Air Quality Strategy Objectives Generated for the 12 month period commencing » 1-jan-2014
Pollutant | Objective | Result | Achieved Objective |
---|---|---|---|
Site selected » City of London - Upper Thames Street | |||
PM10 Particulate | 40 ug/m3 as an annual mean | 38 | YES |
PM10 Particulate | 50 ug/m3 as a 24 hour mean, not to be exceeded more than 35 times a year | 54 | NO |
Site selected » Lambeth - Brixton Road | |||
Nitrogen Dioxide | 200 ug/m3 as a 1 hour mean, not to be exceeded more than 18 times a year | 2001 | NO |
Nitrogen Dioxide | 40 ug/m3 as an annual mean | 153 | NO |
PM10 Particulate | 40 ug/m3 as an annual mean | 30 | YES |
PM10 Particulate | 50 ug/m3 as a 24 hour mean, not to be exceeded more than 35 times a year | 14 | YES |
Sulphur Dioxide | 125 ug/m3 as a 24 hour mean, not to be exceeded more than 3 times a year | 0 | YES |
Sulphur Dioxide | 266 ug/m3 as a 15 minute mean, not to be exceeded more than 35 times a year | 1 | YES |
Sulphur Dioxide | 350 ug/m3 as a 1 hour mean, not to be exceeded more than 24 times a year | 0 | YES |
Site selected » Westminster - Marylebone Road | |||
Carbon Monoxide | 10 mg/m3 as a maximum daily running 8 hour mean | 0 | YES |
Nitrogen Dioxide | 200 ug/m3 as a 1 hour mean, not to be exceeded more than 18 times a year | 60 | NO |
Nitrogen Dioxide | 40 ug/m3 as an annual mean | 94 | NO |
Ozone | 100 ug/m3 as an 8 hour mean, not to be exceeded more than 10 times a year | 0 | YES |
PM10 (redundant method) | 40 ug/m3 as an annual mean | 35 | YES |
PM10 (redundant method) | 50 ug/m3 as a 24 hour mean, not to be exceeded more than 35 times a year | 20 | YES |
PM10 Particulate | 40 ug/m3 as an annual mean | 31 | YES |
PM10 Particulate | 50 ug/m3 as a 24 hour mean, not to be exceeded more than 35 times a year | 22 | YES |
Sulphur Dioxide | 125 ug/m3 as a 24 hour mean, not to be exceeded more than 3 times a year | 0 | YES |
Sulphur Dioxide | 266 ug/m3 as a 15 minute mean, not to be exceeded more than 35 times a year | 0 | YES |
Sulphur Dioxide | 350 ug/m3 as a 1 hour mean, not to be exceeded more than 24 times a year | 0 | YES |
Site selected » Westminster - Oxford Street | |||
Nitrogen Dioxide | 200 ug/m3 as a 1 hour mean, not to be exceeded more than 18 times a year | 1532 | NO |
Nitrogen Dioxide | 40 ug/m3 as an annual mean | 143 | NO |
PM10 Particulate | 40 ug/m3 as an annual mean | 32 | YES |
PM10 Particulate | 50 ug/m3 as a 24 hour mean, not to be exceeded more than 35 times a year | 7 | YES |
Warning: Lambeth - Brixton Road - PM10 Particulate achieved a capture rate less than 90% for the year (75%). Results may not be representative of the full year and should be used for guidance only. | |||
Warning: Lambeth - Brixton Road - Sulphur Dioxide achieved a capture rate less than 90% for the year (70%). Results may not be representative of the full year and should be used for guidance only. | |||
Warning: Westminster - Oxford Street - Nitrogen Dioxide achieved a capture rate less than 90% for the year (74%). Results may not be representative of the full year and should be used for guidance only. | |||
Warning: Westminster - Oxford Street - PM10 Particulate achieved a capture rate less than 90% for the year (28%). Results may not be representative of the full year and should be used for guidance only. | |||
Note 1: All results from TEOM PM10 analysers from 2004 onward are now converted to reference equiavlence using the volatile correction method. Results using the old 'TEOM*1.3' method are also shown in grey for comparison where relevant.
More information.
Note 2: Ratification information is shown below. Results based on provisional data must be considered with care. Why? |
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Warning: City of London - Upper Thames Street - All data fully ratified | |||
Warning: Lambeth - Brixton Road - Warning: Calculation included provisional data. Data after 30 Mar 2014 have not been fully ratified. | |||
Warning: Westminster - Marylebone Road - All data fully ratified | |||
Warning: Westminster - Oxford Street - All data fully ratified | |||
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