WLV catchment area Wildbach

Prescribed torrent catchment areas in Austria:
A torrent (within the meaning of Paragraph 99(1) of the ForstG) is a permanently or temporarily flowing body of water which:
due to rapid and short-term swelling of solids from its catchment area
or removes it from its stream bed to a dangerous extent, carries it with it and within or
deposited outside his bed or transferred to another body of water.
The catchment area of a torrent (within the meaning of Section 99(3) of the Forestry Act) is the area of the
its tributaries drained precipitation area as well as the deposit area of the torrent.