Fig. 5From: Identification of hydrogeological evolution using hydrogeology-seismology analysis of groundwater head fluctuation related to the 1999 MW = 7.5 Chi-Chi earthquakea Measured co-post-seismic groundwater head fluctuation in Chou-Shui River alluvial fan during the 1999 MW = 7.5 Chi-Chi Earthquake. b Comparison of pre-co-post-seismic change in groundwater headBack to article page