3. Downloading OpenStreetMap data
If you have loaded OSM Standard from the QuickMapServices plugin, all the features that you see on the map can be downloaded with the QuickOSM plugin. We're going to install useful features for our study area.
1. Install the QuickOSM plugin through the main menu: Plugins | Manage and Install Plugins . Search for
2. Open the QuickOSM dialogue by choosing Vector | QuickOSM | QuickOSM from the main menu.
We’re first going to download the rivers. The OSM data attributes consist of keys and values. To learn more about it, click here.
3. Choose waterway as Key, river as Value. Choose the Canvas extent as the extent. Note that you can also select the extent of of a layer. Scroll down and click the arrow before Advanced and make sure only Node, Way, Relation, and Lines are checked (you need to select the geometry that you would like to download). The dialogue should now look like figure the figure below. Click Run Query.
You can increase the Timeout value if you have a slow Internet connection.
The new layer will be added as a temporary scratch layer as indicated by the Temporary Scratch Layer icon in the indicator space to the right of the layer in the Layers Panel. If you hover over the icon it will warn you that you will lose the layer when you close the project. You need to save it first! We'll do that later after we have downloaded all layers that we need.