Since January 22, given that the limits of 50 µg / mü of Pm10 have been exceeded throughout Lombardy, first-level anti-smog bans are in place in municipalities with more than 30 thousand inhabitants and in smaller ones that have joined on a voluntary basis.
So stop diesel up to euro 4 from 8.30 to 18.30, prohibition of the use of wood biomass domestic heat generators (in the presence of an alternative heating system) with emissions lower than or equal to 3 stars, and the limit of indoor temperatures of buildings at 19 ° C (with a tolerance of 2 ° C).
"In general - however, the Region underlines - a less critical situation is observed than in 2020, when on January 20 there were: 18 in Milan, 16 in Cremona and Pavia, 2 in Lecco. In 2021, from the beginning of the year, there are 6 overcoming days in Milan and 9 in Cremona and Pavia, 3 in Lecco ".