Historical data - past 7 days

Station 2 (X1) - Hourly average readings for previous 7 calendar days.

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)
12/03/19 1am - 2am0.118.222.0NE124
12/03/19 2am - 3am0.108.219.8NNW124
12/03/19 3am - 4am0.0910.321.3N124
12/03/19 4am - 5am0.0812.324.4NW324
12/03/19 5am - 6am0.0822.621.7NW324
12/03/19 6am - 7am0.1047.220.3NNW324
12/03/19 7am - 8am0.1353.417.9NW424
12/03/19 8am - 9am0.1543.124.5NW724
12/03/19 9am - 10am0.1628.826.5NW824
12/03/1910am - 11am0.1826.730.4NW524
12/03/1911am - 12pm0.2016.437.5W524
12/03/1912pm - 1pm0.2112.329.0W724
12/03/19 1pm - 2pm0.228.226.6W624
12/03/19 2pm - 3pm0.218.224.6W724
12/03/19 3pm - 4pm0.206.220.7W724
12/03/19 4pm - 5pm0.1922.623.0SE524
12/03/19 5pm - 6pm0.1920.524.5E724
12/03/19 6pm - 7pm0.1924.625.2ENE624
12/03/19 7pm - 8pm0.1918.520.8ENE524
12/03/19 8pm - 9pm0.1810.321.4SSW1124
12/03/19 9pm - 10pm0.174.126.5S1224
12/03/1910pm - 11pm0.154.121.2S1124
12/03/1911pm - 12am0.132.121.7S924
13/03/1912am - 1am0.116.226.0S624
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
13/03/19 1am - 2am0.092.124.3S717
13/03/19 2am - 3am0.062.121.8S717
13/03/19 3am - 4am0.032.118.6S717
13/03/19 4am - 5am0.014.116.5S517
13/03/19 5am - 6am0.016.218.9SSW917
13/03/19 6am - 7am0.0210.316.3SSW617
13/03/19 7am - 8am0.0310.317.9S617
13/03/19 8am - 9am0.0328.817.7S217
13/03/19 9am - 10am0.0422.619.6SSW417
13/03/1910am - 11am0.0424.614.4SE217
13/03/1911am - 12pm0.0520.513.3SSE317
13/03/1912pm - 1pm0.0614.417.8S417
13/03/19 1pm - 2pm0.0610.321.8SSW517
13/03/19 2pm - 3pm0.0610.320.5S317
13/03/19 3pm - 4pm0.0718.518.8S317
13/03/19 4pm - 5pm0.088.221.0S517
13/03/19 5pm - 6pm0.0810.317.6S317
13/03/19 6pm - 7pm0.0920.518.8E117
13/03/19 7pm - 8pm0.1034.913.8NE217
13/03/19 8pm - 9pm0.1134.912.3ENE317
13/03/19 9pm - 10pm0.1132.913.2ENE417
13/03/1910pm - 11pm0.1118.511.4ENE517
13/03/1911pm - 12am0.1010.313.8ENE517
14/03/1912am - 1am0.108.217.9NE517
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
14/03/19 1am - 2am0.1014.419.0NE320
14/03/19 2am - 3am0.0914.417.3N120
14/03/19 3am - 4am0.0810.314.5NNW220
14/03/19 4am - 5am0.0810.315.6N120
14/03/19 5am - 6am0.0924.615.0ENE020
14/03/19 6am - 7am0.1124.619.0W120
14/03/19 7am - 8am0.1437.014.2SSE020
14/03/19 8am - 9am0.1737.014.2N120
14/03/19 9am - 10am0.1716.420.1NE520
14/03/1910am - 11am0.1810.321.1NE820
14/03/1911am - 12pm0.198.225.5NE1120
14/03/1912pm - 1pm0.206.225.9NE1320
14/03/19 1pm - 2pm0.216.225.3NE1220
14/03/19 2pm - 3pm0.228.229.9NE1520
14/03/19 3pm - 4pm0.218.227.2NE1420
14/03/19 4pm - 5pm0.2010.327.5NE1120
14/03/19 5pm - 6pm0.2010.323.1NE1020
14/03/19 6pm - 7pm0.2112.323.2NE820
14/03/19 7pm - 8pm0.2112.326.5ENE920
14/03/19 8pm - 9pm0.208.225.3S620
14/03/19 9pm - 10pm0.1814.417.9SE220
14/03/1910pm - 11pm0.1626.712.9SSW020
14/03/1911pm - 12am0.1528.89.5NNW220
15/03/1912am - 1am0.1330.88.7WNW220
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
15/03/19 1am - 2am0.1224.67.6SW512
15/03/19 2am - 3am0.0916.46.1WNW312
15/03/19 3am - 4am0.0620.55.9W212
15/03/19 4am - 5am0.0622.65.9SW312
15/03/19 5am - 6am0.0526.75.5WNW212
15/03/19 6am - 7am0.0637.08.4WNW512
15/03/19 7am - 8am0.0739.013.2W512
15/03/19 8am - 9am0.0937.010.5WSW412
15/03/19 9am - 10am0.0820.510.0SSW812
15/03/1910am - 11am0.084.112.3SSW1512
