Major magnitude 7.3 earthquake - Raton Island, 18 km west of Santa Cruz, Philippines, on Saturday, December 11, 1999 at 18:03 GMT
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Major magnitude 7.3 earthquake at 33 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Magnitude: 7.3
Depth: 33.0 km
Epicenter latitude / longitude: 15.766°N / 119.74°E

Antipode: 15.766°S / 60.26°W
Nearest volcano: Pinatubo (96 km / 60 mi)
Nearby towns and cities:
18 km (11 mi) W of Santa Cruz (pop: 26,400) --> See nearby quakes!
34 km (21 mi) NW of Masinloc (Zambales) (pop: 28,000) --> See nearby quakes!
60 km (37 mi) WSW of Lingayen (pop: 56,600) --> See nearby quakes!
64 km (40 mi) WSW of Binmaley (pop: 44,000) --> See nearby quakes!
71 km (44 mi) WSW of Dagupan (pop: 171,300) --> See nearby quakes!
79 km (49 mi) WSW of Mangaldan (pop: 88,800) --> See nearby quakes!
92 km (57 mi) WSW of Urdaneta (pop: 101,000) --> See nearby quakes!
97 km (60 mi) WNW of Tarlac City (pop: 183,900) --> See nearby quakes!
186 km (115 mi) NW of Manila (pop: 1,600,000) --> See nearby quakes!
188 km (117 mi) NW of Quezon City (pop: 2,761,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5.6 x 1015 joules (1562 gigawatt hours, equivalent to 1.3 x 106 tons of TNT or 84 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 |
7.3 | 33 km | Luzon, 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 (97 quakes)
Date and time![]() | Mag Depth | Location | Details |
Nov 22, 2001 10:34 20 years ago | 5.3 79 km | 47 km W of Batangas, Calabarzon, Philippines | More |
Nov 14, 2001 05:58 21 years ago | 4.4 33 km | 56 km W of Batangas, Calabarzon, Philippines | More |
Nov 12, 2001 02:29 21 years ago | 4.3 33 km | 64 km W of Vigan, Province of Ilocos Sur, Philippines | More |
Nov 6, 2001 19:57 21 years ago | 4.5 33 km | 9.1 km NW of Subic, Province of Zambales, Central Luzon, Philippines | More |
Sep 18, 2001 10:25 21 years ago | 4.7 33 km | 40 km NW of San Fernando, Province of La Union, Ilocos, Philippines | More |
Sep 8, 2001 06:47 21 years ago | 4.6 164 km | Limbones Island, Calabarzon, 55 km SW of Manila, Philippines | More |
Aug 22, 2001 11:05 21 years ago | 4.7 128 km | La Monja Island, 8.5 km S of Mariveles, Bataan, Central Luzon, Philippines | More |
Aug 12, 2001 23:36 21 years ago | 4.2 33 km | Gabot Island, 41 km S of Laoag, Province of Ilocos Norte, Philippines | More |
Aug 5, 2001 21:34 21 years ago | 4.1 150 km | Balahibongmanoc Island, 18 km SW of Batangas, Calabarzon, Philippines | More |
Jul 23, 2001 12:46 21 years ago | 5.4 108 km | 6.8 km S of Balayan, Batangas, Calabarzon, Philippines | More |
Jun 25, 2001 05:31 21 years ago | 4.2 33 km | 57 km NW of San Fernando, Province of La Union, Ilocos, Philippines | More |
Jun 17, 2001 17:32 21 years ago | 4.1 150 km | 22 km SW of Tarlac City, Central Luzon, Philippines | More |
May 26, 2001 21:56 21 years ago | 4.4 208 km | 39 km SW of Batangas, Calabarzon, Philippines | More |
May 11, 2001 02:26 21 years ago | 4.9 33 km | 2.8 km SE of Bayombong, Province of Nueva Vizcaya, Cagayan Valley, Philippines | More |
May 3, 2001 04:25 21 years ago | 4.8 33 km | 62 km NW of San Fernando, Province of La Union, Ilocos, Philippines | More |
