Table 3 County wise mean and standard deviation values of accumulated precipitation, annual mean precipitation, EI30, R-factor and R-factor density.
From: An assessment of tropical cyclones rainfall erosivity for Taiwan
County | No. of rain gauges | Number of years | Accumulated precipitation (mm) | Annual mean precipitation (mm yr−1) | EI30 (MJ ha−1 mm h−1) | R-factor (MJ ha−1 mm h−1 yr−1) | R-factor density (MJ ha−1 h−1) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Min. | Max | Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | SD | ||
Taipei | 28 | 20 | 60 | 17269.3 | 15165.9 | 553.2 | 223.0 | 99874.0 | 108511.8 | 3095.5 | 1725.2 | 5.3 | 1.01 |
Tauyoun | 8 | 20 | 26 | 10317.7 | 5363.0 | 453.5 | 248.9 | 56569.6 | 56277.3 | 2539.3 | 2752.2 | 4.7 | 1.95 |
Hsinchu | 11 | 21 | 26 | 11432.2 | 5382.3 | 456.7 | 196.1 | 68901.7 | 62573.2 | 2720.5 | 2366.3 | 5.2 | 1.83 |
Yilan | 23 | 20 | 59 | 18828.8 | 6299.0 | 781.8 | 228.9 | 147759.0 | 67813.5 | 6222.1 | 3023.5 | 7.8 | 2.66 |
Hualien | 25 | 20 | 60 | 17682.9 | 6122.5 | 760.7 | 167.5 | 143527.1 | 74744.8 | 6184.0 | 2968.1 | 7.8 | 1.99 |
Taitung | 17 | 20 | 60 | 19368.4 | 11110.3 | 703.2 | 170.8 | 145901.5 | 85452.8 | 5412.3 | 2336.4 | 7.4 | 1.91 |
Tainan | 24 | 20 | 39 | 10604.4 | 3305.6 | 458.0 | 118.6 | 88351.5 | 48149.4 | 3804.4 | 1873.1 | 8.0 | 1.55 |
Kaohsiung | 32 | 20 | 58 | 16089.5 | 6228.7 | 675.1 | 227.2 | 169071.1 | 92288.1 | 7127.7 | 3515.3 | 10.5 | 2.68 |
Pingtung | 28 | 20 | 59 | 16500.1 | 6801.8 | 697.1 | 189.6 | 175038.0 | 97840.0 | 7441.0 | 3642.6 | 10.3 | 2.48 |
Miaoli | 13 | 20 | 27 | 11554.1 | 4309.7 | 474.3 | 153.2 | 99973.8 | 56532.2 | 4088.8 | 2162.1 | 8.2 | 2.37 |
Taichung | 13 | 20 | 57 | 11290.5 | 4613.7 | 426.4 | 195.1 | 101241.0 | 73276.8 | 4052.5 | 3824.4 | 8.6 | 3.14 |
Changhua | 6 | 20 | 24 | 5517.5 | 582.9 | 254.2 | 14.5 | 31201.6 | 5918.3 | 1433.6 | 205.3 | 5.6 | 0.55 |
Nantou | 35 | 20 | 60 | 12990.1 | 6947.6 | 499.5 | 137.8 | 98448.1 | 52217.4 | 3901.6 | 1981.5 | 7.7 | 2.76 |
Yunlin | 12 | 20 | 24 | 7070.5 | 3143.2 | 323.4 | 130.3 | 49891.5 | 37044.1 | 2261.2 | 1565.6 | 6.6 | 1.55 |
Chiyayi | 16 | 21 | 60 | 15732.1 | 13295.2 | 543.6 | 262.5 | 162113.1 | 174868.6 | 5481.0 | 4492.6 | 8.8 | 2.99 |
