Written by on . Last updated April 18th, 2026.

A shallow and strong MAG-6.2 earthquake struck in the Indian Ocean 280 kilometer from Medan, Indonesia around noon of Tuesday March 3rd, 2026. Around 3.4 million people have been exposed to shaking.

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Earthquake Summary

This earthquake hit under water in the Indian Ocean, 46 kilometers (29 mi) off the coast of Indonesia, 280 kilometer southwest of Medan in North Sumatra. The center of this earthquake had a very shallow depth of 18 km. Shallow earthquakes usually have a larger impact than earthquakes deep in the earth.

Date and Time: Mar 3, 2026 11:56 (Jakarta Time)
- Mar 3, 2026 04:56 Universal Time.
Location: 280 km SW of Medan, North Sumatra, Indonesia.
Coordinates 2°0'27"N 96°41'42"E.
Map: Map of area around epicenter.
Map of area around epicenter. Click to open in Google Maps.
Magnitude: MAG 6.2
Detected by 25 stations. Maximum Error Range ±0.062 .
Depth: 18 km (11 mi)
A very shallow depth.
Max. Intensity:
VII
Very Strong

On the Modified Mercalli Scale.
Tsunami Risk: Low tsunami risk
Earthquakes under MAG-6.5 do not usually 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 90% 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 3.4 million people exposed to shaking

This earthquake may have been felt by around 3.4 million people. That is the expected population size of the area exposed to a level of shaking of II or higher on the Modified Mercalli scale according to the USGS.

The highest earthquake impact level for this earthquake is VI, which corresponds with strong shaking and probably light damage. Roughly 690 people are expected to be exposed to this level. The majority of people (roughly 2.3 million) live in an area exposed to level III, where weak shaking and probably no damage is expected. All exposure to shaking was within the borders of Indonesia .

People MMI Level Shaking Damage
0
I
Not noticable None
0
II
Very weak None
2,284,000
III
Weak Probably none
1,065,000
IV
Light Likely none
14,890
V
Moderate Very light
690
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 Indonesia . Singkil in Aceh, Indonesia is the nearest significant place from the epicenter. The earthquake occurred 125 kilometer (78 mi) west of Singkil. Singkil experienced an earthquake intensity (MMI Scale) of roughly IV. That level implies light shaking and likely no damage.

Multiple large cities are in proximity of today's earthquake. Medan is located 280 km to the north-east (intensity unknown, possibly low). Percut is located 301 km to the north-east (intensity unknown, possibly low). Binjai is located 266 km to the north-east and experienced an intensity of III (weak shaking, probably no damage).

The table below provides an overview of all places in proximity of today's earthquake. Where available, the estimated intensity on the Modified Mercalli Intensity Scale in each place is included. Places where this information is omitted likely experienced little impact.

