Minor mag. 1.8 earthquake - North Atlantic Ocean, Portugal, on Tuesday, Oct 12, 2021 8:24 pm (GMT -1) -

Minor mag. 1.8 earthquake - North Atlantic Ocean, Portugal, on Tuesday, Oct 12, 2021 8:24 pm (GMT -1)

Minor magnitude 1.8 earthquake at 50 km depth

12 Oct 21:42 UTC: First to report: EMSC after 18 minutes.
Date & time: Oct 12, 2021 21:24:25 UTC -
Local time at epicenter: Tuesday, Oct 12, 2021 8:24 pm (GMT -1)
Magnitude: 1.8
Depth: 50.0 km
Epicenter latitude / longitude: 36.65°N / 7.6°W (North Atlantic Ocean, Portugal)
Antipode: 36.65°S / 172.4°E
Nearby towns and cities:
47 km (29 mi) SSE of Fuzeta (Olhão Municipality) (pop: 2,150) --> See nearby quakes!
47 km (29 mi) SSE of Olhao (Olhão) (pop: 29,200) --> See nearby quakes!
50 km (31 mi) SSE of Laranjeiro (Moncarapacho) (pop: 20,500) --> See nearby quakes!
50 km (31 mi) SE of Faro (pop: 41,400) --> See nearby quakes!
53 km (33 mi) S of Tavira (pop: 15,100) --> See nearby quakes!
65 km (40 mi) SE of Quarteira (pop: 18,800) --> See nearby quakes!
66 km (41 mi) SE of Loule (Loulé) (pop: 23,100) --> See nearby quakes!
76 km (47 mi) SE of Albufeira (pop: 15,900) --> See nearby quakes!
100 km (62 mi) ESE of Portimão (pop: 38,500) --> See nearby quakes!
267 km (166 mi) SSE of Lisbon (pop: 517,800) --> See nearby quakes!
45 km (28 mi) SSE of Armona Island (pop: 1000) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky 21°C (70 F), humidity: 84%, wind: 3 m/s (5 kts) from SE
Primary data source: EMSC (European-Mediterranean Seismological Centre)
Estimated released energy: 3.2 x 107 joules (8.78 kilowatt hours) More info
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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.DepthLocationSource
1.850 kmPortugal: STRAIT OF GIBRALTAREMSC
1.850 kmPortugal: GOLFO DE CIGN

User reports for this quake

At magnitude 1.8, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.
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