Metadata for The National Map products and services is available through the following sources:
- In The National Map Viewer, click on the "Layer List" icon above the map, then click on the three dots to the right of the layer and select "Description" in the dropdown menu. Most layers in the Viewer are also available as Downloads and/or Services.
- Product-level metadata is included with data downloaded in The National Map Downloader along with feature-specific metadata describing source citations and processes applied to each individual feature or collections of features.
- Metadata links are included with individual files listed in the Sciencebase catalog.
- 3D Elevation Program (3DEP) Product Metadata