Questions tagged [upstream]

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Counting upstream dams along river network in QGIS

I am working on QGIS. I have a river network where each segment is a line with ID from the upstream one (if any) and the downstream one (if any). I also have information on: location of dams location ...
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How to build Geometric network in MapInfo?

I have sample dataset of Water network. I wanted to make it geometrically connected network. I was trying to trace the network end to end, I have used "FnodeTnode tracing" plugin, but I was not lucky ...
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Riparian corridor delineation in QGIS

I am trying to delineate the riparian corridors using GRASS in R. But I am having some issues. So is there a plugin in QGIS using which I can extract riparian corridors using the already available ...
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How to identify start flags in trace geometric network resultst?

I am using the Trace Geometric Network Tool (10.5.1) in conjunction with the HEM tool from USGS in order to import an existing point layer as my "flags". This works really well to save time ...