1976 Tangshan earthquake

1976 Tangshan earthquake
唐山大地震

UTC time	Doublet earthquake:
	A: 1976-07-27 19:42:55
	B: 1976-07-28 10:45:36
ISC event
	A: 711732
	B: 711773
USGS-ANSS
	A: ComCat
	B: ComCat
Local date	28 July 1976
Local time	Peking time:
	A: 03:42:55
	B: 18:45:36
Magnitude
	A: 7.6 Mw; 7.6 Ms[1]
	B: 7.0 Mw; 7.4 Ms[2]
Depth	A: 12.2 km[1] B: 16.7 km[2]
Epicenter	39°38′N 118°06′E / 39.63°N 118.10°E / 39.63; 118.10 39°43′N 118°26′E / 39.72°N 118.44°E / 39.72; 118.44
Max. intensity	MMI XI (Extreme)
Casualties	242,469 (official)[a]

The 1976 Tangshan earthquake (Chinese: 唐山大地震; pinyin: Tángshān dà dìzhèn; lit. 'Great Tangshan earthquake^[b]') was a M_w 7.6 earthquake that hit the region around Tangshan, Hebei, China, at 3:42 a.m. on 28 July 1976. The maximum intensity of the earthquake was XI (Extreme) on the Mercalli scale. In minutes, 85 percent of the buildings in Tangshan collapsed or were rendered unusable, all services failed, and most of the highway and railway bridges collapsed or were seriously damaged.^[3] The official count stated 242,469 deaths,^[a] while historians accepted at least 300,000 died,^{[4][5][contradictory]} making it the deadliest earthquake in recorded history and one of the worst disasters in China by death toll.

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