The passage of air masses loaded with fine particles continues in our region as well as the arrival on Saint-Martin of weak ash fallout following the eruptions of the Saint-Vincent volcano, specifies Gwad'Air in a press release.
They will be the cause of an increase in the levels of fine particles PM10 and PM2.5 in the atmosphere.
Gwad'Air provides for this Saturday, April 17, the exceeding of the information and recommendation threshold of 50 micrograms per cubic meter over 24 hours relating to fine particles PM10.
The orange level is recommended for the entire territory of Saint-Martin this Saturday, April 17.
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