Worst air pollution Ellesmere Port, today and tomorrow
Today (16 July): Air quality in Ellesmere Port 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: 28.4/100).
Tomorrow (17 July 2026): Air quality in Ellesmere Port is fair. All pollutants stay as today. Pollution peaks around 2:00 PM (O3: 29.3/100). 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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Being part of Cheshire West and Chester, Ellesmere Port sees an air quality profile that's largely down to traffic and general town-centre activity. The nearby M5 corridor contributes steady vehicle emissions that affect roadside readings. Moist Atlantic fronts tend to disperse pollutants reasonably well, keeping readings close to typical UK small-town levels.
Today - 16 July | Pollution peaks at 15:00
AQI:
Fair
28.4/100
PM2.5 (fine particles):
Good
10.6/100
PM10 (coarse particles):
Good
3.7/100
NO2 (nitrogen dioxide):
Good
8.2/100
O3 (ozone):
Fair
28.4/100
SO2 (sulfur dioxide):
Good
2.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.8/100
PM1 (ultrafine particles):
Good
8.2/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 14:00
AQI:
Fair
29.3/100
PM2.5 (fine particles):
Good
14.0/100
PM10 (coarse particles):
Good
5.0/100
NO2 (nitrogen dioxide):
Good
11.0/100
O3 (ozone):
Fair
29.3/100
SO2 (sulfur dioxide):
Good
3.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.1/100
PM1 (ultrafine particles):
Good
11.2/100
Pollen forecast in Ellesmere Port
View pollen forecastFrequently Asked Questions
Is air quality bad in Ellesmere Port right now?
On 16 July 2026, overall air quality in Ellesmere Port is fair. AQI is the main air quality indicator at 28.4/100. Pollution peaks around 3:00 PM (O3: 28.4/100).
Will air quality be worse tomorrow in Ellesmere Port?
On 17 July 2026, air quality conditions in Ellesmere Port will be similar to today, with AQI forecast at fair at 29.3/100. Pollution peaks around 2:00 PM (O3: 29.3/100).
When is air pollution at its worst in Ellesmere Port?
Here's the thing about Ellesmere Port: air quality has a clear seasonal rhythm. The coldest months usually bring the worst readings, as heating and temperature inversions keep M5 emissions from dispersing normally. Come summer, it's ozone rather than particulates that's the bigger concern, especially on still, sunny days. Spring and autumn usually sit somewhere in between, so it's really the extremes of the year worth watching.
Are air quality levels in Ellesmere Port 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