Surface Run-off, Soil Erosion and Slope Instability - Semi-quantitative Approaches for Landslide Assessment and Prediction - page 140

Table 4.11 (continued)
Watershed

Parameters Jan Feb Mar Apl May Jun July Aug Sept Oct Nov Dec

VI Rainfall 12.57 16.67 43.76 94.85 302.8 728.4 995.5 783.9 587.9 183.3 12.3 21.9

CN 89.85 89.85 89.85 89.85 89.85 89.85 89.85 89.85 89.85 89.85 89.85 89.85

S 28.69 28.69 28.69 28.69 28.69 28.69 28.69 28.69 28.69 28.69 28.69 28.69

Q 1.31 3.02 21.67 67.4 270.9 695.07 961.88 750.49 554.82 152.86 1.22 5.82

Run-off 7,218 16,640 119,401 371,374 1,492,659 3,829,836 5,299,959 4,135,200 3,057,058 842,259 6,722 32,068

CN Curve Number, S Potential Maximum Retention (mm), Q Actual direct run-off (mm), (Rainfall in mm and Run-off in m 3 )