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20150223-usgs-topo-thermal-overlay

This map overlays a georegistered mosaic of thermal images collected during a helicopter overflight of Kīlauea’s active East Rift Zone lava flow near Puʻu ʻŌʻō on February 23 at about 12:00 PM. The perimeter of the flow at that time is outlined in yellow. Temperature in the thermal image is displayed as gray-scale values, with the brightest pixels indicating the hottest areas (white shows active breakouts).

This map overlays a georegistered mosaic of thermal images collected during a helicopter overflight of Kīlauea’s active East Rift Zone lava flow near Puʻu ʻŌʻō on February 23 at about 12:00 PM. The perimeter of the flow at that time is outlined in yellow. Temperature in the thermal image is displayed as gray-scale values, with the brightest pixels indicating the hottest areas (white shows active breakouts).

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