This code list is used in association with the Description attribute which is present within the Water Node Feature Type. The code list describes the type of water node (for example, junction, source, sink, etc.).
Label
Definition
Junction
A split in the network to indicate where three or more Water Link features meet at the same level. For example, confluences or bifurcations.
Outlet
The end terminal of a set of one or more interconnected links that does not have any downstream flow. For example, where a watercourse sinks into the ground, or the point where a river enters the sea.
Pseudo
A location where the real world attribution of a watercourse changes that requires a Water Link to be split.
Source
The start terminal of a set of one or more interconnected links that has downstream flow. For example, springs or collects.
Unknown
An indicator on the water network to describe the accepted end of a watercourse that is not an Outlet or a Source. Examples being ends of drains with no identifiable direction of flow of water, or a pond or lake without any identifiable inflow or outflow.