Minor earthquake, 3.5 mag strikes near Helena in Oklahoma

A minor earthquake magnitude 3.5 (mg/mb) has struck on Friday, 9 kilometers (6 miles) from Helena in Oklahoma. The temblor was reported at 05:57:30 / 5:57 am (local time epicenter) at a depth of 7.94 km (5 miles). Global time of event 22/05/15 / 2015-05-22 10:57:30 / May 22, 2015 @ 10:57 am UTC/GMT. A tsunami warning has not been issued, according to the U.S. Geological Survey. Exact location of event, longitude -98.3593 West, latitude 36.5948 North, depth 7.94 km, unique identifier, us10002bcm. Ids that are associated to the event, ,us10002bcm,.

Close countries, United States (c. 310 233 000 pop). The epicenter was 48 km (30 miles) from Enid (c. 49 400 pop), 84 km (52 miles) from Watonga (c. 5 100 pop). Nearest city, towns to epicentrum/hypocenter was Watonga, Enid.

Did you feel it?

Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded in: 9 km NW of Helena, Oklahoma.

More information

Parameter	Value	Description
Magnitude	3.5 mb	The magnitude for the event.
Longitude	-98.3593° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	36.5948° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	7.94 km	Depth of the event in kilometers.
Place	9km NW 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	2015-05-22 10:57:30	Time when the event occurred. UTC/GMT
Updated	2015-05-22 11:27:28	Time when the event was most recently updated. UTC/GMT
Timezone offset	-300	Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	2.2	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	189	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	0.24	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.83 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	40	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	us10002bcm	Id of event.
Event Code	10002bcm	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us10002bcm,	A comma-separated list of event ids that are associated to an event.

Earthquakes today

Current and latest world earthquakes breaking news, activity and articles today

Minor earthquake, 3.5 mag strikes near Helena in Oklahoma

Did you feel it?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information