Major magnitude. 7.9 earthquake - Northern Peru on Tuesday, 17 January 1922 at 03:50 (GMT)

Major magnitude. 7.9 earthquake  - Northern Peru on Tuesday, 17 January 1922 at 03:50 (GMT)

Major magnitude 7.9 earthquake at 475 km depth

Date & time: 17 Jan 1922 03:50:28 UTC###AGESTRINGCOPY###
Magnitude: 7.9
Depth: 475.0 km
Epicenter latitude / longitude: 3.025°S / 71.398°W (Peru)
Nearby towns and cities:
191 km (119 mi) ENE of Nuevo Berlin (Loreto)
211 km (131 mi) NW of Ramón Castilla (pop: 5,500)
213 km (133 mi) NW of Benjamin Constant (Brazil) (pop: 14,000)
221 km (137 mi) ENE of Iquitos (Loreto) (pop: 437,600)
283 km (176 mi) W of São Paulo de Olivença (State of Amazonas, Brazil) (pop: 11,800)
531 km (330 mi) NNE of Cruzeiro do Sul (Acre, Brazil) (pop: 79,800)
690 km (429 mi) NNE of Pucallpa (Ucayali) (pop: 310,800)
1179 km (733 mi) NNE of Lima (pop: 7,737,000)
Primary data source: USGS
Estimated released energy: 4.5 x 1016 joules (12408 gigawatt hours, equivalent to 1.1 x 107 tons of TNT or 667.2 atomic bombs!) [learn more]
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
M 7.9475 kmnorthern PeruUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Aftershocks of the 7.9 quake Northern Peru 17 January 03:50 UTC

More info
Recorded aftershocks, latest first (0 quakes):
So far, no aftershocks have been registered.

Earlier earthquakes in the same area since 1900

Major magnitude. 7.9 earthquake - Northern Peru on Tuesday, 17 January 1922 at 03:50 (GMT)
    Hint: Click on Date/Time to show latest first
  • Date / time UTC
    | Mag |
    | Details
  • 31 Jan 1906 15:36
    | 8.8 |
    20km / 12.4mi
    115 years ago
    991km / 616mi
    | 1906 Ecuador-Colombia Earthquake
  • 18 Dec 1921 15:29
    | 7.3 |
    540km / 336mi
    99 years ago
    90km / 56mi
    | Northern Peru
  • 28 Sep 1906 15:24
    | 6.8 |
    100km / 62mi
    114 years ago
    664km / 413mi
    | Northern Peru

Map of earlier quakes

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