National emissions inventory context
NAEI resources help AQ26 avoid single-source bias by identifying wider sector, large-point-source and gridded emissions context. This supports candidate-source investigation rather than direct source attribution.
Priority NAEI resources
| Resource | URL | Role |
|---|---|---|
| Emission factors | https://naei.energysecurity.gov.uk/emission-factors | priority emissions resource |
| Emission factors database | https://naei.energysecurity.gov.uk/emission-factors/emission-factors-database | priority emissions resource |
| Emission factors for transport | https://naei.energysecurity.gov.uk/emission-factors/emission-factors-transport | priority emissions resource |
| Emission Factor Selector | https://naei.energysecurity.gov.uk/emission-factors/emission-factors-database | priority emissions resource |
| UK Air Quality Pivot Table 2026 (XLSX 46.02 MB) | https://naei.energysecurity.gov.uk/sites/default/files/2026-02/PivotTableViewer_naei24_AQ_2026_02_26.xlsx | priority emissions resource |
| UK Air Quality Inventory Data: 1990-2023 - Machine Readable CSV Files | https://naei.energysecurity.gov.uk/sites/default/files/2025-09/NAEI23_AQ_CSV_files.zip | priority emissions resource |
| Emissions from Point Sources | https://naei.energysecurity.gov.uk/data/maps/emissions-point-sources | priority emissions resource |
| Gridded Emissions Data | https://naei.energysecurity.gov.uk/data/maps/download-gridded-emissions | priority emissions resource |
| Annex V: Gridded Emissions data for 2023 (XLSX 16.88 MB) | https://naei.energysecurity.gov.uk/sites/default/files/2025-04/annex_v_gridded_emissions_2023_v1.0.xlsx | priority emissions resource |
| Annex VI: Emissions from Large Point Sources for 2023 (XLSX 265.95 KB) | https://naei.energysecurity.gov.uk/sites/default/files/2025-04/annex_vi_lps_emissions_2023_v1.0.xlsx | priority emissions resource |