Pu‘u ‘Ō‘ō: October 25, 2011

The flows of the currently active Episode 61 east flank phase (September 21-ongoing) are the two shades of red—pink is the extent of the flow from September 21 to October 14, and bright red marks flow expansion from October 14 to 25. The eruptive fissure is shown in black, and the developing lava tube is shown in yellow. The contour interval is 5 m.