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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.04 mag has occurred near Petrolia in CA

Posted by admin on July 22, 2025 0 Comments

Earthquake location 40.379001617432S, -125.03266906738WA minor earthquake magnitude 3.04 (ml/mb) strikes 64 kilometers (40 miles) from Petrolia in CA on Tuesday. The epicenter was at a depth of 4.8400001525879 km (3 miles). Id of earthquake: nc75213217. Event ids that are associated: nc75213217. Exact time and date of event in UTC/GMT: 22/07/25 / 2025-07-22 03:57:29 / July 22, 2025 @ 3:57 am. Exact location, longitude -125.03266906738° West, latitude 40.379001617432° North, depth = 4.8400001525879 km. The temblor was detected at 03:57:29 / 3:57 am (local time epicenter).

Closest city/cities/towns to epicentrum/hypocenter was Fortuna (min 5000 pop). Close country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the earthquake was 78 km (48 miles) from Fortuna (c. 11 900 pop).

In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days twelve and in the last 365 days two hundred and ninety-eight earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year.

How would you describe the shaking?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 64 km WNW of Petrolia, CA. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.04 mb The magnitude for the event.
Longitude -125.03266906738° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.379001617432° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 4.8400001525879 km Depth of the event in kilometers.
Place 64 km WNW of Petrolia, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-07-22 03:57:29 Time when the event occurred. UTC/GMT
Updated 2025-07-22 03:59:32 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 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 142 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network nc The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,nc, A comma-separated list of network contributors.
Number of Stations Used 53 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.5352 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.42 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 272 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type md The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID nc75213217 Id of event.
Event Code 75213217 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc75213217, A comma-separated list of event ids that are associated to an event.

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