Wiltshire Council Monitoring Data
Salisbury, Exeter Street (WIL4)
Latitude: 51.065247
Longitude: -1.793793
Date Started: 01/01/2014
Longitude: -1.793793
Date Started: 01/01/2014
Altitude: 48 metres
Environment: Urban Traffic
Environment: Urban Traffic
Site Comments
Located on Exeter Street.
Located on Exeter Street.
Latest Data
This monitoring site data was last updated: 28/01/2026 10:00
| Parameter | Pollution Band | Concentration | Period |
|---|---|---|---|
| Nitrogen dioxide (NO2) | Low (Index 1) | 41 µg/m3 | hourly mean |
| PM10 particulate matter (Hourly measured) | Low (Index 1) | 8 µg/m3 (FIDAS) | 24 Hour mean |
| PM2.5 particulate matter (Hourly measured) | Low (Index 1) | 4 µg/m3 (Ref.eq) | 24 Hour mean |
| Nitric oxide (NO) | not applicable | 22 µg/m3 | hourly mean |
| Nitrogen oxides as nitrogen dioxide (NOx as NO2) | not applicable | 74 µg/m3 | hourly mean |
Note: Values are based on provisional data. Data are GMT hour ending.
PM10 is measured as a running 24 hour mean, up to the current hour, and the band/index is calculated accordingly.