火山活動観測資料(硫黄島, 霧島山)No.4

概要

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This data book contains the data of volcanological observations by the National Research Center for Disaster Prevention from July 1984 to June 1985 in the two volcanoes, Iwo-jima in Kazan-rettou and Kirishima volcanoes in South Kyushu, Japan. The precedent issues, No.1, 2 and 3, were published from 1982 to 1985, including those data from March 1976 to June 1984. The following items ofthose observational data are shown by diagrams in the present issue as inthe precendent one. 1. On the Iwo-jima volcanoes (Motoyama and Suribachiyama volcano) (1) observational data of volcanic earthquakes (magnification is 10, 000 at 10 Hz), observation term : July 1984-June 1985 1) daily number of volcanic earthquakes of Type A 2) mean daily number of Type A of volcanic earthquakes in each month (2) observational data of ground tilt (July 1984-June 1985) (3) observational data of fault movement (July 1984-June 1985) (4) observational data of fume tmperature and temperature of ground (July 1984-June 1985) (5) observational dat a of sea level (July 1984-June 1985) 2. On the Kirishima volcanoes (Ebino-Yoshimatsu District Earthquake Observatory) (1) observational data of ground tilt (July 1984-June 1985)
独立行政法人防災科学技術研究所の論文
1986-02-17