Report of CCEP

Report Vol.25

1-1 Recent Seismic Activity in and around Hokkaido (1980, June -November) (Hokkaido Univ) PDF[280KB]
1-2 On the Earthquake Swarm near Hakodate, Southern Hokkaido (IV) (Hokkaido Univ.) PDF[369KB]
1-3 Crustal Deformation at Erimo District in Hokkaido (III) (Hokkaido Univ.) PDF[468KB]
1-4 Double Seismic Zone beneath Hokkaido (Hokkaido Univ.) PDF[384KB]
1-5 Recent Seismic Activity off the Shakotan Peninsula, Hokkaido (Hokkaido Univ.) PDF[464KB]
1-6 Vertical Movements in the Southern Part of Hokkaido District (GSI) PDF[333KB]
2-1 Crustal Movements in the Tohoku District (GSI) PDF[1436KB]
2-2 Multichannel Seismic Reflection Profiling off Abukuma Mountains (2) (HD・GS) PDF[722KB]
2-3 Recent Microseismic Activity in and near the Tohoku District (Tohoku Univ.) PDF[1481KB]
2-4 Continuous Measurement of Ground Tilt at the Eastern Part of Fukushima Pref. (Tokyo Univ.) PDF[788KB]
3-1 Deformations of Mitaka Rhombus Baselines (GSI) PDF[883KB]
3-2 Observations of Crustal Strains by Borehole Strainmeters in the Kanto and Tokai District (JMA) PDF[852KB]
3-3 Earthquake Swarms near Hachijo-jima and near Miyake-jima, June - July, 1980 (JMA) PDF[804KB]
3-4 A Plate Model for Explanation of the Tectonics of the Kanto-Tokai Area (CDP) PDF[1232KB]
3-5 The Earthquake in the Central Part of Chiba Prefecture, September 25,1980 (JMA) PDF[800KB]
3-6 The Earthquake of the West of Miyake-jima, September 10,1980 (JMA) PDF[704KB]
3-7 Time Variation of the CA Transfer Functions at Kakioka (JMA) PDF[807KB]
3-8 Crustal Movements in the Southern Part of Boso Peninsula (GSI) PDF[689KB]
3-9 Submarine Topography and Geological Structure of Sagami Bay (HD) PDF[1289KB]
3-10 In Situ Stress Measurements by a Stress Relief Method in the Tanzawa Mountains (2) (GS) PDF[882KB]
3-11 Seismic Activity before and after the Earthquake in the Central Part of Chiba Prefecture (September 25,1980, M = 6.1) (ERI) PDF[957KB]
3-12 The Monitoring Chain of Crustal Activities (MOCCA) in the South-Kanto District (ERI) PDF[1038KB]
3-13 Morphotectonic Investigation in the Miura Peninsula (continued) (GSI) PDF[762KB]
3-14 Recent Seismic Activities in the Kanto-Tokai Area (May - October, 1980) (CDP) PDF[1713KB]
3-15 Recent Continuous Measurements of Ground Tilt in the Kanto-Tokai Area (May - October, 1980) (CDP) PDF[1165KB]
3-16 Seismic Activity in and near the Kanto District (September - October, 1980) (ERI) PDF[1589KB]
3-17 Crustal Movement in the Izu Peninsula (GSI) PDF[1250KB]
3-18 Crustal Movement at Oohito Associated with the Earthquake off Eastern Izu Peninsula (1980) (Nagoya Univ.) PDF[687KB]
3-19 The Izu-Hanto-Toho-Oki Earthquake of June 29,1980 and Related Seismicity (CDP) PDF[917KB]
3-20 Earthquake Swarm off the East Coast of Central Izu-Peninsula, June - July, 1980 (JMA) PDF[1111KB]
3-21 Variations of the Geomagnetic Total-Force Intensity at Omaezaki and Matsuzaki (JMA) PDF[791KB]
3-22 Weekly Observation of the Radon Activity around the Active Faults using a Track Etch Method and Earthquake Swarm off Eastern Part of the Izu Peninsula (GS) PDF[822KB]
3-23 Changes in Groundwater Temperature and Quality at the Izuhanto-Toho-Oki Earthquake, 1980 (GS) PDF[899KB]
3-24 Changes of Groundwater Level at the Atami-Baien Observation Well Caused by Swarm Earthquakes of the Off Eastern Part of the Izu Peninsula (GS) PDF[1035KB]
