{"id":55822,"date":"2022-09-01T23:39:30","date_gmt":"2022-09-01T20:39:30","guid":{"rendered":"https:\/\/bilimvegelecek.com.tr\/?p=55822"},"modified":"2022-09-02T17:48:24","modified_gmt":"2022-09-02T14:48:24","slug":"kusadasi-korfezinde-iki-deprem-firtinasi","status":"publish","type":"post","link":"https:\/\/bilimvegelecek.com.tr\/index.php\/2022\/09\/01\/kusadasi-korfezinde-iki-deprem-firtinasi","title":{"rendered":"Ku\u015fadas\u0131 K\u00f6rfezi\u2019nde iki deprem f\u0131rt\u0131nas\u0131"},"content":{"rendered":"

Ege Denizi ve Bat\u0131 Anadolu olu\u015fan depremlerle s\u0131k s\u0131k kendisinden bahsettiriyor. B\u00f6lgenin bar\u0131nd\u0131rd\u0131\u011f\u0131 aktif (diri) faylar\u0131n hareketlili\u011fi nedeniyle \u00e7ok say\u0131da k\u00fc\u00e7\u00fck, bazen de kuvvetli ve b\u00fcy\u00fck depremler olu\u015fuyor.
\nEge Denizi ve \u00e7evresi KKD-GGB y\u00f6nlerinde geni\u015fleme t\u00fcr\u00fcnde bir jeolojik\/tektonik rejime sahip. Bunun nedeni, g\u00fcneydeki Afrika K\u0131tas\u0131\u2019n\u0131n kuzeye do\u011fru hareketi s\u0131ras\u0131nda Ege Denizi ve Bat\u0131 Anadolu\u2019nun alt\u0131na dalmas\u0131. Bat\u0131 Anadolu ve Ege Denizi\u2019nin yer kabu\u011fu bu dalma s\u0131ras\u0131nda \u00fczerinde biriken gerilmeyi g\u00fcneybat\u0131ya do\u011fru geni\u015flemeli bir hareketle atmaya \u00e7al\u0131\u015f\u0131yor. \u0130\u015fte bu s\u0131rada \u00e7ok farkl\u0131 y\u00f6nlerde ve \u00f6zellikteki k\u0131r\u0131klar ve faylar geli\u015fiyor ve \u00e7ok say\u0131da hem s\u0131\u011f hem de derinlikleri 200 km\u2019ye varan depremler olu\u015fuyor. Ege Denizi ve Bat\u0131 Anadolu\u2019da geli\u015fen bu jeolojik ve sismolojik olaylar milyonlarca y\u0131ld\u0131r benzer \u015fekilde s\u00fcr\u00fcyor.<\/p>\n

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\u015eekil 1.<\/figcaption><\/figure>\n

30 Ekim 2020\u2019de Sisam Adas\u0131\u2019n\u0131n hemen kuzeyinde do\u011fu-bat\u0131 do\u011frultusunda yerle\u015fen ve normal fay t\u00fcr\u00fc Sisam Fay\u0131 \u00fczerinde y\u0131llarca biriken gerilmeyi ta\u015f\u0131yamay\u0131p hareket etti ve 7.0 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde bir deprem olu\u015fturdu (\u015eekil 1). Deprem s\u0131ras\u0131nda Ku\u015fadas\u0131 K\u00f6rfezi \u00e7evresindeki bir \u00e7ok yerle\u015fimde \u00e7e\u015fitli derecelerde hasarlar olu\u015ftu. Deprem, \u0130zmir\u2019in k\u00f6rfez \u00e7evresinde ve deprem merkezinden 70 km uzakta Bayrakl\u0131 ve Bornava\u2019da can kay\u0131plar\u0131na ve b\u00fcy\u00fck yap\u0131sal hasarlara neden oldu. Depremin ard\u0131ndan yap\u0131lan incelemelerde 680 a\u011f\u0131r ve 800 orta hasarl\u0131 bina tespit edildi. Deprem merkezinden 70 km uzakta olmas\u0131na ra\u011fmen Bornova ve Bayrakl\u0131\u2019da g\u00f6zlenen hasar ve can kay\u0131plar\u0131n\u0131n beklenenin \u00fczerinde olmas\u0131n\u0131n nedeni olarak, yap\u0131lar\u0131n depreme dayan\u0131ks\u0131z in\u015fa edilmesi ve b\u00f6lgenin jeolojik ve jeofizik \u00f6zellikleri nedeniyle zeminin deprem hareketlerini fazla b\u00fcy\u00fctmesi oldu\u011fu belirtildi.<\/p>\n

