Worst air pollution Itacoatiara, today and tomorrow
Today (20 September): Air quality in Itacoatiara is fair. AQI and PM2.5 are fair; PM10, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 PM (PM2.5: 21.3/100).
Tomorrow (21 September 2026): Air quality in Itacoatiara is fair. All pollutants stay as today. Pollution peaks around 9:00 AM (PM2.5: 24.3/100). 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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Itacoatiara's air quality faces seasonal challenges as an Amazon river port city on the confluence of the Amazon and Urubu rivers in Amazonas state, with dry season burning from surrounding Amazon deforestation generating regional PM2.5 episodes between June and October. Vehicle emissions from the AM-010 and port operations contribute year-round, while the Amazon river's wide corridor generally provides better background ventilation during the wet season.
Today - 20 September | Pollution peaks at 19:00
AQI:
Fair
21.3/100
PM2.5 (fine particles):
Fair
21.3/100
PM10 (coarse particles):
Good
14.3/100
NO2 (nitrogen dioxide):
Good
0.1/100
O3 (ozone):
Good
8.4/100
SO2 (sulfur dioxide):
Good
0.3/100
CO (carbon monoxide):
Good
0.3/100
HCHO (formaldehyde):
Good
0.6/100
PM1 (ultrafine particles):
Good
8.7/100
Levels show the poorest local air quality during the day
Tomorrow - 21 September | Pollution peaks at 09:00
AQI:
Fair
24.3/100
PM2.5 (fine particles):
Fair
24.3/100
PM10 (coarse particles):
Good
16.9/100
NO2 (nitrogen dioxide):
Good
0.1/100
O3 (ozone):
Good
8.0/100
SO2 (sulfur dioxide):
Good
0.3/100
CO (carbon monoxide):
Good
0.3/100
HCHO (formaldehyde):
Good
0.6/100
PM1 (ultrafine particles):
Good
9.4/100
Pollen forecast in Itacoatiara
View pollen forecastFrequently Asked Questions
Is air quality bad in Itacoatiara right now?
On 20 September 2026, overall air quality in Itacoatiara is fair. AQI is the main air quality indicator at 21.3/100. Pollution peaks around 7:00 PM (PM2.5: 21.3/100).
Will air quality be worse tomorrow in Itacoatiara?
On 21 September 2026, air quality conditions in Itacoatiara will be similar to today, with AQI forecast at fair at 24.3/100. Pollution peaks around 9:00 AM (PM2.5: 24.3/100).
When is air pollution at its worst in Itacoatiara?
Itacoatiara residents notice reduced air quality mainly when várzea floodplain vegetation and riparian species pollen peaks, and during spells of dry season burning from surrounding Amazon deforestation; conditions usually ease once the wet season or windier weather returns.
Are air quality levels in Itacoatiara 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.
Why doesn’t the forecast always reflect wildfire impacts?
Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.
During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.
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Data provided by Airmine — Last update: 20 September 2026 at 14:33 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.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.
Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.
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