Minor earthquake 2.9 mag, 23 km SSE of Helena, Oklahoma

A minor earthquake magnitude 2.9 (ml/mb) has occurred on Wednesday, 23 kilometers (14 miles) from Helena in Oklahoma. The 2.9-magnitude earthquake was detected at 22:29:24 / 10:29 pm (local time epicenter). Exact location, longitude -98.151° West, latitude 36.3622° North, depth = 6.37 km. Event ids that are associated to the earthquake: us2000bfe5. Id of event: us2000bfe5. Date and time of earthquake in UTC/GMT: 02/11/17 / 2017-11-02 04:29:24 / November 2, 2017 @ 4:29 am. The epicenter was at a depth of 6.37 km (4 miles).

Close country/countries, United States (c. 310 233 000 pop) (That might be effected). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Watonga, Enid. Event epicenter was 25 km (15 miles) from Enid (c. 49 400 pop), 62 km (39 miles) from Watonga (c. 5 100 pop).

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

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 23 km SSE of Helena, Oklahoma.

More information

Parameter	Value	Description
Magnitude	2.9 mb	The magnitude for the event.
Longitude	-98.151° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	36.3622° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	6.37 km	Depth of the event in kilometers.
Place	23km SSE 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	2017-11-02 04:29:24	Time when the event occurred. UTC/GMT
Updated	2017-11-02 04:54:57	Time when the event was most recently updated. UTC/GMT
Timezone offset	-360	Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	3.8	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	130	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	0.196	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.19 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	46	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	us2000bfe5	Id of event.
Event Code	2000bfe5	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000bfe5,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake 2.9 mag, 23 km SSE of Helena, Oklahoma

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