Unusually powerful M5.9 Earthquake struck on Wednesday Night 273km from Dunhuang in China.

Written by Earthquakelist.org on August 18th, 2026. Last updated August 19th, 2026.

In the early morning of Wednesday August 19th, 2026, an unusually powerful Magnitude 5.9 earthquake hit under land 273 kilometer from Dunhuang in China. Earthquakes like this can cause significant economic damage but are usually unlikely to result on large numbers of fatalities.

Earthquake Summary

The earthquake struck on land in China, 273 kilometer (170 mi) south of Dunhuang in Gansu. The center of this earthquake had a very shallow depth of 6 km. Shallow earthquakes usually have a larger impact than earthquakes deep in the earth.

Date and Time:	Aug 19, 2026 05:36 (Shanghai Time) - Aug 18, 2026 21:36 Universal Time.
Location:	273 km south of Dunhuang, Gansu, China. Coordinates 37°49'15"N 95°36'34"E.
Map:	Map of area around epicenter. Click to open in Google Maps.
Magnitude:	MAG 5.9 Detected by 525 stations. Maximum Error Range ±0.026 .
Depth:	6 km (4 mi) A very shallow depth.
Max. Intensity:	VIII Severe 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.

Significant economic impact

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 YELLOW (significant). They expect an 33% likelyhood of between 10 and 100 million US Dollars in economic damage and impact, and a 96% chance that the economic impact of this earthquake falls no higher than 1,000 million USD.

Roughly 370 thousand people exposed to shaking

An estimated 370 thousand 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.

An estimated 7,910 people were exposed to level VI. At this level, strong shaking and probably light damage can be expected. The majority of people (roughly 330 thousand) live in an area exposed to level IV, where light shaking and likely no damage is expected. All exposure to shaking was within the borders of China .

People	MMI Level	Shaking	Damage
0	I	Not noticable	None
0	II	Very weak	None
30,320	III	Weak	Probably none
334,800	IV	Light	Likely none
420	V	Moderate	Very light
7,910	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 China . The closest significant population center near the earthquake is Dunhuang in Gansu, China. Dunhuang is located 273 kilometer (170 mi) south of the epicenter.

Multiple large cities are in proximity of today's earthquake. Jiuquan is located 330 km to the north-east. Jiayuguan is located 321 km to the north-east. Dunhuang is located 273 km to the north.

A complete list of nearby places is included below.

Overview of nearby places

Cities and Towns around the epicenter of this earthquake.
Distance	Place
273 km (170 mi) N from epicenter	Dunhuang Gansu, China.
290 km (180 mi) NE from epicenter	Laojunmiao Gansu, China.
321 km (199 mi) NE from epicenter	Jiayuguan Gansu, China.
330 km (205 mi) NE from epicenter	Jiuquan Gansu, China.

Earthquake Intensity Map

The intensity in shaking and damage by this earthquake is illustrated through the map below. The highest intensity measured for this earthquake is VII.

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

Since this main shock, 2 smaller aftershocks were detected. At a distance of 10 km (6 mi) northwest of this earthquake, an aftershock struck 8 hrs later. It measured a magnitude of 4.7

Overview of foreshocks and aftershocks

Detected MAG2.5+ earthquakes within within 100km (62 mi), that occurred in the three days before and after the main shock.
Classification	Magnitude	When	Where
Main Shock This Earthquake	M 5.9	Aug 19, 2026 05:36 (Shanghai Time)	-
Aftershock	M 4.5	23 mins later Aug 19, 2026 05:59 (Shanghai Time)	19 km (12 mi) W from Main Shock.
Aftershock	M 4.7	8 hrs later Aug 19, 2026 13:22 (Shanghai Time)	10 km (6 mi) NW from Main Shock.

More earthquakes coming?

Aftershocks are usually at least 1 order of magnitude less strong than main shocks. The more time passes, the smaller the chance and likely strength of any potential aftershocks.

It's always adviced to be cautious of the risk of a larger shock following any significant earthquake, however this risk is fairly small. There is a roughly 94 percent change that no larger main shock will follow in the days following this earthquake.

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

This is an unusually powerful earthquake

Earthquakes of this strength are not so common in the region, but it's not the first time. This is the strongest earthquake to hit since June 16th, 2026, when a 6.3 magnitude earthquake hit 13 km (8 mi) further northwest. That was also the heaviest earthquake to hit the region in the past 10 years.

In total, 1 earthquake with a magnitude of 5.9 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 10 years.

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 5.9. Earthquakes of this strength are unlikely to trigger a tsunami.	This earthquake occurred at a depth of of 6 km (4 mi). Earthquakes this shallow could trigger a tsunami.

Sources

Last updated 19/08/26 13:38 (). 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.