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Minor earthquake, 2.9 mag strikes near Willow in Oklahoma

Earthquake location 35.05682373S, -99.49627686WA minor earthquake magnitude 2.9 (ml/mb) has struck on Wednesday, 1 kilometers (1 miles) from Willow in Oklahoma. The epicenter was at a depth of 6.92711544 km (4 miles). The 2.9-magnitude earthquake was detected at 04:52:49 / 4:52 am (local time epicenter). Id of earthquake: ok2020ypvs. Event ids that are associated: ok2020ypvs. Exact location of earthquake, -99.49627686° West, 35.05682373° North, depth 6.92711544 km. Exact time and date of earthquake 16/12/20 / 2020-12-16 04:52:49 / December 16, 2020 @ 4:52 am UTC/GMT.

Nearest cities/city/villages to epicentrum/hypocenter was Clinton, Altus, Elk City (min 5000 pop). Country/countries that might be effected, United States (c. 310 233 000 pop). Earthquake epicenter was 49 km (30 miles) from Altus (c. 19 800 pop), 40 km (25 miles) from Elk City (c. 11 700 pop), 70 km (44 miles) from Clinton (c. 9 000 pop).

Earthquakes 2.5 to 3.0 are often felt, but only causes minor damage. Each year there are an estimated 1,300,000 minor earthquakes in the world. In the past 24 hours, there have been 0, in the last 10 days 0, in the past 30 days 0 and in the last 365 days two earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 1 km ENE of Willow, Oklahoma.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -99.49627686° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 35.05682373° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 6.92711544 km Depth of the event in kilometers.
Place 1 km ENE of Willow, Oklahoma Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-12-16 04:52:49 Time when the event occurred. UTC/GMT
Updated 2020-12-16 04:56:35 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 129 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 ,ok, A comma-separated list of network contributors.
Number of Stations Used 12 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1780341566 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.46728004 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 230.8696241 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 ok2020ypvs Id of event.
Event Code 2020ypvs An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ok2020ypvs, A comma-separated list of event ids that are associated to an event.

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