Tanna Fault

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Relief Map. Tanna Fault (right)
Tanna Fault surface rupture
Ravine of Tanna Fault viewed from N

Tanna Fault (丹那断層 Tanna Dansō?) is a left lateral strike-slip fault which runs along the northeast side of Izu Peninsula south 30 km to Izu City in Japan. It was responsible for the magnitude 7.0 1930 North Izu earthquake (北伊豆地震).[1]


  1. ^ Shimazaki, K.; Somerville, P. (1979), "Static and dynamic parameters of the Izu-Oshima, Japan earthquake of January 14, 1978", Bulletin of the Seismological Society of America, Seismological Society of America, 69 (5): 1343 

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Coordinates: 35°05′47″N 139°01′04″E / 35.09639°N 139.01778°E / 35.09639; 139.01778