15/03/1911am - 12pm0.076.211.8SSW1312
15/03/1912pm - 1pm0.066.210.7SSW1212
15/03/19 1pm - 2pm0.054.113.5SSW1612
15/03/19 2pm - 3pm0.034.112.7SSW1812
15/03/19 3pm - 4pm0.004.115.2SSW1912
15/03/19 4pm - 5pm-0.024.116.1SSW1812
15/03/19 5pm - 6pm-0.044.117.4SSW1512
15/03/19 6pm - 7pm-0.044.114.5SSW1612
15/03/19 7pm - 8pm-0.054.112.2SSW1312
15/03/19 8pm - 9pm-0.064.116.4SSW1412
15/03/19 9pm - 10pm-0.064.119.3SSW1212
15/03/1910pm - 11pm-0.066.214.4SSW612
15/03/1911pm - 12am-0.0614.411.2SSW712
16/03/1912am - 1am-0.046.29.3SSW1112
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
16/03/19 1am - 2am-0.046.27.7S512
16/03/19 2am - 3am-0.026.27.0S512
16/03/19 3am - 4am0.008.28.1SSE512
16/03/19 4am - 5am0.016.27.4S612
16/03/19 5am - 6am0.038.29.9S512
16/03/19 6am - 7am0.0518.510.4S312
16/03/19 7am - 8am0.0620.514.4S312
16/03/19 8am - 9am0.0616.411.1SE512
16/03/19 9am - 10am0.0720.511.8SE612
16/03/1910am - 11am0.0720.514.3SSE412
16/03/1911am - 12pm0.0716.415.0S512
16/03/1912pm - 1pm0.0812.319.4S412
16/03/19 1pm - 2pm0.0810.318.2S512
16/03/19 2pm - 3pm0.096.216.4S512
16/03/19 3pm - 4pm0.096.212.1S612
16/03/19 4pm - 5pm0.096.212.2S512
16/03/19 5pm - 6pm0.098.215.4S412
16/03/19 6pm - 7pm0.0910.312.3S412
16/03/19 7pm - 8pm0.0920.59.3S312
16/03/19 8pm - 9pm0.0810.38.3S412
16/03/19 9pm - 10pm0.0816.410.4S312
16/03/1910pm - 11pm0.0816.410.3SSE212
16/03/1911pm - 12am0.0714.48.6SE412
17/03/1912am - 1am0.0716.49.8SSE312
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
17/03/19 1am - 2am0.076.29.3S48
17/03/19 2am - 3am0.076.211.6S58
17/03/19 3am - 4am0.076.215.9S58
17/03/19 4am - 5am0.074.113.4S58
17/03/19 5am - 6am0.062.113.0SSW78
17/03/19 6am - 7am0.062.117.4SSW98
17/03/19 7am - 8am0.064.114.9SSW118
17/03/19 8am - 9am0.064.112.5SW138
17/03/19 9am - 10am0.068.210.2WSW118
17/03/1910am - 11am0.0612.39.2W118
17/03/1911am - 12pm0.0610.38.0WSW118
17/03/1912pm - 1pm0.0614.47.8WSW98
17/03/19 1pm - 2pm0.0614.46.0W68
17/03/19 2pm - 3pm0.0712.35.2SW78
17/03/19 3pm - 4pm0.088.24.6SW98
17/03/19 4pm - 5pm0.088.24.0WSW78
17/03/19 5pm - 6pm0.0810.33.8WSW78
17/03/19 6pm - 7pm0.0912.33.8W88
17/03/19 7pm - 8pm0.1014.43.9WSW78
17/03/19 8pm - 9pm0.1014.45.7WSW78
17/03/19 9pm - 10pm0.1116.44.7WNW88
17/03/1910pm - 11pm0.1018.54.5WNW98
17/03/1911pm - 12am0.1016.44.1NW98
18/03/1912am - 1am0.0912.33.8WNW98
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
18/03/19 1am - 2am0.0914.44.9NW96
18/03/19 2am - 3am0.0818.59.5NW96
18/03/19 3am - 4am0.0712.37.6NNW66
18/03/19 4am - 5am0.066.26.2N76
18/03/19 5am - 6am0.0510.34.5NNW36
18/03/19 6am - 7am0.0522.63.9NW36
18/03/19 7am - 8am0.0630.84.0WNW46
18/03/19 8am - 9am0.0830.86.0N46
18/03/19 9am - 10am0.0920.55.0NNW66
18/03/1910am - 11am0.0912.34.2NW66
18/03/1911am - 12pm0.098.24.0NW66
18/03/1912pm - 1pm0.118.23.5NW66
18/03/19 1pm - 2pm0.1212.32.5NW26
18/03/19 2pm - 3pm0.1214.43.0SE06
18/03/19 3pm - 4pm0.1218.54.9SSW66
18/03/19 4pm - 5pm0.1114.44.7SSW46
18/03/19 5pm - 6pm0.1112.36.2SSW46
18/03/19 6pm - 7pm0.1212.310.8SSW36
18/03/19 7pm - 8pm0.1322.67.7SW26
18/03/19 8pm - 9pm0.1545.25.8WNW26
18/03/19 9pm - 10pm0.1641.15.3W36
18/03/1910pm - 11pm0.1732.95.2W36
18/03/1911pm - 12am0.1726.75.7WSW36
19/03/1912am - 1am0.1716.48.8SW26
Station 3 (U1) - Hourly average readings for previous 7 calendar days.

