Index and Extent Data
Index Data Resources
| Product Name | Type | Steward(s) | Description |
|---|---|---|---|
| click a product name for more information and download links | |||
| Aerial Photography Extents | map data | UGRC | Existing Aerial Photography Coverage |
| LiDAR Extents | map data | UGRC | Existing LiDAR Coverage |
| Auto-Correlated DEM Extents | map data | UGRC | Existing Auto-Correlated DEM Coverage |
| Contour Extents | map data | UGRC | Existing Contour Coverage |
| USGS Topographic Map Indices | map data | UGRC | Available U.S. Geologic Survey Digital Topographic Map (24K, 100K, and 250K) Indices |
| U.S. National Grid Index | map data | UGRC | U.S. National Grid Index (1000m X 1000m) |