TNM Advanced Viewer has a wide range of functions. Here are the primary areas:
- Download Client link—Links to our application for downloading National Map GIS data, TNM Download Client.
- Help Pages link—Links to these Help pages covering the Advanced Viewer.
- Help videos—Coming soon.
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Widget Panel—Contains tools to add layers and manipulate map data.
- Base Map Gallery—Select a base map from a presented gallery.
- Layer List—Displays a list of operational layers in the app.
- Legend—Displays a legend for the visible layers in the map.
- Add Data—Search for layers or enter URLs to add data on the map.
- Share—Share the app via social media, email, or embedded link.
- Query—Query information from operational layers by executing a predefined query.
- Measurement—Measure the area of a polygon, length of a line, or find the coordinates of a point.
- Elevation Profile—Display the elevation profile for a selected feature or a measured line along with a web map.
- Spot Elevation—Returns an elevation in international feet or meters for a specific latitude/longitude (NAD 1983) point from the USGS 3DEP 1/3 arc-second layer. If unable to find data at the requested point, this tool returns -1000000.
- Print—Advanced or basic printing of the current map.
- Draw—Draws basic graphics and text on the map.
- Select—Enables interactive selection of features on the map and take the actions on the selected features.
Zoom—Zoom current map view in or out.
Home—Returns to default map view.
My Location—Centers the Advanced Viewer on current physical location.
Scale—Displays the current map scale.
Coordinates—Displays coordinates for the cursor.