Strong mag. 6.6 earthquake - Moro Gulf, Mindanao, Philippines, on Sunday, 4 October 2009 at 10:58 (GMT)
Strong magnitude 6.6 earthquake at 620 km depth
Magnitude: 6.6
Depth: 620.0 km
Epicenter latitude / longitude: 6.74°N / 123.378°E
(Philippines)Nearest volcano: Blit (97 km / 60 mi)
Nearby towns and cities:
77 km (48 mi) WNW of Kalamansig (Sultan Kudarat, Soccsksargen) (pop: 12,800)
86 km (53 mi) W of South Upi (Maguindanao, Autonomous Region in Muslim Mindanao) (pop: 12,500)
96 km (60 mi) SSE of Margosatubig (Zamboanga del Sur, Zamboanga Peninsula) (pop: 14,600)
110 km (68 mi) WSW of Cotabato City (Autonomous Region in Muslim Mindanao) (pop: 179,400)
121 km (75 mi) S of Pagadian (Zamboanga Peninsula) (pop: 186,900)
128 km (80 mi) WSW of Budta (Autonomous Region in Muslim Mindanao) (pop: 1,273,700)
145 km (90 mi) E of Zamboanga City (Zamboanga Peninsula) (pop: 457,600)
250 km (155 mi) W of Davao City (pop: 1,212,500)
Primary data source: USGS
Estimated released energy: 5 x 1014 joules (139 gigawatt hours, equivalent to 1.2 x 105 tons of TNT or 7.5 atomic bombs!) More info
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.
| Magnitude | Depth | Location | Source |
| M 6.6 | 620 km | Moro Gulf, Mindanao, Philippines | 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!
Aftershocks of the 6.6 quake Moro Gulf, Mindanao, Philippines, 4 October 10:58 UTC
More info
Recorded aftershocks, latest first (3 quakes):- 03 Feb 2010 03:59 UTC| M 4.5 |546.6 km (339.6 mi) depth|66 km (41 mi) distance| USGS | Details
- 04 Oct 2009 11:04 UTC| M 5.6 |640 km (397.7 mi) depth|18 km (11 mi) distance| USGS | Details
- 01 Jan 1970 00:00 UTC| M |0 km (0 mi) depth|13694 km (8509 mi) distance| | Details
Earlier earthquakes in the same area
Strong mag. 6.6 earthquake - Moro Gulf, Mindanao, Philippines, on Sunday, 4 October 2009 at 10:58 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
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