After a week with two environmental contingencies, Mexico City and the State of Mexico wake up this Sunday, May 5, with poor air quality, according to reports from the capital’s Environment Secretariat, which suggests the possibility that the double program Hoy No Circula is activated.
The Valley of Mexico is going through a heat wave, which occurs due to an anticyclonic system in which wind currents are low, which favors high temperatures, as well as the absence of rain and gusts of wind. which contributes to poor air quality.
According to the Meteorological Service of the National Water Commission (Conagua), Mexico City expects temperatures above 30 degrees Celsius this Sunday. In addition, the Secretariat of Comprehensive Risk Management and Civil Protection said that 13 of the 16 municipalities are on alert for high temperatures between 12:00 and 17:00, so it recommended avoiding outdoor activities, as well as staying safe. hydrated and protect the skin.
For certain regions of the State of Mexico, temperatures above 35 and even 40 degrees are expected, according to Conagua.
Air quality LIVE: How far is Mexico City from another environmental contingency?
In accordance with the air quality report in the Valley of MexicoAt 11:30 a.m., the air quality is bad, mainly in the north and east of the State of Mexico.
According to the Directorate of Atmospheric Monitoring, the stations of Villa de las Flores, Tultitlán and Nezahualcóyotl are the ones that register the worst air quality, with up to 111 particles per billion (ppb) of pollutants.
How many ppb are needed for the environmental contingency to be declared and double Hoy No Circula?
According to the Environmental Commission of the Megalopolis, for phase 1 of the environmental contingency to be declared, and with that start the double program Hoy No Circulaa contaminant concentration of 155 ppb is necessary.
Normally the worst pollution records are expected between 1:00 p.m. and 3:00 p.m., due to the concentration of heat that contributes to the establishment of contaminants in the air.
Don’t go out without protection: All of Mexico City is on heat alert
If you plan to go out this Sunday, authorities recommend take precautions due to high temperatures and health risk which implies poor air quality in the 16 municipalities of Mexico City.
According to Civil Protection, this is the alert level in each of the municipalities:
- Orange Alert, with maximum temperatures of 31 to 33 degrees: Álvaro Obregón, Azcapotzalco, Benito Juárez, Coyoacán, Cuajimalpa, Gustavo A. Madero, Iztacalco, Iztapalapa, Miguel Hidalgo, Tláhuac, Tlalpan, Venustiano Carranza and Xochimilco.
- Yellow Alert, with maximum temperatures of 28 to 30 degrees: Cuajimalpa, Magdalena Contreras and Milpa Alta.
