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Table 1 Area, representative thickness, and estimated volume of the October 2014 rain-triggered lahar deposits

From: Lahar characteristics as a function of triggering mechanism at a seasonally snow-clad volcano: contrasting lahars following the 2014 phreatic eruption of Ontake Volcano, Japan

  Area (m2) Average thickness (m) Volume (m3)
Cohesive debris flow with boulders (from the Akagawa to the confluence of the Denjogawa River) 1.8 × 105 1.5 2.7 × 105
Mud slurry facies (from the Akagawa/Denjogawa Rivers confluence to the Otaki River) 1.4 × 105 0.11 1.5 × 104