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Minor earthquake: M2.88 quake has struck near Marshall in Oklahoma

Earthquake location 36.15690613S, -97.66975403WA minor earthquake magnitude 2.88 (ml/mb) has struck on Sunday, 3 kilometers (2 miles) from Marshall in Oklahoma. The temblor was reported at 03:55:59 / 3:55 am (local time epicenter). Id of earthquake: ok2020qawm. Event ids that are associated: us6000bffm, ok2020qawm. The earthquake was roughly at a depth of 1.265035391 km (1 miles). Exact location, longitude -97.66975403° West, latitude 36.15690613° North, depth = 1.265035391 km. Exact time and date of earthquake 16/08/20 / 2020-08-16 03:55:59 / August 16, 2020 @ 3:55 am UTC/GMT.

Country/countries that might be effected, United States (c. 310 233 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Watonga, El Reno, Yukon. Event epicenter was 59 km (36 miles) from Edmond (c. 81 400 pop), 32 km (20 miles) from Enid (c. 49 400 pop), 55 km (34 miles) from Stillwater (c. 45 700 pop), 73 km (45 miles) from Yukon (c. 22 700 pop), 71 km (44 miles) from Bethany (c. 19 100 pop).

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days four and in the last 365 days fifty-eight earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Every year there are an estimated 1,300,000 minor earthquakes in the world.

Did you feel the quake?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 3 km W of Marshall, Oklahoma.

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More information

Parameter Value Description
Magnitude 2.88 mb The magnitude for the event.
Longitude -97.66975403° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.15690613° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 1.265035391 km Depth of the event in kilometers.
Place 3 km W of Marshall, Oklahoma Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-08-16 03:55:59 Time when the event occurred. UTC/GMT
Updated 2020-08-16 04:06:55 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 automatic 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 128 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ok The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us,ok, A comma-separated list of network contributors.
Number of Stations Used 89 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0321890302 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.6890377489 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 19.88437271 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID ok2020qawm Id of event.
Event Code 2020qawm An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000bffm,ok2020qawm, A comma-separated list of event ids that are associated to an event.

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