Initial Quality provides a way to enter an initial water quality for a given node.

To specify the initial quality for a given node, do the following to bring up the Initial Quality dialog box.

Select a node on the map.

Go the Attribute tab of the Model Explorer dialog box.

Click on the Initial Quality icon or choose the Initial Quality command from the Tools drop-down menu.

Initial Water Quality - Enter an initial water quality for the specified junction node, tank, or reservoir.

Purge - Use the Purge button to erase the data associated with this entity.

Create - Click on the Create button to save any changes or additions and exit.

Cancel -Click on the Cancel button to exit without saving changes.

To set the initial quality for a group of nodes, put those elements into domain, select the Group Editing tool, and click on the Initial Quality tab.