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Minor earthquake: M2.8 quake has struck near Challis in Idaho


Earthquake location 44.6062S, -114.2918WA minor earthquake magnitude 2.8 (ml/mb) strikes 12 km NNW of Challis, Idaho (7 miles) on Thursday. Global time and date of event 17/05/19 / 2019-05-17 00:26:30 / May 17, 2019 @ 12:26 am UTC/GMT. The epicenter was at a depth of 5 km (3 miles). The temblor was picked up at 17:26:30 / 5:26 pm (local time epicenter). Exact location of event, depth 5 km, -114.2918° West, 44.6062° North. All ids that are associated to the event: us70003md3. Unique identifier: us70003md3.

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

How would you describe the shaking?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 12 km NNW of Challis, Idaho. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -114.2918° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 44.6062° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 12km NNW of Challis, Idaho Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-05-17 00:26:30 Time when the event occurred. UTC/GMT
Updated 2019-05-17 04:06:30 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 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 1.047 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.16 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 92 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 us70003md3 Id of event.
Event Code 70003md3 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70003md3, A comma-separated list of event ids that are associated to an event.

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