Overview of nearby places

Distance Place Intensity (MMI)
125 km (78 mi)
E from epicenter
Singkil

Aceh, Indonesia.
IV
Light
226 km (140 mi)
NE from epicenter
Tongging

North Sumatra, Indonesia.
234 km (145 mi)
E from epicenter
Sibolga

North Sumatra, Indonesia.
234 km (145 mi)
NE from epicenter
Kabanjahe

North Sumatra, Indonesia.
III
Weak
241 km (150 mi)
NE from epicenter
Berastagi

North Sumatra, Indonesia.
246 km (153 mi)
N from epicenter
Meulaboh

Aceh, Indonesia.
266 km (165 mi)
NE from epicenter
Binjai

North Sumatra, Indonesia.
III
Weak
274 km (170 mi)
NE from epicenter
Stabat

North Sumatra, Indonesia.
III
Weak
276 km (171 mi)
NE from epicenter
Sunggal

North Sumatra, Indonesia.
277 km (172 mi)
NE from epicenter
Deli Tua

North Sumatra, Indonesia.
280 km (174 mi)
NE from epicenter
Medan

North Sumatra, Indonesia.
284 km (176 mi)
E from epicenter
Pematangsiantar

North Sumatra, Indonesia.
285 km (177 mi)
NE from epicenter
Pangkalan Brandan

North Sumatra, Indonesia.
291 km (181 mi)
NE from epicenter
Labuhan Deli

North Sumatra, Indonesia.
295 km (183 mi)
NE from epicenter
Tanjungtiram

North Sumatra, Indonesia.
295 km (183 mi)
E from epicenter
Padangsidempuan

North Sumatra, Indonesia.
296 km (184 mi)
NE from epicenter
Belawan

North Sumatra, Indonesia.
301 km (187 mi)
NE from epicenter
Percut

North Sumatra, Indonesia.
302 km (188 mi)
NE from epicenter
Pekan Bahapal

North Sumatra, Indonesia.
305 km (190 mi)
NE from epicenter
Perbaungan

North Sumatra, Indonesia.
308 km (191 mi)
NE from epicenter
Langsa

Aceh, Indonesia.
311 km (193 mi)
NE from epicenter
Tebingtinggi

North Sumatra, Indonesia.
340 km (211 mi)
E from epicenter
Bandar

North Sumatra, Indonesia.
342 km (213 mi)
E from epicenter
Kisaran

North Sumatra, Indonesia.
349 km (217 mi)
E from epicenter
Rantauprapat

North Sumatra, Indonesia.
355 km (221 mi)
N from epicenter
Bireun

Aceh, Indonesia.
356 km (221 mi)
N from epicenter
Lhokseumawe

Aceh, Indonesia.
360 km (224 mi)
N from epicenter
Reuleuet

Aceh, Indonesia.
361 km (224 mi)
E from epicenter
Tanjungbalai

North Sumatra, Indonesia.
364 km (226 mi)
E from epicenter
Teluk Nibung

North Sumatra, Indonesia.
384 km (239 mi)
N from epicenter
Sigli

Aceh, Indonesia.
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 VI.

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.

Shaking reported by 1 person

People that feel an earthquake may report their experience to the US Geographic Survey. Currently, 1 person has reported shaking in one place in Indonesia.We keep updating this article as more ground reports become available. You may report that you felt this earthquake here.

Places with most reports:

  • Kabanjahe, Sumatera Utara, Indonesia: 1 person.

9 Aftershocks detected

After this earthquake struck, 9 smaller aftershocks occurred. Just 1 hr after this main shock, an earthquake measuring MAG-4.4 was detected 56 km (35 mi) north-east of this earthquake.

Overview of foreshocks and aftershocks

Classification Magnitude When Where
Main Shock
This Earthquake
M 6.2 Mar 3, 2026 11:56
(Jakarta Time)
-
Aftershock M 3.3 18 mins later
Mar 3, 2026 12:14 (Jakarta Time)
35 km (21 mi)
N from Main Shock.
Aftershock M 3.6 1 hr later
Mar 3, 2026 12:59 (Jakarta Time)
21 km (13 mi)
W from Main Shock.
Aftershock M 4.4 1 hr later
Mar 3, 2026 12:59 (Jakarta Time)
56 km (35 mi)
NE from Main Shock.
Aftershock M 2.5 1 hr later
Mar 3, 2026 13:06 (Jakarta Time)
23 km (14 mi)
N from Main Shock.
Aftershock M 2.9 3 hrs later
Mar 3, 2026 15:13 (Jakarta Time)
28 km (18 mi)
W from Main Shock.
Aftershock M 3.0 6 hrs later
Mar 3, 2026 17:52 (Jakarta Time)
11 km (7 mi)
N from Main Shock.
Aftershock M 2.7 7 hrs later
Mar 3, 2026 19:23 (Jakarta Time)
24 km (15 mi)
S from Main Shock.
Aftershock M 3.1 11 hrs later
Mar 3, 2026 22:32 (Jakarta Time)
34 km (21 mi)
SW from Main Shock.
Aftershock M 2.7 23 hrs later
Mar 4, 2026 11:15 (Jakarta Time)
45 km (28 mi)
NW 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?

The risk of aftershocks decreases rapidly over time. Usually, aftershocks are at least one order of magnitude lower than a main shock.

In only six percent of cases, significant earthquakes are followed by a larger main shock, making the current earthquake a foreshock. While the chance of this happening is not so large, it is adviced to maintain cautiousness in the hours and days following a major earthquake.

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

Earthquakes like this are common in the region

Earthquakes of this strength occur quite regularly in the region. This is the strongest earthquake to hit since November 27th, 2025, when a 6.4 magnitude earthquake hit 114 km (71 mi) further northwest. An even stronger magnitude 6.7 earthquake struck on May 14th, 2021.

In total, 3 earthquakes with a magnitude of 6.2 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 3 years.

Low tsunami risk

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.

Based on early data it appears this earthquake was not strong enough (lower than MAG-6.5) to be likely to cause destructive tsunami's. However this earthquake appeared to have hit at a shallow depth under sea, so 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 This earthquake appears to have struck under the sea. Not this earthquake.
This earthquake had a magnitude of 6.2. Earthquakes of this strength are unlikely to trigger a tsunami.
This earthquake occurred at a depth of of 18 km (11 mi). Earthquakes this shallow could trigger a tsunami.

Sources

Last updated 18/04/26 10:38 (). As more information on this earthquake becomes available this article will be updated. This article is automatically composed based on data originating from multiple sources.

  1. US Geographic Society (USGS): Earthquake us7000s1ln
  2. European-Mediterranean Seismological Centre (EMSC): Earthquake 20260303_0000055
  3. Geonames.org: World Cities Database
  4. Google Maps: Static API
  5. Earthquakelist.org: Historic Earthquakes Database

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