Weak mag. 3.1 earthquake - Quebradas Barrio, Guayanilla, 21 km west of Ponce, Puerto Rico, on Thursday, July 29, 2021 at 21:41 (GMT) -
Quake Data | Interactive map | User Reports | Earlier quakes here | Guayanilla | Yauco | Peñuelas | Guanica | Sabana Grande | Adjuntas | Ponce | Maricao | San German | Lajas | Utuado | Lares | Las Marias | San Juan
Weak magnitude 3.1 earthquake at 17 km depth
29 Jul 22:13 UTC: First to report: USGS after 32 minutes.
Depth: 17.0 km
Epicenter latitude / longitude: 18.0568°N / 66.8191°W↗ (Quebradas Barrio, Guayanilla, Puerto Rico)
Antipode: 18.057°S / 113.181°E↗
Nearby towns and cities:
4 km (3 mi) NE of Yauco (pop: 20,300) --> See nearby quakes!
5 km (3 mi) NW of Guayanilla (pop: 5,210) --> See nearby quakes!
10 km (6 mi) W of Penuelas (Peñuelas) (pop: 6,850) --> See nearby quakes!
13 km (8 mi) NE of Guanica (Guánica) (pop: 9,220) --> See nearby quakes!
15 km (9 mi) E of Sabana Grande (pop: 8,960) --> See nearby quakes!
16 km (10 mi) SW of Adjuntas (pop: 5,080) --> See nearby quakes!
21 km (13 mi) WNW of Ponce (pop: 152,600) --> See nearby quakes!
22 km (14 mi) SE of Maricao (pop: 1,170) --> See nearby quakes!
24 km (15 mi) E of San German (San Germán) (pop: 12,100) --> See nearby quakes!
25 km (16 mi) E of Lajas (pop: 5,260) --> See nearby quakes!
26 km (16 mi) SSW of Utuado (pop: 9,840) --> See nearby quakes!
27 km (17 mi) SSE of Lares (pop: 7,180) --> See nearby quakes!
28 km (18 mi) SE of Las Marias (Las Marías) (pop: 1,030) --> See nearby quakes!
88 km (55 mi) WSW of San Juan (pop: 418,100) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.8 x 109 joules (783 kilowatt hours, equivalent to 0.674 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.
|3.1||17 km||4 Km NE of Yauco, Puerto Rico||USGS|
|3.1||17 km||PUERTO RICO||EMSC|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.