LAQN Pollution Levels
Kensington and Chelsea - Kings Road (no data)
Hounslow - Brentford (closed)
Hounslow - Brentford (closed)
Richmond Upon Thames - Castlenau (Level 2)
Wandsworth - Battersea (Level 3)
Hounslow - Heston Road (closed)
Richmond Upon Thames - Barnes Wetlands (Level 3)
Lambeth - Brixton Road (Level 3)
Wandsworth - Putney (Level 3)
Wandsworth - Putney High Street Facade (Level 1)
Wandsworth - Putney High Street (Level 3)
Wandsworth - Wandsworth Town Hall (Level 2)
Wandsworth - Roehampton (closed)
Wandsworth - High Street (closed)
Wandsworth - Garratt Lane (closed)
Lambeth - Christchurch Road (closed)
Richmond Upon Thames - Hanworth Road (Level 2)
Lambeth - Streatham Green (Level 3)
Wandsworth - Tooting (closed)
Richmond Upon Thames - Ntl Physical  Lab (Level 3)
Merton - Merton Road (no data)
Kingston - Town Centre (closed)
Croydon - Norbury (Level 2)
Merton - Morden Civic Centre (Level 1)
Elmbridge - Hampton Court Parade (closed)
Sutton - Beddington Lane north (closed)
Sutton - Therapia Lane (closed)
Sutton - Beddington Lane (Level 2)
Croydon - Euston Road (closed)
Sutton - Worcester Park (Level 3)
Sutton - North Cheam (closed)
Kingston - Kingston Bypass A3 (closed)
Elmbridge - Esher High Street (closed)
Sutton - Robin Hood School (closed)
Sutton - Carshalton (Level 2)
Croydon - Purley Way (closed)
Croydon - Purley Way A23 (no data)
Area Map

Air pollution levels for Wednesday 19 June 2013, 22:00-23:00BST


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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
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How the bands are calculated

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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.

Your selected monitoring site » Merton - Morden Civic Centre
Your selected bulletin type » hourly
Species Air Pollution Index/Value
Nitrogen Dioxide: View the Government's health advice for this level of air pollution
What do these symbols mean?
This week's pollution graph

Air pollution banding Value Accompanying health messages for at-risk groups and the general population
At-risk individuals * General population
Low 1-3 Enjoy your usual outdoor activities. Enjoy your usual outdoor activities.
Moderate 4-6 Adults and children with lung problems, and adults with heart problems, who experience symptoms, should consider reducing strenuous physical activity, particularly outdoors. Enjoy your usual outdoor activities.
High 7-9 Adults and children with lung problems, and adults with heart problems, should reduce strenuous physical exertion, particularly outdoors, and particularly if they experience symptoms. People with asthma may find they need to use their reliever inhaler more often. Older people should also reduce physical exertion. Anyone experiencing discomfort such as sore eyes, cough or sore throat should consider reducing activity, particularly outdoors.
Very High 10 Adults and children with lung problems, adults with heart problems, and older people, should avoid strenuous physical activity. People with asthma may find they need to use their reliever inhaler more often. Reduce physical exertion, particularly outdoors, especially if you experience symptoms such as cough or sore throat.
* Adults and children with heart or lung problems are at greater risk of symptoms. Follow your doctor's usual advice about exercising and managing your condition. It is possible that very sensitive individuals may experience health effects even on Low air pollution days.
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