Earthquakes by city China 100 km

Seismic city profile

Earthquake in Longnan today

Longnan, China: 92 earthquakes of magnitude 4.0+ detected within 100 km.

Population

85,826

Residents in the indexed city record.

Earthquakes

Earthquakes at M4.0+ nearby.

Max magnitude

6.1

Strongest recorded event in the current radius.

Timezone

Asia/Shanghai

Coordinates 33.398, 104.917

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 2025-04-28 05:08 UTC

Strongest nearby event

M 6.1

Longnan, China

1973-08-11 07:15 UTC

Updated today

Earthquake in Longnan today

No earthquake of magnitude M4.0+ has been detected today within 100 km of Longnan.

No M4.0+ event has been observed in the last 30 days around Longnan.

The strongest earthquake recorded near Longnan reached magnitude 6.1 on 1973-08-11 07:15 UTC, near Longnan.

Status today

No earthquake detected today

Strongest today

Was there an earthquake in Longnan today?

No earthquake of magnitude M4.0+ has been detected today within 100 km of Longnan.

When was the last earthquake near Longnan?

The last nearby earthquake was recorded on 2025-04-28 05:08 UTC.

What is the strongest earthquake recorded near Longnan?

The strongest earthquake recorded near Longnan reached magnitude 6.1 on 1973-08-11 07:15 UTC, near Longnan.

Map

Earthquakes within 100 km of Longnan

The map centers on Longnan and highlights the most recent earthquakes detected within 100 km.

Average magnitude

4.6

Average depth

16.0 km

Timeline

Recent seismic activity

Latest 0 events shown

UTC	Magnitude	Region	Depth

Monthly profile

Recent monthly trend

No monthly activity to display yet.

Historic snapshot

Earthquakes history

Strongest years

1973 M 6.1 max · 2 earthquakes 2008 M 6.0 max · 53 earthquakes 1974 M 5.7 max · 2 earthquakes 1976 M 5.4 max · 5 earthquakes 1985 M 5.0 max · 2 earthquakes

Year	Max magnitude	Earthquakes
2025	M 4.7	1
2020	M 4.7	1
2019	M 4.3	1
2017	M 4.6	3
2016	M 4.2	1
2014	M 4.6	2
2013	M 4.6	1
2012	M 4.3	1
2011	M 4.6	1
2010	M 4.3	1
2009	M 4.9	1
2008	M 6.0	53
2007	M 4.7	1
2006	M 4.9	3
2005	M 4.8	1
2004	M 4.6	1
1999	M 4.6	1
1998	M 4.7	2
1996	M 4.0	1
1991	M 4.4	1
1987	M 4.7	1
1985	M 5.0	2
1978	M 4.9	1
1977	M 4.8	1
1976	M 5.4	5
1974	M 5.7	2
1973	M 6.1	2