translated from Spanish: They declare Environmental Alert for this Friday in the Metropolitan Region

Due to poor ventilation conditions affecting the Santiago basin and in order to safeguard the health of the population, it is declared preventively for this Friday, May 14, Environmental Alert, in the Metropolitan Region of Santiago.During the day, mainly due to the low ventilation, the Air Quality reached REGULAR levels in the stations of Quilicura , Cerro Navia, Independencia, Parque O’Higgins, Cerrillos and El Bosque, as the rest of the stations of the Monitoring Network of the Ministry of the Environment, remained in the ranks of GOOD Air Quality. Today, a surface cyclonic circulation and height run approximation regime was observed, with a minimum temperature of 5.7oC and a maximum of 18oC. By tomorrow, Friday, May 14, a weakened anticyclonic regime is envisaged on the surface and passage of vaguada in height, with temperatures expected between 5oC and 18oC.Regional authorities made a special call to the population to respect the measures decreed with this episode, especially the prohibition on lighting wood-fired and wood-derived heaters throughout the Metropolitan Region , as well as to carry out Agricultural Burns.Vehicular restriction measures are maintained according to the May Calendar provided by the authority of Transportes.La SEREMI of Health of the RM, in conjunction with the municipalities and Carabineros, will monitor compliance with the non-use of firewood, while the Seremi of Agriculture, will do the same with the SAG and CONAF auditers in respect of agricultural burns.

Original source in Spanish