USGS October 15: Overflows from the north vent resumed yesterday at 11:08 AM HST and continued intermittently throughout the day with 12 recorded by sundown, as well as one overflow from the south vent. Numerous instances of spatter from all three vents (north, south, and west) were also observed. Conditions overnight led to difficult viewing, nonetheless spatter was visible from all vents, as well as an additional overflow accompanied by gas jetting from the north vent at 4:46 AM. Glow and flames from the vents also continued consistently through the night.

Summit tremor continued throughout the day, with a return to irregular tremor bursts around 12:15 PM. In the past 24 hours, there were 20 shallow earthquakes located across the summit region of Kīlauea, predominantly in the south caldera region.