References for tectonic plate boundaries:
Coffin, M.F., Gahagan, L.M., and Lawver, L.A., 1998, Present-day Plate Boundary Digital Data Compilation. University of Texas Institute for Geophysics Technical Report No. 174, pp. 5.
Regional instrumental seismicity
This seismicity maps have been generated by concatenating the ISC catalogue (since 1964), the EMSC Euro-Med Bulletin catalogue and the EMSC Real Time catalogue. Therefore, they show the seismicity from 1964 until the earthquake occurrence.
Regional deadly earthquakes from 1500 to origin time
| Date |
Long. |
Lat. |
Mag. |
Death |
Location |
|
| 1647-05-14 | -70.6 | -33.4 | 8.5 | 2000 | REGION METROPOLITANA, CHILE |
| 1822-11-20 | -71.6 | -33.1 | 8.5 | many | NEAR COAST OF CENTRAL CHILE |
| 1835-02-20 | -73.0 | -36.0 | 8.1 | many | NEAR COAST OF BIO-BIO, CHILE |
| 1906-08-17 | -72.0 | -33.0 | 8.4 | 3760 | OFF COAST OF VALPARAISO, CHILE |
| 1928-12-01 | -72.0 | -35.0 | 8.0 | 225 | NEAR COAST OF MAULE, CHILE |
| 1939-01-25 | -72.3 | -36.3 | 7.8 | 28000 | NEAR COAST OF BIO-BIO, CHILE |
| 1985-03-03 | -71.9 | -33.1 | 7.8 | 177 | NEAR COAST OF CENTRAL CHILE |
| 2010-02-27 | -73.0 | -35.9 | 8.8 | 402 | OFFSHORE MAULE, CHILE |
| 2012-03-25 | -72.1 | -35.2 | 7.1 | 1 | MAULE, CHILE |
| 2017-08-02 | -70.5 | -33.2 | 5.5 | 1 | REGION METROPOLITANA, CHILE |
| 2019-09-29 | -72.9 | -35.5 | 6.8 | 1 | OFFSHORE MAULE, CHILE |
Source:
Testimonies, photos
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