topic Re: Polygon filling out based on a polygon area inside/top of the polygon. in ArcGIS Online Questions https://community.esri.com/t5/arcgis-online-questions/polygon-filling-out-based-on-a-polygon-area-inside/m-p/540023#M27342 <HTML><HEAD></HEAD><BODY><P>My first thoughts on this...</P><P></P><OL><LI>Intersect the parcels with the forest polygons</LI><LI>Dissolve the forest polygon layer based on the parcel FID if there ends up being multiple forest polygons in a single parcel</LI><LI>Calculate the geometry in a new field for both the original parcel layer, and the dissolved intersected forest polygon layer.</LI><LI>Add a new field to the parcel layer for % Forest Coverage</LI><LI>Do a spatial join between the two layers</LI><LI>Calculate the percent coverage ((Forest_acres/Parcels_acres)*100).</LI></OL><P></P><P>Proceed to create your attribute driven symbology based on this field, where features with a % cover over 30 get a green fill.</P><P></P><P>Does that make sense? Perhaps there's an easier or more efficient way to do it, but that was the first workflow I thought of after brainstorming on it.&nbsp;</P></BODY></HTML> Mon, 06 Apr 2020 21:12:54 GMT Katie_Clark 2020-04-06T21:12:54Z Polygon filling out based on a polygon area inside/top of the polygon. https://community.esri.com/t5/arcgis-online-questions/polygon-filling-out-based-on-a-polygon-area-inside/m-p/540022#M27341 <HTML><HEAD></HEAD><BODY><P>I have a polygon layer of counties and another polygon shapefile of forest. I want now to fill out the county shape polygon fully in green where more than 30 % of the polygon is overlayed with the forest polygon. What are the steps to take?</P></BODY></HTML> Mon, 06 Apr 2020 10:54:15 GMT https://community.esri.com/t5/arcgis-online-questions/polygon-filling-out-based-on-a-polygon-area-inside/m-p/540022#M27341 ArtemLiebenthal 2020-04-06T10:54:15Z Re: Polygon filling out based on a polygon area inside/top of the polygon. https://community.esri.com/t5/arcgis-online-questions/polygon-filling-out-based-on-a-polygon-area-inside/m-p/540023#M27342 <HTML><HEAD></HEAD><BODY><P>My first thoughts on this...</P><P></P><OL><LI>Intersect the parcels with the forest polygons</LI><LI>Dissolve the forest polygon layer based on the parcel FID if there ends up being multiple forest polygons in a single parcel</LI><LI>Calculate the geometry in a new field for both the original parcel layer, and the dissolved intersected forest polygon layer.</LI><LI>Add a new field to the parcel layer for % Forest Coverage</LI><LI>Do a spatial join between the two layers</LI><LI>Calculate the percent coverage ((Forest_acres/Parcels_acres)*100).</LI></OL><P></P><P>Proceed to create your attribute driven symbology based on this field, where features with a % cover over 30 get a green fill.</P><P></P><P>Does that make sense? Perhaps there's an easier or more efficient way to do it, but that was the first workflow I thought of after brainstorming on it.&nbsp;</P></BODY></HTML> Mon, 06 Apr 2020 21:12:54 GMT https://community.esri.com/t5/arcgis-online-questions/polygon-filling-out-based-on-a-polygon-area-inside/m-p/540023#M27342 Katie_Clark 2020-04-06T21:12:54Z