I have multiple .asc grid files, I need to merge these into one raster grid file.

I would like to know the procedure to merge .asc files.

  • 1
    You will need to convert them into rasters first. – PolyGeo Aug 28 '14 at 6:08
  1. Convert your .ascii to a raster by using the the ASCII To Raster GP tool.
  2. Merge multiple rasters with the raster calculator (Spatial Analyst).

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