There is a “persistent episode” of ozone pollution in Île-de-France, “which can constitute a health risk”, according to Airparif, the air quality monitoring association. Hence the measures taken by the Paris police headquarters, which announced that the authorized speed will be reduced by 20 km / h on Friday.
The maximum authorized speed is lowered to 110 km/h on the motorway, to 90 km/h on roads normally limited to 110 km/h and to 70 km/h on those usually limited to 80 km/h or 90 km/h. h, details a press release. Open burning operations are also prohibited.
Airparif plans for Friday to exceed the information-recommendation threshold set at 180 µg/m³.