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Brazil earthquakes in 1986

3 earthquakes of magnitude 4.5 or more were located in Brazil in 1986. The largest: M6.3 127 km ENE of Cruzeiro do Sul, Brazil, Mar 26, 1986.

From the USGS catalog. Times are local to each quake.

19851987

Map

Where every quake of 1986 was located in Brazil. Select one for its page.

Open the live map with earthquakes

Every quake of 1986

Magnitude 4.5 and up, newest first.

Month by month

Counted by UTC date, which is how the catalog files them.

MonthQuakesLargestWhere
January 19860
February 19860
March 198616.3127 km ENE of Cruzeiro do Sul, Brazil
April 19860
May 19860
June 19860
July 198614.988 km SSE of Marechal Thaumaturgo, Brazil
August 19860
September 19860
October 19860
November 198615.17 km NE of João Câmara, Brazil
December 19860

What this means

The catalog is only as complete as the instruments of the time. Worldwide coverage of magnitude 5 and up dates from the 1960s, and of 4.5 from the 1990s; earlier years hold the large quakes and the ones near a station, so a low count in an early year means fewer instruments, not a quiet earth.

By year

Every year the USGS catalog covers.

Nearby

Brazil nowWorldwide in 1986

Sources

Earthquakes, magnitudes, depths, shaking estimates and felt reports from the U.S. Geological Survey Earthquake Hazards Program, read from its live feeds and its catalog back to 1900. Tsunami messages from NOAA’s tsunami warning centers.