London Borough of Waltham Forest Monitoring Data
Waltham Forest Dawlish Rd (WL1)
Latitude: 51.562376
Longitude: -0.004898
Longitude: -0.004898
Date Started: 05/07/1998
Environment: Urban Background
Environment: Urban Background
Latest Data
This monitoring site data was last updated: 10/02/2025 10:00
Parameter | Pollution Band | Concentration | Period |
---|---|---|---|
PM2.5 particulate matter (Hourly measured) | Low (Index 3) | 26 µg/m3 (BAM) | 24 Hour mean |
PM10 particulate matter (Hourly measured) | Low (Index 2) | 27 µg/m3 (INDIC GRAV) | 24 Hour mean |
Nitrogen dioxide (NO2) | Low (Index 1) | 16 µg/m3 | hourly mean |
Nitric oxide (NO) | not applicable | 2 µg/m3 | hourly mean |
Nitrogen oxides as nitrogen dioxide (NOx as NO2) | not applicable | 20 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.
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