1.4MAGNITUDE

Magnitude 1.4 Earthquake in İstanbul, Turkey

4 November 2026, 00:26 · 1 h ago
Estimated intensity: I · Micro / weak
LocationAVCILAR ACIKLARI-ISTANBUL (MARMARA DENIZI)
Magnitude1.4
Depth4.8 km
Coordinates40.8653, 28.7768
Provinceİstanbul

A magnitude 1.4 earthquake was recorded near AVCILAR ACIKLARI-ISTANBUL (MARMARA DENIZI) on 4 November 2026, 00:26 Turkey time (21:26 UTC). The focal depth was about 4.8 km (very shallow).

This is a micro earthquake that is usually not felt. The estimated intensity at the epicentre is I (Micro / weak).

Nearest provincial capitals: İstanbul (~23 km), Yalova (~47 km), Bursa (~79 km).

3 further earthquakes were recorded within 100 km afterwards.

Turkish version

Aftershocks and later earthquakes (100 km, 3 days)

MagnitudeLocationTime (Turkey)DepthDistance
1.7AVCILAR ACIKLARI-ISTANBUL (MARMARA DENIZI)04.11.2026 00:29 1 h ago13.3 km2 km
2.0AVCILAR ACIKLARI-ISTANBUL (MARMARA DENIZI)04.11.2026 00:35 1 h ago13.5 km3 km
1.4AVCILAR ACIKLARI-ISTANBUL (MARMARA DENIZI)04.11.2026 00:54 48 min ago16.6 km4 km