Current levels
Current measured levels are shown in the table below - showing concentrations and, where applicable, the corresponding index and bands.
Key: N/M: Not Measured
Key: N/D: No Data
| Monitoring site | 8 Hour mean Ozone (µg/m3) |
Hourly mean Nitrogen dioxide (µg/m3) |
Max 15 min mean Sulphur dioxide (µg/m3) |
Running 24 Hour mean PM2.5 Particles (µg/m3) |
Running 24 Hour mean PM10 Particles (µg/m3) |
8 Hour mean CO (mg/m3) |
|---|---|---|---|---|---|---|
|
Bleak House
Updated: 30/06/2025 22:00 |
81 Low (3) |
2 Low (1) |
N/M |
6 Low (1) |
13 Low (1) |
N/M |
|
Catalan Bay (mobile)
Updated: |
N/M | N/A | N/M | N/A | N/A | N/A |
|
Devils Tower Road
Updated: 30/06/2025 21:00 |
N/M |
38 Low (1) |
N/M | N/M | N/M | N/M |
|
Devils Tower Road (mobile)
Updated: 30/06/2025 22:00 |
N/M |
66 Low (1) |
N/M |
5 Low (1) |
7 Low (1) |
0.3 Low (1) |
|
Europort Road (mobile)
Updated: |
N/M | N/A | N/M | N/A | N/A | N/A |
|
Line Wall Road (mobile)
Updated: |
N/M | N/A | N/M | N/A | N/A | N/A |
|
North Mole Road (mobile)
Updated: 30/06/2025 22:00 |
N/M |
125 Low (2) |
N/M |
10 Low (1) |
11 Low (1) |
0.4 Low (1) |
|
Rosia Road
Updated: 30/06/2025 22:00 |
N/M |
11 Low (1) |
1 Low (1) |
7 Low (1) |
14 Low (1) |
0.4 Low (1) |
30/06/2025 22:00
