Mag. 3.3 earthquake - 33 km southeast of Humacao, Puerto Rico, on Sunday, 22 Nov 2020 8:22 pm (GMT -4) -
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Maunabo | Humacao | Vieques | Caguas | Carolina | Trujillo Alto | Bayamon | San Juan

Minor magnitude 3.3 earthquake at 2 km depth
23 Nov 00:51 UTC: First to report: USGS after 29 minutes.
Local time at epicenter: Sunday, 22 Nov 2020 8:22 pm (GMT -4)
Magnitude: 3.3
Depth: 2.0 km
Epicenter latitude / longitude: 17.8998°N / 65.6508°W

Nearby towns and cities:
29 km (18 mi) ESE of Maunabo (pop: 2,150) --> See nearby quakes!
33 km (21 mi) SE of Humacao (pop: 20,400) --> See nearby quakes!
35 km (22 mi) SW of Isabel Segunda (Vieques) (pop: 9,300) --> See nearby quakes!
47 km (29 mi) S of Fajardo (pop: 34,100) --> See nearby quakes!
50 km (31 mi) E of Guayama (pop: 21,600) --> See nearby quakes!
56 km (35 mi) SE of Caguas (pop: 86,800) --> See nearby quakes!
63 km (39 mi) SSE of Carolina (pop: 170,400) --> See nearby quakes!
63 km (39 mi) SE of Trujillo Alto (pop: 54,200) --> See nearby quakes!
77 km (48 mi) SE of Bayamon (Bayamón) (pop: 203,500) --> See nearby quakes!
79 km (49 mi) SE of Puerto Rico (San Juan) (pop: 418,100) --> See nearby quakes!
34 km (21 mi) SW of Vieques Island (pop: 9,300) --> See nearby quakes!
98 km (61 mi) ESE of Puerto Rico Island (pop: 3,474,200) --> See nearby quakes!
Weather at epicenter at time of quake:
Broken Clouds
24.6°C (76 F), humidity: 78%, wind: 5 m/s (10 kts) from ESE
Primary data source: USGS (United States Geological Survey)
Broken Clouds

Estimated released energy: 5.6 x 109 joules (1.56 megawatt hours, equivalent to 1.34 tons of TNT) 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 3.3 | 2 km | 26 Km SE of El Negro, Puerto Rico | USGS |
M 3.3 | 2 km | PUERTO RICO REGION | EMSC |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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There are no user reports for this quake yet. If you felt it Earlier earthquakes in the same area since 1900
Mag. 3.3 earthquake - 33 km southeast of Humacao, Puerto Rico, on Sunday, 22 Nov 2020 8:22 pm (GMT -4)- Date / time UTC| Mag |Depth|Age|Distance| Details
- 29 Jul 1943 03:02| 7.7 |15km / 9.3mi|78 years ago|192km / 119mi| Puerto Rico Region
- 11 Oct 1918 14:14| 7.1 |15km / 9.3mi|102 years ago|194km / 120mi| Puerto Rico Region
- 13 Jan 2014 04:01| 6.4 |28km / 17mi|7 years ago|176km / 109mi| 57km N of Hatillo, Puerto Rico
- 10 Feb 1920 22:07| 6.4 |15km / 9.3mi|101 years ago|195km / 121mi| Puerto Rico Region
- 07 Jan 2020 08:24| 6.3 |10km / 6.2mi|1 year 1 weeks ago|122km / 76mi| Puerto Rico Region
- 11 Oct 2008 10:40| 6.1 |23km / 14mi|12 years ago|165km / 102mi| Virgin Islands Region (British Virgin Islands)
- 08 Jul 1970 04:49| 6.1 |143km / 89mi|51 years ago|107km / 67mi| Virgin Islands Region (U.S. Virgin Islands)
- 24 Sep 2019 03:23| 6.0 |10km / 6.2mi|1 year 16 weeks ago|215km / 134mi| 62km NNW of San Antonio, Puerto Rico
- 17 Oct 2001 11:29| 6.0 |33km / 21mi|19 years ago|179km / 111mi| Virgin Islands Region (British Virgin Islands)
- 03 Nov 1988 19:42| 6.0 |33km / 21mi|32 years ago|214km / 133mi| Puerto Rico Region
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