The data on this page are elevation files in GeoTIFF format, and are compatible with AERMAP version 09040 or newer. All files are 1 arc-second resolution. The data were obtained from the USGS National Map. These elevation files are updated every five years (last updated: 2025).
Downloads
| File Name | Latitudinal Coverage | Longitudinal Coverage |
|---|---|---|
| Sioux Falls E (.zip file) | 43°N-44°N | 96°W-97°W |
| Fairmont W (.zip file) | 43°N-44°N | 95°W-96°W |
| Fairmont E (.zip file) | 43°N-44°N | 94°W-95°W |
| Mason City W (.zip file) | 43°N-44°N | 93°W-94°W |
| Mason City E (.zip file) | 43°N-44°N | 92°W-93°W |
| La Crosse W (.zip file) | 43°N-44°N | 91°W-92°W |
| La Crosse E (.zip file) | 43°N-44°N | 90°W-91°W |
| Sioux City E (.zip file) | 42°N-43°N | 96°W-97°W |
| Fort Dodge W (.zip file) | 42°N-43°N | 95°W-96°W |
| Fort Dodge E (.zip file) | 42°N-43°N | 94°W-95°W |
| Waterloo W (.zip file) | 42°N-43°N | 93°W-94°W |
| Waterloo E (.zip file) | 42°N-43°N | 92°W-93°W |
| Dubuque W (.zip file) | 42°N-43°N | 91°W-92°W |
| Dubuque E (.zip file) | 42°N-43°N | 90°W-91°W |
| Fremont E (.zip file) | 41°N-42°N | 96°W-97°W |
| Omaha W (.zip file) | 41°N-42°N | 95°W-96°W |
| Omaha E (.zip file) | 41°N-42°N | 94°W-95°W |
| Des Moines W (.zip file) | 41°N-42°N | 93°W-94°W |
| Des Moines E (.zip file) | 41°N-42°N | 92°W-93°W |
| Davenport W (.zip file) | 41°N-42°N | 91°W-92°W |
| Davenport E (.zip file) | 41°N-42°N | 90°W-91°W |
| Lincoln E (.zip file) | 40°N-41°N | 96°W-97°W |
| Nebraska City W (.zip file) | 40°N-41°N | 95°W-96°W |
| Nebraska City E (.zip file) | 40°N-41°N | 94°W-95°W |
| Centerville W (.zip file) | 40°N-41°N | 93°W-94°W |
| Centerville E (.zip file) | 40°N-41°N | 92°W-93°W |
| Burlington W (.zip file) | 40°N-41°N | 91°W-92°W |
| Burlington E (.zip file) | 40°N-41°N | 90°W-91°W |