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)
12/03/19 1am - 2am0.116.220.8NE324
12/03/19 2am - 3am0.118.224.5NW224
12/03/19 3am - 4am0.1110.317.5N224
12/03/19 4am - 5am0.1212.318.5WNW424
12/03/19 5am - 6am0.1322.618.5WNW424
12/03/19 6am - 7am0.1543.117.2NW524
12/03/19 7am - 8am0.2049.343.3WNW424
12/03/19 8am - 9am0.2345.223.9WNW724
12/03/19 9am - 10am0.2528.831.4WNW824
12/03/1910am - 11am0.2524.614.7NW524
12/03/1911am - 12pm0.2514.4-11.7W724
12/03/1912pm - 1pm0.2410.311.6W1124
12/03/19 1pm - 2pm0.226.2-8.8W924
12/03/19 2pm - 3pm0.186.2-5.3W1224
12/03/19 3pm - 4pm0.126.2-7.2W1124
12/03/19 4pm - 5pm0.0824.6111.4SE824
12/03/19 5pm - 6pm0.0724.636.5E1224
12/03/19 6pm - 7pm0.0622.654.9ENE924
12/03/19 7pm - 8pm0.0620.530.1ENE824
12/03/19 8pm - 9pm0.0712.349.3S1824
12/03/19 9pm - 10pm0.074.117.0SSE2424
12/03/1910pm - 11pm0.092.120.2SSE2324
12/03/1911pm - 12am0.102.121.9SSE1924
13/03/1912am - 1am0.104.122.4SSE1624
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
13/03/19 1am - 2am0.092.123.7SSE1518
13/03/19 2am - 3am0.090.012.3SSE1418
13/03/19 3am - 4am0.084.113.9SSE1418
13/03/19 4am - 5am0.078.220.3SSE1418
13/03/19 5am - 6am0.0710.322.9SSW1118
13/03/19 6am - 7am0.0712.322.2SSW918
13/03/19 7am - 8am0.0712.312.5SSE1518
13/03/19 8am - 9am0.0830.814.6SE1318
13/03/19 9am - 10am0.0928.821.5S718
13/03/1910am - 11am0.1028.817.6SE718
13/03/1911am - 12pm0.1124.621.0SE718
13/03/1912pm - 1pm0.1118.514.2SSE918
13/03/19 1pm - 2pm0.1210.315.2S1018
13/03/19 2pm - 3pm0.1112.330.5SSE618
13/03/19 3pm - 4pm0.1224.616.6SSE718
13/03/19 4pm - 5pm0.118.213.2SSE918
13/03/19 5pm - 6pm0.1112.319.3SSE718
13/03/19 6pm - 7pm0.1122.619.0ESE318
13/03/19 7pm - 8pm0.1234.913.7NE318
13/03/19 8pm - 9pm0.1339.08.1E618
13/03/19 9pm - 10pm0.1437.018.7ENE618
13/03/1910pm - 11pm0.1420.518.0ENE918
13/03/1911pm - 12am0.138.220.0ENE918
14/03/1912am - 1am0.1310.326.7ENE918
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
14/03/19 1am - 2am0.1312.314.9ENE417
14/03/19 2am - 3am0.1312.312.2NNE317
14/03/19 3am - 4am0.1112.311.7WNW317
14/03/19 4am - 5am0.1010.312.5N117
14/03/19 5am - 6am0.1024.610.9E117
14/03/19 6am - 7am0.1126.711.9WSW417
14/03/19 7am - 8am0.1439.023.6SSW017
14/03/19 8am - 9am0.1739.048.5NW217
14/03/19 9am - 10am0.1818.5-7.3NNE1017
14/03/1910am - 11am0.1814.422.3NE1217
14/03/1911am - 12pm0.1810.321.1NE1517
14/03/1912pm - 1pm0.188.223.3NE1717
14/03/19 1pm - 2pm0.188.224.1NE1917
14/03/19 2pm - 3pm0.178.224.2NE2117
14/03/19 3pm - 4pm0.1510.322.7NE1817
14/03/19 4pm - 5pm0.1210.325.0NE2017
14/03/19 5pm - 6pm0.1212.326.1NE1617
14/03/19 6pm - 7pm0.1214.431.8NE1717
14/03/19 7pm - 8pm0.1212.330.6ENE1417
14/03/19 8pm - 9pm0.128.2-25.6SSE1517
14/03/19 9pm - 10pm0.1218.57.6ESE717
14/03/1910pm - 11pm0.1332.912.6SSE317
14/03/1911pm - 12am0.1328.85.1NW317
15/03/1912am - 1am0.1330.87.6W517
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
15/03/19 1am - 2am0.1320.53.0WSW912
15/03/19 2am - 3am0.1312.33.6W412
15/03/19 3am - 4am0.1220.56.6W312
15/03/19 4am - 5am0.1330.84.7SW412
15/03/19 5am - 6am0.1328.83.3WSW312
15/03/19 6am - 7am0.1439.05.8W512
15/03/19 7am - 8am0.1645.216.0W712
15/03/19 8am - 9am0.1845.226.5W712
15/03/19 9am - 10am0.1924.66.8SW1012
15/03/1910am - 11am0.188.210.9SSW2212
15/03/1911am - 12pm0.188.220.1S2112
