Earthquakes medium

M 5.1 Earthquake Strikes Northern Mid-Atlantic Ridge (Sep 14, 2026)

Source: USGS · Northern Mid-Atlantic Ridge

A magnitude 5.1 earthquake was recorded by USGS near Northern Mid-Atlantic Ridge. On the USGS Earthquake Hazards Program scale, M5.1 is classified "Moderate". Among the 1,717 earthquake reports Areazine has published, this M5.1 event ranks stronger than 65% of them (rank #449 by magnitude).

The earthquake report, at a glance

Magnitude
M 5.1
USGS class
Moderate
Location
Northern Mid-Atlantic Ridge
Archive rank
#449 of 1,717
Source
USGS
Published
September 14, 2026
MODERATE

Sits above 65% of the 1,717 earthquakes in the archive by magnitude; 448 ran stronger.

Record status: a point-in-time USGS detection. Aftershocks, revised magnitude, and felt-report data continue to update on USGS's own event page after publication.

What Happened

A magnitude 5.1 mb earthquake occurred at the northern Mid-Atlantic Ridge. The event took place at 12:16 UTC on September 14, 2026, at a depth of 10 km.

Location Details

The earthquake was centered at latitude 25.5359, longitude -45.3583 on the northern Mid-Atlantic Ridge. The 10 km depth is classified as shallow.

Impact Assessment

No felt reports were recorded. There was no tsunami advisory. No alert level was issued.

What You Should Know

Earthquakes of this magnitude are classified as moderate. Aftershocks are possible following any seismic event.

Source

Data from USGS: https://earthquake.usgs.gov/earthquakes/eventpage/us7000tha3

Original source: USGS Official Notice ↗

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Comparable nationwide notices (length or severity timing) 8

Two cross-category peer sets, both computed from Areazine's own archive: notices with a similar body length, and notices near the same severity and agency date. These are drawn from other categories, not the same-feed Related list above.

Similar body length

Nearest notices by article body length (672 characters here).

Bushfire Advice Issued for Indian Lane and Baradine Area 672 chars Grass Fire Alert in Jukes Lane, Cowra 672 chars Planned Burn Alert in Hawkesbury Area 672 chars Red Tornado Warning Issued for R.M. of Yellowhead 672 chars

Similar severity timing

Same severity (medium) notices issued closest in time to September 14, 2026.

Flood/Storm/Tree Down Alert on Border Rd, Horsley Park medium Bush Fire Alert for Brimbin medium Bush Fire Alert: Niclins Rd, Mangrove Mountain medium Other Alert: Lake Rd, Tuggerah medium

Questions & Answers

Questions readers often have about this USGS earthquake report.

What was the magnitude of this event? ▾
A magnitude 5.1 mb earthquake occurred on the northern Mid-Atlantic Ridge at a depth of 10 km.
What does an M5.1 "Moderate" reading actually indicate? ▾
The USGS classifies M5.1 as "Moderate" on its Earthquake Hazards Program scale. Events in this range are often felt near the epicenter and can cause minor damage to vulnerable structures, though widespread damage is uncommon.
Is this earthquake stronger or weaker than others in the archive? ▾
This is the #449 strongest of the 1,717 earthquake reports in Areazine's archive by magnitude, stronger than 65% of them and weaker than 448 others.
Was Northern Mid-Atlantic Ridge likely to feel this earthquake? ▾
Whether an earthquake is felt depends on its depth, distance from population centers, and local geology, not magnitude alone. Check the USGS "Did You Feel It?" report for this event for real felt-shaking data.

Primary source data

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