Worst air pollution Marechal Deodoro, today and tomorrow
Today (16 July): Air quality in Marechal Deodoro is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 11:00 PM (O3: 24.5/100).
Tomorrow (17 July 2026): Air quality in Marechal Deodoro is fair. All pollutants stay as today. Pollution peaks around 10:00 PM (O3: 26.1/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Marechal Deodoro's air quality reflects the Alagoas coastal metropolitan area south of Maceió on the Mundaú lagoon, with consistent Atlantic trade winds providing background maritime ventilation. Vehicle emissions from the AL-101 and surrounding residential and fishing operations contribute local sources, while the coastal lagoon position and consistent Atlantic winds generally maintain moderate conditions throughout most of the year for this Alagoas historical and coastal municipality.
Today - 16 July | Pollution peaks at 23:00
AQI:
Fair
24.5/100
PM2.5 (fine particles):
Good
10.9/100
PM10 (coarse particles):
Good
4.4/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Fair
24.5/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
0.6/100
PM1 (ultrafine particles):
Good
4.7/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 22:00
AQI:
Fair
26.1/100
PM2.5 (fine particles):
Good
14.9/100
PM10 (coarse particles):
Good
6.0/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Fair
26.1/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
0.6/100
PM1 (ultrafine particles):
Good
8.6/100
Pollen forecast in Marechal Deodoro
View pollen forecastFrequently Asked Questions
Is air quality bad in Marechal Deodoro right now?
On 16 July 2026, overall air quality in Marechal Deodoro is fair. AQI is the main air quality indicator at 24.5/100. Pollution peaks around 11:00 PM (O3: 24.5/100).
Will air quality be worse tomorrow in Marechal Deodoro?
On 17 July 2026, air quality conditions in Marechal Deodoro will be similar to today, with AQI forecast at fair at 26.1/100. Pollution peaks around 10:00 PM (O3: 26.1/100).
When is air pollution at its worst in Marechal Deodoro?
Marechal Deodoro residents notice reduced air quality mainly when native Atlantic Forest remnants and mangrove vegetation pollen peaks, and during spells of vehicle emissions from the AL-101 and surrounding residential and fishing operations; the rest of the calendar year is generally more forgiving for air quality.
Are air quality levels in Marechal Deodoro based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app