Weybourne Atmospheric Observatory

Air Quality Index

Although values are related to the Defra banding, this is unchecked raw data and may have gaps and inaccuracies.

Band and Index

Low 1

Low 2

Low 3

Moderate 4

Moderate 5

Moderate 6

High 7

High 8

High 9

Very High 10

Current Values

Species	Averaging Interval	Time UTC	[µg/m3]	Index	Band
PM2.5 Particles	24 hours	16:41 28/10 - 16:41 29/10	4.13	1	Low
PM10 Particles	24 hours	16:41 28/10 - 16:41 29/10	5.97	1	Low
Ozone	8 hours	08:41 29/10 - 16:41 29/10	81.56	3	Low
Nitrogen Dioxide	1 hour	15:41 29/10 - 16:41 29/10	7.97	1	Low
Sulphur Dioxide	15 mins	16:26 29/10 - 16:41 29/10	0.17	1	Low

Today and Yesterday

Average for: (UTC)	Species [µg/m3]
	PM2.5	PM10	Ozone	NO2	SO2
28/10/2020	4.44	6.91	56.56	3.85	0.18
0:00 - 1:00 29/10/2020	3.88	5.60	51.22	4.71	0.25
1:00 - 2:00 29/10/2020	4.66	6.61	48.69	4.60	0.19
2:00 - 3:00 29/10/2020	4.87	7.04	50.76	3.73	0.27
3:00 - 4:00 29/10/2020	5.14	7.79	51.94	2.85	0.31
4:00 - 5:00 29/10/2020	5.15	7.58	53.89	2.37	0.27
5:00 - 6:00 29/10/2020	5.55	8.59	51.73	2.45	0.28
6:00 - 7:00 29/10/2020	6.04	9.34	48.88	2.34	0.24
7:00 - 8:00 29/10/2020	6.38	10.02	45.13	3.36	0.31
8:00 - 9:00 29/10/2020	6.37	9.54	46.12	4.17	0.33
9:00 - 10:00 29/10/2020	6.14	9.00	45.87	5.06	0.31
10:00 - 11:00 29/10/2020	5.83	8.30	386.20	6.32	0.29
11:00 - 12:00 29/10/2020	5.45	7.47	21.50	7.18	0.28
12:00 - 13:00 29/10/2020	4.93	6.52	36.24	8.87	0.24
13:00 - 14:00 29/10/2020	3.70	4.56	38.17	13.52	0.19
14:00 - 15:00 29/10/2020	2.86	3.77	41.47	13.19	0.20
15:00 - 16:00 29/10/2020	2.11	3.21	47.25	9.76	0.20