Major magnitude. 7.1 earthquake - Guam Region on Friday, 26 April 2002 at 16:06 (GMT)

Major magnitude. 7.1 earthquake  - Guam Region on Friday, 26 April 2002 at 16:06 (GMT)

Major magnitude 7.1 earthquake at 86 km depth

Date & time: 26 Apr 2002 04:06:07 UTC###AGESTRINGCOPY###
Magnitude: 7.1
Depth: 85.7 km
Epicenter latitude / longitude: 13.088°N / 144.619°E (Guam)
Nearest volcano: Tracey Seamount (66 km / 41 mi)
Nearby towns and cities:
24 km (15 mi) S of Umatac Village (pop: 903)
25 km (16 mi) SW of Inarajan Village (pop: 3,050)
43 km (27 mi) SSW of Chalan Pago-Ordot Village (pop: 6,820)
53 km (33 mi) SSW of Dededo Village (pop: 44,900)
58 km (36 mi) SSW of Yigo Village (pop: 20,500)
235 km (146 mi) SSW of San Jose (Northern Mariana Islands) (pop: 15,000)
266 km (165 mi) SSW of Saipan (Northern Mariana Islands) (pop: 48,200)
812 km (505 mi) ENE of Colonia (Yap, Micronesia) (pop: 7,370)
Primary data source: USGS
Estimated released energy: 2.8 x 1015 joules (783 gigawatt hours, equivalent to 6.7 x 105 tons of TNT or 42.1 atomic bombs!) More info
[smaller] [bigger]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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 7.186 kmGuam regionUSGS
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!
Volcanoes & Earthquakes - new app for Android

Aftershocks of the 7.1 quake Guam Region 26 April 16:06 UTC

More info
Recorded aftershocks, latest first (16 quakes):
  • 17 Apr 2004 10:56 UTC
    | M 5.0 |
    70 km (43.5 mi) depth
    |
    140 km (87 mi) distance
    | USGS | Details
  • 29 Feb 2004 21:01 UTC
    | M 5.0 |
    24.7 km (15.3 mi) depth
    |
    144 km (89 mi) distance
    | USGS | Details
  • 09 Oct 2003 15:59 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    172 km (107 mi) distance
    | USGS | Details
  • 23 Sep 2003 00:47 UTC
    | M 5.3 |
    33 km (20.5 mi) depth
    |
    157 km (98 mi) distance
    | USGS | Details
  • 21 Sep 2003 07:42 UTC
    | M 5.5 |
    10 km (6.2 mi) depth
    |
    211 km (131 mi) distance
    | USGS | Details
  • 28 Aug 2003 22:06 UTC
    | M 5.5 |
    33 km (20.5 mi) depth
    |
    78 km (48 mi) distance
    | USGS | Details
  • 30 Jun 2003 14:18 UTC
    | M 5.5 |
    20.6 km (12.8 mi) depth
    |
    157 km (97 mi) distance
    | USGS | Details
  • 28 Apr 2003 12:57 UTC
    | M 5.4 |
    25.3 km (15.7 mi) depth
    |
    84 km (52 mi) distance
    | USGS | Details
  • 04 Apr 2003 18:19 UTC
    | M 5.4 |
    60.4 km (37.5 mi) depth
    |
    60 km (37 mi) distance
    | USGS | Details
  • 18 Mar 2003 14:45 UTC
    | M 5.2 |
    159.9 km (99.4 mi) depth
    |
    93 km (58 mi) distance
    | USGS | Details
  • 08 Dec 2002 08:16 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    95 km (59 mi) distance
    | USGS | Details
  • 12 Nov 2002 07:12 UTC
    | M 5.4 |
    100 km (62.1 mi) depth
    |
    55 km (34 mi) distance
    | USGS | Details
  • 14 Aug 2002 13:57 UTC
    | M 6.5 |
    30 km (18.6 mi) depth
    |
    205 km (127 mi) distance
    | USGS | Strong mag. 6.5 earthquake - Rota Region, Northern Mariana Islands, on Wednesday, 14 August 2002 at 13:57 (GMT)
  • 11 Aug 2002 00:59 UTC
    | M 5.0 |
    64.6 km (40.1 mi) depth
    |
    92 km (57 mi) distance
    | USGS | Details
  • 19 Jul 2002 03:37 UTC
    | M 5.2 |
    33 km (20.5 mi) depth
    |
    173 km (108 mi) distance
    | USGS | Details
  • 21 May 2002 23:45 UTC
    | M 5.4 |
    145.9 km (90.7 mi) depth
    |
    114 km (71 mi) distance
    | USGS | Details

Earlier earthquakes in the same area

Major magnitude. 7.1 earthquake - Guam Region on Friday, 26 April 2002 at 16:06 (GMT)
Volcanoes & Earthquakes - new app for Android
 

More on VolcanoDiscovery

 
Why is there advertising on this site?

Support us!

Maintaining the website and our free apps is a time- and cost-intensive effort.
If you find the information useful and would like to support our team to develop further features and get the upgraded ad-free version, consider making a donation (PayPal or Online cc payment).
Planned features:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
Thanks to your past donations, these features have been added recently:
  • Earthquake archive back to 1900
  • Additional data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.