Fig. 5

a Stacked vertical displacement between August 17 and September 28, 2018, derived from ALOS-2 SM1 data. The red circle shows smaller spatial-scale subsidence than that in Fig. 4. b Vertical displacement between August 17 and September 28, 2018 derived from a single InSAR (as in Fig. 3c). c Temporal distribution of InSAR pairs for stacking