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
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: 21/10/2024 22:00 |
N/M |
11 Low (1) |
N/M | N/M |
17 Low (2) |
Ballymena Antrim Road
Graph Updated: 21/10/2024 22:00 |
N/M |
6 Low (1) |
N/M | N/M | N/M |
Ballymena Ballykeel
Graph Updated: 21/10/2024 21:00 |
N/M |
4 Low (1) |
1 Low (1) |
6 Low (1) |
11 Low (1) |
Belfast Centre
Graph Updated: 21/10/2024 22:00 |
51 Low (2) |
13 Low (1) |
1 Low (1) |
7 Low (1) |
13 Low (1) |
Belfast Newtownards Road
Graph Updated: 21/10/2024 21:00 |
N/M |
8 Low (1) |
N/M | N/M | N/M |
Belfast Ormeau Road
Graph Updated: 21/10/2024 21:00 |
N/M |
11 Low (1) |
N/M | N/M | N/M |
Belfast Stockman's Lane
Graph Updated: 21/10/2024 22:00 |
N/M |
14 Low (1) |
N/M | N/M |
18 Low (2) |
Belfast Westlink Roden Street
Graph Updated: 21/10/2024 21:00 |
N/M |
14 Low (1) |
N/M | N/M | N/M |
Castlereagh Dundonald
Graph Updated: 21/10/2024 21:00 |
N/M |
8 Low (1) |
N/M | N/M | N/M |
Derry Dale's Corner
Graph Updated: 21/10/2024 21:00 |
N/M |
20 Low (1) |
N/M | N/M | N/M |
Derry Rosemount
Graph Updated: 21/10/2024 22:00 |
61 Low (2) |
4 Low (1) |
3 Low (1) |
7 Low (1) |
13 Low (1) |
Downpatrick Roadside
Graph Updated: |
N/M | N/A | N/M | N/M | N/M |
Limavady Dungiven
Graph Updated: 21/10/2024 22:00 |
N/M |
2 Low (1) |
N/M | N/M | N/M |
Lisburn Dunmurry Seymour Hill
Graph Updated: 21/10/2024 22:00 |
N/M | N/M |
2 Low (1) |
6 Low (1) |
11 Low (1) |
Lough Navar
Graph Updated: 21/10/2024 22:00 |
55 Low (2) |
N/M | N/M |
5 Low (1) |
9 Low (1) |
Newry Canal Street
Graph Updated: 21/10/2024 22:00 |
N/M |
8 Low (1) |
N/M | N/M |
17 Low (2) |
Newtownabbey Antrim Road
Graph Updated: 21/10/2024 22:00 |
N/M |
25 Low (1) |
N/M | N/M | N/M |
Newtownstewart
Graph Updated: 21/10/2024 22:00 |
N/M | N/M | N/M |
6 Low (1) |
10 Low (1) |
North Down Holywood A2
Graph Updated: 21/10/2024 14:00 |
N/M |
33 Low (1) |
N/M |
6 Low (1) |
11 Low (1) |
Strabane Springhill Park
Graph Updated: 21/10/2024 22:00 |
N/M | N/M |
1 Low (1) |
7 Low (1) |
12 Low (1) |
Strathfoyle Bawnmore Place
Graph Updated: 21/10/2024 22:00 |
N/M | N/M | N/M |
5 Low (1) |
10 Low (1) |