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Fig. 1 | Earth, Planets and Space

Fig. 1

From: Spatial and temporal influence of rainfall on crustal pore pressure based on seismic velocity monitoring

Fig. 1

a Location map of Japan showing the study area in the Chugoku–Shikoku region. b Topological and c geological maps of Chugoku and Shikoku regions (modified from Geological Survey of Japan AIST 2015). The dots on the geological map represent the location of seismic stations. The colour of dots in b and c indicates the time lag shown in Fig. 7c. Maps of the study area showing d seismic stations, e precipitation gauges, and f ocean tidal stations, pressure gauges, and groundwater level (GWL) stations. The red circle in d-f indicates the seismic station (N.YSHH) for which the correlations in Figs. 3, 6, and 11 are computed. The yellow circles in d represent the station pairs and e precipitation gauges within 40 km from the selected seismic station, respectively

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