Minor earthquake, 3.91 mag has occurred near Volcano in Hawaii

A minor earthquake with magnitude 3.91 (ml/mb) was reported 5 kilometers (3 miles) from Volcano in Hawaii on Tuesday. Global time and date of event 31/07/18 / 2018-07-31 10:29:08 / July 31, 2018 @ 10:29 am UTC/GMT. The earthquake occurred at a depth of 0.6 km (0 miles). Exact location of earthquake, longitude -155.2830048 West, latitude 19.4126663 North, depth = 0.6 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 3.91-magnitude earthquake was detected at 00:29:08 / 12:29 am (local time epicenter). Event ids that are associated to the earthquake: hv70502232, us2000gi2b. Id of event: hv70502232.

The epicenter was 41 km (25 miles) from Hilo (c. 43 300 pop), 78 km (49 miles) from Kailua (c. 12 000 pop), 34 km (21 miles) from Hawaiian Paradise Park (c. 11 400 pop), 38 km (24 miles) from Hawaiian Paradise Park (c. 11 400 pop), 81 km (50 miles) from Kalaoa (c. 9 600 pop), 79 km (49 miles) from Waimea (c. 9 200 pop). Country/countries that might be effected, United States (c. 310 233 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Waikoloa Village, Kalaoa, Waimea.

In the past 24 hours, there have been ninety, in the last 10 days six hundred and fourty-six, in the past 30 days two thousand, one hundred and twenty-nine and in the last 365 days four thousand, five hundred and twenty-nine earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Each year there are an estimated 130,000 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 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: 5 km WSW of Volcano, Hawaii.

More information

Parameter	Value	Description
Magnitude	3.91 mb	The magnitude for the event.
Longitude	-155.2830048° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	19.4126663° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	0.6 km	Depth of the event in kilometers.
Place	5km WSW of Volcano, Hawaii	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-07-31 10:29:08	Time when the event occurred. UTC/GMT
Updated	2018-07-31 10:44:55	Time when the event was most recently updated. UTC/GMT
Timezone offset	-600	Timezone offset from UTC in minutes at the event epicenter.
Felt	5	The total number of felt reports
CDI	2	The maximum reported intensity for the event.
MMI	4.16	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	automatic	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	236	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	hv	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,hv,us,	A comma-separated list of network contributors.
Number of Stations Used	59	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.005075	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.25 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	21	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	hv70502232	Id of event.
Event Code	70502232	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,hv70502232,us2000gi2b,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

3.91 mb

The magnitude for the event.

Longitude

-155.2830048° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

19.4126663° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

0.6 km

Depth of the event in kilometers.

Place

5km WSW of Volcano, Hawaii

Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.

Time

2018-07-31 10:29:08

Time when the event occurred. UTC/GMT

Updated

2018-07-31 10:44:55

Time when the event was most recently updated. UTC/GMT

Timezone offset

-600

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

4.16

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

automatic

Indicates whether the event has been reviewed by a human.

Tsunami

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

236

A number describing how significant the event is. Larger numbers indicate a more significant event.

Network

The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.

Sources

,hv,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

0.005075

Horizontal distance from the epicenter to the nearest station (in degrees).

Root Mean Square

0.25 sec

The root-mean-square (RMS) travel time residual, in sec, using all weights.

Azimuthal Gap

The largest azimuthal gap between azimuthally adjacent stations (in degrees).

Magnitude Type

The method or algorithm used to calculate the preferred magnitude for the event.

Event Type

earthquake

Type of seismic event.

Event ID

hv70502232

Id of event.

Event Code

70502232

An identifying code assigned by, and unique from, the corresponding source for the event.

Event IDS

,hv70502232,us2000gi2b,

A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.91 mag has occurred near Volcano in Hawaii

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