> For the complete documentation index, see [llms.txt](https://swatplus.gitbook.io/io-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/aqu_ini.md).

# init

The pointer to the aquifer initialization file is a foreign key referencing [name](/io-docs/introduction-1/aquifers/initial.aqu/name.md) in [**initial.aqu**](/io-docs/introduction-1/aquifers/initial.aqu.md).