Strong mag. 6.1 earthquake - Colombia on Friday, 23 November 1990 at 22:35 (GMT)

Strong mag. 6.1 earthquake - Colombia on Friday, 23 November 1990 at 22:35 (GMT)

Strong magnitude 6.1 earthquake at 145 km depth

Date & time: 23 Nov 1990 22:35:34 UTC
Magnitude: 6.1
Depth: 144.6 km
Epicenter latitude / longitude: 4.707°N / 75.574°W (Colombia)
Nearest volcano: Santa Rosa (17 km / 11 mi)
Nearby towns and cities:
12 km (7 mi) NE of Circasia (pop: 20,100) --> See nearby quakes!
18 km (11 mi) SE of Dosquebradas (pop: 179,600) --> See nearby quakes!
18 km (11 mi) SE of Dos Quebradas (pop: 179,600) --> See nearby quakes!
18 km (11 mi) SE of Pereira (pop: 440,100) --> See nearby quakes!
19 km (12 mi) SSE of Santa Rosa de Cabal (pop: 57,900) --> See nearby quakes!
21 km (13 mi) NNE of Calarca (pop: 62,200) --> See nearby quakes!
23 km (14 mi) NNE of Armenia (pop: 315,300) --> See nearby quakes!
23 km (14 mi) ENE of Quimbaya (pop: 31,400) --> See nearby quakes!
166 km (103 mi) W of Bogota (pop: 7,674,400) --> See nearby quakes!
176 km (109 mi) NE of Santiago de Cali (pop: 2,392,900) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 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 6.1145 kmColombiaUSGS
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
to top
to top

Aftershocks of the 6.1 quake Colombia 23 November 1990 22:35 GMT

More info
Recorded aftershocks, latest first (11 quakes):
  • 19 Mar 1991 10:56 UTC
    | M 4.8 |
    151.6 km (94.2 mi) depth
    |
    22 km (13 mi) distance
    | USGS | Details
  • 14 Feb 1991 07:56 UTC
    | M 4.5 |
    111.5 km (69.3 mi) depth
    |
    47 km (29 mi) distance
    | USGS | Details
  • 26 Jan 1991 07:15 UTC
    | M 3.1 |
    110 km (68.4 mi) depth
    |
    67 km (41 mi) distance
    | USGS | Details
  • 25 Jan 1991 00:09 UTC
    | M 2.9 |
    90 km (55.9 mi) depth
    |
    56 km (35 mi) distance
    | USGS | Details
  • 24 Jan 1991 21:33 UTC
    | M 2.8 |
    110 km (68.4 mi) depth
    |
    58 km (36 mi) distance
    | USGS | Details
  • 19 Jan 1991 21:19 UTC
    | M 2.9 |
    90 km (55.9 mi) depth
    |
    60 km (37 mi) distance
    | USGS | Details
  • 19 Jan 1991 03:08 UTC
    | M 3.3 |
    110 km (68.4 mi) depth
    |
    64 km (40 mi) distance
    | USGS | Details
  • 13 Jan 1991 11:31 UTC
    | M 4.5 |
    120 km (74.6 mi) depth
    |
    47 km (29 mi) distance
    | USGS | Details
  • 11 Jan 1991 08:26 UTC
    | M 3.5 |
    110 km (68.4 mi) depth
    |
    63 km (39 mi) distance
    | USGS | Details
  • 03 Jan 1991 20:12 UTC
    | M 3.8 |
    110 km (68.4 mi) depth
    |
    54 km (33 mi) distance
    | USGS | Details
  • 02 Jan 1991 17:21 UTC
    | M 4.2 |
    10 km (6.2 mi) depth
    |
    59 km (37 mi) distance
    | USGS | Details

to top

Earlier earthquakes in the same area since 1900

Strong mag. 6.1 earthquake - Colombia on Friday, 23 November 1990 at 22:35 (GMT)
    Hint: Click on Date/Time to show latest first
  • Date / time UTC
    | Mag |
    Depth
    |
    Age
    |
    Distance
    | Details
  • 31 Jan 1906 15:36
    | 8.8 |
    20km / 12.4mi
    |
    115 years ago
    |
    593km / 369mi
    | 1906 Ecuador-Colombia Earthquake
  • 31 Jul 1970 17:08
    | 8.0 |
    645km / 401mi
    |
    51 years ago
    |
    778km / 484mi
    | Colombia
  • 17 Jan 1922 03:50
    | 7.9 |
    475km / 295mi
    |
    99 years ago
    |
    977km / 607mi
    | Northern Peru
  • 14 May 1942 02:13
    | 7.8 |
    20km / 12.4mi
    |
    79 years ago
    |
    717km / 445mi
    | Ecuador
  • 12 Dec 1979 07:59
    | 7.7 |
    24km / 15mi
    |
    41 years ago
    |
    544km / 338mi
    | Near the Coast of Ecuador (Colombia)
  • 19 Jan 1958 14:07
    | 7.6 |
    28km / 17mi
    |
    63 years ago
    |
    598km / 372mi
    | Near the Coast of Ecuador
  • 18 Jul 1934 01:36
    | 7.5 |
    30km / 19mi
    |
    87 years ago
    |
    843km / 524mi
    | South of Panama
  • 27 Jul 1971 02:02
    | 7.4 |
    120km / 75mi
    |
    50 years ago
    |
    862km / 535mi
    | Peru-Ecuador Border Region
  • 13 Jul 1974 01:18
    | 7.3 |
    12km / 7.5mi
    |
    47 years ago
    |
    411km / 255mi
    | Panama-Colombia Border Region
  • 05 Dec 1941 20:47
    | 7.3 |
    20km / 12.4mi
    |
    79 years ago
    |
    963km / 598mi
    | Costa Rica
    • Show all

Map of earlier quakes

Volcanoes & Earthquakes - new app for Android
to top
Why is there advertising on this site?

Support us - Help us upgrade our server!

We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
Our server is reaching its limits and we need financing to increase capacity in order to deal with huge activity peaks when quakes occur. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every penny counts and every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features and in upgrading our software, please make a donation (PayPal or Online cc payment).

Planned features:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Earthquake archive from 1900 onwards
  • Additional seismic data sources
  • Improved content in English
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you! With best regards from the VolcanoDiscovery team.
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.