Table 1 Conventional by-minutes summary statistics PM1, PM2.5, PM10 and TSP, May-October 2012
From: Peak event analysis: a novel empirical method for the evaluation of elevated particulate events
Percentiles | Statistics | ||||||||
|---|---|---|---|---|---|---|---|---|---|
10th | 50th | 70th | 90th | 95th | Mean | Min | Max | SD | |
PM1 μg/m3 | |||||||||
May | 2.00 | 5.00 | 10.20 | 17.00 | 19.50 | 7.40 | 0.80 | 53.10 | 5.83 |
Jun | 2.70 | 5.10 | 7.40 | 12.10 | 13.50 | 6.21 | 0.80 | 63.70 | 3.65 |
July | 3.40 | 6.80 | 8.30 | 10.30 | 11.10 | 6.74 | 1.90 | 32.50 | 2.64 |
Aug | 2.60 | 5.70 | 7.30 | 10.60 | 13.10 | 6.30 | 0.60 | 67.00 | 3.68 |
Sept | 1.50 | 3.50 | 4.80 | 7.20 | 9.30 | 4.02 | 0.20 | 50.10 | 2.49 |
Oct | 2.10 | 3.20 | 3.50 | 3.90 | 4.30 | 3.11 | 1.80 | 6.00 | 0.69 |
PM2.5 μg/m3 | |||||||||
May | 4.60 | 8.50 | 13.80 | 21.10 | 23.90 | 10.92 | 2.70 | 85.00 | 6.84 |
Jun | 5.50 | 8.30 | 10.90 | 15.80 | 17.20 | 9.50 | 2.90 | 68.00 | 3.99 |
July | 6.20 | 10.10 | 11.70 | 13.80 | 14.60 | 9.93 | 4.30 | 36.90 | 2.90 |
Aug | 5.50 | 9.00 | 10.60 | 14.40 | 17.10 | 9.64 | 2.30 | 136.90 | 4.82 |
Sept | 4.00 | 6.70 | 8.10 | 10.80 | 12.90 | 7.12 | 0.90 | 88.80 | 2.94 |
Oct | 4.90 | 6.40 | 6.70 | 7.40 | 8.00 | 6.29 | 4.30 | 10.20 | 0.99 |
PM10 μg/m3 | |||||||||
May | 5.70 | 16.20 | 24.70 | 42.20 | 54.30 | 23.18 | 2.90 | 953.50 | 37.38 |
Jun | 6.60 | 11.90 | 16.30 | 22.60 | 25.70 | 13.89 | 3.30 | 182.30 | 8.65 |
July | 7.00 | 12.60 | 15.20 | 18.90 | 21.10 | 12.90 | 4.40 | 51.40 | 4.90 |
Aug | 6.70 | 11.30 | 14.00 | 20.40 | 24.80 | 13.90 | 2.30 | 800.40 | 11.32 |
Sept | 4.60 | 9.00 | 12.00 | 17.00 | 20.10 | 10.30 | 0.90 | 931.60 | 9.52 |
Oct | 6.60 | 8.80 | 9.80 | 11.50 | 13.00 | 9.06 | 4.70 | 32.00 | 2.22 |
TSP μg/m3 | |||||||||
May | 6.50 | 26.65 | 46.90 | 97.50 | 144.47 | 47.73 | 3.10 | 1,802.00 | 89.25 |
Jun | 7.80 | 16.20 | 25.10 | 38.80 | 47.40 | 23.13 | 3.50 | 5,958.00 | 63.33 |
July | 8.50 | 17.70 | 21.90 | 28.30 | 32.30 | 18.36 | 5.10 | 115.10 | 8.87 |
Aug | 7.90 | 15.40 | 19.80 | 32.60 | 46.10 | 45.15 | 2.50 | 11,210.00 | 373.11 |
Sept | 5.00 | 10.90 | 15.50 | 23.80 | 29.00 | 13.66 | 1.00 | 1782.00 | 19.42 |
Oct | 7.60 | 10.30 | 11.60 | 15.20 | 20.20 | 11.31 | 5.30 | 61.30 | 4.93 |