Worst air pollution Gananoque, today and tomorrow
Today (16 July): Air quality in Gananoque is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 9:00 AM (O3: 37.5/100).
Tomorrow (17 July 2026): Air quality in Gananoque is fair. All pollutants stay as today. Pollution peaks around 8:00 AM (O3: 30.7/100). 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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Gananoque's air quality benefits from its St. Lawrence River shoreline position, with river breezes providing reliable ventilation. Seasonal Thousand Islands tourist boat traffic contributes modest local emissions.
Today - 16 July | Pollution peaks at 09:00
AQI:
Fair
37.5/100
PM2.5 (fine particles):
Good
7.9/100
PM10 (coarse particles):
Good
4.0/100
NO2 (nitrogen dioxide):
Good
1.6/100
O3 (ozone):
Fair
37.5/100
SO2 (sulfur dioxide):
Good
0.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.0/100
PM1 (ultrafine particles):
Good
7.1/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 08:00
AQI:
Fair
30.7/100
PM2.5 (fine particles):
Good
6.9/100
PM10 (coarse particles):
Good
2.8/100
NO2 (nitrogen dioxide):
Good
1.5/100
O3 (ozone):
Fair
30.7/100
SO2 (sulfur dioxide):
Good
0.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.3/100
PM1 (ultrafine particles):
Good
5.6/100
Pollen forecast in Gananoque
View pollen forecastAir quality forecasts for neighbourhoods and landmarks in Gananoque
Frequently Asked Questions
Is air quality bad in Gananoque right now?
On 16 July 2026, overall air quality in Gananoque is fair. AQI is the main air quality indicator at 37.5/100. Pollution peaks around 9:00 AM (O3: 37.5/100).
Will air quality be worse tomorrow in Gananoque?
On 17 July 2026, air quality conditions in Gananoque will be similar to today, with AQI forecast at fair at 30.7/100. Pollution peaks around 8:00 AM (O3: 30.7/100).
When is air pollution at its worst in Gananoque?
Gananoque sees clear seasonal swings in air quality, driven in part by its gateway position to the Thousand Islands. Spring planting and fall harvest can raise dust levels briefly, while summer heat occasionally pushes up ground-level ozone; winter usually brings the cleanest, calmest air of the year. River traffic and shipping add a modest, steady contribution on top of the seasonal pattern.
Are air quality levels in Gananoque 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