# hyd

The pointer to the channel hydrology and sediment file is a foreign key referencing [name](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/name) in [**hyd-sed-lte.cha**](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha).