Earthquake Nowcast Explorer

liveSpec & Goals
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Build goals

Correlate live seismicity with space weather, provide explainable indicators, and a predictive hotspot mode.

Stack

  • Frontend: React 18, Leaflet + heat overlay, accessible controls
  • Data: USGS GeoJSON feeds, NOAA SWPC JSON endpoints
  • Perf: target p95 frame under 20 ms, 200 markers without jank
  • A11y: keyboard controls, visible focus, prefers-reduced-motion honored

Data sources

SourceEndpointCadenceAccessNotes
USGS Earthquakesearthquake.usgs.gov/earthquakes/feed/v1.0/summaryreal timeNoneGlobal events
NOAA SWPCservices.swpc.noaa.govreal timeNoneKp, IMF Bz, solar wind