Saint-Étienne on alert degraded by the sand clouds of the Sahara

This Tuesday morning, air quality is degrading in the Loire. According to the air quality monitoring and information observatory in Auvergne-Rhône-Alpes, the agglomeration of Saint-Étienne has been hit by a wave of pollution since Monday.

In question, high levels of PM10 suspended particles and nitrogen dioxide. On a scale of seven graduations, the situation of the agglomeration of Saint-Etienne is classified as “degraded” is the 3rd level. On Monday, this same index was “bad”.

This episode would be caused by “a mass of hot air from the south loaded with particles of desert origin.”

The situation is similar on the Rhone.

According to Atmo Auvergne-Rhône-Alpes, the situation should return to normal on Wednesday.

A possible discomfort for sensitive people

The high concentration of these particles may have caused some respiratory discomfort in sensitive people, infants, pregnant women, smokers, the elderly, people who suffer from respiratory diseases … Atmo however points out that the duration is reduced.