This product includes the complete hydrographic network with an accuracy of 1: 10,000 scale that resulted from the digitization of lakes, rivers and streams, while including named and unnamed water bodies.

The fields contain information on whether it is a stream or a river, along with category of the river size (small, medium, large). Especially for larger rivers with a wide riverbed, a polygonal representation is included.

There is also reference on whether lakes are natural or artificial bodies.