Research Article
Precipitation Trends over Time Using Mann-Kendall and Spearman’s rho Tests in Swat River Basin, Pakistan
Table 6
MK and SR results for seasonal and annual precipitation time series in entire basin and subbasin of Swat River.
| Subbasin | Change (mm/year) | Test | Winter | Spring | Summer | Autumn | Annual |
| A1 | −0.73 | MK | 0.55 | −0.24 | −2.42 | 3.05 | −0.34 | SR | 0.57 | 0.01 | −2.27 | 3.47 | 1.18 | A2 | −0.90 | MK | 1.28 | −0.23 | −3.85 | 1.58 | −0.81 | SR | 1.18 | −0.35 | −4.44 | 1.64 | −0.90 | A3 | 0.30 | MK | 2.66 | 0.16 | −2.65 | 3.75 | 0.24 | SR | 2.95 | 0.27 | −3.09 | 4.60 | 0.40 | A4 | 2.18 | MK | 2.42 | 0.60 | −0.21 | 0.24 | 1.66 | SR | 2.72 | 0.54 | −0.37 | 0.43 | 1.73 | A | 0.48 | MK | 2.14 | −0.11 | −2.97 | 3.07 | 0.42 | SR | 2.25 | −0.14 | −3.40 | 3.36 | 0.38 |
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Significant trend at 5% significance level of two-tailed test.
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