GGU-2D-TRANSIENT: "Blanket layer water level in section" menu item (for leaky aquifer only)

Certain elements can be assigned time-dependent water levels for the blanket layer by defining the area required as a polygon using 4 anti-clockwise points. You will then see the following dialog box:

If water levels have already been defined they can be deleted from the marked elements by pressing the "Delete" button. After clicking the "Define" button a dialog box opens for assigning a polygon course.