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Past 24 Hours
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Air Quality Monitoring - Last 24 Hours

Disclaimer

The data used on this page comes directly from the air monitoring stations. This data may be adjusted at a later time through a standardised procedure to account for instrument errors, power interruptions and the like.

Note: these figures have not been validated. To view the most recent validated data, please click here.

 

 

Station 2 (X1) - Hourly average readings for previous 24 hours.

Note: These figures have not been validated. To view the most recent validated data, please click here.
A grey background indicates that data is temporarily unavailable.

Date Hour CO
ppm 		NO2
µg/m3 		PM10
µg/m3 		Wind
Direction 		Wind
Velocity
km/h 		PM10
µg/m3
(daily avg)
25/11/09 2am - 3am0.1020.512.4WNW615
25/11/09 3am - 4am0.1014.418.1WSW615
25/11/09 4am - 5am0.1016.419.7W315
25/11/09 5am - 6am0.1122.617.4NW315
25/11/09 6am - 7am0.1226.715.1NW515
25/11/09 7am - 8am0.1530.822.8WNW515
25/11/09 8am - 9am0.2032.923.2NW415
25/11/09 9am - 10am0.2332.920.1NNW515
25/11/0910am - 11am0.2422.69.0NNW415
25/11/0911am - 12pm0.2516.410.9NNE615
25/11/0912pm - 1pm0.2722.623.4NE715
25/11/09 1pm - 2pm0.2714.417.7ENE915
25/11/09 2pm - 3pm0.2612.311.0ENE1015
25/11/09 3pm - 4pm0.2414.413.0ENE1015
25/11/09 4pm - 5pm0.2114.49.7NE1015
25/11/09 5pm - 6pm0.1714.41.9NE1215
25/11/09 6pm - 7pm0.1614.414.9NE1115
25/11/09 7pm - 8pm0.1714.413.9NE1015
25/11/09 8pm - 9pm0.1714.416.0NE915
25/11/09 9pm - 10pm0.1816.415.1NE615
25/11/0910pm - 11pm0.1916.415.5NE515
25/11/0911pm - 12am0.1914.411.8NE515
26/11/0912am - 1am0.1910.313.0ENE515
26/11/09 1am - 2am0.19 13.4ENE4 
Station 3 (U1) - Hourly average readings for previous 24 hours.

Note: These figures have not been validated. To view the most recent validated data, please click here.
A grey background indicates that data is temporarily unavailable.

Date Hour CO
ppm 		NO2
µg/m3 		PM10
µg/m3 		Wind
Direction 		Wind
Velocity
km/h 		PM10
µg/m3
(daily avg)
25/11/09 2am - 3am0.1216.415.4WNW718
25/11/09 3am - 4am0.1212.318.9W718
25/11/09 4am - 5am0.1212.322.6WNW618
25/11/09 5am - 6am0.1322.620.1NW518
25/11/09 6am - 7am0.1426.718.2NW618
25/11/09 7am - 8am0.1628.826.1WNW518
25/11/09 8am - 9am0.2130.823.9NW518
25/11/09 9am - 10am0.2432.926.3N518
25/11/0910am - 11am0.2520.511.5N618
25/11/0911am - 12pm0.2614.412.9N718
25/11/0912pm - 1pm0.2818.527.5ENE1118
25/11/09 1pm - 2pm0.2910.318.2ENE1618
25/11/09 2pm - 3pm0.30    18
25/11/09 3pm - 4pm0.2810.318.4ENE1518
25/11/09 4pm - 5pm0.2512.312.4ENE1818
25/11/09 5pm - 6pm0.2110.37.2ENE1618
25/11/09 6pm - 7pm0.2010.311.4ENE1818
25/11/09 7pm - 8pm0.2010.317.4ENE1718
25/11/09 8pm - 9pm0.1912.322.1ENE1418
25/11/09 9pm - 10pm0.1814.419.3ENE1218
25/11/0910pm - 11pm0.1814.418.6ENE918
25/11/0911pm - 12am0.1716.415.6ENE918
26/11/0912am - 1am0.1712.315.5ENE818
26/11/09 1am - 2am0.16 15.2ENE8 
Station 4 (T1) - Hourly average readings for previous 24 hours.

