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Minor earthquake, 2.8 mag strikes near Karnes City in Texas

Earthquake location 28.9604S, -97.9084WA minor earthquake magnitude 2.8 (ml/mb) has struck on Saturday, 8 kilometers (5 miles) from Karnes City in Texas. Exact location of earthquake, -97.9084° West, 28.9604° North, depth 14.28 km. The epicenter was at a depth of 14.28 km (9 miles). The temblor was detected at 21:00:08 / 9:00 pm (local time epicenter). Exact time and date of event in UTC/GMT: 04/11/18 / 2018-11-04 03:00:08 / November 4, 2018 @ 3:00 am. Id of earthquake: us2000i6kn. Event ids that are associated: us2000i6kn.

Epicenter of the event was 77 km (48 miles) from San Antonio (c. 1 327 400 pop), 75 km (46 miles) from Schertz (c. 31 500 pop), 68 km (42 miles) from Seguin (c. 25 200 pop), 75 km (47 miles) from Universal City (c. 18 500 pop), 74 km (46 miles) from Converse (c. 18 200 pop). 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 Windcrest, San Antonio, Universal City.

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

How would you describe the shaking?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 8 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 -97.9084° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 28.9604° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14.28 km Depth of the event in kilometers.
Place 8km 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 2018-11-04 03:00:08 Time when the event occurred. UTC/GMT
Updated 2018-11-04 03:47:00 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 0.136 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.75 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 104 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 us2000i6kn Id of event.
Event Code 2000i6kn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000i6kn, A comma-separated list of event ids that are associated to an event.

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