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Minor earthquake, 2.96 mag was detected near Helena in Oklahoma

Earthquake location 36.41252518S, -98.1408844WA minor earthquake with magnitude 2.96 (ml/mb) was detected on Wednesday, 18 kilometers (11 miles) from Helena in Oklahoma. Date and time of earthquake in UTC/GMT: 01/01/20 / 2020-01-01 07:04:14 / January 1, 2020 @ 7:04 am. The earthquake occurred at a depth of 4.227603912 km (3 miles). The temblor was reported at 01:04:14 / 1:04 am (local time epicenter). Event ids that are associated to the earthquake: ok2020aanz. Id of event: ok2020aanz. Exact location of earthquake, longitude -98.1408844 West, latitude 36.41252518 North, depth = 4.227603912 km.

Closest city/cities/towns to epicentrum/hypocenter was Perry, Watonga, Enid (min 5000 pop). Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Event epicenter was 24 km (15 miles) from Enid (c. 49 400 pop), 78 km (48 miles) from Perry (c. 5 100 pop), 68 km (42 miles) from Watonga (c. 5 100 pop).

In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days seven and in the last 365 days sixty-eight earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 2.5 to 3.0 are often felt, but only causes minor damage. There are an estimated 1,300,000 minor quakes in the world each year.

Did you feel anything?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 18 km SE of Helena, Oklahoma. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.96 mb The magnitude for the event.
Longitude -98.1408844° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.41252518° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 4.227603912 km Depth of the event in kilometers.
Place 18km SE of Helena, Oklahoma Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-01-01 07:04:14 Time when the event occurred. UTC/GMT
Updated 2020-01-01 07:05:33 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 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 ,ok, A comma-separated list of network contributors.
Number of Stations Used 71 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.08746670932 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.4203280209 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 58.27112675 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 ok2020aanz Id of event.
Event Code 2020aanz An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ok2020aanz, A comma-separated list of event ids that are associated to an event.

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