| UTC time | 1983-08-17 12:17:57 |
|---|---|
| ISC event | 570383 |
| USGS-ANSS | ComCat |
| Local date | August 17, 1983 |
| Local time | 20:17:56 PST[1] |
| Duration | 20 seconds |
| Magnitude | 6.5 Ms[1] |
| Depth | 28.8 km (18 mi)[1] |
| Epicenter | 18°13′52″N 120°51′36″E / 18.231°N 120.860°E[1] |
| Areas affected | Philippines |
| Max. intensity | MMI VIII (Severe)[2] |
| Casualties | 16 killed, 47 injured[3] |
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On August 17, 1983, at 20:17 PST (UTC+08:00), an earthquake struck the island of Luzon in the Philippines. The shock had a surface wave magnitude of 6.5 and a maximum Mercalli intensity of VIII (Severe), killing 16 people and injuring 47. Seven towns were damaged, several buildings collapsed, and electricity was cut off in Laoag. Features like sand volcanoes and cracks formed during the quake.
- ^ a b c d Cite error: The named reference
USGSwas invoked but never defined (see the help page). - ^ National Geophysical Data Center / World Data Service (NGDC/WDS) (1980). "Significant Earthquake Database" (Data Set). National Geophysical Data Center, NOAA. doi:10.7289/V5TD9V7K.
- ^ Cite error: The named reference
sigwas invoked but never defined (see the help page).