Quakes

4 km se of köseköy, turkey

USGS-USP0009EDE

issued: 1999-09-13 11:55Z
status: cancelled 1999-09-16 11:55Z
self-cancels: 1999-09-16 11:55Z
authority: USGS NEIC
sea: Sea of Marmara
position: 40.709, 30.045
source: usgs · first seen 2026-09-03 15:08Z

Original warning text

4 KM SE OF KÖSEKÖY, TURKEY.
1. EARTHQUAKE MAGNITUDE 5.9 (MWB) IN 40.709N 030.045E, DEPTH 13 KM AT 131155Z SEP 99.
2. USGS EVENT USP0009EDE. https://earthquake.usgs.gov/earthquakes/eventpage/usp0009ede

This area · earthquake & tsunami bulletins

8 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

24 km se of marmara ereğlisi, turkey2025-04-23
15 km w of düzce, turkey2022-11-23
17 km ese of marmara ere?lisi, turkey2019-09-26
7 km ssw of düzce, turkey1999-11-12
8 km s of düzce, turkey1999-11-12
5 km n of sapanca, turkey1999-11-11

Season · when earthquake & tsunami bulletins happen here

month of issue, all years in the archive

Timeline · 2 messages since 1999-08-17 · closed 1999-09-16

4 km ese of derince, turkey1999-08-17 → 1999-08-20
4 km se of köseköy, turkey this message1999-09-13 → 1999-09-16

joined by proximity

Nearby now · within 120 nm

Pipeline operations 05 jun thru 07 oct by M/V oruc reis, M/V mukavemet, M/V zaganos pasa, M/V denar…Cable ops · 112.8 nm
Pipeline operations in progress until 07 oct 26 by M/V mukavemet, M/V oruc rei̇s, M/V dina polaris, M/V…Cable ops · 119.4 nm

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