France faces unprecedented early ozone pollution amid heat wave
France is experiencing an early spike in ozone pollution due to an unprecedented heat wave. This marks the first time the national Prev'air platform has issued an information report about ozone pollution this early in the year. Several regions are forecasted to exceed regulatory thresholds for ozone levels, with poor air quality expected to persist for several days.
- ▪The heat wave has led to an early nationwide spike in ozone pollution in France.
- ▪The Prev'air platform issued its first early season report on ozone pollution affecting multiple regions.
- ▪Air quality has been poor, with regulatory thresholds exceeded in several areas including Ile-de-France and Auvergne-Rhône-Alpes.
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In Paris, May 26, 2026. TOM NICHOLSON/REUTERS As a consequence of the unprecedented May heat wave hitting France, the country is also seeing an unusually early nationwide spike in ozone pollution. "This is the first time the national Prev'air platform has issued an information report this early in the year about a nationwide ozone pollution episode, meaning it affects at least two regions for several consecutive days," explained Augustin Colette, an atmospheric modeling specialist at the National Institute for Industrial Environment and Risks (INERIS), who leads the Prev'air air quality forecasting system.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at Le Monde (EN).
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