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Table 1 Determination of the runoff coefficients (Cr) in the watersheds of the study area based on the land covers, soil units and slope ranges (after Mousavi et al. 2019)

From: Urban flood susceptibility evaluation and prediction during 2010–2030 in the southern watersheds of Mashhad city, Iran

Soil units

Land covers

Rangeland (natural area)

Real estate (urban sprawl)

Slope  < 5%

5–15%

> 15%

Slope  < 5%

5–15%

> 15%

Vertisols

0.15

0.25

0.35

0.60

0.65

0.70

Entisols

0.25

0.35

0.45

0.64

0.68

0.72

Mollisols

0.30

0.40

0.50

0.66

0.70

0.75