> 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/landuse-and-management/ovn_table.lum.md).

# ovn\_table.lum

| Field                                                                                 | Description                             |  Type  | Unit | Default | Range |
| ------------------------------------------------------------------------------------- | --------------------------------------- | :----: | :--: | :-----: | :---: |
| [name\_ovn](/io-docs/introduction-1/landuse-and-management/ovn_table.lum/name_ovn.md) | Overland flow Manning's n class name    | string |  n/a |   n/a   |  n/a  |
| [ovn\_mean](/io-docs/introduction-1/landuse-and-management/ovn_table.lum/ovn_mean.md) | Mean overland flow Manning’s n value    |  real  |  n/a |   0.5   |       |
| [ovn\_min](/io-docs/introduction-1/landuse-and-management/ovn_table.lum/ovn_min.md)   | Minimum overland flow Manning’s n value |  real  |  n/a |   0.5   |       |
| [ovn\_max](/io-docs/introduction-1/landuse-and-management/ovn_table.lum/ovn_max.md)   | Maximum overland flow Manning’s n value |  real  |  n/a |   0.5   |       |