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Episodes 1-48b (1983-1986) are shown in gray; episodes 48c-49 (1986-1992) are pale yellow; episodes 50-53 and 55 (1992-2007) are tan; episode 54 (1997) is yellow; episode 58 (2007-2011) is pale orange; the episode 59 Kamoamoa eruption (March 2011) is at left in light reddish orange; and the episode 60 Pu‘u ‘Ō‘ō overflows and flank breakout (Mar-August 2011) are orange. The currently active Peace Day flow field (episode 61) is shown as light red, as mapped on August 8. The margins of the Peace Day flow field have changed very little since August 8. The thick red line shows the front of the currently active flows, which are in the upper portion of Royal Gardens subdivision and within the existing margins of the Peace Day flow field. The active lava tube is delineated by the yellow line within the active flow field. The contour interval on Pu‘u ‘Ō‘ō is 5 m.