15/03/1912pm - 1pm0.178.219.1S1912
15/03/19 1pm - 2pm0.168.216.0SSW2112
15/03/19 2pm - 3pm0.136.28.6SSW2312
15/03/19 3pm - 4pm0.106.210.2SSW2412
15/03/19 4pm - 5pm0.076.217.6SSW2412
15/03/19 5pm - 6pm0.066.215.5S2212
15/03/19 6pm - 7pm0.056.211.0SSW2112
15/03/19 7pm - 8pm0.046.27.3SSW1912
15/03/19 8pm - 9pm0.046.235.0SSW1912
15/03/19 9pm - 10pm0.046.210.9SSW1812
15/03/1910pm - 11pm0.046.212.5SW912
15/03/1911pm - 12am0.0414.410.6SW912
16/03/1912am - 1am0.058.29.3SSW1312
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
16/03/19 1am - 2am0.056.212.9SSE1113
16/03/19 2am - 3am0.068.26.9SE1413
16/03/19 3am - 4am0.068.211.8SE1413
16/03/19 4am - 5am0.066.23.5SE1513
16/03/19 5am - 6am0.0614.414.5SE1313
16/03/19 6am - 7am0.0720.515.6SE1113
16/03/19 7am - 8am0.0826.714.7SE1113
16/03/19 8am - 9am0.0820.58.0SE1313
16/03/19 9am - 10am0.0820.58.5SE1713
16/03/1910am - 11am0.0822.68.8SE1813
16/03/1911am - 12pm0.0818.516.6SE1413
16/03/1912pm - 1pm0.0914.422.4SE1513
16/03/19 1pm - 2pm0.098.25.7SE1913
16/03/19 2pm - 3pm0.086.211.5SE1713
16/03/19 3pm - 4pm0.076.216.3SSE1613
16/03/19 4pm - 5pm0.078.213.2SSE1513
16/03/19 5pm - 6pm0.0612.325.6SE1213
16/03/19 6pm - 7pm0.0712.38.4SSE813
16/03/19 7pm - 8pm0.0724.66.4SE1013
16/03/19 8pm - 9pm0.0714.411.9SSE913
16/03/19 9pm - 10pm0.0820.511.9SE1413
16/03/1910pm - 11pm0.0824.616.9SE913
16/03/1911pm - 12am0.0912.321.7ESE1313
17/03/1912am - 1am0.0916.410.9SE1313
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
17/03/19 1am - 2am0.0910.311.5SE115
17/03/19 2am - 3am0.086.212.7SE155
17/03/19 3am - 4am0.086.212.3SE145
17/03/19 4am - 5am0.074.113.6SSE125
17/03/19 5am - 6am0.062.117.6S135
17/03/19 6am - 7am0.054.112.7S155
17/03/19 7am - 8am0.054.16.2SSW155
17/03/19 8am - 9am0.054.10.1SW195
17/03/19 9am - 10am0.068.20.6WSW195
17/03/1910am - 11am0.0612.30.2W185
17/03/1911am - 12pm0.0710.31.9WSW185
17/03/1912pm - 1pm0.0812.34.2W145
17/03/19 1pm - 2pm0.0814.412.7W115
17/03/19 2pm - 3pm0.0912.37.6WSW135
17/03/19 3pm - 4pm0.098.24.0WSW155
17/03/19 4pm - 5pm0.096.21.6WSW145
17/03/19 5pm - 6pm0.0910.3-0.3W125
17/03/19 6pm - 7pm0.0912.31.8W135
17/03/19 7pm - 8pm0.0912.32.3WSW135
17/03/19 8pm - 9pm0.0914.42.8WSW125
17/03/19 9pm - 10pm0.0916.44.0WNW95
17/03/1910pm - 11pm0.0918.5-0.6WNW115
17/03/1911pm - 12am0.1014.42.4WNW95
18/03/1912am - 1am0.1012.3-1.1WNW105
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
18/03/19 1am - 2am0.098.24.1NW106
18/03/19 2am - 3am0.0912.36.3NW96
18/03/19 3am - 4am0.0814.42.0NNW76
18/03/19 4am - 5am0.088.21.7NNW76
18/03/19 5am - 6am0.0712.33.4NW36
18/03/19 6am - 7am0.0724.66.2NW36
18/03/19 7am - 8am0.0837.07.5W66
18/03/19 8am - 9am0.1037.014.5NNW56
18/03/19 9am - 10am0.1126.7-8.7NNW66
18/03/1910am - 11am0.1114.4-1.5NW126
18/03/1911am - 12pm0.1210.32.4NW66
18/03/1912pm - 1pm0.1110.3-0.1NW76
18/03/19 1pm - 2pm0.1110.34.1NW36
18/03/19 2pm - 3pm0.1014.47.4SW16
18/03/19 3pm - 4pm0.0926.716.3S106
18/03/19 4pm - 5pm0.0718.53.3S96
18/03/19 5pm - 6pm0.0612.36.7S86
18/03/19 6pm - 7pm0.0614.49.5S56
18/03/19 7pm - 8pm0.0822.69.0WSW26
18/03/19 8pm - 9pm0.1041.111.4WNW26
18/03/19 9pm - 10pm0.1343.112.8W66
18/03/1910pm - 11pm0.1534.99.6W66
18/03/1911pm - 12am0.1628.810.6W66
19/03/1912am - 1am0.1618.58.2SW46
Station 4 (T1) - Hourly average readings for previous 7 calendar days.

