Research Article
The Effects of Climate and Anthropogenic Activity on Hydrologic Features in Yanhe River
Table 1
The characteristics of precipitation and runoff at the outlet (river mouth) in Yanhe River.
| | | | Annual | Spring | Summer | Fall | Winter |
| | Precipitation | Maximum (mm) | 954 | 204.6 | 440 | 308.7 | 30.8 | | Minimum (mm) | 264.6 | 17.7 | 107.3 | 45.6 | 0.3 | | Average (mm) | 531.5 | 81.8 | 299.1 | 139.4 | 11.3 | | Percentage (%) | — | 15.4 | 56.2 | 26.3 | 2.1 | | Variable coefficient | 0.26 | 0.52 | 0.28 | 0.48 | 0.68 |
| | Runoff | Maximum (104 m3) | 50206.4 | 7040.3 | 31520.2 | 10650.6 | 3692 | | Minimum (104 m3) | 4609.1 | 1036.3 | 1859 | 926.3 | 787.4 | | Average (104 m3) | 20291 | 3566.5 | 10500.4 | 4283 | 1808.5 | | Percentage (%) | — | 17.6 | 51.7 | 21.1 | 8.9 | | Variable coefficient | 0.39 | 0.37 | 0.61 | 0.52 | 0.27 |
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