Tangshan, Hebei, China
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins93% CONFIDENCEOverall confidence: 93%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
The source[1] is explicit about both clocks: the quake hit "at 03:42:55 on 28 July (19:42:55, 27 July UTC) 1976". The pin is stored in UTC, so it falls on 27 July even though the earthquake is known by its local date of 28 July.A magnitude 7.5 earthquake struck directly beneath Tangshan at 3:42 a.m. local time, and within minutes 85% of the city's buildings were down. The official toll was 242,469 dead; historians accept at least 300,000.
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