Written by on . Last updated May 8th, 2026.

In the night of Thursday May 7th, 2026, a shallow M4.4 earthquake hit under land 24 miles from Santa Rosa in The United States. Roughly 2.6 million people may have felt this earthquake.

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Earthquake Summary

The earthquake struck on land in The United States, 24 miles (39 km) north of Santa Rosa in California. The center of this earthquake had a very shallow depth of 2 km. Shallow earthquakes usually have a larger impact than earthquakes deep in the earth.

Date and Time: May 7, 2026 02:42AM (Los Angeles Time)
- May 7, 2026 09:42 Universal Time.
Location: 24 mi north of Santa Rosa, California, The United States.
Coordinates 38°47'29"N 122°46'38"W.
Map: Map of area around epicenter.
Map of area around epicenter. Click to open in Google Maps.
Magnitude: MAG 4.4
Detected by 47 stations. Maximum Error Range ±0.2 .
Depth: 2 mi (4 km)
A very shallow depth.
Max. Intensity:
VI
Strong

On the Modified Mercalli Scale.
Tsunami Risk: Tsunami very unlikely
While this was a shallow earthquake, it appears to have occurred under land with a magnitude not strong enough to cause tsunami's.
Always stay cautious - More info here.

Minimal impact predicted

Based on scientific estimates by the US Geographic Survey (USGS), the risk of high fatalities for this earthquake is classified at level GREEN (low). They expect an 95% likelyhood of between 0 and 1 fatalities.

The USGS classifies the economic impact of this earthquake at level GREEN (low). They expect an 90% likelyhood of between 0 and 1 million US Dollars in economic damage and impact.

Roughly 2.6 million people exposed to shaking

An estimated 2.6 million have been exposed to shaking (An MMI or Modified Mercalli Intensity level II or higher) as a result of this earthquake according scientific estimates published by the USGS.

The highest earthquake impact level for this earthquake is V, which corresponds with moderate shaking and very light damage. Roughly 410 people are expected to be exposed to this level. Intensity level I was experienced by the majority of people (around 11 million). In their region, not noticeable and no damage can be expected.

People MMI Level Shaking Damage
10,510,000
I
Not noticable None
2,380,000
II
Very weak None
225,500
III
Weak Probably none
14,140
IV
Light Likely none
410
V
Moderate Very light
0
VI
Strong Light
0
VII
Very Strong Moderate
0
VIII
Severe Moderate to heavy
0
IX
Violent Heavy
0
X
Extreme Very heavy

Nearby towns and cities

This earthquake may have been felt in The United States . Clearlake in California, The United States is the nearest significant place from the epicenter. The earthquake occurred 14 miles (23 km) southwest of Clearlake. The intensity of shaking and damage in Clearlake is estimated to be around level III on the Modified Mercalli Intensity scale (weak shaking, probably no damage).

Multiple large cities are in proximity of today's earthquake. San Francisco is located 73 mi to the south and experienced an intensity of II (very weak shaking, no damage). San Jose is located 111 mi to the south-east and experienced an intensity of I (not noticeable, no damage). Santa Rosa is located 24 mi to the south and experienced an intensity of III (weak shaking, probably no damage).

A complete list of nearby places is included below. Estimated intensity data (MMI) sourced from a shake-map published by the US Geographic Survey is shown where available (cities without data probably experienced little impact).

Overview of nearby places

Distance Place Intensity (MMI)
14 mi (23 km)
NE from epicenter
Clearlake

California, The United States.
III
Weak
17 mi (27 km)
S from epicenter
Windsor

California, The United States.
III
Weak
24 mi (39 km)
S from epicenter
Santa Rosa

California, The United States.
III
Weak
32 mi (51 km)
S from epicenter
Rohnert Park

California, The United States.
II
Weak
34 mi (55 km)
NW from epicenter
Ukiah

California, The United States.
II
Weak
39 mi (63 km)
S from epicenter
Petaluma

California, The United States.
II
Weak
43 mi (70 km)
SE from epicenter
Napa

California, The United States.
II
Weak
48 mi (78 km)
S from epicenter
Novato

California, The United States.
II
Weak
51 mi (82 km)
SE from epicenter
American Canyon

