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GIS for Hydrographic Surveying

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Sometimes I am getting text files that contain only XYZ (easting, northing, and height) with 10-15GB size (points or polylines). If I need to interpolate that file or create fishnet, adjust Z value of data or etc. in ArcMap it stops or taking forever. My comp specs I7,32GB RAM, working on SSD, GeForce GTX 1080, 4.20GHZ. Please, if you have any… (Show more)
Hello,   I would like to express a question about the Basin tool, from the Hydrology of Spatial Analyst tools. I use the Flow Direction raster in order to create the Basins of an area. I can' t understad what the values of the raster that is created with the tool basin represent. The values that i get are 1 (the lowest) to 4665 (the highest). Any… (Show more)
I was trying out the procedure to delineate watershed using series of geoprocessing tools in ArcMap 10.5.1. Everything seems to go exceedingly well that I was a little afraid of the degree of hitch that will pop up. Et voila! This (please refer to the screenshot attached below).    I tried generating a raster delineating all drainage basins using… (Show more)