NLS-FI INSPIRE Hydrography Theme Dataset is a dataset depicting the Hydrography Physical Waters covering the whole of Finland. It contains the following INSPIRE feature types: Dam Or Weir, Land-water Boundary, Rapids, Shoreline Construction, Standing Water, Watercourse.
The elements are updated approximately every 5–10 years. The dataset is based on the NLS Topographic database:
https://www.paikkatietohakemisto.fi/geonetwork/srv/eng/catalog.search#/metadata/cfe54093-aa87-46e2-bfa2-a20def7b036f
The dataset is available via the NLS-FI INSPIRE Download Service (WFS) for Hydrography Theme and it can be viewed via NLS-FI INSPIRE View Service (WMS) for Hydrography.
http://paikkatiedot.fi/so/4dae5686-2a8c-40d8-837f-ce6f5547dba2