.5988386017548168 |
| Nitrogen Oxides as NO2 NECR | 2006 | 1.580353319537569 |
| Nitrogen Oxides as NO2 NECR | 2007 | 1.5028863959165817 |
| Nitrogen Oxides as NO2 NECR | 2008 | 1.3303909384008963 |
| Nitrogen Oxides as NO2 NECR | 2009 | 1.1578754957845168 |
| Nitrogen Oxides as NO2 NECR | 2010 | 1.1326305191135613 |
| Nitrogen Oxides as NO2 NECR | 2011 | 1.0620692487307537 |
| Nitrogen Oxides as NO2 NECR | 2012 | 1.0959384102220329 |
| Nitrogen Oxides as NO2 NECR | 2013 | 1.0562013376643697 |
| Nitrogen Oxides as NO2 NECR | 2014 | 0.982119113849613 |
| Nitrogen Oxides as NO2 NECR | 2015 | 0.9417687367839865 |
| Nitrogen Oxides as NO2 NECR | 2016 | 0.838504983192837 |
| Nitrogen Oxides as NO2 NECR | 2017 | 0.792892755317612 |
| Nitrogen Oxides as NO2 NECR | 2018 | 0.7591525589653677 |
| Nitrogen Oxides as NO2 NECR | 2019 | 0.701628845364638 |
| Nitrogen Oxides as NO2 NECR | 2020 | 0.593379547196371 |
| Nitrogen Oxides as NO2 NECR | 2021 | 0.5902533869471575 |
| Nitrogen Oxides as NO2 NECR | 2022 | 0.5769660646957799 |
| Nitrogen Oxides as NO2 NECR | 2023 | 0.5388776396577524 |
| Nitrogen Oxides as NO2 NECR | 2024 | 0.5151729454264574 |
| erc_2020-2029 | 2020 | 0.7194773707896676 |
| erc_2020-2029 | 2021 | 0.7194773707896676 |
| erc_2020-2029 | 2022 | 0.7194773707896676 |
| erc_2020-2029 | 2023 | 0.7194773707896676 |
| erc_2020-2029 | 2024 | 0.7194773707896676 |
| erc_2020-2029 | 2025 | 0.7194773707896676 |
| erc_2020-2029 | 2026 | 0.7194773707896676 |
| erc_2020-2029 | 2027 | 0.7194773707896676 |
| erc_2020-2029 | 2028 | 0.7194773707896676 |
| erc_2020-2029 | 2029 | 0.7194773707896676 |
| clrtap_2020-2029 | 2020 | 0.7327733454137476 |
| clrtap_2020-2029 | 2021 | 0.7327733454137476 |
| clrtap_2020-2029 | 2022 | 0.7327733454137476 |
| clrtap_2020-2029 | 2023 | 0.7327733454137476 |
| clrtap_2020-2029 | 2024 | 0.7327733454137476 |
| clrtap_2020-2029 | 2025 | 0.7327733454137476 |
| clrtap_2020-2029 | 2026 | 0.7327733454137476 |
| clrtap_2020-2029 | 2027 | 0.7327733454137476 |
| clrtap_2020-2029 | 2028 | 0.7327733454137476 |
| clrtap_2020-2029 | 2029 | 0.7327733454137476 |