Worst air pollution Bootle, today and tomorrow
Today (16 July): Air quality in Bootle is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 3:00 PM (O3: 28.3/100).
Tomorrow (17 July 2026): Air quality in Bootle is fair. All pollutants stay as today. Pollution peaks around 2:00 PM (O3: 27.1/100). 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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Bootle's air quality reflects its position within Sefton, with local traffic and the town's built-up core as the main contributors. Traffic on the A2 is the most significant local emissions source, especially at peak times. Inland breezes from the surrounding countryside do most of the work keeping things in check, more so than any local policy or infrastructure change.
Today - 16 July | Pollution peaks at 15:00
AQI:
Fair
28.3/100
PM2.5 (fine particles):
Good
12.1/100
PM10 (coarse particles):
Good
4.3/100
NO2 (nitrogen dioxide):
Good
9.1/100
O3 (ozone):
Fair
28.3/100
SO2 (sulfur dioxide):
Good
2.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.9/100
PM1 (ultrafine particles):
Good
9.9/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 14:00
AQI:
Fair
27.1/100
PM2.5 (fine particles):
Good
14.6/100
PM10 (coarse particles):
Good
5.3/100
NO2 (nitrogen dioxide):
Good
9.5/100
O3 (ozone):
Fair
27.1/100
SO2 (sulfur dioxide):
Good
2.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.6/100
PM1 (ultrafine particles):
Good
11.4/100
Pollen forecast in Bootle
View pollen forecastFrequently Asked Questions
Is air quality bad in Bootle right now?
On 16 July 2026, overall air quality in Bootle is fair. AQI is the main air quality indicator at 28.3/100. Pollution peaks around 3:00 PM (O3: 28.3/100).
Will air quality be worse tomorrow in Bootle?
On 17 July 2026, air quality conditions in Bootle will be similar to today, with AQI forecast at fair at 27.1/100. Pollution peaks around 2:00 PM (O3: 27.1/100).
When is air pollution at its worst in Bootle?
Spring and autumn tend to be the calmer, more moderate stretches by comparison. Bootle doesn't have one fixed air quality level — it swings between two extremes each year. Once the heating goes on and the air turns still, pollution from the A2 and nearby chimneys tends to build up rather than clear. Summer brings a different issue — stronger sunlight can push up ozone levels on hot, sunny days, even though traffic pollution itself often disperses more easily.
Are air quality levels in Bootle 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