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)
12/03/19 1am - 2am0.1414.422.1NNE031
12/03/19 2am - 3am0.1410.325.0WNW031
12/03/19 3am - 4am0.1416.416.3NNW031
12/03/19 4am - 5am0.1518.515.2W131
12/03/19 5am - 6am0.1739.031.6N031
12/03/19 6am - 7am0.2043.138.5NNE031
12/03/19 7am - 8am0.2751.392.0WNW131
12/03/19 8am - 9am0.3145.248.3WNW531
12/03/19 9am - 10am0.3330.829.3WNW631
12/03/1910am - 11am0.3328.825.2WNW331
12/03/1911am - 12pm0.3320.52.5W731
12/03/1912pm - 1pm0.3322.617.2W1031
12/03/19 1pm - 2pm0.3112.31.7W731
12/03/19 2pm - 3pm0.2912.32.6W1031
12/03/19 3pm - 4pm0.2314.4-1.0W731
12/03/19 4pm - 5pm0.2232.986.2ESE431
12/03/19 5pm - 6pm0.2124.639.2ENE631
12/03/19 6pm - 7pm0.2124.651.4ENE531
12/03/19 7pm - 8pm0.2126.736.5ENE331
12/03/19 8pm - 9pm0.2222.648.6S731
12/03/19 9pm - 10pm0.238.224.3S731
12/03/1910pm - 11pm0.2310.329.9S631
12/03/1911pm - 12am0.238.226.1S531
13/03/1912am - 1am0.2214.426.3S431
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
13/03/19 1am - 2am0.206.227.8S421
13/03/19 2am - 3am0.1910.316.9S521
13/03/19 3am - 4am0.1810.318.9S321
13/03/19 4am - 5am0.1812.321.0SSE221
13/03/19 5am - 6am0.1810.325.3SW421
13/03/19 6am - 7am0.1818.522.0SW521
13/03/19 7am - 8am0.2026.716.9S321
13/03/19 8am - 9am0.2239.018.9ESE121
13/03/19 9am - 10am0.2434.924.4SSW221
13/03/1910am - 11am0.2439.019.6ESE121
13/03/1911am - 12pm0.2537.023.6ESE221
13/03/1912pm - 1pm0.2618.525.0SSW321
13/03/19 1pm - 2pm0.2716.420.8S321
13/03/19 2pm - 3pm0.2718.530.7SSE121
13/03/19 3pm - 4pm0.2828.817.8S321
13/03/19 4pm - 5pm0.2814.414.9S321
13/03/19 5pm - 6pm0.2822.621.0S221
13/03/19 6pm - 7pm0.2832.921.7E021
13/03/19 7pm - 8pm0.3043.117.9NE121
13/03/19 8pm - 9pm0.3037.015.4ENE121
13/03/19 9pm - 10pm0.3130.822.2ENE221
13/03/1910pm - 11pm0.3024.622.3E321
13/03/1911pm - 12am0.2920.523.2ENE321
14/03/1912am - 1am0.2818.528.0NE321
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
14/03/19 1am - 2am0.2712.314.7NE121
14/03/19 2am - 3am0.2610.315.4N021
14/03/19 3am - 4am0.2416.412.4W121
14/03/19 4am - 5am0.2324.612.2NNW021
14/03/19 5am - 6am0.2332.915.4W121
14/03/19 6am - 7am0.2528.819.3W221
14/03/19 7am - 8am0.3030.832.6WNW121
14/03/19 8am - 9am0.3434.953.6NNW121
14/03/19 9am - 10am0.3416.46.5NE621
14/03/1910am - 11am0.3314.425.2NE921
14/03/1911am - 12pm0.3410.326.2NE1121
14/03/1912pm - 1pm0.348.227.2NE1221
14/03/19 1pm - 2pm0.338.228.2NE1221
14/03/19 2pm - 3pm0.318.229.4NE1321
14/03/19 3pm - 4pm0.278.226.3NE1421
14/03/19 4pm - 5pm0.2412.328.2NE1121
14/03/19 5pm - 6pm0.2412.329.2ENE1121
14/03/19 6pm - 7pm0.2412.334.1NE821
14/03/19 7pm - 8pm0.2414.431.8ENE621
14/03/19 8pm - 9pm0.2416.4-11.8SSE421
14/03/19 9pm - 10pm0.2428.89.6ESE121
14/03/1910pm - 11pm0.2441.111.4SSW021
14/03/1911pm - 12am0.2434.96.8W121
15/03/1912am - 1am0.2434.911.2W321
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
15/03/19 1am - 2am0.2418.52.6WSW515
15/03/19 2am - 3am0.2312.34.2W115
15/03/19 3am - 4am0.2322.65.6W215
15/03/19 4am - 5am0.2430.84.5WSW215
15/03/19 5am - 6am0.2426.75.3WSW215
15/03/19 6am - 7am0.2634.910.8W215
15/03/19 7am - 8am0.2939.018.0W415
15/03/19 8am - 9am0.3139.027.1W515
15/03/19 9am - 10am0.3222.610.3SW715
15/03/1910am - 11am0.3110.319.4SW915
15/03/1911am - 12pm0.318.224.6SSW915
