Bollettino Sismico Italiano (BSI), III quadrimestre 2018

Bollettino Sismico Italiano, III quadrimestre 2018, version 1.0 contains 6087 earthquake locations in the Italian region and in the border region in the time span between 01-09-2018 and 31-12-2018.
Data used have been recorded by the National Seismic Network, operated by Istituto Nazionale di Geofisica e Vulcanologia (INGV) and regional and international networks operated by several providers.
The BSI analysts revised event with M>=1.5 (2131), 16 of them whit a M>=3.5; to locate the earthquakes we used 465 stations which contributed to the locations with 30681 P phases and 22943 S phases.
Hypocentral location parameters of the Etna’s seismic sequence were computed by personnel on duty in the seismic survey room at INGV-CT; the BSI analysts didn’t relocated these earthquakes.
The Bollettino Sismico Italiano is available in Quakeml format and is described on a 4 months basis by a pdf document, but is also available in the ISIDe data-base for the period 1985-today. Both Quakeml files and pdf document are available at CNT webpage (http://terremoti.ingv.it/bsi).