topic finding the distance downstream in Geoprocessing Questions https://community.esri.com/t5/geoprocessing-questions/finding-the-distance-downstream/m-p/469988#M15752 <HTML><HEAD></HEAD><BODY><P>I need to find the distance (from sampling points on a stream network) downstream to the mouth of a watershed using NHD flowlines and/or a DEM.&nbsp;&nbsp; I do not know how to use code. Thanks for any help on this!</P></BODY></HTML> Mon, 13 Feb 2017 21:37:18 GMT AnneWynn 2017-02-13T21:37:18Z finding the distance downstream https://community.esri.com/t5/geoprocessing-questions/finding-the-distance-downstream/m-p/469988#M15752 <HTML><HEAD></HEAD><BODY><P>I need to find the distance (from sampling points on a stream network) downstream to the mouth of a watershed using NHD flowlines and/or a DEM.&nbsp;&nbsp; I do not know how to use code. Thanks for any help on this!</P></BODY></HTML> Mon, 13 Feb 2017 21:37:18 GMT https://community.esri.com/t5/geoprocessing-questions/finding-the-distance-downstream/m-p/469988#M15752 AnneWynn 2017-02-13T21:37:18Z Re: finding the distance downstream https://community.esri.com/t5/geoprocessing-questions/finding-the-distance-downstream/m-p/469989#M15753 <HTML><HEAD></HEAD><BODY><P>As you explicitly state you do not use code then your only option is to develop up a work flow in model builder using network analyst or use specialist tools such a <A href="http://resources.arcgis.com/en/communities/hydro/01vn00000010000000.htm">ArcHydro</A> or <A href="http://www.rivex.co.uk/">RivEX</A> which are&nbsp;designed to&nbsp;trace along vector river networks</P></BODY></HTML> Thu, 16 Feb 2017 10:03:42 GMT https://community.esri.com/t5/geoprocessing-questions/finding-the-distance-downstream/m-p/469989#M15753 DuncanHornby 2017-02-16T10:03:42Z