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Very strong mag. 6.6 earthquake - 29 km east of Jagna, Bohol, Central Visayas, Philippines, on Thursday, February 8, 1990 at 07:46 GMT

Very strong mag. 6.6 earthquake - 29 km east of Jagna, Bohol, Central Visayas, Philippines, on Thursday, February 8, 1990 at 07:46 GMT Very strong mag. 6.6 earthquake - 29 km east of Jagna, Bohol, Central Visayas, Philippines, on Thursday, February 8, 1990 at 07:46 GMT

Very strong magnitude 6.6 earthquake at 30 km depth

Earthquake details

Date & timeFeb 8, 1990 07:46:59 UTC
Local time at epicenter
StatusConfirmed
Magnitude6.6
Depth30.3 km
Epicenter latitude / longitude9.725°N / 124.625°E (Bohol Sea, Philippines)
Antipode9.725°S / 55.375°W
Shaking intensityStrong shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoHibok-Hibok (58 km / 36 mi)
Nearby towns and cities19 km (12 mi) SE of Mabini (Bohol) (pop: 6,000) | Show on map | Quakes nearby
29 km (18 mi) ENE of Jagna (Bohol) (pop: 32,600) | Show on map | Quakes nearby
51 km (32 mi) SSW of Maasin (Southern Leyte) (pop: 18,300) | Show on map | Quakes nearby
65 km (41 mi) E of Loboc (Bohol) (pop: 16,300) | Show on map | Quakes nearby
85 km (53 mi) E of Tagbilaran (pop: 86,400) | Show on map | Quakes nearby
94 km (59 mi) SE of Cordova (pop: 29,300) | Show on map | Quakes nearby
96 km (59 mi) W of Surigao City (pop: 87,800) | Show on map | Quakes nearby
99 km (61 mi) SE of Lapu-Lapu City (pop: 350,500) | Show on map | Quakes nearby
104 km (65 mi) SE of Cebu City (pop: 798,600) | Show on map | Quakes nearby
672 km (417 mi) SE of Manila (pop: 1,600,000) | Show on map | Quakes nearby
Estimated seismic energy released5 x 1014 joules (139 gigawatt hours, equivalent to 1.2 x 105 tons of TNT or 7.5 atomic bombs!) | about seismic energy
Show interactive Map
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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.
Mag.DepthLocationSource
6.630 kmBohol, 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.

Aftershocks

[More info]

Recorded aftershocks, latest first (36 quakes)

Date and timeMag
Depth
LocationDetails
Jul 26, 1990 22:13
32 years ago
4.9

33 km
49 km N of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Jul 16, 1990 10:12
32 years ago
5.3

33 km
30 km N of Butuan, Province of Agusan del Norte, Caraga, PhilippinesMore
Jul 5, 1990 13:07
32 years ago
5.1

33 km
70 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Apr 25, 1990 18:38
33 years ago
4.6

55 km
33 km E of Jagna, Bohol, Central Visayas, PhilippinesMore
Mar 26, 1990 22:47
33 years ago
5.9

39 km
34 km N of Butuan, Province of Agusan del Norte, Caraga, PhilippinesMore
Mar 18, 1990 00:45
33 years ago
4.6

79 km
4.2 km SE of Jagna, Bohol, Central Visayas, PhilippinesMore
Mar 13, 1990 01:29
33 years ago
4.9

29 km
55 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Mar 4, 1990 01:51
33 years ago
4.6

33 km
67 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Mar 3, 1990 19:01
33 years ago
4.9

39 km
81 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 27, 1990 15:55
33 years ago
5.0

33 km
76 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 16, 1990 22:50
33 years ago
4.9

33 km
7 km NE of Jagna, Bohol, Central Visayas, PhilippinesMore
Feb 16, 1990 11:58
33 years ago
4.8

21 km
56 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 14, 1990 14:07
33 years ago
3.8

33 km
55 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 14, 1990 08:37
33 years ago
4.2

58 km
50 km E of Tagbilaran, Bohol, Central Visayas, PhilippinesMore
Feb 14, 1990 01:37
33 years ago
4.7

64 km
60 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 12, 1990 23:31
33 years ago
4.8

33 km
49 km E of Bohol Island, Central Visayas, PhilippinesMore
Feb 12, 1990 13:28
33 years ago
4.7

64 km
25 km E of Jagna, Bohol, Central Visayas, PhilippinesMore
Feb 11, 1990 23:03
33 years ago
4.8

33 km
13 km E of Jagna, Bohol, Central Visayas, PhilippinesMore
Feb 11, 1990 19:23
33 years ago
4.7

50 km
67 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 11, 1990 09:56
33 years ago
4.8

31 km
53 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 10, 1990 20:55
33 years ago
5.1

33 km
17 km NE of Jagna, Bohol, Central Visayas, PhilippinesMore
Feb 10, 1990 20:01
33 years ago
4.7

33 km
53 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 10, 1990 16:58
33 years ago
5.0

61 km
54 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 10, 1990 02:09
33 years ago
4.6

33 km
3.5 km NW of Maasin, Southern Leyte, Eastern Visayas, PhilippinesMore
Feb 10, 1990 01:32
33 years ago
4.8

33 km
54 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 10, 1990 01:24
33 years ago
4.5

52 km
42 km NW of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 10, 1990 00:58
33 years ago
4.4

33 km
16 km SE of Jagna, Bohol, Central Visayas, PhilippinesMore
Feb 9, 1990 18:08
33 years ago
4.8

69 km
74 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 9, 1990 17:01
33 years ago
4.8

34 km
77 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 9, 1990 02:01
33 years ago
4.6

63 km
13 km E of Jagna, Bohol, Central Visayas, PhilippinesMore
Feb 9, 1990 01:22
33 years ago
5.1

56 km
72 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 8, 1990 14:49
33 years ago
4.7

53 km
75 km W of Surigao City, Province of Surigao del Norte, Caraga, PhilippinesMore
Feb 8, 1990 13:14
33 years ago
4.0

175 km
27 km N of Butuan, Province of Agusan del Norte, Caraga, PhilippinesMore
Feb 8, 1990 10:10
33 years ago
4.8

33 km
77 km SE of Tagbilaran, Bohol, Central Visayas, PhilippinesMore
Feb 8, 1990 09:48
33 years ago
4.9

33 km
21 km E of Jagna, Bohol, Central Visayas, PhilippinesMore
Feb 8, 1990 08:26
33 years ago
5.3

33 km
14 km NE of Jagna, Bohol, Central Visayas, PhilippinesMore

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