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Current levels

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

ยป Switch to the 24 hour summary

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)
Armagh Lonsdale Road
Graph
Updated: 05/12/2016 08:00
No data50
Low (1)
No dataNo data19
Low (2)
Ballymena Ballykeel
Graph
Updated: 05/12/2016 09:00
No data63
Low (1)
7
Low (1)
No data19
Low (2)
Belfast Centre
Graph
Updated: 05/12/2016 09:00
19
Low (1)
72
Low (2)
8
Low (1)
13
Low (2)
25
Low (2)
Belfast Newtownards Road
Graph
Updated: 05/12/2016 06:00
No data42
Low (1)
No dataNo dataNo data
Belfast Ormeau Road
Graph
Updated: 05/12/2016 07:00
No data52
Low (1)
No dataNo dataNo data
Belfast Stockman's Lane
Graph
Updated: 05/12/2016 08:00
No data90
Low (2)
No dataNo data25
Low (2)
Belfast Westlink Roden Street
Graph
Updated: 05/12/2016 06:00
No data55
Low (1)
No dataNo dataNo data
Castlereagh Dundonald
Graph
Updated: 05/12/2016 07:00
No data60
Low (1)
No dataNo dataNo data
Derry Dale's Corner
Graph
Updated: 05/12/2016 05:00
No data11
Low (1)
No dataNo dataNo data
Derry Rosemount
Graph
Updated: 05/12/2016 09:00
31
Low (1)
46
Low (1)
7
Low (1)
17
Low (2)
24
Low (2)
Downpatrick Roadside
Graph
Updated: 05/12/2016 08:00
No data59
Low (1)
No dataNo dataNo data
Limavady Dungiven
Graph
Updated: 05/12/2016 09:00
No dataNo dataNo dataNo dataNo data
Lisburn Dunmurry Seymour Hill
Graph
Updated: 05/12/2016 07:00
No dataNo dataNo dataNo data16
Low (1)
Lough Navar
Graph
Updated: 05/12/2016 09:00
3
Low (1)
No dataNo dataNo data6
Low (1)
Newry Canal Street
Graph
Updated: 05/12/2016 09:00
No dataNo dataNo dataNo dataNo data
Newtownabbey Antrim Road
Graph
Updated: 05/12/2016 07:00
No data57
Low (1)
No dataNo dataNo data
North Down Holywood A2
Graph
Updated: 05/12/2016 09:00
No data110
Low (2)
No dataNo data23
Low (2)
Strabane Springhill Park
Graph
Updated: 05/12/2016 07:00
No dataNo data3
Low (1)
No data25
Low (2)

Low 1 2 3

Moderate 4 5 6

High 7 8 9

Very High 10

Find out more about the bands »