May 3, 2001 04:23 21 years ago | 4.4 171 km | 17 km S of Tarlac City, Central Luzon, Philippines | More |
May 1, 2001 14:18 21 years ago | 4.5 33 km | Pilapir Island, 54 km W of Tarlac City, Central Luzon, Philippines | More |
Mar 11, 2001 07:51 21 years ago | 3.9 33 km | 89 km W of Laoag, Province of Ilocos Norte, Philippines | More |
Mar 7, 2001 21:33 21 years ago | 4.2 33 km | 16 km S of Baguio City, Province of Benguet, Cordillera, Philippines | More |
Mar 7, 2001 04:03 21 years ago | 4.5 33 km | 22 km N of Dagupan, Province of Pangasinan, Ilocos, Philippines | More |
Mar 2, 2001 06:35 21 years ago | 4.5 158 km | 37 km W of Batangas, Calabarzon, Philippines | More |
Feb 5, 2001 12:28 21 years ago | 4.1 63 km | 57 km NW of ollong-gapo, Province of Zambales, Central Luzon, Philippines | More |
Feb 2, 2001 07:48 21 years ago | 4.3 181 km | 6.4 km SW of San Fernando City, Pampanga, Central Luzon, Philippines | More |
Jan 26, 2001 09:13 21 years ago | 4.8 33 km | 61 km S of Ilagan, Province of Isabela, Cagayan Valley, Philippines | More |
Jan 18, 2001 21:35 21 years ago | 4.2 33 km | Napayung Island, 6.9 km W of Lipa City, Batangas, Calabarzon, Philippines | More |
Jan 18, 2001 00:00 21 years ago | 3.9 33 km | 77 km W of Masinloc, Province of Zambales, Central Luzon, Philippines | More |
Jan 12, 2001 19:18 21 years ago | 5.5 33 km | Province of Abra, Cordillera, 61 km SE of Vigan, Philippines | More |
Dec 16, 2000 14:48 21 years ago | 4.3 33 km | 25 km NE of Urdaneta, Province of Pangasinan, Ilocos, Philippines | More |
Dec 6, 2000 13:23 21 years ago | 4.9 33 km | 33 km NW of ollong-gapo, Province of Zambales, Central Luzon, Philippines | More |
Dec 5, 2000 15:56 21 years ago | 4.3 33 km | 65 km W of ollong-gapo, Province of Zambales, Central Luzon, Philippines | More |
Nov 29, 2000 01:48 21 years ago | 5.5 118 km | 43 km W of Batangas, Calabarzon, Philippines | More |
Nov 15, 2000 09:23 22 years ago | 5.5 55 km | 98 km NW of San Fernando, Province of La Union, Ilocos, Philippines | More |
Nov 15, 2000 01:12 22 years ago | 3.8 76 km | 42 km NW of ollong-gapo, Province of Zambales, Central Luzon, Philippines | More |
Nov 11, 2000 16:22 22 years ago | 3.8 178 km | 29 km N of Mamburao, Occidental Mindoro, Mimaropa, Philippines | More |
Oct 21, 2000 22:30 22 years ago | 5.9 152 km | 37 km W of Batangas, Calabarzon, Philippines | More |
Oct 18, 2000 17:52 22 years ago | 4.5 137 km | 35 km W of Batangas, Calabarzon, Philippines | More |
Oct 15, 2000 16:37 22 years ago | 4.4 68 km | 291 km W of Manila, Capital District, National Capital Region, Philippines | More |
Oct 7, 2000 08:49 22 years ago | 5.1 125 km | 47 km W of Batangas, Calabarzon, Philippines | More |
Oct 7, 2000 02:01 22 years ago | 4.8 33 km | 83 km E of Bongabon, Province of Nueva Ecija, Central Luzon, Philippines | More |
Oct 6, 2000 07:59 22 years ago | 4.1 166 km | 62 km W of Batangas, Calabarzon, Philippines | More |
Sep 29, 2000 01:49 22 years ago | 4.4 146 km | 58 km W of Batangas, Calabarzon, Philippines | More |
Sep 15, 2000 13:26 22 years ago | 4.6 67 km | 100 km W of Batangas, Calabarzon, Philippines | More |
Sep 11, 2000 04:13 22 years ago | 4.4 114 km | 6.6 km NW of Batangas, Calabarzon, Philippines | More |
