Term: smog index
https://doi.org/10.1351/goldbook.S05718

Definition:
A mathematical correlation between smog and meteorological and/or pollutant concentrations associated with it. These are qualitative indices which are sometimes used in some urban communities to predict the degree of the air pollution which is expected for the coming day.

Related Terms:
1) smog (<em>in atmospheric chemistry</em>) (http://doi.org/10.1351/goldbook.S05716).
2) air pollution (<em>in atmospheric chemistry</em>) (http://doi.org/10.1351/goldbook.A00195).
3) day (<em>in atmospheric chemistry</em>) (http://doi.org/10.1351/goldbook.D01527).

Source: PAC, 1990, 62, 2167. 'Glossary of atmospheric chemistry terms (Recommendations 1990)' on page 2214 (https://doi.org/10.1351/pac199062112167)

Citation: 'smog index' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.S05718

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