OneGeology Portal: Geological maps from geological surveys around the world in one viewer. Web Soil Survey: Official US soil maps and reports for any area.
| OneGeology Portal | Web Soil Survey | |
|---|---|---|
| Category | Geology, Terrain & Ocean Floor | Geology, Terrain & Ocean Floor |
| Coverage | Worldwide | United States |
| Updates | Periodically | Periodically |
| Data source | National geological surveys | NRCS soil surveys |
| Made by | OneGeology consortium | USDA Natural Resources Conservation Service |
| Price | Free | Free |
| Account | No account needed | No account needed |
| On phones | Best on a computer | Best on a computer |
| Map view | Flat map | Flat map |
| Visits from ColorfulMaps | 0 | 0 |
| Open map | Open map |
What you can do with OneGeology Portal
- Official geology from many countries
- Layer services from national surveys
- Search by country
What you can do with Web Soil Survey
- Soil maps for most of the US
- Suitability reports
- Download data
Summary based on public information. Check each map's website for current features and prices.