Importing from SWMM v5
Use the Import a SWMM V5 feature to import a system that has been saved in SWMM V5 format.
- Select Drainage and Utilities > Home > Model Import/Export > Import Utilities > SWMM v5.
- In the Select SWMM v5 File to Import dialog that appears, browse to the directory that you want to import the file from.
- Type the name of the .INP file, then click Save.