Sep 10, 2000 03:16 22 years ago | 5.5 66 km | 96 km W of Batangas, Calabarzon, Philippines | More |
Aug 31, 2000 22:39 22 years ago | 4.3 63 km | 16 km N of Dagupan, Province of Pangasinan, Ilocos, Philippines | More |
Aug 31, 2000 11:58 22 years ago | 5.1 44 km | 86 km W of Santa Cruz, Province of Zambales, Central Luzon, Philippines | More |
Aug 31, 2000 07:11 22 years ago | 4.7 127 km | 8.4 km SW of Nasugbu, Batangas, Calabarzon, Philippines | More |
Aug 26, 2000 07:48 22 years ago | 4.1 103 km | 25 km SW of Balanga, Bataan, Central Luzon, Philippines | More |
Jul 27, 2000 00:04 22 years ago | 4.7 74 km | 83 km SW of Nasugbu, Batangas, Calabarzon, Philippines | More |
Jul 18, 2000 22:59 22 years ago | 5.7 33 km | Province of Abra, Cordillera, 38 km SE of Laoag, Philippines | More |
Jul 17, 2000 03:30 22 years ago | 5.1 68 km | 20 km W of Iba, Province of Zambales, Central Luzon, Philippines | More |
Jun 25, 2000 16:19 22 years ago | 4.2 33 km | 52 km W of Iba, Province of Zambales, Central Luzon, Philippines | More |
Jun 19, 2000 09:34 22 years ago | 5.6 115 km | 12 km SW of Nasugbu, Batangas, Calabarzon, Philippines | More |
Jun 19, 2000 01:59 22 years ago | 5.7 33 km | 5.2 km NW of Tagudin, Province of Ilocos Sur, Philippines | More |
Jun 14, 2000 01:44 22 years ago | 5.7 63 km | 35 km SW of Vigan, Province of Ilocos Sur, Philippines | More |
Jun 12, 2000 03:24 22 years ago | 4.3 114 km | 16 km SW of Balayan, Batangas, Calabarzon, Philippines | More |
May 19, 2000 17:41 22 years ago | 5.1 92 km | 57 km W of Batangas, Calabarzon, Philippines | More |
May 8, 2000 03:25 22 years ago | 4.5 60 km | 94 km SE of Santiago, Province of Isabela, Cagayan Valley, Philippines | More |
Apr 23, 2000 06:48 22 years ago | 4.7 64 km | 62 km SW of ollong-gapo, Province of Zambales, Central Luzon, Philippines | More |
Apr 22, 2000 20:01 22 years ago | 4.5 43 km | 88 km SW of ollong-gapo, Province of Zambales, Central Luzon, Philippines | More |
Apr 5, 2000 02:50 22 years ago | 4.7 62 km | 95 km SW of San Fernando, Province of La Union, Ilocos, Philippines | More |
Mar 20, 2000 08:42 22 years ago | 4.9 33 km | 82 km W of ollong-gapo, Province of Zambales, Central Luzon, Philippines | More |
Mar 7, 2000 13:41 22 years ago | 3.8 33 km | Province of Abra, Cordillera, 40 km SE of Laoag, Philippines | More |
Mar 6, 2000 03:02 22 years ago | 4.0 33 km | 21 km SE of Gabot Island, Province of Ilocos Norte, Philippines | More |
Feb 8, 2000 06:04 22 years ago | 3.8 84 km | Pilapir Island, 17 km E of Masinloc, Philippines | More |
Jan 26, 2000 04:57 22 years ago | 4.1 41 km | 78 km SE of Santiago, Province of Isabela, Cagayan Valley, Philippines | More |
Jan 25, 2000 17:02 22 years ago | 4.0 145 km | Balahibongmanoc Island, 13 km SW of Batangas, Calabarzon, Philippines | More |
Jan 18, 2000 10:24 22 years ago | 4.2 33 km | Raton Island, 1.8 km NE of Santa Cruz, Philippines | More |
Jan 18, 2000 09:56 22 years ago | 4.6 33 km | Raton Island, 13 km W of Santa Cruz, Philippines | More |
Jan 10, 2000 11:20 22 years ago | 4.1 33 km | 18 km W of Bayombong, Province of Nueva Vizcaya, Cagayan Valley, Philippines | More |
Jan 7, 2000 16:00 22 years ago | 4.5 33 km | 53 km NW of Santa Cruz, Province of Zambales, Central Luzon, Philippines | More |
