Statistical data set
Figure 2: Short term trends in emissions of PM10, PM2.5, nitrogen oxides, ammonia (NH3), non-methane volatile organic compounds (NMVOCs) and sulphur dioxide in the UK: 2013 to 2023
Updated 13 March 2025
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| pollutant | year | emissions (indexed to 2013) |
|---|---|---|
| Ammonia | 2013 | 100 |
| Ammonia | 2014 | 104.5338815 |
| Ammonia | 2015 | 105.5616914 |
| Ammonia | 2016 | 106.424667 |
| Ammonia | 2017 | 107.7273548 |
| Ammonia | 2018 | 106.0169514 |
| Ammonia | 2019 | 105.9329174 |
| Ammonia | 2020 | 102.5718228 |
| Ammonia | 2021 | 104.8489148 |
| Ammonia | 2022 | 101.8755088 |
| Ammonia | 2023 | 103.0731686 |
| Nitrogen Oxides as NO2 | 2013 | 100 |
| Nitrogen Oxides as NO2 | 2014 | 92.93298125 |
| Nitrogen Oxides as NO2 | 2015 | 88.87159073 |
| Nitrogen Oxides as NO2 | 2016 | 80.07919233 |
| Nitrogen Oxides as NO2 | 2017 | 75.85434819 |
| Nitrogen Oxides as NO2 | 2018 | 72.98334201 |
| Nitrogen Oxides as NO2 | 2019 | 68.03062786 |
| Nitrogen Oxides as NO2 | 2020 | 58.38212686 |
| Nitrogen Oxides as NO2 | 2021 | 57.9051814 |
| Nitrogen Oxides as NO2 | 2022 | 55.71131698 |
| Nitrogen Oxides as NO2 | 2023 | 52.60012265 |
| Non Methane VOC | 2013 | 100 |
| Non Methane VOC | 2014 | 97.58525555 |
| Non Methane VOC | 2015 | 97.35556841 |
| Non Methane VOC | 2016 | 95.44223158 |
| Non Methane VOC | 2017 | 96.4698204 |
| Non Methane VOC | 2018 | 99.05734149 |
| Non Methane VOC | 2019 | 96.96452441 |
| Non Methane VOC | 2020 | 93.44595648 |
| Non Methane VOC | 2021 | 91.23683121 |
| Non Methane VOC | 2022 | 87.2636964 |
| Non Methane VOC | 2023 | 86.10052644 |
| PM10 | 2013 | 100 |
| PM10 | 2014 | 95.95998748 |
| PM10 | 2015 | 93.98790277 |
| PM10 | 2016 | 94.63943232 |
| PM10 | 2017 | 98.41642966 |
| PM10 | 2018 | 95.29866957 |
| PM10 | 2019 | 92.78428611 |
| PM10 | 2020 | 81.29885508 |
| PM10 | 2021 | 85.97380985 |
| PM10 | 2022 | 86.24738268 |
| PM10 | 2023 | 79.13676843 |
| PM2.5 | 2013 | 100 |
| PM2.5 | 2014 | 95.12531468 |
| PM2.5 | 2015 | 92.65271112 |
| PM2.5 | 2016 | 89.30289367 |
| PM2.5 | 2017 | 89.62972934 |
| PM2.5 | 2018 | 89.79404127 |
| PM2.5 | 2019 | 85.84920226 |
| PM2.5 | 2020 | 76.8097772 |
| PM2.5 | 2021 | 79.29999516 |
| PM2.5 | 2022 | 76.57162622 |
| PM2.5 | 2023 | 71.81205031 |
| Sulphur Dioxide | 2013 | 100 |
| Sulphur Dioxide | 2014 | 77.24727744 |
| Sulphur Dioxide | 2015 | 60.61194129 |
| Sulphur Dioxide | 2016 | 42.85214763 |
| Sulphur Dioxide | 2017 | 41.16334571 |
| Sulphur Dioxide | 2018 | 37.54799485 |
| Sulphur Dioxide | 2019 | 31.86975412 |
| Sulphur Dioxide | 2020 | 27.0230902 |
| Sulphur Dioxide | 2021 | 24.92029989 |
| Sulphur Dioxide | 2022 | 24.6482169 |
| Sulphur Dioxide | 2023 | 23.40132544 |