California, The United States.
II
Weak
52 mi (84 km)
SE from epicenter
Vacaville

California, The United States.
II
Weak
55 mi (88 km)
E from epicenter
Woodland

California, The United States.
II
Weak
55 mi (88 km)
SE from epicenter
Fairfield

California, The United States.
II
Weak
55 mi (89 km)
SE from epicenter
Suisun

California, The United States.
II
Weak
55 mi (89 km)
SE from epicenter
Vallejo

California, The United States.
II
Weak
57 mi (91 km)
SE from epicenter
Dixon

California, The United States.
II
Weak
58 mi (93 km)
S from epicenter
San Rafael

California, The United States.
II
Weak
58 mi (94 km)
E from epicenter
Davis

California, The United States.
II
Weak
60 mi (96 km)
SE from epicenter
Hercules

California, The United States.
I
Not felt
60 mi (97 km)
SE from epicenter
Pinole

California, The United States.
I
Not felt
62 mi (99 km)
SE from epicenter
Benicia

California, The United States.
II
Weak
62 mi (100 km)
SE from epicenter
San Pablo

California, The United States.
II
Weak
63 mi (102 km)
S from epicenter
Richmond

California, The United States.
II
Weak
67 mi (108 km)
E from epicenter
Yuba City

California, The United States.
II
Weak
69 mi (111 km)
E from epicenter
West Sacramento

California, The United States.
II
Weak
69 mi (111 km)
SE from epicenter
Concord

California, The United States.
II
Weak
69 mi (111 km)
SE from epicenter
Berkeley

California, The United States.
II
Weak
71 mi (114 km)
E from epicenter
Sacramento

California, The United States.
II
Weak
71 mi (115 km)
SE from epicenter
Pittsburg

California, The United States.
I
Not felt
71 mi (115 km)
S from epicenter
Chinatown

California, The United States.
II
Weak
72 mi (116 km)
SE from epicenter
Walnut Creek

California, The United States.
II
Weak
73 mi (117 km)
S from epicenter
San Francisco

California, The United States.
II
Weak
73 mi (118 km)
S from epicenter
Oakland

California, The United States.
II
Weak
76 mi (122 km)
S from epicenter
Alameda

California, The United States.
II
Weak
76 mi (122 km)
SE from epicenter
Antioch

California, The United States.
I
Not felt
76 mi (123 km)
E from epicenter
Arden-Arcade

California, The United States.
I
Not felt
77 mi (124 km)
S from epicenter
Daly City

California, The United States.
II
Weak
80 mi (129 km)
E from epicenter
Elk Grove

California, The United States.
I
Not felt
80 mi (129 km)
E from epicenter
Roseville

California, The United States.
I
Not felt
81 mi (130 km)
SE from epicenter
San Leandro

California, The United States.
I
Not felt
81 mi (130 km)
E from epicenter
Citrus Heights

California, The United States.
I
Not felt
81 mi (130 km)
E from epicenter
Rancho Cordova

California, The United States.
I
Not felt
81 mi (130 km)
S from epicenter
South San Francisco

California, The United States.
I
Not felt
82 mi (132 km)
NE from epicenter
Chico

California, The United States.
I
Not felt
82 mi (132 km)
SE from epicenter
San Ramon

California, The United States.
I
Not felt
86 mi (139 km)
SE from epicenter
Hayward

California, The United States.
I
Not felt
88 mi (142 km)
S from epicenter
San Mateo

California, The United States.
I
Not felt
96 mi (154 km)
SE from epicenter
Fremont

California, The United States.
I
Not felt
99 mi (159 km)
SE from epicenter
Stockton

California, The United States.
I
Not felt
106 mi (171 km)
SE from epicenter
Sunnyvale

California, The United States.
I
Not felt
109 mi (175 km)
SE from epicenter
Santa Clara

California, The United States.
I
Not felt
111 mi (179 km)
SE from epicenter
San Jose

California, The United States.
I
Not felt
167 mi (268 km)
E from epicenter
Reno

Nevada, The United States.
Cities and Towns around the epicenter of this earthquake.

Earthquake Intensity Map

The graph below overlays a map of the region around the epicenter with earthquake intensity data provided by the US Geographic Survey. The highest intensity level detected for this earthquake is V.

I Not felt
II Weak
III Weak
IV Light
V Moderate
VI Strong
VII Very Strong
VIII Severe
IX Violent
X Extreme
Earthquake Intensity Map based on Shakemap Data provided by USGS.

