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: 18/07/2025 21:00 |
48 Low (2) |
51 Low (1) |
N/M |
11 Low (1) |
21 Low (2) |
N/M |
|
Devils Tower Road
Updated: 18/07/2025 21:00 |
N/M |
19 Low (1) |
N/M | N/M | N/M | N/M |
|
Devils Tower Road (mobile)
Updated: 18/07/2025 22:00 |
N/M |
24 Low (1) |
N/M |
1 Low (1) |
1 Low (1) |
0.1 Low (1) |
|
North Mole Road (mobile)
Updated: 18/07/2025 22:00 |
N/M |
77 Low (2) |
N/M |
9 Low (1) |
9 Low (1) |
0.3 Low (1) |
|
Rosia Road
Updated: 18/07/2025 22:00 |
N/M |
41 Low (1) |
0 Low (1) |
10 Low (1) |
21 Low (2) |
0.0 Low (1) |
18/07/2025 21:00
