Very strong mag. 6.8 earthquake - 67 km northeast of Tandag, Province of Surigao del Sur, Caraga, Philippines, on Wednesday, June 18, 1980 at 17:14 GMT
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Very strong magnitude 6.8 earthquake at 54 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Magnitude: 6.8
Depth: 54.0 km
Epicenter latitude / longitude: 9.475°N / 126.657°E
(Philippine Sea, Philippines)Antipode: 9.475°S / 53.343°W
Nearest volcano: Paco (125 km / 78 mi)
Nearby towns and cities:
56 km (35 mi) ENE of Cortes (pop: 3,030) --> See nearby quakes!
67 km (42 mi) NE of Tandag (pop: 29,000) --> See nearby quakes!
73 km (46 mi) ESE of Dapa (pop: 8,820) --> See nearby quakes!
76 km (47 mi) ENE of Cantilan (Surigao del Sur) (pop: 9,410) --> See nearby quakes!
77 km (48 mi) ESE of Socorro (pop: 9,740) --> See nearby quakes!
132 km (82 mi) ESE of Surigao City (pop: 87,800) --> See nearby quakes!
136 km (84 mi) ENE of Butuan (pop: 309,700) --> See nearby quakes!
140 km (87 mi) ENE of Libertad (pop: 250,400) --> See nearby quakes!
145 km (90 mi) NNE of Bislig City (pop: 67,600) --> See nearby quakes!
840 km (522 mi) SE of Manila (pop: 1,600,000) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1 x 1015 joules (278 gigawatt hours, equivalent to 2.4 x 105 tons of TNT or 14.9 atomic bombs!) | about seismic energy
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. | Depth | Location | Source |
| 6.8 | 54 km | Mindanao, Philippines | USGS |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Aftershocks
[More info]
Recorded aftershocks, latest first (68 quakes)
Date and time | Mag Depth | Location | Details |
| Dec 14, 1980 12:40 41 years ago | 5.0 56 km | 91 km E of Surigao City, Province of Surigao del Norte, Caraga, Philippines | More |
| Nov 15, 1980 09:40 42 years ago | 5.2 98 km | Tigdos Island, 13 km NE of Bislig City, Philippines | More |
| Nov 9, 1980 10:02 42 years ago | 4.4 93 km | 34 km S of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Oct 27, 1980 17:07 42 years ago | 4.4 76 km | 45 km NE of Lajanosa Island, Province of Surigao del Norte, Caraga, Philippines | More |
| Oct 24, 1980 14:07 42 years ago | 4.8 62 km | 194 km E of Surigao City, Province of Surigao del Norte, Caraga, Philippines | More |
| Oct 24, 1980 01:11 42 years ago | 4.7 79 km | 29 km N of Bancuyo Island, Province of Surigao del Norte, Caraga, Philippines | More |
| Sep 8, 1980 15:55 42 years ago | 4.1 33 km | Macangani Island, 8.8 km E of Tandag, Philippines | More |
| Sep 7, 1980 15:34 42 years ago | 4.6 33 km | 69 km E of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Sep 1, 1980 04:28 42 years ago | 5.1 137 km | 23 km E of Surigao City, Province of Surigao del Norte, Caraga, Philippines | More |
| Aug 24, 1980 22:57 42 years ago | 4.4 57 km | 62 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Aug 21, 1980 17:48 42 years ago | 4.6 27 km | 85 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Aug 19, 1980 23:40 42 years ago | 5.4 46 km | 22 km E of Tigdos Island, Province of Surigao del Sur, Caraga, Philippines | More |
| Aug 9, 1980 15:54 42 years ago | 4.9 52 km | 88 km NE of Surigao City, Province of Surigao del Norte, Caraga, Philippines | More |
| Aug 9, 1980 15:51 42 years ago | 4.8 50 km | 98 km NE of Surigao City, Province of Surigao del Norte, Caraga, Philippines | More |
| Aug 9, 1980 13:51 42 years ago | 4.9 60 km | 98 km NE of Surigao City, Province of Surigao del Norte, Caraga, Philippines | More |
| Jul 28, 1980 15:17 42 years ago | 4.9 67 km | Pangasinan Island, 36 km N of Bislig City, Philippines | More |
| Jul 28, 1980 06:37 42 years ago | 5.0 56 km | 39 km SE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jul 17, 1980 16:06 42 years ago | 4.9 61 km | 22 km E of Lajanosa Island, Province of Surigao del Norte, Caraga, Philippines | More |
| Jul 3, 1980 23:35 42 years ago | 4.9 39 km | 77 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jul 3, 1980 02:55 42 years ago | 4.7 33 km | 85 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jul 2, 1980 09:44 42 years ago | 5.2 33 km | 73 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 29, 1980 16:56 42 years ago | 5.0 51 km | 78 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 26, 1980 15:47 42 years ago | 5.0 33 km | 164 km E of Surigao City, Province of Surigao del Norte, Caraga, Philippines | More |
