Light earthquake: M4.2 quake has struck near Orkney in South Africa

Posted by admin on November 9, 2020 0 Comments

A light earthquake magnitude 4.2 (ml/mb) strikes 7 kilometers (4 miles) from Orkney in South Africa on Tuesday. Exact time and date of event in UTC/GMT: 03/11/20 / 2020-11-03 15:28:53 / November 3, 2020 @ 3:28 pm. Unique identifier: us7000cbg7. Ids that are associated to the event: us7000cbg7. The temblor was reported at 15:28:53 / 3:28 pm (local time epicenter). Exact location of event, depth 5 km, 26.5969° East, -26.9636° South. The earthquake occurred at a depth of 5 km (3 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearby country/countries, South Africa (c. 49 000 000 pop) (That might be effected). Epicenter of the earthquake was 14 km (9 miles) from Klerksdorp (c. 178 900 pop), 8 km (5 miles) from Orkney (c. 145 800 pop), 57 km (35 miles) from Potchefstroom (c. 123 700 pop), 22 km (13 miles) from Stilfontein (c. 93 100 pop), 47 km (29 miles) from Bothaville (c. 71 900 pop), 86 km (53 miles) from Parys (c. 71 300 pop). Nearest cities/city/towns to hypocenter/epicentrum was Allanridge, Parys, Vredefort (min 5000 pop).

There are an estimated 13,000 light quakes in the world each year. 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 eight earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 7 km WNW of Orkney, South Africa.

More information

Parameter	Value	Description
Magnitude	4.2 mb	The magnitude for the event.
Longitude	26.5969° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-26.9636° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	5 km	Depth of the event in kilometers.
Place	7 km WNW of Orkney, South Africa	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2020-11-03 15:28:53	Time when the event occurred. UTC/GMT
Updated	2020-11-09 21:23:06	Time when the event was most recently updated. UTC/GMT
Timezone offset		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	271	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	1.977	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.08 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	76	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	us7000cbg7	Id of event.
Event Code	7000cbg7	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000cbg7,	A comma-separated list of event ids that are associated to an event.

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Light earthquake: M4.2 quake has struck near Orkney in South Africa

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