USGS Volcano Hazards API
US Geological Survey
Up· checked 14 Nov 2026, 01:55 UTCNo keyHazards
Alert levels and status for US volcanoes.
Details
- Access
- No keyOpen access: no account or key needed.
- Coverage
- us
- Updates
- hourly
- Formats
- JSON
- License
- Public domain (US gov)
- API base
https://volcanoes.usgs.gov/vsc/api- Tags
- volcanoes, alert-levels, us
- Added
- 14 Nov 2026
Status checks
Up Last check 14 Nov 2026, 01:55 UTC, HTTP 200, 300 ms.
30-day uptime 100% (1 of 1 checks passed).
Last 1 checks, oldest first
- 14 Nov 2026, 01:55 UTC: up, HTTP 200, 300 ms
up failed