Moderate mag. 5.8 earthquake - Sumbawa Region, Indonesia, on Friday, 7 October 1977 at 21:36 (GMT)

Moderate mag. 5.8 earthquake  - Sumbawa Region, Indonesia, on Friday, 7 October 1977 at 21:36 (GMT)

Moderate magnitude 5.8 earthquake at 33 km depth

Date & time: 7 Oct 1977 09:36:11 UTC###AGESTRINGCOPY###
Magnitude: 5.8
Depth: 33.0 km
Epicenter latitude / longitude: 9.916°S / 117.29°E (Indonesia)
Nearest volcano: Sangenges (150 km / 93 mi)
Nearby towns and cities:
98 km (61 mi) S of Garantah (West Nusa Tenggara)
159 km (99 mi) S of Sumbawa Besar (East Godavari, West Nusa Tenggara) (pop: 52,700)
175 km (109 mi) SE of Praya (Kabupaten Lombok Tengah, Nusa Tenggara Barat) (pop: 35,200)
196 km (122 mi) SE of Mataram (Qada Diwaniya, West Nusa Tenggara) (pop: 318,700)
200 km (124 mi) SW of Dompu (West Nusa Tenggara) (pop: 49,000)
226 km (140 mi) SW of Bima (West Nusa Tenggara) (pop: 67,000)
268 km (166 mi) ESE of Denpasar (Bali) (pop: 834,900)
1221 km (759 mi) ESE of Jakarta (pop: 8,540,100)
Primary data source: USGS
Estimated released energy: 3.2 x 1013 joules (8.78 gigawatt hours, equivalent to 7558 tons of TNT or 0.5 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.
MagnitudeDepthLocationSource
M 5.833 kmSumbawa region, IndonesiaUSGS
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 5.8 quake Sumbawa Region, Indonesia, 7 October 21:36 UTC

More info
Recorded aftershocks, latest first (21 quakes):
  • 19 Nov 1977 17:33 UTC
    | M 4.9 |
    33 km (20.5 mi) depth
    |
    28 km (18 mi) distance
    | USGS | Details
  • 04 Nov 1977 16:02 UTC
    | M 4.9 |
    33 km (20.5 mi) depth
    |
    14 km (9 mi) distance
    | USGS | Details
  • 25 Oct 1977 06:50 UTC
    | M 5.6 |
    33 km (20.5 mi) depth
    |
    26 km (16 mi) distance
    | USGS | Details
  • 20 Oct 1977 11:35 UTC
    | M 5.3 |
    33 km (20.5 mi) depth
    |
    26 km (16 mi) distance
    | USGS | Details
  • 17 Oct 1977 09:53 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    29 km (18 mi) distance
    | USGS | Details
  • 16 Oct 1977 21:22 UTC
    | M 5.5 |
    33 km (20.5 mi) depth
    |
    23 km (15 mi) distance
    | USGS | Details
  • 16 Oct 1977 21:09 UTC
    | M 5.8 |
    33 km (20.5 mi) depth
    |
    28 km (17 mi) distance
    | USGS | Details
  • 11 Oct 1977 02:04 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    21 km (13 mi) distance
    | USGS | Details
  • 09 Oct 1977 16:57 UTC
    | M 5.6 |
    33 km (20.5 mi) depth
    |
    26 km (16 mi) distance
    | USGS | Details
  • 09 Oct 1977 12:16 UTC
    | M 5.3 |
    33 km (20.5 mi) depth
    |
    29 km (18 mi) distance
    | USGS | Details
  • 09 Oct 1977 10:03 UTC
    | M 5.6 |
    33 km (20.5 mi) depth
    |
    1 km (1 mi) distance
    | USGS | Details
  • 09 Oct 1977 00:54 UTC
    | M 4.9 |
    33 km (20.5 mi) depth
    |
    22 km (14 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    12997 km (8076 mi) distance
    | | Details
  • 08 Oct 1977 19:30 UTC
    | M 5.2 |
    33 km (20.5 mi) depth
    |
    12 km (7 mi) distance
    | USGS | Details
  • 08 Oct 1977 18:59 UTC
    | M 5.2 |
    33 km (20.5 mi) depth
    |
    16 km (10 mi) distance
    | USGS | Details
  • 08 Oct 1977 18:08 UTC
    | M 5.4 |
    33 km (20.5 mi) depth
    |
    7 km (4 mi) distance
    | USGS | Details
  • Show all

Earlier earthquakes in the same area

Moderate mag. 5.8 earthquake - Sumbawa Region, Indonesia, on Friday, 7 October 1977 at 21:36 (GMT)
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