3-25 Observation of High Frequency Seismic Waves just above the Focal Region of the 1980 Izu-Hanto-Toho-Oki Earthquake and an Estimation of Location of theSubmarine Earthquake Fault (ERI) PDF[840KB]
3-26 Seismic Activities in the Izu Peninsula and its Vicinity (May - October 1980) (ERI) PDF[1055KB]
3-27 Gravity Changes before and after the 1980 Izu-Hanto-Toho-Oki Earthquake (ERI) PDF[746KB]
3-28 Geomagnetic Total Intensity Observations in Relation to the East Off Izu Peninsula Earthquake of M 6.7 in 1980 (ERI) PDF[1054KB]
3-29 Changes in Water Level at Funabara and Kakigi before the Izu-Hanto-Toho-Oki Earthquake of 1980 (ERI) PDF[950KB]
3-30 Crustal Structure in Mishima-Shimoda Profile of Izu Peninsula (RGES) PDF[760KB]
3-31 Continuous Measurements of Radon Concentration in Groundwater in the Central Part of the Izu Peninsula (Tokyo Univ.) PDF[758KB]
3-32 The Continuous Observation of Water Temperature and Conductivity and Flow Rate and Radon Concentration of Self-Spouting Hot Spring in the Izu Peninsula (4) (Kyoto Univ.) PDF[1101KB]
3-33 Strain Variations before and after the Izu Peninsula-Toho-Oki Earthquake, at Kawazu (Kyoto Univ.) PDF[704KB]
3-34 Some Precursors Accompanied by the Earthquake off the East Coast of Izu, June 29,1980, Observed at the Matsuzaki High School, Shizuoka Prefecture (Kyoto Univ.) PDF[697KB]
3-35 Seismicity of the Izu Peninsula and Its Vicinity (1901 - 1980) (ERI) PDF[1369KB]
4-1 Seismic Activity in the Shin-etsu District (April - September 1980) (ERI) PDF[609KB]
4-2 Activity of Small Earthquakes in the Tokai District (June 1,1980 - November 30,1980) (JMA) PDF[545KB]
4-3 Distribution of Microearthquakes in Tokai District (May 1,1980 - October 31,1980) (Nagoya Univ) PDF[697KB]
4-4 Crustal Movement in the Tokai District (GSI) PDF[1131KB]
4-5 Continuous Measurements of Radon Concentration in Groundwater in the Tokai District (Tokyo Univ.) PDF[607KB]
4-6 Changes in Groundwater Levels before and after the Off Eastern Part of the Izu Peninsula Earthquake at Haibara Observation Well, Tokai District (GS) PDF[652KB]
4-7 Additional Data on the Fujikawa Fault (2) : Zenpukuji Fault and Subsurface Geological Structure along the Kanbara Coast (ERI・EAC) PDF[1673KB]
4-8 Submarine Topography and Geological Structure in the Entrance of Suruga Bay (HD) PDF[930KB]
4-9 Earthquake Swarms Generated at the Mt. Akausagi (Fukui-Ishikawa Border) (Kyoto Univ.) PDF[698KB]
4-10 Compositional Variations of Fault Gases at Inuyama Crustal Movement Observatory, Nagoya University (Nagoya Univ.) PDF[543KB]
4-11 Seismic Activity in the Northwestern Chubu Region (Northern Hida and Its Surrounding Areas) (4) July, 1979 - June, 1980 (Kyoto Univ.) PDF[684KB]
4-12 Vertical Movements in the Chubu District (GSI) PDF[1247KB]
5-1 Temporal Variation in Seismic Activity in Shikoku (1968 - 1979) (Kochi Univ.) PDF[252KB]
6-1 Vertical Movements in the Miyako Island (GSI) PDF[269KB]
7-1 Observation of Geomagnetic Total Intensity under the Project of Earthquake Prediction Research, 1978 - 1979 (Geomag. Res. Group) PDF[950KB]
7-2 Precise Observation of Geomagnetic Secular Variation under the Project of Earthquake Prediction Research, April-June, 1980 (Geomag. Res. Group) PDF[279KB]
7-3 Precise Observation of Geomagnetic Secular Variation under the Project of Earthquake Prediction Research, July-September, 1980 (Geomag. Res. Group) PDF[264KB]
7-4 list of Old Documents of Earthquakes Collected Recently (VIII) (ERI) PDF[901KB]