Minor earthquake, 3.16 mag strikes near Blackwell in Oklahoma

A minor earthquake with magnitude 3.16 (ml/mb) was detected on Sunday, 15 kilometers (9 miles) from Blackwell in Oklahoma. Event id: ok2020ifnu. Ids that are associated to the earthquake: ok2020ifnu. Exact location of event, longitude -97.43791199 West, latitude 36.86941147 North, depth = 2.871056795 km. Exact time and date of earthquake 26/04/20 / 2020-04-26 20:56:33 / April 26, 2020 @ 8:56 pm UTC/GMT. The earthquake occurred at a depth of 2.871056795 km (2 miles) below the earth’s surface. The temblor was reported at 14:56:33 / 2:56 pm (local time epicenter).

Closest city/cities/towns to epicentrum/hypocenter was Haysville, Derby, Mulvane (min 5000 pop). Epicenter of the event was 66 km (41 miles) from Enid (c. 49 400 pop), 36 km (22 miles) from Ponca City (c. 25 400 pop), 77 km (48 miles) from Derby (c. 22 200 pop), 41 km (26 miles) from Arkansas City (c. 12 400 pop), 57 km (35 miles) from Winfield (c. 12 300 pop). Close country/countries that might be effected, United States (c. 310 233 000 pop).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor quakes in the world. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days six and in the last 365 days fourty-two earthquakes of magnitude 3.0 or greater that have been detected in the same area.

How would you describe the shaking?

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. 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: 15 km WNW of Blackwell, Oklahoma.

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Parameter	Value	Description
Magnitude	3.16 mb	The magnitude for the event.
Longitude	-97.43791199° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	36.86941147° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	2.871056795 km	Depth of the event in kilometers.
Place	15km WNW of Blackwell, Oklahoma	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2020-04-26 20:56:33	Time when the event occurred. UTC/GMT
Updated	2020-04-26 20:57:57	Time when the event was most recently updated. UTC/GMT
Timezone offset	-360	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	154	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	43	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.1467241943	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.3212920324 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	133.7653046	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	ok2020ifnu	Id of event.
Event Code	2020ifnu	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ok2020ifnu,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.16 mag strikes near Blackwell in Oklahoma

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