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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.3 mag, 20 km ENE of Hennessey, Oklahoma



Earthquake location 36.1531S, -97.6769WA minor earthquake with magnitude 3.3 (ml/mb) was detected on Wednesday, 20 kilometers (12 miles) from Hennessey in Oklahoma. Id of earthquake: us1000btiu. Event ids that are associated: us1000btiu. Exact time and date of event in UTC/GMT: 20/12/17 / 2017-12-20 06:00:02 / December 20, 2017 @ 6:00 am. Exact location of event, longitude -97.6769 West, latitude 36.1531 North, depth = 5 km. The 3.3-magnitude earthquake was detected at 00:00:02 / 12:00 am (local time epicenter). The earthquake was roughly at a depth of 5 km (3 miles).

Close country/countries that might be effected, United States (c. 310 233 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Del City, Choctaw, Ponca City (min 5000 pop). Epicenter of the event was 78 km (48 miles) from Oklahoma City (c. 580 000 pop), 58 km (36 miles) from Edmond (c. 81 400 pop), 32 km (20 miles) from Enid (c. 49 400 pop), 56 km (35 miles) from Stillwater (c. 45 700 pop), 81 km (50 miles) from Ponca City (c. 25 400 pop).

There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been four, in the last 10 days six, in the past 30 days ten and in the last 365 days one hundred and seventy-eight earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

Did you feel the quake?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 20 km ENE of Hennessey, Oklahoma. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -97.6769° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.1531° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 20km ENE of Hennessey, Oklahoma Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-20 06:00:02 Time when the event occurred. UTC/GMT
Updated 2017-12-20 06:16:20 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 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 168 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 0.025 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.18 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 51 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb_lg The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us1000btiu Id of event.
Event Code 1000btiu An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000btiu, A comma-separated list of event ids that are associated to an event.

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