HAND - Height above nearest drainage point

  • 1.7K Views
  • Last Post 28 November 2017
kizitomasinde posted this 27 November 2017

The information in HAND - is this metres above sea level, above ground level. What is the reference point?

admin posted this 28 November 2017

The reference point is the nearest drainage point so it describes how far above the nearest drainage point a specific area is. Its a simple way of describing the vulnerability to flooding in a specific area. For references see:

http://www.sciencedirect.com/science/article/pii/S0022169411002599

http://hydrology.usu.edu/dtarb/giswr/2016/Ex5_2016.pdf

https://www.researchgate.net/publication/280972221_HAND_contour_A_new_proxy_predictor_of_inundation_extent

 

best

Oluf

Close