Official AQ sensor station - Plymouth Centre, United Kingdom

	PM2.5			PM10			O₃			AQI	classification
Current	1			0.9			0.1			1	Good Air Quality

Forecast	min	avg	max	min	avg	max	min	avg	max
18-07-2026	0.7	1.3	1.7	0.5	1	1.5	0	0	0.1	1.7	FairAQ
19-07-2026	0.5	0.7	1.3	0.4	0.8	1.4	0	0	0	1.4	FairAQ
20-07-2026	0.4	0.5	0.6	0.3	0.5	0.6	0	0	0.1	0.6	Good Air Quality
21-07-2026	0.3	0.5	0.7	0.3	0.5	0.8	0	0	0.1	0.8	Good Air Quality
22-07-2026	0.4	0.4	0.5	0.3	0.3	0.4	0	0	0.1	0.5	Good Air Quality
23-07-2026	0.4	0.6	0.9	0.3	0.8	1.5	0	0	0.1	1.5	FairAQ
24-07-2026	0.6	0.6	0.6	0.5	0.5	0.6	0	0	0	0.6	Good Air Quality

classification	AQI	The health effects should be based on 24 hours average values only.
Good Air Quality	0-1	Air quality is considered satisfactory, and air pollution poses little or no risk
FairAQ	1-2	Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
Moderate Air Quality	2-3	Members of sensitive groups may experience health effects. The general public is not likely to be affected.
PoorAQ	3-4	Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.
VeryPoorAQ	4-5	Health alert: everyone may experience more serious health effects
ExtremelyPoorAQ	> 5	Health warnings of emergency conditions. The entire population is more likely to be affected
More information: EPA Air Quality Index Sensor data captured at: 20-07-2026 02:00