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Progress in Earth and Planetary Science

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)

Sand

7.85 × 104

0–6.1

1.34 × 105

Mud

2.55 × 105

0.1 (Ave.)

2.55 × 104

Deposition

 

Area (m2)

Thickness (m)

Volume (m3)

Sand

6.98 × 105

0–0.4

7.65 × 104

Mud

6.94 × 105

0–0.4

1.34 × 104

Depositional volume / Erosional volume

Sand

 

57%

 

Mud

 

52%

 
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