Impact of debris flow on channel geometry in headwater streams: A preliminary analysis in Hofu area, Yamaguchi Prefecture, Japan

Kazuya Okada

Presentation information

[E] Oral

H (Human Geosciences ) » H-GM Geomorphology

[H-GM04] Geomorphology

Mon. May 25, 2026 1:45 PM - 3:15 PM Exhibition Hall Special Setting (4) (Exhibition Hall 7&8, Makuhari Messe)

Chairperson:SAITO Hitoshi(Graduate School of Environmental Studies, Nagoya University), Malatesta Claude Luca(GFZ Helmholtz Centre for Geosciences)

2:15 PM - 2:30 PM

[HGM04-09] Impact of debris flow on channel geometry in headwater streams: A preliminary analysis in Hofu area, Yamaguchi Prefecture, Japan

*Kazuya Okada¹, Tsuyoshi Hattanji², Taiyo Kajita⁵, Takuro Ogura³, Shoji Doshida⁴ (1. Graduate School of Science and Technology, Degree Programs in Life and Earth Science, University of Tsukuba, 2. Faculty of Life Enviormental Science, University of Tsukuba, 3. Graduate School of Social Sciences, Hitotsubashi University, 4. National Research Institute of Fire and Disaster, 5. OYO corporation)

Keywords:hydraulic geometry, channel width, debris flow, headwater basin