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)
38
Good
Merseyside, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.43 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.75 μg/m³
0
55
155
255
425
605+
41.12 ppb
0
55
71
86
201
201+
0.42 ppb
0
36
76
186
605
1005+
2.18 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Merseyside, UK
Merseyside, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 36
Good
4.37μg/m³
PM2.5
8.10μg/m³
PM10
39.41ppb
O3
0.38ppb
SO2
1.64ppb
NO2
0.10ppm
CO
AQI 36
Good
4.41μg/m³
PM2.5
9.91μg/m³
PM10
38.79ppb
O3
0.38ppb
SO2
2.38ppb
NO2
0.10ppm
CO
AQI 34
Good
4.53μg/m³
PM2.5
10.35μg/m³
PM10
36.84ppb
O3
0.38ppb
SO2
2.55ppb
NO2
0.10ppm
CO
AQI 35
Good
4.19μg/m³
PM2.5
8.55μg/m³
PM10
38.15ppb
O3
0.38ppb
SO2
2.56ppb
NO2
0.09ppm
CO
AQI 38
Good
5.33μg/m³
PM2.5
12.06μg/m³
PM10
40.95ppb
O3
0.39ppb
SO2
2.54ppb
NO2
0.11ppm
CO
AQI 37
Good
4.19μg/m³
PM2.5
8.79μg/m³
PM10
39.53ppb
O3
0.38ppb
SO2
2.28ppb
NO2
0.10ppm
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 06:00:00, 2026-03-29.
The best air quality in Merseyside, UK was observed at 03:00:00 on 2026-03-29.
The air quality in Merseyside, UK right now is Good, with an AQI of 38.
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 4.428 μg/m3.
Merseyside, UK currently has a PM10 concentration of 13.75 μg/m3.
The current carbon monoxide (CO) level in Merseyside, UK is 0.135 ppm.
The current sulfur dioxide (SO2) concentration in Merseyside, UK is 0.418 ppb.
Merseyside, UK currently has an ozone (O3) concentration of 41.117 ppm.
The current level of nitrogen dioxide (NO2) in Merseyside, UK is 2.183 ppb.
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