Expand1. Turn on UZF coverage options. Right-click on the model map coverage in the Project Explorer and select the Coverage Setup command. Turn on UZF option in the Coverage Setup dialog. Expand2. Define UZF attributes. Right-click on the model map coverage in the Project Explorer and select the Attribute Table command. Enter UZF parameters in the Attributes Table dialog. Expand3. Map to MODFLOW. Select the conceptual model . Select Feature Objects | Map → MODFLOW . Select the appropriate options in the Map → Model dialog.