topic GEOID18 to NAVD88 conversion in Elevation Data Questions https://community.esri.com/t5/elevation-data-questions/geoid18-to-navd88-conversion/m-p/798593#M69 <HTML><HEAD></HEAD><BODY><P>I have some GPS data with the elevation taken using the hybrid GEOID18. Can I covert the elevation values from GEOID18 to NAVD88?</P></BODY></HTML> Wed, 08 Jul 2020 18:57:38 GMT PatriciaCarbajales 2020-07-08T18:57:38Z GEOID18 to NAVD88 conversion https://community.esri.com/t5/elevation-data-questions/geoid18-to-navd88-conversion/m-p/798593#M69 <HTML><HEAD></HEAD><BODY><P>I have some GPS data with the elevation taken using the hybrid GEOID18. Can I covert the elevation values from GEOID18 to NAVD88?</P></BODY></HTML> Wed, 08 Jul 2020 18:57:38 GMT https://community.esri.com/t5/elevation-data-questions/geoid18-to-navd88-conversion/m-p/798593#M69 PatriciaCarbajales 2020-07-08T18:57:38Z