# name (septic.str)

The name of the septic system record is a primary key referenced by [sep](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/sep) in [**landuse.lum**](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum). All names in the **septic.str** file must be unique.