| Jun 25, 1980 04:29 42 years ago | 4.9 74 km | 77 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 23, 1980 14:54 42 years ago | 5.1 33 km | 52 km E of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 23, 1980 13:53 42 years ago | 5.2 48 km | 55 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 23, 1980 13:46 42 years ago | 5.1 53 km | 50 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 23, 1980 00:56 42 years ago | 4.3 61 km | 94 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 22, 1980 23:12 42 years ago | 4.8 60 km | 81 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 22, 1980 22:52 42 years ago | 4.7 53 km | 54 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 21, 1980 07:00 42 years ago | 4.8 33 km | 72 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 21, 1980 04:39 42 years ago | 5.0 44 km | 75 km E of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 21, 1980 02:34 42 years ago | 4.7 54 km | 26 km NE of Taganauan Island, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 21, 1980 02:31 42 years ago | 4.8 33 km | 70 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 21, 1980 02:21 42 years ago | 5.1 51 km | 72 km E of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 20, 1980 01:45 42 years ago | 4.9 33 km | 43 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 23:40 42 years ago | 4.7 52 km | Taganauan Island, 29 km N of Tandag, Philippines | More |
| Jun 19, 1980 21:47 42 years ago | 4.0 61 km | Cambiling Island, 74 km E of Surigao City, Philippines | More |
| Jun 19, 1980 21:00 42 years ago | 4.7 39 km | 121 km E of Surigao City, Province of Surigao del Norte, Caraga, Philippines | More |
| Jun 19, 1980 17:56 42 years ago | 4.6 33 km | 43 km E of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 15:29 42 years ago | 5.6 47 km | 46 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 15:24 42 years ago | 4.8 33 km | 52 km E of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 15:16 42 years ago | 4.8 51 km | 70 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 14:14 42 years ago | 5.5 36 km | 49 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 13:19 42 years ago | 5.1 37 km | 54 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 13:08 42 years ago | 4.7 33 km | 70 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 08:33 42 years ago | 4.9 59 km | 71 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 06:40 42 years ago | 5.9 45 km | 76 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 06:29 42 years ago | 4.8 80 km | Macangani Island, 20 km E of Tandag, Philippines | More |
| Jun 19, 1980 04:33 42 years ago | 4.8 56 km | 31 km NE of Taganauan Island, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 03:38 42 years ago | 4.6 43 km | 54 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 02:30 42 years ago | 4.7 39 km | 75 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 01:53 42 years ago | 4.9 47 km | 69 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 19, 1980 01:33 42 years ago | 4.9 64 km | 25 km SE of Lajanosa Island, Province of Surigao del Norte, Caraga, Philippines | More |
| Jun 19, 1980 01:05 42 years ago | 5.1 40 km | 47 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 18, 1980 23:50 42 years ago | 5.6 53 km | 71 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 18, 1980 23:24 42 years ago | 5.0 33 km | 71 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 18, 1980 22:52 42 years ago | 4.9 40 km | 47 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 18, 1980 22:10 42 years ago | 4.4 46 km | 96 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 18, 1980 20:43 42 years ago | 5.0 55 km | 23 km E of Lajanosa Island, Province of Surigao del Norte, Caraga, Philippines | More |
| Jun 18, 1980 20:28 42 years ago | 4.4 33 km | 33 km SE of Lajanosa Island, Province of Surigao del Norte, Caraga, Philippines | More |
| Jun 18, 1980 20:14 42 years ago | 4.7 41 km | 80 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 18, 1980 19:54 42 years ago | 5.0 18 km | 79 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 18, 1980 19:18 42 years ago | 5.5 40 km | 50 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 18, 1980 18:56 42 years ago | 4.6 33 km | 34 km E of Lajanosa Island, Province of Surigao del Norte, Caraga, Philippines | More |
| Jun 18, 1980 18:24 42 years ago | 5.1 63 km | 35 km NE of Tandag, Province of Surigao del Sur, Caraga, Philippines | More |
| Jun 18, 1980 18:18 42 years ago | 5.1 62 km | Lajanosa Island, 96 km E of Surigao City, Philippines | More |
| Jun 18, 1980 18:15 42 years ago | 5.1 38 km | 37 km E of Lajanosa Island, Province of Surigao del Norte, Caraga, Philippines | More |
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