Stay updated with real-time air quality in Rickmansworth, Hertfordshire 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)
22
Good
Rickmansworth, Hertfordshire
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.97 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.63 μg/m³
0
55
155
255
425
605+
23.64 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
1.50 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Rickmansworth, Hertfordshire
Rickmansworth, Hertfordshire
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AQI 27
Good
4.74μg/m³
PM2.5
7.92μg/m³
PM10
22.01ppb
O3
0.36ppb
SO2
4.32ppb
NO2
0.01ppm
CO
AQI 22
Good
3.95μg/m³
PM2.5
7.19μg/m³
PM10
24.37ppb
O3
0.36ppb
SO2
4.60ppb
NO2
0.01ppm
CO
AQI 20
Good
2.96μg/m³
PM2.5
8.54μg/m³
PM10
21.71ppb
O3
0.36ppb
SO2
2.74ppb
NO2
0.01ppm
CO
AQI 24
Good
3.52μg/m³
PM2.5
8.20μg/m³
PM10
25.65ppb
O3
0.39ppb
SO2
9.13ppb
NO2
0.00ppm
CO
AQI 19
Good
3.05μg/m³
PM2.5
9.56μg/m³
PM10
21.27ppb
O3
0.36ppb
SO2
2.23ppb
NO2
0.01ppm
CO
AQI 20
Good
2.96μg/m³
PM2.5
8.22μg/m³
PM10
22.10ppb
O3
0.36ppb
SO2
1.85ppb
NO2
0.01ppm
CO
The air quality data for Hertfordshire, 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 Rickmansworth, Hertfordshire are available every hour.
Rickmansworth, Hertfordshire experienced its worst air quality at 07:00:00, 2025-09-17.
The best air quality in Rickmansworth, Hertfordshire was observed at 11:00:00 on 2025-09-17.
The air quality in Rickmansworth, Hertfordshire right now is Good, with an AQI of 27.
In Rickmansworth, Hertfordshire, PM2.5 is the most frequently found pollutant.
When air quality in Rickmansworth, Hertfordshire is compromised, staying indoors and wearing a mask can reduce health risks.
Rickmansworth, Hertfordshire currently has a PM2.5 concentration of 4.737 μg/m3.
Rickmansworth, Hertfordshire currently has a PM10 concentration of 7.923 μg/m3.
The current carbon monoxide (CO) level in Rickmansworth, Hertfordshire is 0.01 ppm.
The current sulfur dioxide (SO2) concentration in Rickmansworth, Hertfordshire is 0.363 ppb.
Rickmansworth, Hertfordshire currently has an ozone (O3) concentration of 22.011 ppm.
The current level of nitrogen dioxide (NO2) in Rickmansworth, Hertfordshire is 4.321 ppb.
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