Figure 1

Study location and March 2015 precipitation. (a) Extent of the extreme precipitation event as measured at rain gauges (colored dots), overlain on shaded relief. (b) Location of Sentinel-1A imagery used here (boxes with track (T) and swath (S) indicated, colored by track), city of Taltal, and locations of time series shown in Figs 3 and 4 (white dots with letters, A: alluvial fan, B: along Rio Chaco, C: location in Coastal Cordillera). Figures generated using Generic Mapping Tools⁵⁰, v. 5.2.1.