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Minor earthquake, 2.8 mag strikes near Caldwell in Kansas

Earthquake location 37.051S, -97.8101WA minor earthquake magnitude 2.8 (ml/mb) has struck on Wednesday, 18 kilometers (11 miles) from Caldwell in Kansas. Global date and time of event UTC/GMT: 17/10/18 / 2018-10-17 23:06:44 / October 17, 2018 @ 11:06 pm. The epicenter of the earthquake was roughly 5 km (3 miles) below the earth’s surface. Exact location of event, depth 5 km, -97.8101° West, 37.051° North. The 2.8-magnitude earthquake was detected at 17:06:44 / 5:06 pm (local time epicenter). All ids that are associated to the event: us1000hdnd. Unique identifier: us1000hdnd.

Earthquake epicenter was 73 km (45 miles) from Enid (c. 49 400 pop), 75 km (47 miles) from Ponca City (c. 25 400 pop), 73 km (45 miles) from Derby (c. 22 200 pop), 68 km (43 miles) from Arkansas City (c. 12 400 pop), 75 km (47 miles) from Winfield (c. 12 300 pop). Nearest cities/city/villages to epicentrum/hypocenter was Winfield, Ponca City, Enid (min 5000 pop). Close country/countries that might be effected, United States (c. 310 233 000 pop).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Every year there are an estimated 1,300,000 minor earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days five and in the last 365 days ninety-six earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel the quake?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city 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: 18 km W of Caldwell, Kansas.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -97.8101° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.051° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 18km W of Caldwell, Kansas Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-10-17 23:06:44 Time when the event occurred. UTC/GMT
Updated 2018-10-17 23:18:34 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 121 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 0.036 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.86 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 49 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 us1000hdnd Id of event.
Event Code 1000hdnd An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hdnd, A comma-separated list of event ids that are associated to an event.

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