Lec 18: Storm Hydrograph Analysis I

Question 1

What 6 factors affect hydrographs?

Answer 1

• climate
  rain characteristics, season, climate, antecedent wetness
• watershed characteristics
  shape, slopes, distance to river
• river network
  density, depth
• surface depressions
  everything slower and less if there are surface depressions
• geological and soil characteristics
  soil permeability, soil depth, bedrock permeability
• human land use
  anything to do with compaction, creating impermeable surfaces, removing vegetation