Minor earthquake, 3.18 mag strikes near Pāhala in Hawaii

A minor earthquake magnitude 3.18 (ml/mb) strikes 3 kilometers (2 miles) from Pāhala in Hawaii on Thursday. Global time and date of event 21/08/25 / 2025-08-21 08:59:07 / August 21, 2025 @ 8:59 am UTC/GMT. The earthquake occurred at a depth of 30.069999694824 km (19 miles). The 3.18-magnitude earthquake has occurred at 08:59:07 / 8:59 am (local time epicenter). Exact location of event, longitude -155.49516296387 West, latitude 19.177000045776 North, depth = 30.069999694824 km. Unique identifier: hv74757017. Ids that are associated to the event: us6000r2rd, hv74757017.

Close country/countries that might be effected, United States (c. 310 233 000 pop). The epicenter was 75 km (46 miles) from Hilo (c. 43 300 pop), 73 km (45 miles) from Kailua (c. 12 000 pop), 72 km (45 miles) from Hawaiian Paradise Park (c. 11 400 pop), 66 km (41 miles) from Hawaiian Paradise Park (c. 11 400 pop), 80 km (50 miles) from Kalaoa (c. 9 600 pop). Nearest cities/city/towns to hypocenter/epicentrum was Kalaoa, Hilo, Kailua (min 5000 pop).

There are an estimated 130,000 minor quakes in the world each year. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days seven and in the last 365 days one hundred and fourty earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 3 km SSW of Pāhala, Hawaii.

More information

Parameter	Value	Description
Magnitude	3.18 mb	The magnitude for the event.
Longitude	-155.49516296387° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	19.177000045776° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	30.069999694824 km	Depth of the event in kilometers.
Place	3 km SSW of Pāhala, Hawaii	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-08-21 08:59:07	Time when the event occurred. UTC/GMT
Updated	2025-08-21 09:04:09	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	2.7	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	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	156	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	,us,hv,	A comma-separated list of network contributors.
Number of Stations Used	61	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.03791	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.140000001 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	96	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	hv74757017	Id of event.
Event Code	74757017	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000r2rd,hv74757017,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.18 mag strikes near Pāhala in Hawaii

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