Abstract

: Research on landslide in Sri Mulyo Village, Dampit Subdistrict, Malang District, Indonesia hasbeen implemented. This research is conducted to know the condition of the subsurface area for information inlandslide vulnerability analysis. In addition, this research was undertaken to mitigate landslide in minimizingcasualties and material losses. The study was done using resistivity method, configuration of dipole-dipolesupported by drilling core lab test result. There are five resistivity measuring lines with trajectory lengthsranging from 100 m, 200 meters, and 300 meters. The results of the resistivity indicate that the subsurfacelithology of Sri Mulyo Village is composed of clays (9.3-85.8 Ω.m), tuff (178-779 Ω.m) and breccia (≥ 1629Ω.m). The sliding plane at the research area is the boundary between clays and tuffs. The result of correlationbetween geoelectric and drilling core data showed that the research area was dominated by a 10m depth of clay.High rainfall, clay thickness and vegetation (coffee) exhibit high levels of vulnerability to occur landslides.Possible landslide direction is from West-West to Southeast with creep avalanche type.

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