Kīlauea Seismic Monitor + Depth Cross-Section

USGS Earthquake Catalog (GeoJSON). Map + side-view distance vs depth. Auto-refresh interval.

Time window (hours)

Radius (km)

Min magnitude

Refresh (seconds)

Center

Events in window

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Largest magnitude

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Status: Idle

Time (local)	Mag	Dist	Depth
No data yet.

Side-view plot shows distance from center (km) vs depth (km) (downwards). Hover dots for details; click dot to zoom map.

Depth Cross-Section (Side View)

X: distance (km) · Y: depth (km) · Dot size scales with magnitude.

Notes

This polls the USGS Earthquake Catalog query API and renders events returned in GeoJSON. Depth comes from the GeoJSON point coordinate array ([lon, lat, depth_km]).