Strong mag. 6.3 earthquake - Off the Coast of Jalisco, Mexico, on Tuesday, 1 January 1991 at 00:06 (GMT)

Strong mag. 6.3 earthquake - Off the Coast of Jalisco, Mexico, on Tuesday, 1 January 1991 at 00:06 (GMT)

Strong magnitude 6.3 earthquake at 35 km depth

Date & time: 1 Jan 1991 00:06:31 UTC
Magnitude: 6.3
Depth: 35.0 km
Epicenter latitude / longitude: 18.068°N / 105.847°W (Mexico)
Nearest volcano: Northern EPR-Segment RO2 (178 km / 111 mi)
Nearby towns and cities:
170 km (105 mi) SW of Benito Juarez (pop: 358) --> See nearby quakes!
197 km (122 mi) SW of Manzanillo (pop: 130,000) --> See nearby quakes!
228 km (142 mi) WSW of Tecoman (pop: 85,700) --> See nearby quakes!
245 km (152 mi) SW of Autlan de Navarro (pop: 45,400) --> See nearby quakes!
259 km (161 mi) WSW of Colima (pop: 137,400) --> See nearby quakes!
259 km (161 mi) WSW of Ciudad de Villa de Alvarez (pop: 117,600) --> See nearby quakes!
291 km (181 mi) SSW of Puerto Vallarta (pop: 203,300) --> See nearby quakes!
310 km (193 mi) SW of Ciudad Guzman (pop: 97,800) --> See nearby quakes!
387 km (241 mi) SW of Guadalajara (pop: 1,495,200) --> See nearby quakes!
724 km (450 mi) W of Mexico City (pop: 12,294,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 atomic bombs!) More info
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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.
MagnitudeDepthLocationSource
M 6.335 kmoff the coast of Jalisco, MexicoUSGS
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 6.3 quake Off the Coast of Jalisco, Mexico, 1 January 1991 00:06 GMT

More info
Recorded aftershocks, latest first (3 quakes):
  • 05 Jun 1991 19:27 UTC
    | M 3.9 |
    68 km (42.3 mi) depth
    |
    69 km (43 mi) distance
    | USGS | Details
  • 01 Jan 1991 03:19 UTC
    | M 5.8 |
    36.4 km (22.6 mi) depth
    |
    13 km (8 mi) distance
    | USGS | Details
  • 01 Jan 1991 02:19 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    33 km (20 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Strong mag. 6.3 earthquake - Off the Coast of Jalisco, Mexico, on Tuesday, 1 January 1991 at 00:06 (GMT)
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