https://community.esri.com/t5/water-resources-questions/arc-hydro-and-hec-hms/m-p/1030221#M4010 <P>Do I need HEC-HMS and arc hydro to create flood depth from 100 year / 24 hr storm event input? Or are there options to add this data in arc hydro?</P> Wed, 24 Feb 2021 22:23:57 GMT TomAnez1 2021-02-24T22:23:57Z https://community.esri.com/t5/water-resources-questions/arc-hydro-and-hec-hms/m-p/1030221#M4010 <P>Do I need HEC-HMS and arc hydro to create flood depth from 100 year / 24 hr storm event input? Or are there options to add this data in arc hydro?</P> Wed, 24 Feb 2021 22:23:57 GMT https://community.esri.com/t5/water-resources-questions/arc-hydro-and-hec-hms/m-p/1030221#M4010 TomAnez1 2021-02-24T22:23:57Z