LAQN Pollution Levels
Hertsmere - Borehamwood (closed)
Watford (Roadside) (closed)
Watford - Watford Town Hall (closed)
Hertsmere Borehamwood 1 (Background) (closed)
Three Rivers - Rickmansworth (closed)
Harrow - Stanmore (closed)
Brent - Kingsbury (closed)
Harrow - Pinner Road (closed)
Area Map

Air pollution levels for Thursday 28 March 2024, 07:00-08:00GMT


How is the index calculated?

Switch to Google Map

map limit reached
map limit reached zoom out to Greater London move map east
move map south
Zoom
Low (1-3) Moderate (4-6) High (7-9)
Low (1-3) Moderate (4-6) High (7-9)
Very High (10) No Data Closed
Very High (10) No Data Closed
Select type of pollution level to view
How the bands are calculated

RSS: Subscribe to Moderate Bulletin RSS: Subscribe to Moderate Bulletin

This map shows the daily air quality index from LAQN pollution analysers. Not all analysers on the network are contacted every hour, so some sites may show 'no data'. Data have undergone automatic validity checks.

Show latest daily bulletin (Wednesday)

ADODB.Recordset error '800a0cc1'

Item cannot be found in the collection corresponding to the requested name or ordinal.

/london/inc/bulletinsiteaq.inc, line 18