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Middle I Terrace Deposit Kubo et al., 1990

• Coherent formation
• River bed deposit of old Ukedo river (partly)
• middle Pleistocene
• Correlation: Shimosueyoshi Formation, Middle I Terrace Deposit (Namie), Middle II Terrace Deposit (Namie)

• Sedimentary facies: Marine, Fluvial
• Sedimentary facies: River bed deposit, Seashore deposit
• Lithofacies: Gravels, Sands

• Thickness: 5 - 10 m
• Lower limit: Conformity (Tsukabara Formation)

• Distribution: Odaka river, Minamisoma city, Fukushima pref.; Ukedo river, Namie city, Futaba county, Fukushima pref.

• Kubo et al. (1990) Geology of the Haramachi and Omika District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 138p. (in Japanese with English abstract 7p.)