https://community.esri.com/t5/arcgis-pro-ideas/better-documentation-on-spatial-analyst-hydrology/idi-p/1253453 <P>There needs to be more documentation on the Flow Length tool in they Hydrology toolset with Spatial Analyst. The input is a flow direction raster and the output is a raster that shows "longest flow path length". However, the actual value of the raster cell units is not clearly stated and even after my own investigation, I cannot figure out what the pixel values mean for the output raster .</P><P>&nbsp;</P><P>Please include in the documentation exactly what unit the raster cells are in and perhaps even a general explanation of how the tool comes to that calculation.</P> Tue, 31 Jan 2023 18:04:15 GMT SaranehFitzgeraldWP 2023-01-31T18:04:15Z https://community.esri.com/t5/arcgis-pro-ideas/better-documentation-on-spatial-analyst-hydrology/idi-p/1253453 <P>There needs to be more documentation on the Flow Length tool in they Hydrology toolset with Spatial Analyst. The input is a flow direction raster and the output is a raster that shows "longest flow path length". However, the actual value of the raster cell units is not clearly stated and even after my own investigation, I cannot figure out what the pixel values mean for the output raster .</P><P>&nbsp;</P><P>Please include in the documentation exactly what unit the raster cells are in and perhaps even a general explanation of how the tool comes to that calculation.</P> Tue, 31 Jan 2023 18:04:15 GMT https://community.esri.com/t5/arcgis-pro-ideas/better-documentation-on-spatial-analyst-hydrology/idi-p/1253453 SaranehFitzgeraldWP 2023-01-31T18:04:15Z