topic Keep only one area and merge it with another from another layer? in ArcGIS Mapping and Charting Questions https://community.esri.com/t5/arcgis-mapping-and-charting-questions/keep-only-one-area-and-merge-it-with-another-from/m-p/576524#M1992 <HTML><HEAD></HEAD><BODY><P>Hi, This is on the newbie side, but I can't manage to do it... </P><P>I have a layer with several polygons which I need to UNION with another layer that has only one polygon.</P><P>I need to be able to have an "expanded polygon" with only the overlapping polygons.</P><P>I've tried UNION tool, SPATIAL JOIN and others but haven't managed to pull it off.</P><P>Any ideas?</P><P>Here's roughly what I want to achieve:</P><P><IMG class="image-1 jive-image" src="https://community.esri.com/legacyfs/online/210969_pastedImage_0.png" style="max-width: 1200px; max-height: 900px;" /> </P></BODY></HTML> Thu, 07 Jul 2016 15:22:44 GMT HectorBorro1 2016-07-07T15:22:44Z Keep only one area and merge it with another from another layer? https://community.esri.com/t5/arcgis-mapping-and-charting-questions/keep-only-one-area-and-merge-it-with-another-from/m-p/576524#M1992 <HTML><HEAD></HEAD><BODY><P>Hi, This is on the newbie side, but I can't manage to do it... </P><P>I have a layer with several polygons which I need to UNION with another layer that has only one polygon.</P><P>I need to be able to have an "expanded polygon" with only the overlapping polygons.</P><P>I've tried UNION tool, SPATIAL JOIN and others but haven't managed to pull it off.</P><P>Any ideas?</P><P>Here's roughly what I want to achieve:</P><P><IMG class="image-1 jive-image" src="https://community.esri.com/legacyfs/online/210969_pastedImage_0.png" style="max-width: 1200px; max-height: 900px;" /> </P></BODY></HTML> Thu, 07 Jul 2016 15:22:44 GMT https://community.esri.com/t5/arcgis-mapping-and-charting-questions/keep-only-one-area-and-merge-it-with-another-from/m-p/576524#M1992 HectorBorro1 2016-07-07T15:22:44Z Re: Keep only one area and merge it with another from another layer? https://community.esri.com/t5/arcgis-mapping-and-charting-questions/keep-only-one-area-and-merge-it-with-another-from/m-p/576525#M1993 <HTML><HEAD></HEAD><BODY><P>You could start with a spatial selection (Select by Location) on Layer 1 (Multiple polygon) where Layer 2 (Single Polygon) INTERSECTS Layer 1.</P><P>Once the polygon(s) of Layer 1 are selected, you could export the data (with selected feature parts) to a new layer (Layer 3).</P><P>Then execute UNION/MERGE (whichever is necessary) between layer 2 and Layer 3.</P></BODY></HTML> Thu, 07 Jul 2016 15:55:46 GMT https://community.esri.com/t5/arcgis-mapping-and-charting-questions/keep-only-one-area-and-merge-it-with-another-from/m-p/576525#M1993 JayantaPoddar 2016-07-07T15:55:46Z Re: Keep only one area and merge it with another from another layer? https://community.esri.com/t5/arcgis-mapping-and-charting-questions/keep-only-one-area-and-merge-it-with-another-from/m-p/576526#M1994 <HTML><HEAD></HEAD><BODY><P>mhhh quite interesting approach, thanks. </P><P>Selecting the features is magic <IMG src="https://community.esri.com/legacyfs/online/emoticons/happy.png" /></P></BODY></HTML> Thu, 07 Jul 2016 16:18:27 GMT https://community.esri.com/t5/arcgis-mapping-and-charting-questions/keep-only-one-area-and-merge-it-with-another-from/m-p/576526#M1994 HectorBorro1 2016-07-07T16:18:27Z