Earthquakes by city Turkey 100 km

Seismic city profile

Earthquake in Gölcük today

Gölcük, Turkey: 175 earthquakes of magnitude 4.0+ detected within 100 km.

Population

56,189

Residents in the indexed city record.

Earthquakes

175

Earthquakes at M4.0+ nearby.

Max magnitude

7.6

Strongest recorded event in the current radius.

Timezone

Europe/Istanbul

Coordinates 40.715, 29.818

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 2025-07-02 10:57 UTC

Strongest nearby event

M 7.6

İzmit, Turkey

1999-08-17 00:01 UTC

Updated today

Earthquake in Gölcük today

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

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

The strongest earthquake recorded near Gölcük reached magnitude 7.6 on 1999-08-17 00:01 UTC, near İzmit.

Status today

No earthquake detected today

Strongest today

Was there an earthquake in Gölcük today?

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

When was the last earthquake near Gölcük?

The last nearby earthquake was recorded on 2025-07-02 10:57 UTC.

What is the strongest earthquake recorded near Gölcük?

The strongest earthquake recorded near Gölcük reached magnitude 7.6 on 1999-08-17 00:01 UTC, near İzmit.

Map

Earthquakes within 100 km of Gölcük

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

Average magnitude

4.5

Average depth

11.6 km

Timeline

Recent seismic activity

Latest 2 events shown

UTC	Magnitude	Region	Depth
2025-07-02 10:57	M 4.2	Yalova Turkey	10.0 km
2025-07-01 09:57	M 4.0	Bursa Turkey	10.0 km

Monthly profile

Recent monthly trend

2025-07 2 events

Historic snapshot

Earthquakes history

Strongest years

1999 M 7.6 max · 81 earthquakes 1967 M 7.3 max · 5 earthquakes 1943 M 6.4 max · 1 earthquakes 1963 M 6.1 max · 1 earthquakes 2022 M 6.1 max · 4 earthquakes

Year	Max magnitude	Earthquakes
2025	M 4.2	2
2023	M 5.1	2
2022	M 6.1	4
2020	M 4.4	1
2019	M 4.5	3
2018	M 4.3	2
2016	M 4.4	5
2015	M 4.4	1
2014	M 4.3	2
2013	M 4.1	1
2011	M 4.5	3
2010	M 4.3	2
2008	M 4.3	2
2006	M 5.0	2
2004	M 4.4	3
2003	M 4.3	4
2000	M 5.3	4
1999	M 7.6	81
1997	M 4.1	1
1995	M 4.1	1
1994	M 4.0	2
1991	M 4.8	3
1989	M 4.1	1
1988	M 4.5	1
1987	M 4.1	1
1986	M 4.1	1
1985	M 4.7	2
1984	M 4.8	3
1983	M 5.1	7
1982	M 4.5	3
1981	M 4.5	2
1980	M 4.1	1
1978	M 4.2	1
1976	M 4.0	1
1974	M 4.2	1
1973	M 4.2	1
1967	M 7.3	5
1963	M 6.1	1
1959	M 5.2	1
1957	M 6.0	7
1948	M 5.7	1
1943	M 6.4	1
1939	M 5.7	1
1925	M 5.3	1