Stay updated with real-time air quality in Merseyside, UK featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
26
Good
Merseyside, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.73 μg/m³
0
55
155
255
425
605+
28.15 ppb
0
55
71
86
201
201+
0.63 ppb
0
36
76
186
605
1005+
5.27 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Merseyside, UK
Merseyside, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 24
Good
3.55μg/m³
PM2.5
7.36μg/m³
PM10
26.35ppb
O3
0.55ppb
SO2
2.02ppb
NO2
0.08ppm
CO
AQI 26
Good
4.09μg/m³
PM2.5
9.32μg/m³
PM10
28.04ppb
O3
0.56ppb
SO2
3.06ppb
NO2
0.08ppm
CO
AQI 24
Good
3.87μg/m³
PM2.5
8.70μg/m³
PM10
26.48ppb
O3
0.55ppb
SO2
3.87ppb
NO2
0.08ppm
CO
AQI 25
Good
4.01μg/m³
PM2.5
8.27μg/m³
PM10
27.30ppb
O3
0.56ppb
SO2
2.72ppb
NO2
0.07ppm
CO
AQI 27
Good
4.12μg/m³
PM2.5
9.93μg/m³
PM10
29.22ppb
O3
0.62ppb
SO2
3.81ppb
NO2
0.09ppm
CO
AQI 27
Good
4.60μg/m³
PM2.5
9.41μg/m³
PM10
27.02ppb
O3
0.50ppb
SO2
2.38ppb
NO2
0.07ppm
CO
The air quality data for Merseyside, UK is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Merseyside, UK are available every hour.
Merseyside, UK experienced its worst air quality at 09:00:00, 2025-12-06.
The best air quality in Merseyside, UK was observed at 05:00:00 on 2025-12-06.
The air quality in Merseyside, UK right now is Good, with an AQI of 26.
In Merseyside, UK, O3 is the most frequently found pollutant.
When air quality in Merseyside, UK is compromised, staying indoors and wearing a mask can reduce health risks.
Merseyside, UK currently has a PM2.5 concentration of 3.455 μg/m3.
Merseyside, UK currently has a PM10 concentration of 10.731 μg/m3.
The current carbon monoxide (CO) level in Merseyside, UK is 0.104 ppm.
The current sulfur dioxide (SO2) concentration in Merseyside, UK is 0.634 ppb.
Merseyside, UK currently has an ozone (O3) concentration of 28.154 ppm.
The current level of nitrogen dioxide (NO2) in Merseyside, UK is 5.271 ppb.
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