The internet-community response to the Mexican Earthquake of February 1, 2019

Signs of the threat of the Mexican earthquake of February 1, 2019, are presented according to estimates of the recurrence of query words in Internet electronic publications. These estimates (information signals) have been determined using the Internet search engines. Before the earthquake, an increase in the recurrence of query words semantically related to seismic-hazard precursors was revealed in electronic publications relative to the seismically hazardous region. After the earthquake, the activity of the Internet community decreases