Current levels

Current measured levels are shown in the table below - showing concentrations and, where applicable, the corresponding index and bands.

Switch to the 24 hour summary

Key: N/M: Not Measured

Key: N/A: Data Not Available

Monitoring site 8 Hour mean
Ozone
(µgm-3)		 Hourly mean
Nitrogen dioxide
(µgm-3)		 Max 15 min mean
Sulphur dioxide
(µgm-3)		 Running 24 Hour mean
PM2.5
Particles
(µgm-3)		 Running 24 Hour mean
PM10
Particles
(µgm-3)
Canterbury Military Road

Updated: 16/10/2025 11:00 		N/M 38
Low (1) 		N/M N/M N/M
Chatham Roadside

Updated: 17/10/2025 01:00 		N/M 7
Low (1) 		N/M 3
Low (1) 		14
Low (1)
Dartford - St Clements 2

Updated: 16/10/2025 22:00 		N/M 35
Low (1) 		N/M N/M 7
Low (1)
Gravesham A2 Roadside

Updated: 16/10/2025 21:00 		N/M 2
Low (1) 		N/M N/M 6
Low (1)
London Bexley

Updated: 17/10/2025 01:00 		N/M 11
Low (1) 		N/M 4
Low (1) 		7
Low (1)
Maidstone Upper Stone Street

Updated: 17/10/2025 01:00 		N/M 69
Low (2) 		N/M 5
Low (1) 		9
Low (1)
Rochester Stoke

Updated: 17/10/2025 01:00 		68
Low (3) 		6
Low (1) 		1
Low (1) 		4
Low (1) 		6
Low (1)
Stanford-le-Hope Roadside

Updated: 17/10/2025 01:00 		N/M 9
Low (1) 		N/M 6
Low (1) 		11
Low (1)
Swale Newington 4

Updated: 16/10/2025 20:00 		N/M 6
Low (1) 		N/M 2
Low (1) 		8
Low (1)
Swale Ospringe Roadside 2

Updated: 16/10/2025 20:00 		N/M 20
Low (1) 		N/M N/M N/M
Swale St Pauls Street

Updated: 16/10/2025 20:00 		N/M 38
Low (1) 		N/M 6
Low (1) 		16
Low (1)
Thanet Birchington Roadside

Updated: 16/10/2025 21:00 		N/M 13
Low (1) 		N/M N/M 19
Low (2)
Thanet Ramsgate Roadside

Updated: 16/10/2025 21:00 		N/M 2
Low (1) 		N/M N/M 18
Low (2)
Thurrock

Updated: 17/10/2025 01:00 		57
Low (2) 		6
Low (1) 		1
Low (1) 		5
Low (1) 		9
Low (1)
Tonbridge and Malling, Borough Green Roadside

Updated: 16/10/2025 21:00 		N/M 12
Low (1) 		N/M N/M 18
Low (2)
Tonbridge High Street

Updated: 16/10/2025 21:00 		N/M 27
Low (1) 		N/M N/M N/M
Tunbridge Wells A26 Roadside

Updated: 16/10/2025 20:00 		N/M 36
Low (1) 		N/M 1
Low (1) 		14
Low (1)