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Minor earthquake, 2.8 mag strikes near Karnes City in Texas

Earthquake location 29.0274S, -97.8943WA minor earthquake magnitude 2.8 (ml/mb) strikes 15 kilometers (9 miles) from Karnes City in Texas on Tuesday. Exact location, longitude -97.8943° West, latitude 29.0274° North, depth = 5 km. Global time and date of event 09/01/18 / 2018-01-09 20:14:03 / January 9, 2018 @ 8:14 pm UTC/GMT. The temblor was picked up at 14:14:03 / 2:14 pm (local time epicenter). Unique identifier: us1000c2ri. Ids that are associated to the event: us1000c2ri. The earthquake occurred at a depth of 5 km (3 miles) below the earth’s surface.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Luling, Alamo Heights, Selma. Epicenter of the event was 73 km (45 miles) from San Antonio (c. 1 327 400 pop), 69 km (43 miles) from Schertz (c. 31 500 pop), 61 km (38 miles) from Seguin (c. 25 200 pop), 70 km (43 miles) from Universal City (c. 18 500 pop), 68 km (42 miles) from Converse (c. 18 200 pop). Nearby country/countries that might be effected, United States (c. 310 233 000 pop).

In the past 24 hours, there have been 0, in the last 10 days two, in the past 30 days two and in the last 365 days three earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Each year there are an estimated 1,300,000 minor quakes in the world.

Did you feel it?

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. 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: 15 km N of Karnes City, Texas.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -97.8943° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 29.0274° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 15km N of Karnes City, Texas Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-01-09 20:14:03 Time when the event occurred. UTC/GMT
Updated 2018-01-09 21:00:57 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 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 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 0.187 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.68 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 148 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 us1000c2ri Id of event.
Event Code 1000c2ri An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000c2ri, A comma-separated list of event ids that are associated to an event.

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