Earthquakes (USGS)
M2.5–4.5
M4.5–6
M6+
Disaster Alerts (GDACS)
Green
Orange
Red
Real-time, real sources — USGS earthquake feed + GDACS global disaster alerts (earthquakes, cyclones, floods, volcanoes, drought). Refreshed every 15 minutes. No login, no synthetic data. USGS · GDACS