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Minor earthquake, 2.96 mag strikes near Nardin in Oklahoma

Earthquake location 36.88126755S, -97.45393372WA minor earthquake magnitude 2.96 (ml/mb) has occurred on Wednesday, 8 kilometers (5 miles) from Nardin in Oklahoma. Exact location of event, longitude -97.45393372 West, latitude 36.88126755 North, depth = 5 km. The temblor was reported at 03:59:03 / 3:59 am (local time epicenter). All ids that are associated to the event: us6000dg3y, ok2021cvka. Unique identifier: ok2021cvka. The earthquake was roughly at a depth of 5 km (3 miles). Global time and date of event 10/02/21 / 2021-02-10 03:59:03 / February 10, 2021 @ 3:59 am UTC/GMT.

Nearest cities/city/villages to epicentrum/hypocenter was Haysville, Derby, Mulvane (min 5000 pop). Event epicenter was 66 km (41 miles) from Enid (c. 49 400 pop), 38 km (24 miles) from Ponca City (c. 25 400 pop), 76 km (47 miles) from Derby (c. 22 200 pop), 42 km (26 miles) from Arkansas City (c. 12 400 pop), 57 km (35 miles) from Winfield (c. 12 300 pop). Country/countries that might be effected, United States (c. 310 233 000 pop).

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

Questions or comments?

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 8 km N of Nardin, Oklahoma.

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More information

Parameter Value Description
Magnitude 2.96 mb The magnitude for the event.
Longitude -97.45393372° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.88126755° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 8 km N of Nardin, Oklahoma Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-02-10 03:59:03 Time when the event occurred. UTC/GMT
Updated 2021-02-10 04:04:22 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 135 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 81 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.132751748 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.7712703341 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 109.1691437 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 ok2021cvka Id of event.
Event Code 2021cvka An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000dg3y,ok2021cvka, A comma-separated list of event ids that are associated to an event.

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