- Smithsonian Institution Global Volcanism Program Volcano Database
- USGS Volcano Hazards Program
- NOAA Satellite Services Division
- NOAA Volcano Ash Advisory Center
- Alaska Volcano Observatory monitors Alaska's volcanoes with the NOAA Advanced Very High Resolution Radiometer (AVHRR)
- NASA Earth Observatory provides images of natural hazard events observed by NASA satellites
- Volcano World
- University Clermont-Auvergne, France, EIVE: Database on the Economic Impact of Volcanic Eruptions