topic How to merge rasters in Water Resources Questions https://community.esri.com/t5/water-resources-questions/how-to-merge-rasters/m-p/291385#M1386 <HTML><HEAD></HEAD><BODY><SPAN>Hi,</SPAN><BR /><BR /><SPAN>I have a raster file for a watershed which a small area of this file has wrong data. I found the correct data for that area. But I have no idea how I can replace these new raster with new data in my previous raster. I really appreciate if anybody can help.</SPAN><BR /><BR /><SPAN>Thanks!</SPAN></BODY></HTML> Mon, 11 Feb 2013 00:29:41 GMT AmirJavaheri 2013-02-11T00:29:41Z How to merge rasters https://community.esri.com/t5/water-resources-questions/how-to-merge-rasters/m-p/291385#M1386 <HTML><HEAD></HEAD><BODY><SPAN>Hi,</SPAN><BR /><BR /><SPAN>I have a raster file for a watershed which a small area of this file has wrong data. I found the correct data for that area. But I have no idea how I can replace these new raster with new data in my previous raster. I really appreciate if anybody can help.</SPAN><BR /><BR /><SPAN>Thanks!</SPAN></BODY></HTML> Mon, 11 Feb 2013 00:29:41 GMT https://community.esri.com/t5/water-resources-questions/how-to-merge-rasters/m-p/291385#M1386 AmirJavaheri 2013-02-11T00:29:41Z Re: How to merge rasters https://community.esri.com/t5/water-resources-questions/how-to-merge-rasters/m-p/291386#M1387 <HTML><HEAD></HEAD><BODY><SPAN>Use the Raster Mosaic tool with the option that the values of the LAST raster are the ones to keep. Then enter the raster with the correct values last. Works on raster datasets only.</SPAN></BODY></HTML> Mon, 11 Feb 2013 19:13:39 GMT https://community.esri.com/t5/water-resources-questions/how-to-merge-rasters/m-p/291386#M1387 MarkBoucher 2013-02-11T19:13:39Z