Strong mag. 6.5 earthquake - Mindanao, Philippines, on Monday, 18 March 1985 at 19:49 (GMT)

Strong mag. 6.5 earthquake - Mindanao, Philippines, on Monday, 18 March 1985 at 19:49 (GMT)

Strong magnitude 6.5 earthquake at 33 km depth

Date & time: 18 Mar 1985 07:49:45 UTC###AGESTRINGCOPY###
Magnitude: 6.5
Depth: 33.0 km
Epicenter latitude / longitude: 7.758°N / 123.544°E (Philippines)
Nearest volcano: Imbing (36 km / 22 mi)
Nearby towns and cities:
11 km (7 mi) SE of Muricay (Zamboanga Peninsula) (pop: 132,100)
11 km (7 mi) SSW of Tucuran (Zamboanga del Sur, Zamboanga Peninsula) (pop: 13,100)
31 km (19 mi) SW of Maranding (Lanao del Norte, Northern Mindanao) (pop: 13,700)
37 km (23 mi) S of Molave (Zamboanga del Sur, Zamboanga Peninsula) (pop: 21,100)
41 km (25 mi) SSW of Tangub (Misamis Occidental, Northern Mindanao) (pop: 29,700)
54 km (34 mi) SW of Ozamiz (Northern Mindanao) (pop: 93,100)
116 km (72 mi) WNW of Budta (Autonomous Region in Muslim Mindanao) (pop: 1,273,700)
241 km (149 mi) WNW of Davao City (pop: 1,212,500)
Primary data source: USGS
Estimated released energy: 3.5 x 1014 joules (98.6 gigawatt hours, equivalent to 84802 tons of TNT or 5.3 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 6.533 kmMindanao, PhilippinesUSGS
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 6.5 quake Mindanao, Philippines, 18 March 19:49 UTC

More info
Recorded aftershocks, latest first (6 quakes):
  • 04 Aug 1985 02:36 UTC
    | M 6.4 |
    35.6 km (22.1 mi) depth
    |
    30 km (18 mi) distance
    | USGS | Strong mag. 6.4 earthquake - Mindanao, Philippines, on Sunday, 4 August 1985 at 02:36 (GMT)
  • 22 Mar 1985 19:33 UTC
    | M 5.0 |
    35.7 km (22.2 mi) depth
    |
    23 km (15 mi) distance
    | USGS | Details
  • 22 Mar 1985 19:03 UTC
    | M 5.0 |
    51.9 km (32.2 mi) depth
    |
    18 km (11 mi) distance
    | USGS | Details
  • 20 Mar 1985 00:58 UTC
    | M 4.8 |
    10 km (6.2 mi) depth
    |
    14 km (8 mi) distance
    | USGS | Details
  • 18 Mar 1985 22:48 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    21 km (13 mi) distance
    | USGS | Details
  • 18 Mar 1985 20:49 UTC
    | M 5.5 |
    33 km (20.5 mi) depth
    |
    14 km (9 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Strong mag. 6.5 earthquake - Mindanao, Philippines, on Monday, 18 March 1985 at 19:49 (GMT)
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