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Air quality in St Helens

Air quality index (AQI) and PM2.5 air pollution in St Helens

Last update at 08:00, Apr 20 (local time)

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#	city	US AQI
1	Spencer Gulf, South Australia	56
2	Armidale, New South Wales	40
3	Brisbane, Queensland	25
4	Townsville, Queensland	20
5	Newcastle, New South Wales	18
6	Canberra, ACT	16
7	Singleton, New South Wales	16
8	Gold Coast, Queensland	15
9	Perth, Western Australia	13
10	Melbourne, Victoria	12

08:00, Apr 20 (local time)

#	station	US AQI
1	St Helens	21

08:00, Apr 20 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	21 US AQI	PM2.5

Pollutants		Concentration
PM2.5		5µg/m³
PM10		6µg/m³

✓

PM2.5 concentration in St Helens air currently meets the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Wednesday, Apr 17	Good 3 AQI US		59° 44.6°	4.5 mp/h
Thursday, Apr 18	Good 3 AQI US		53.6° 41°	6.7 mp/h
Friday, Apr 19	Good 19 AQI US		60.8° 41°	6.7 mp/h
Today	Good 21 AQI US		60.8° 41°	6.7 mp/h
Sunday, Apr 21	Good 11 AQI US		64.4° 35.6°	2.2 mp/h
Monday, Apr 22	Good 11 AQI US		68° 44.6°	2.2 mp/h
Tuesday, Apr 23	Good 13 AQI US		60.8° 42.8°	6.7 mp/h
Wednesday, Apr 24	Good 23 AQI US		62.6° 44.6°	6.7 mp/h
Thursday, Apr 25	Good 5 AQI US	100%	48.2° 44.6°	6.7 mp/h
Friday, Apr 26	Good 4 AQI US	40%	51.8° 41°	8.9 mp/h
Saturday, Apr 27	Good 5 AQI US		55.4° 42.8°	2.2 mp/h