Summary AQMA data

A summary of AQMAs is shown below.

Current AQMAs by Pollutant

Pollutant EnglandWalesScotlandNorthern IrelandLondon
Benzene C6H6
Nitrogen dioxide NO2 509 43 25 17 34
Particulate Matter PM10 26 1 26 2 28
Sulphur dioxide SO2 5 1

Note this table does not provide a total count for the number of AQMAs declared. It is a count of the number of AQMAs declared for each pollutant. For example where an AQMA has been declared for both NO2 and PM10 it will have two entries in the above table.

Current AQMAs by Pollutant and Objective Declared

Pollutant Objective Declared EnglandWalesScotlandNorthern IrelandLondon
Benzene C6H6 Annual Mean
Nitrogen dioxide NO2 1-Hour and Annual Mean 26 1 5 2 9
Nitrogen dioxide NO2 1-Hour Mean 1
Nitrogen dioxide NO2 Annual Mean 483 42 20 15 24
Particulate Matter PM10 24-Hour Mean 23 1 1 21
Particulate Matter PM10 Annual and 24-Hour Mean 2 6 1 7
Particulate Matter PM10 Annual Mean 1 20
Sulphur dioxide SO2 15-Minute and 1-Hour and 24-Hour Mean
Sulphur dioxide SO2 15-Minute and 24-Hour Mean
Sulphur dioxide SO2 15-Minute Mean 5 1

Revoked AQMAs by Pollutant

Pollutant EnglandWalesScotlandNorthern IrelandLondon
Benzene C6H6 1
Nitrogen dioxide NO2 211 12 10 15 7
Particulate Matter PM10 38 2 15 3
Sulphur dioxide SO2 9 1

Revoked AQMAs by Pollutant and Objective Declared

Pollutant Objective Declared EnglandWalesScotlandNorthern IrelandLondon
Benzene C6H6 Annual Mean 1
Nitrogen dioxide NO2 1-Hour and Annual Mean 11 2 1 1
Nitrogen dioxide NO2 1-Hour Mean 2
Nitrogen dioxide NO2 Annual Mean 200 10 7 15 6
Particulate Matter PM10 24-Hour Mean 32 10 3
Particulate Matter PM10 Annual and 24-Hour Mean 3 5
Particulate Matter PM10 Annual Mean 3 2
Sulphur dioxide SO2 15-Minute and 1-Hour and 24-Hour Mean 5
Sulphur dioxide SO2 15-Minute and 24-Hour Mean 1
Sulphur dioxide SO2 15-Minute Mean 3 1

Current AQMAs by Source

England

Source № of Current AQMAs by Source
County or Unitary Authority Road 186
Domestic Heating 1
Highways Agency Road 43
Industrial Source 8
Mixture of road types 79
Not Defined 1
Railways 1
Road transport unspecified 187
Transport and Industrial Source 11
Transport, Industrial and domestic sources 5

Wales

Source № of Current AQMAs by Source
County or Unitary Authority Road 21
Domestic Heating
Highways Agency Road 2
Industrial Source 1
Mixture of road types 5
Not Defined
Railways
Road transport unspecified 15
Transport and Industrial Source
Transport, Industrial and domestic sources

Scotland

Source № of Current AQMAs by Source
County or Unitary Authority Road 4
Domestic Heating
Highways Agency Road
Industrial Source 1
Mixture of road types 2
Not Defined 1
Railways
Road transport unspecified 27
Transport and Industrial Source 2
Transport, Industrial and domestic sources 2

Northern Ireland

Source № of Current AQMAs by Source
County or Unitary Authority Road
Domestic Heating 1
Highways Agency Road
Industrial Source
Mixture of road types 1
Not Defined 2
Railways
Road transport unspecified 15
Transport and Industrial Source
Transport, Industrial and domestic sources

London

Source № of Current AQMAs by Source
County or Unitary Authority Road 1
Domestic Heating
Highways Agency Road
Industrial Source
Mixture of road types 2
Not Defined
Railways
Road transport unspecified 27
Transport and Industrial Source 4
Transport, Industrial and domestic sources 1

Revoked AQMAs by Source

England

Source № of revoked AQMAs by Source
County or Unitary Authority Road 57
Domestic Heating 1
Highways Agency Road 12
Industrial Source 12
Mixture of road types 32
Not Defined 1
Road transport unspecified 100
Transport and Industrial Source 5

Wales

Source № of revoked AQMAs by Source
County or Unitary Authority Road 2
Domestic Heating
Highways Agency Road 1
Industrial Source
Mixture of road types
Not Defined
Road transport unspecified 6
Transport and Industrial Source

Scotland

Source № of revoked AQMAs by Source
County or Unitary Authority Road 2
Domestic Heating 1
Highways Agency Road
Industrial Source
Mixture of road types 1
Not Defined
Road transport unspecified
Transport and Industrial Source

Northern Ireland

Source № of revoked AQMAs by Source
County or Unitary Authority Road
Domestic Heating 10
Highways Agency Road
Industrial Source
Mixture of road types 1
Not Defined
Road transport unspecified 13
Transport and Industrial Source

London

Source № of revoked AQMAs by Source
County or Unitary Authority Road
Domestic Heating
Highways Agency Road
Industrial Source
Mixture of road types
Not Defined
Road transport unspecified 5
Transport and Industrial Source