15/03/1912pm - 1pm0.3012.324.6SSW915
15/03/19 1pm - 2pm0.298.220.6SSW915
15/03/19 2pm - 3pm0.2610.316.3SSW1015
15/03/19 3pm - 4pm0.248.217.6SSW1015
15/03/19 4pm - 5pm0.216.221.2SSW915
15/03/19 5pm - 6pm0.206.220.4SSW1015
15/03/19 6pm - 7pm0.206.216.5SSW915
15/03/19 7pm - 8pm0.198.212.0SSW915
15/03/19 8pm - 9pm0.1910.331.4SSW815
15/03/19 9pm - 10pm0.196.29.2SW715
15/03/1910pm - 11pm0.198.211.6SW315
15/03/1911pm - 12am0.1916.410.3WSW315
16/03/1912am - 1am0.1910.38.8SW515
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
16/03/19 1am - 2am0.198.211.2SSE115
16/03/19 2am - 3am0.196.27.1SSE215
16/03/19 3am - 4am0.198.213.4ESE115
16/03/19 4am - 5am0.186.27.1SSE015
16/03/19 5am - 6am0.1810.313.6SE015
16/03/19 6am - 7am0.1924.615.5E115
16/03/19 7am - 8am0.1934.916.2SE115
16/03/19 8am - 9am0.1926.711.3ESE315
16/03/19 9am - 10am0.1924.614.0ESE415
16/03/1910am - 11am0.1930.816.0ESE215
16/03/1911am - 12pm0.2026.723.1SSE215
16/03/1912pm - 1pm0.2020.523.0SE215
16/03/19 1pm - 2pm0.2014.412.0SE315
16/03/19 2pm - 3pm0.2010.314.7SSE315
16/03/19 3pm - 4pm0.2012.317.5SSE415
16/03/19 4pm - 5pm0.2016.415.0SSE215
16/03/19 5pm - 6pm0.2018.524.2SE115
16/03/19 6pm - 7pm0.2018.56.2SSE115
16/03/19 7pm - 8pm0.2032.910.4SSE115
16/03/19 8pm - 9pm0.2024.614.7S115
16/03/19 9pm - 10pm0.2026.712.2ESE115
16/03/1910pm - 11pm0.2130.818.7SSE115
16/03/1911pm - 12am0.2016.418.2ESE215
17/03/1912am - 1am0.2020.513.3E215
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
17/03/19 1am - 2am0.2018.512.4SSE16
17/03/19 2am - 3am0.2010.314.5S26
17/03/19 3am - 4am0.2010.313.9SSE16
17/03/19 4am - 5am0.198.215.4S26
17/03/19 5am - 6am0.196.218.2S46
17/03/19 6am - 7am0.194.113.5SSW56
17/03/19 7am - 8am0.194.18.1SW76
17/03/19 8am - 9am0.206.21.3WSW96
17/03/19 9am - 10am0.218.21.2WSW116
17/03/1910am - 11am0.2112.31.6W106
17/03/1911am - 12pm0.2212.32.5WSW116
17/03/1912pm - 1pm0.2216.44.6W86
17/03/19 1pm - 2pm0.2316.412.1W66
17/03/19 2pm - 3pm0.2310.35.7WSW86
17/03/19 3pm - 4pm0.248.23.3WSW76
17/03/19 4pm - 5pm0.246.21.1WSW96
17/03/19 5pm - 6pm0.2410.32.4W76
17/03/19 6pm - 7pm0.2414.42.1W86
17/03/19 7pm - 8pm0.2516.43.5WSW66
17/03/19 8pm - 9pm0.2514.42.7W66
17/03/19 9pm - 10pm0.2518.54.3W36
17/03/1910pm - 11pm0.2520.50.8W36
17/03/1911pm - 12am0.2516.43.0WNW36
18/03/1912am - 1am0.2414.4-0.3WNW66
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
18/03/19 1am - 2am0.238.24.0WNW39
18/03/19 2am - 3am0.2310.35.8WNW39
18/03/19 3am - 4am0.2214.41.7NNW29
18/03/19 4am - 5am0.2110.31.4N29
18/03/19 5am - 6am0.2128.84.8NW09
18/03/19 6am - 7am0.2132.98.2WNW19
18/03/19 7am - 8am0.2332.911.4WNW29
18/03/19 8am - 9am0.2632.915.3NNW19
18/03/19 9am - 10am0.2722.6-3.8NW29
18/03/1910am - 11am0.2714.46.2WNW39
18/03/1911am - 12pm0.2710.36.4WNW39
18/03/1912pm - 1pm0.2810.33.0NW39
18/03/19 1pm - 2pm0.2814.47.3NNW19
18/03/19 2pm - 3pm0.2824.69.1SE19
18/03/19 3pm - 4pm0.2728.815.6SSW49
18/03/19 4pm - 5pm0.2624.66.2S29
18/03/19 5pm - 6pm0.2624.69.3SSW29
18/03/19 6pm - 7pm0.2724.610.0SSW29
18/03/19 7pm - 8pm0.2834.915.2W29
18/03/19 8pm - 9pm0.3243.117.4W19
18/03/19 9pm - 10pm0.3547.216.1W39
18/03/1910pm - 11pm0.3641.112.9W19
18/03/1911pm - 12am0.3634.912.7W39
19/03/1912am - 1am0.3622.69.9WSW29
Station 5 (CBMS) - Hourly average readings for previous 7 calendar days.

