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Table 3 Estimation of erosion and deposition by the tsunami in study area

From: Spatial distribution and sources of tsunami deposits in a narrow valley setting - insight from 2011 Tohoku-oki tsunami deposits in northeastern Japan

Erosion
 Area (m2)Depth (m)Volume (m3)
Sand7.85 × 1040–6.11.34 × 105
Mud2.55 × 1050.1 (Ave.)2.55 × 104
Deposition
 Area (m2)Thickness (m)Volume (m3)
Sand6.98 × 1050–0.47.65 × 104
Mud6.94 × 1050–0.41.34 × 104
Depositional volume / Erosional volume
Sand 57% 
Mud 52%