Jan 6, 2000 21:31 22 years ago | 6.2 33 km | 91 km W of Dagupan, Province of Pangasinan, Ilocos, Philippines | More |
Dec 25, 1999 22:41 22 years ago | 5.4 47 km | 26 km NW of Vigan, Province of Ilocos Sur, Philippines | More |
Dec 24, 1999 23:58 22 years ago | 4.3 33 km | 134 km W of San Fernando, Province of La Union, Ilocos, Philippines | More |
Dec 24, 1999 23:09 22 years ago | 3.9 33 km | 56 km W of Santiago Island, Province of Pangasinan, Ilocos, Philippines | More |
Dec 24, 1999 22:53 22 years ago | 5.1 33 km | 139 km W of San Fernando, Province of La Union, Ilocos, Philippines | More |
Dec 23, 1999 15:01 22 years ago | 3.8 76 km | 71 km W of Santiago Island, Province of Pangasinan, Ilocos, Philippines | More |
Dec 23, 1999 13:47 22 years ago | 4.6 33 km | 132 km W of San Fernando, Province of La Union, Ilocos, Philippines | More |
Dec 23, 1999 01:38 22 years ago | 4.4 70 km | 93 km W of San Fernando, Province of La Union, Ilocos, Philippines | More |
Dec 22, 1999 21:42 22 years ago | 5.1 33 km | 126 km W of San Fernando, Province of La Union, Ilocos, Philippines | More |
Dec 22, 1999 21:32 22 years ago | 3.7 98 km | 24 km NW of Santiago Island, Province of Pangasinan, Ilocos, Philippines | More |
Dec 22, 1999 04:42 22 years ago | 4.8 40 km | 140 km W of San Fernando, Province of La Union, Ilocos, Philippines | More |
Dec 21, 1999 14:07 22 years ago | 4.6 33 km | 134 km W of San Fernando, Province of La Union, Ilocos, Philippines | More |
Dec 21, 1999 03:38 22 years ago | 4.0 33 km | 88 km W of San Fernando, Province of La Union, Ilocos, Philippines | More |
Dec 21, 1999 03:12 22 years ago | 4.4 33 km | 73 km W of Santiago Island, Province of Pangasinan, Ilocos, Philippines | More |
Dec 20, 1999 17:39 22 years ago | 4.2 33 km | 89 km W of Poro Panaen Island, Province of Pangasinan, Ilocos, Philippines | More |
Dec 20, 1999 06:55 22 years ago | 4.7 33 km | 119 km W of San Fernando, Province of La Union, Ilocos, Philippines | More |
Dec 20, 1999 06:43 22 years ago | 4.5 33 km | 94 km W of San Fernando, Province of La Union, Ilocos, Philippines | More |
Dec 14, 1999 09:09 22 years ago | 4.6 33 km | 16 km SW of Nasugbu, Batangas, Calabarzon, Philippines | More |
Dec 12, 1999 17:27 22 years ago | 5.0 33 km | Raton Island, 7.6 km SW of Santa Cruz, Philippines | More |
Dec 12, 1999 12:29 22 years ago | 4.6 33 km | 22 km SW of Iba, Province of Zambales, Central Luzon, Philippines | More |
Dec 12, 1999 08:16 22 years ago | 4.6 33 km | Raton Island, 51 km W of Dagupan, Province of Pangasinan, Ilocos, Philippines | More |
Dec 12, 1999 07:24 22 years ago | 4.7 33 km | Alo Island, 10.3 km SW of Agoo, Province of Pangasinan, Ilocos, Philippines | More |
Dec 12, 1999 06:22 22 years ago | 4.7 33 km | Alo Island, 42 km W of Dagupan, Province of Pangasinan, Ilocos, Philippines | More |
Dec 12, 1999 01:11 22 years ago | 5.1 33 km | 57 km W of Dagupan, Province of Pangasinan, Ilocos, Philippines | More |
Dec 11, 1999 22:30 22 years ago | 4.8 33 km | Raton Island, 20 km NW of Santa Cruz, Philippines | More |
Dec 11, 1999 22:21 22 years ago | 4.7 33 km | Raton Island, 25 km W of Santa Cruz, Philippines | More |
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