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)
12/03/19 1am - 2am0.178.222.3NNE328
12/03/19 2am - 3am0.178.225.9NNW328
12/03/19 3am - 4am0.178.224.7N528
12/03/19 4am - 5am0.168.221.7NW628
12/03/19 5am - 6am0.1724.628.7WNW628
12/03/19 6am - 7am0.1851.325.0NW728
12/03/19 7am - 8am0.2151.325.5NW728
12/03/19 8am - 9am0.2339.031.7WNW1228
12/03/19 9am - 10am0.2532.938.8WNW1228
12/03/1910am - 11am0.2526.736.4NW1028
12/03/1911am - 12pm0.2514.439.1W928
12/03/1912pm - 1pm0.2412.317.9WNW1228
12/03/19 1pm - 2pm0.246.216.8W1228
12/03/19 2pm - 3pm0.226.214.0WNW1428
12/03/19 3pm - 4pm0.186.214.2W1228
12/03/19 4pm - 5pm0.1726.717.2ESE928
12/03/19 5pm - 6pm0.1622.630.5E1228
12/03/19 6pm - 7pm0.1622.636.6ENE928
12/03/19 7pm - 8pm0.1716.441.6NE928
12/03/19 8pm - 9pm0.1710.326.3SSE1728
12/03/19 9pm - 10pm0.174.129.1SSE2128
12/03/1910pm - 11pm0.174.130.5SSE2028
12/03/1911pm - 12am0.172.136.1SSE1828
13/03/1912am - 1am0.164.136.7SE1528
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
13/03/19 1am - 2am0.152.133.0SSE1221
13/03/19 2am - 3am0.134.132.3SSE1321
13/03/19 3am - 4am0.004.125.3SSE1221
13/03/19 4am - 5am-0.124.127.6SE1221
13/03/19 5am - 6am-0.236.222.8SSW1021
13/03/19 6am - 7am-0.3510.319.7S1021
13/03/19 7am - 8am-0.4610.315.5SE1321
13/03/19 8am - 9am-0.5612.310.6SE1221
13/03/19 9am - 10am-0.6720.517.0S521
13/03/1910am - 11am-0.7522.617.0SE521
13/03/1911am - 12pm-0.7116.419.3S521
13/03/1912pm - 1pm-0.5812.323.8SSE621
13/03/19 1pm - 2pm-0.468.220.9SSE821
13/03/19 2pm - 3pm-0.3410.319.8SSE721
13/03/19 3pm - 4pm-0.2118.516.6SSE621
13/03/19 4pm - 5pm-0.098.212.5SSE821
13/03/19 5pm - 6pm0.0312.318.2SSE621
13/03/19 6pm - 7pm0.1618.519.9ESE321
13/03/19 7pm - 8pm0.1734.918.8NE421
13/03/19 8pm - 9pm0.1834.916.6E621
13/03/19 9pm - 10pm0.1820.523.1ENE621
13/03/1910pm - 11pm0.1818.523.7ENE721
13/03/1911pm - 12am0.1814.420.8ENE821
14/03/1912am - 1am0.1812.328.3NE921
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
14/03/19 1am - 2am0.178.220.3NE518
14/03/19 2am - 3am0.178.211.8NNE418
14/03/19 3am - 4am0.158.29.9NW318
14/03/19 4am - 5am0.1412.39.7N218
14/03/19 5am - 6am0.1422.616.8ENE318
14/03/19 6am - 7am0.1524.614.3NW118
14/03/19 7am - 8am0.1634.917.4ENE018
14/03/19 8am - 9am0.1834.922.2NNW218
14/03/19 9am - 10am0.1918.524.1NNE1518
14/03/1910am - 11am0.1916.424.8NNE2118
14/03/1911am - 12pm0.1914.421.8NNE2518
14/03/1912pm - 1pm0.1912.320.4NNE2718
14/03/19 1pm - 2pm0.1810.324.6NE2918
14/03/19 2pm - 3pm0.1810.320.4NE3018
14/03/19 3pm - 4pm0.1612.324.9NNE3218
14/03/19 4pm - 5pm0.1412.323.8NE2718
14/03/19 5pm - 6pm0.1414.421.3NE2218
14/03/19 6pm - 7pm0.1412.323.3NE1918
14/03/19 7pm - 8pm0.1412.315.0ENE1518
14/03/19 8pm - 9pm0.138.214.8SE1318
14/03/19 9pm - 10pm0.1310.311.6ESE518
14/03/1910pm - 11pm0.1324.67.6SE318
14/03/1911pm - 12am0.1324.613.8WNW318
15/03/1912am - 1am0.1326.711.8W718
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
15/03/19 1am - 2am0.1314.48.9WSW912
15/03/19 2am - 3am0.1218.57.6W412
15/03/19 3am - 4am0.1328.83.0WSW312
15/03/19 4am - 5am0.1428.83.6SW412
15/03/19 5am - 6am0.1626.79.7WSW312
15/03/19 6am - 7am0.1834.95.7W512
15/03/19 7am - 8am0.2137.02.6W712
15/03/19 8am - 9am0.2334.99.3WSW712
15/03/19 9am - 10am0.2416.411.8SSW1012
15/03/1910am - 11am0.246.210.6S2012
15/03/1911am - 12pm0.246.227.3S1712
