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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.9 mag, 33 km NW of Ribeira Grande, Portugal

Earthquake location 38.7183S, -28.9811WA light earthquake with magnitude 4.9 (ml/mb) was reported 33 kilometers (21 miles) from Ribeira Grande in Portugal on Sunday. The temblor was detected at 14:43:53 / 2:43 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -28.9811 West, latitude 38.7183 North, depth = 10 km. Unique identifier: us70006ejc. Ids that are associated to the event: us70006ejc. Exact time and date of earthquake 24/11/19 / 2019-11-24 15:43:53 / November 24, 2019 @ 3:43 pm UTC/GMT. The earthquake was roughly at a depth of 10 km (6 miles).

Nearest cities/city/towns to hypocenter/epicentrum was Lagoa, Madalena, Horta (min 5000 pop). Close country/countries that might be effected, Portugal (c. 10 676 000 pop). Epicenter of the earthquake was 94 km (58 miles) from Lagoa (c. 9 200 pop), 37 km (23 miles) from Horta (c. 6 600 pop), 44 km (28 miles) from Madalena (c. 6 100 pop), 33 km (21 miles) from Ribeira Grande (c. 5 200 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days one earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 33 km NW of Ribeira Grande, Portugal. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -28.9811° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 38.7183° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 33km NW of Ribeira Grande, Portugal Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-11-24 15:43:53 Time when the event occurred. UTC/GMT
Updated 2019-12-01 17:43:55 Time when the event was most recently updated. UTC/GMT
Timezone offset -60 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 369 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.883 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.03 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 83 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us70006ejc Id of event.
Event Code 70006ejc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70006ejc, A comma-separated list of event ids that are associated to an event.

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