Data sources
Each page names the sources it uses and shows when they were last checked.
| Source | What we use | Terms |
|---|---|---|
| U.S. Geological Survey, Earthquake Hazards Program | Earthquake locations, magnitudes and depths; ShakeMap and “Did You Feel It?” shaking reports | Public domain |
| National Weather Service | Active weather alerts, including warnings, watches and advisories | Public domain |
| National Hurricane Center | Tropical storm and hurricane positions, forecasts, watches and warnings | Public domain |
| U.S. Geological Survey, Quaternary Fault and Fold Database | Active faults on maps and the nearest faults on place pages | Public domain |
| OpenStreetMap contributors, via Protomaps | Roads, place names and coastlines on maps | Open Database License; © OpenStreetMap contributors |
| AWS Terrain Tiles | Terrain shading on maps | Open data compiled from public sources, including USGS 3DEP and SRTM |
| Natural Earth | State and country boundaries | Public domain |
| U.S. Census Bureau Gazetteer Files | Coordinates of U.S. places | Public domain |
Data from U.S. government agencies is in the public domain. Map data is © OpenStreetMap contributors and is available under the Open Database License. We credit each source on the pages that use it. Neither the agencies nor the other providers endorse LiveHazard.