15/03/1912pm - 1pm0.236.218.9S1712
15/03/19 1pm - 2pm0.214.118.3S2112
15/03/19 2pm - 3pm0.194.120.8S2312
15/03/19 3pm - 4pm0.164.117.9S2312
15/03/19 4pm - 5pm0.144.117.3S2312
15/03/19 5pm - 6pm0.134.121.0S2112
15/03/19 6pm - 7pm0.134.121.0S2012
15/03/19 7pm - 8pm0.134.120.3S1712
15/03/19 8pm - 9pm0.136.212.9SSW1812
15/03/19 9pm - 10pm0.134.111.5SSW1412
15/03/1910pm - 11pm0.136.25.8SW712
15/03/1911pm - 12am0.1418.52.8SSW612
16/03/1912am - 1am0.156.21.1SSW1112
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
16/03/19 1am - 2am0.154.12.6SSE1112
16/03/19 2am - 3am0.150.08.8SE1312
16/03/19 3am - 4am0.144.17.3SE1412
16/03/19 4am - 5am0.142.111.4SE1412
16/03/19 5am - 6am0.132.115.7SE1412
16/03/19 6am - 7am0.136.213.1SE1412
16/03/19 7am - 8am0.128.213.7SE1212
16/03/19 8am - 9am0.1112.310.0SE1112
16/03/19 9am - 10am0.1112.310.3ESE1512
16/03/1910am - 11am0.1116.413.7SE1612
16/03/1911am - 12pm0.118.220.9SE1412
16/03/1912pm - 1pm0.118.220.0SE1312
16/03/19 1pm - 2pm0.114.119.8SE1812
16/03/19 2pm - 3pm0.114.116.9SE1312
16/03/19 3pm - 4pm0.114.115.4SE1412
16/03/19 4pm - 5pm0.104.19.5SE1112
16/03/19 5pm - 6pm0.106.214.8SE1212
16/03/19 6pm - 7pm0.118.211.9SSE812
16/03/19 7pm - 8pm0.118.210.7SE812
16/03/19 8pm - 9pm0.118.26.8SE912
16/03/19 9pm - 10pm0.118.24.1SE1412
16/03/1910pm - 11pm0.116.25.7SE1112
16/03/1911pm - 12am0.118.213.3SE1312
17/03/1912am - 1am0.104.116.4SE1312
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
17/03/19 1am - 2am0.104.120.6SE145
17/03/19 2am - 3am0.092.115.4SE145
17/03/19 3am - 4am0.104.19.5SE125
17/03/19 4am - 5am0.102.115.3SE105
17/03/19 5am - 6am0.102.117.8SSE125
17/03/19 6am - 7am0.102.115.9S145
17/03/19 7am - 8am0.104.114.1SSW135
17/03/19 8am - 9am0.116.23.8SW155
17/03/19 9am - 10am0.128.21.8WSW175
17/03/1910am - 11am0.1312.3-0.8W185
17/03/1911am - 12pm0.1310.31.2WSW165
17/03/1912pm - 1pm0.1314.42.8W145
17/03/19 1pm - 2pm0.1412.30.6W115
17/03/19 2pm - 3pm0.1410.3-4.2WSW125
17/03/19 3pm - 4pm0.156.2-5.7WSW125
17/03/19 4pm - 5pm0.146.2-2.1WSW125
17/03/19 5pm - 6pm0.148.2-2.9W125
17/03/19 6pm - 7pm0.1414.4-1.9W135
17/03/19 7pm - 8pm0.1412.3-0.7WSW125
17/03/19 8pm - 9pm0.148.22.0WSW105
17/03/19 9pm - 10pm0.1318.51.8W95
17/03/1910pm - 11pm0.1316.40.2W125
17/03/1911pm - 12am0.1314.42.0WNW105
18/03/1912am - 1am0.1310.32.0WNW135
Date Hour CO
ppm
NO2
µg/m3
PM10
µg/m3
Wind
Direction
Wind
Velocity
km/h
PM10
µg/m3
(daily avg)
18/03/19 1am - 2am0.138.21.9NW143
18/03/19 2am - 3am0.1210.31.0NW143
18/03/19 3am - 4am0.128.21.0NW113
18/03/19 4am - 5am0.118.20.8NNW113
18/03/19 5am - 6am0.1010.3-2.2NW73
18/03/19 6am - 7am0.1022.6-3.7WNW53
18/03/19 7am - 8am0.1130.80.3WNW73
18/03/19 8am - 9am0.1328.83.9NNW103
18/03/19 9am - 10am0.1416.42.9NW113
18/03/1910am - 11am0.1410.31.8NW113
18/03/1911am - 12pm0.148.20.0WNW113
18/03/1912pm - 1pm0.148.20.2NW123
18/03/19 1pm - 2pm0.1410.32.0NW43
18/03/19 2pm - 3pm0.1414.42.4E13
18/03/19 3pm - 4pm0.1322.66.9S93
18/03/19 4pm - 5pm0.1318.55.8S83
18/03/19 5pm - 6pm0.1314.44.2SSE63
18/03/19 6pm - 7pm0.1316.45.8SSE43
18/03/19 7pm - 8pm0.1424.64.2SW33
18/03/19 8pm - 9pm0.1743.16.3WSW33
18/03/19 9pm - 10pm0.1943.19.8WSW63
18/03/1910pm - 11pm0.2037.06.8W63
18/03/1911pm - 12am0.2130.84.8WSW83
19/03/1912am - 1am0.2118.53.1SW33

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