2 Aftershocks detected

This main shock was followed by 2 smaller aftershocks. At a distance of 5 mi (8 km) south-east of this earthquake, an aftershock struck 12 mins later. It measured a magnitude of 2.7

This main shock was prefaced by 3 smaller foreshocks. Roughly 6 hrs before this earthquake, a foreshock measuring MAG-3.1 was detected nearby this earthquake.

Overview of foreshocks and aftershocks

Classification Magnitude When Where
Foreshock M 2.5 2 days earlier
May 5, 2026 07:57AM (Los Angeles Time)
61 mi (98 km)
SE from Main Shock.
Foreshock M 2.6 2 days earlier
May 5, 2026 08:22AM (Los Angeles Time)
51 mi (82 km)
SE from Main Shock.
Foreshock M 3.1 6 hrs earlier
May 6, 2026 08:56PM (Los Angeles Time)
3 mi (6 km)
E from Main Shock.
Main Shock
This Earthquake
M 4.4 May 7, 2026 02:42AM
(Los Angeles Time)
-
Aftershock M 2.5 2 mins later
May 7, 2026 02:44AM (Los Angeles Time)
1.4 mi (2.3 km)
N from Main Shock.
Aftershock M 2.7 12 mins later
May 7, 2026 02:54AM (Los Angeles Time)
5 mi (8 km)
SE from Main Shock.
Detected MAG2.5+ earthquakes within within 100km (62 mi), that occurred in the three days before and after the main shock.

More earthquakes coming?

Earthquakes can create aftershocks. These are generally at least 1 magnitude lower than any main shock, and as time passes the chance and strength of aftershocks decreases.

The chance that a significant earthquake like this one is followed by an even larger earthquake is not so large. On average, scientists estimate a 94% chance that a major earthquake will not be followed by an even larger one. It is still adviced to be aware of this risk

Read: How to Stay Safe during an Earthquake (cdc.gov).

Earthquakes like this happen often in the region

Earthquakes of this strength are very common in the region. This is the strongest earthquake to hit since April 2nd, 2026, when a 4.6 magnitude earthquake hit 121 mi (195 km) further south. An even stronger magnitude 7 earthquake struck on December 5th, 2024.

In total, 81 earthquakes with a magnitude of 4.4 or higher have been registered within 300km (186 mi) of this epicenter in the past 10 years. This comes down to an average of once every 2 months.

Tsunami very unlikely

DISCLAIMER: We strongly suggest to closely monitor advice from local authorities with regards to tsunami risks. Our analysis is based on automatically collected data from external sources, and these might contain mistakes. In addition, earthquakes can cause landslides that may lead to a tsunami, or be a followed by another, potentially stonger, earthquake.

While MAG-6.5+ earthquakes may cause tsunami's, it appears that the epicenter of this earthquake hit under land. In addition, the reported depth is deeper than 100km, making the risk of a tsunami even less likely. However always stay cautious and monitor advice from local authorities.

Tsunami Risk Factors

Factor Under Sea? MAG-6.5 or stronger? Shallow depth?
Explanation Almost all tsunami's are caused by earthquakes with their epicenter under sea or very near the sea. However stay cautious in coastal areas as earthquakes on land may cause landslides into sea, potentially still causing a local tsunami. Under MAG 6.5: Very unlikely to cause a tsunami.
MAG 6.5 to 7.5: Destructive tsunami's do occur, but are uncommon. Likely to observe small sea level changes.
MAG 7.6+: Earthquakes with these magnitudes might produce destructive tsunami's.
Most destructive tsunami's are caused by shallow earthquakes with a depth between 0 and 100km under the surface of the earth. Deeper tsunami's are unlikely to displace to ocean floor.
This Earthquake Not this earthquake.
This earthquake appears to have struck on land far from any coast.
Not this earthquake.
This earthquake had a magnitude of 4.4. Earthquakes of this strength are unlikely to trigger a tsunami.
This earthquake occurred at a depth of of 2 mi (4 km). Earthquakes this shallow could trigger a tsunami.

Sources

Last updated 08/05/26 07:38 (). This article contains currently available information about the earthquake and is automatically composed. We continue to update this article up to a few days after the earthquake occurred.

  1. US Geographic Society (USGS): Earthquake nc75358752
  2. European-Mediterranean Seismological Centre (EMSC): Earthquake 20260507_0000141
  3. Geonames.org: World Cities Database
  4. Google Maps: Static API
  5. Earthquakelist.org: Historic Earthquakes Database

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