Temporary deployment of 84 geophones 4.5Hz + datacube across the Antofagasta region in northern Chile to record the background seismicity in the area. The network operated for 8 months, from March to October 2020. Data will be available through the FDSN/EIDA service hosted at the GFZ-Potsdam. The waveform data is embargoed until 31.12.2024. FDSN network information can be found at DOI 10.7914/mc8r-ft72