Surface runoff

flow of excess rainwater not infiltrating in the ground over its surface

Surface runoff is the excess water that flows over land when the soil below it is flooded. This is a big part of the water cycle.[1][2] This a prime cause for soil erosion and degradation of soil.

Runoff flowing into a stormwater drain

References change

  1. Robert E. Horton, The Horton Papers (1933)
  2. Keith Beven, Robert E. Horton's perceptual model of infiltration processes, Hydrological Processes, Wiley Intersciences DOI 10:1002 hyp 5740 (2004)