Note: These figures have not been validated. To view the most recent validated data, please click here.
A grey background indicates that data is temporarily unavailable.

Date Hour CO
ppm 		NO2
µg/m3 		PM10
µg/m3 		Wind
Direction 		Wind
Velocity
km/h 		PM10
µg/m3
(daily avg)
25/11/09 2am - 3am0.1820.520.7WNW422
25/11/09 3am - 4am0.1618.527.6W522
25/11/09 4am - 5am0.1516.426.5WNW222
25/11/09 5am - 6am0.1424.623.2WNW122
25/11/09 6am - 7am0.1532.925.5WNW322
25/11/09 7am - 8am0.1837.028.4WNW322
25/11/09 8am - 9am0.2339.030.7NW322
25/11/09 9am - 10am0.2737.028.8NW222
25/11/0910am - 11am0.2824.616.7NNW422
25/11/0911am - 12pm0.3020.516.1NNE322
25/11/0912pm - 1pm0.3222.626.1NE922
25/11/09 1pm - 2pm0.3316.432.8ENE1222
25/11/09 2pm - 3pm0.3416.426.3ENE1022
25/11/09 3pm - 4pm0.3314.419.5ENE1322
25/11/09 4pm - 5pm0.3012.313.4ENE1422
25/11/09 5pm - 6pm0.2612.310.7ENE1522
25/11/09 6pm - 7pm0.2512.319.7ENE1222
25/11/09 7pm - 8pm0.2414.418.9ENE1122
25/11/09 8pm - 9pm0.2314.420.2ENE922
25/11/09 9pm - 10pm0.2220.521.1ENE722
25/11/0910pm - 11pm0.2018.521.0ENE522
25/11/0911pm - 12am0.1918.520.2ENE522
26/11/0912am - 1am0.1812.317.5ENE522
26/11/09 1am - 2am0.17 21.4E5 
Station 5 (CBMS) - Hourly average readings for previous 24 hours.

Note: These figures have not been validated. To view the most recent validated data, please click here.
A grey background indicates that data is temporarily unavailable.

Date Hour CO
ppm 		NO2
µg/m3 		PM10
µg/m3 		Wind
Direction 		Wind
Velocity
km/h 		PM10
µg/m3
(daily avg)
25/11/09 2am - 3am0.0920.518.6WNW920
25/11/09 3am - 4am0.0914.424.9W820
25/11/09 4am - 5am0.0914.424.9W620
25/11/09 5am - 6am0.1022.621.1NW520
25/11/09 6am - 7am0.1128.819.0NW820
25/11/09 7am - 8am0.1534.927.5NW720
25/11/09 8am - 9am0.1934.925.8NW720
25/11/09 9am - 10am0.2234.923.5NNW1020
25/11/0910am - 11am0.2322.613.7N1220
25/11/0911am - 12pm0.2416.414.8N1120
25/11/0912pm - 1pm0.2524.626.0NE1420
25/11/09 1pm - 2pm0.2516.422.6NE2020
25/11/09 2pm - 3pm0.2514.426.3ENE1720
25/11/09 3pm - 4pm0.2314.419.2NE2220
25/11/09 4pm - 5pm0.2110.310.5NE2520
25/11/09 5pm - 6pm0.1810.34.7NE2520
25/11/09 6pm - 7pm0.1812.320.1NE2220
25/11/09 7pm - 8pm0.1814.419.7NE2220
25/11/09 8pm - 9pm0.1714.421.9NE1920
25/11/09 9pm - 10pm0.1616.419.9NE1620
25/11/0910pm - 11pm0.1516.419.8NE1320
25/11/0911pm - 12am0.1516.416.9NE1220
26/11/0912am - 1am0.1414.417.5NE1020
26/11/09 1am - 2am0.13 20.3ENE9 

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M5 East Air quality