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Welwyn Hatfield
Welwyn West
CAQI (Europe)
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AQI (Netherlands)
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CAQI (Europe)
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Welwyn West
Welwyn Hatfield, Hertfordshire
2025-03-18 22:00
CAQI (Europe)
Very Low
Pollutants
|
Pollens
PM10
μg/m³
17
PM2.5
μg/m³
10
Alder
5.5
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
1℃
82%
9 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
CAQI (Europe)
CAQI (Europe)
Allergy Risk
PM10
PM2.5
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Data Sources
http://www.polleninfo.org
http://uk-air.defra.gov.uk/
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