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Ege b\u00f6lgesi, karada ve denizde \u00e7ok say\u0131da normal faylar bar\u0131nd\u0131r\u0131yor. Bu normal faylar farkl\u0131 a\u00e7\u0131larda do\u011frultu at\u0131ml\u0131 faylarla kesiliyor. Bu durumda, faylar\u0131n birbirleriyle etkile\u015fimi olu\u015fuyor ve dolay\u0131s\u0131yla \u00e7ok say\u0131da k\u00fc\u00e7\u00fck ve hafif kuvvette deprem k\u00fcmelenmeleri veya deprem f\u0131rt\u0131nalar\u0131n\u0131 \u00a0ortaya \u00e7\u0131k\u0131yor.
\nYukar\u0131da s\u00f6z\u00fcn\u00fc etti\u011fimiz deprem f\u0131rt\u0131nalar\u0131ndan biri 14 A\u011fustos 2022 tarihinde Ku\u015fadas\u0131 K\u00f6rfezi\u2019nin kuzeyinde Menderes \u0130l\u00e7esi Ahmetbeyli k\u0131y\u0131lar\u0131na yak\u0131n, deniz taban\u0131nda 5.0 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde bir depremle ba\u015flad\u0131. Bu deprem etkinli\u011fi bug\u00fcnlerde azalmas\u0131na ra\u011fmen baz\u0131 k\u00fc\u00e7\u00fck depremlerle halen s\u00fcr\u00fcyor (\u015eekil 2). Ku\u015fadas\u0131 K\u00f6rfezinde bir ba\u015fka deprem f\u0131rt\u0131nas\u0131 ise 31 A\u011fustos 2022 tarihinde k\u00f6rfezin bat\u0131s\u0131ndaki Sisam Adas\u0131\u2019n\u0131n g\u00fcneyinde ortaya \u00e7\u0131kt\u0131. O g\u00fcn saat 12:56\u2019da 4.9 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde bir deprem oldu. Bu depremin arkas\u0131ndan 14 dakika sonra saat 13:10’da ayn\u0131 yerde 5.5 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde biraz daha kuvvetli bir deprem daha deprem oldu \u015eekil 2). Her iki depremin de derinlikleri 10 km civar\u0131nda. Bu deprem f\u0131rt\u0131nas\u0131 halen s\u00fcr\u00fcyor. 31 A\u011fustos 2022\u2019de olan 5.5 b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki deprem Dilek Yar\u0131madas\u0131 k\u0131y\u0131lar\u0131na 14 km, Ku\u015fadas\u0131 ve Didim\u2019e\u00a0 45 km uzaktad\u0131r. Deprem Ku\u015fadas\u0131 K\u00f6rfezi \u00e7evresindeki k\u0131y\u0131lar\u0131m\u0131zda kuvvetle hissedildi\u011fi rapor edilmi\u015ftir. K\u0131y\u0131larda g\u00f6zlenen tsunami bilgisi yoktur.
\nHer iki depremin fay yap\u0131lar\u0131n\u0131 belirlemek amac\u0131yla hesaplanan deprem odak mekanizmas\u0131 \u00e7\u00f6z\u00fcmleri incelendi\u011finde, deprem f\u0131rt\u0131nas\u0131n\u0131n do\u011fu-bat\u0131 do\u011frultusunda yerle\u015fmi\u015f normal fay hareketleri ile ili\u015fkili oldu\u011fu anla\u015f\u0131lmaktad\u0131r.<\/p>\n

KAYNAKLAR
\n<\/strong>-Chatzipetros, A., Kiratzi, A., Sboras, S. , Zouros, N. & Pavlides, S., 2013. Active faulting in the north-eastern Aegean Sea Islands. Tectonophysics, 597\u2013598, 106\u2013122.
\n-Ganas, A., Elias, P., Briole, P., Tsironi, V., Valkaniotis, S., Escartin, J., Karasante, I., & Efstathiou, E., 2020, Fault responsible for Samos earthquake identified, Temblor, http:\/\/doi.org\/10.32858\/temblor.134
\n-Taymaz, T., Jackson, J. & McKenzie, D., 1991. Active tectonics of the north and central Aegean Sea, Geophys. J. Int. 106, 2, 433-490.
\n-Emre \u00d6., Duman T. Y., \u00d6zalp S., \u015earo\u011flu F., Olgun \u015e., Elmac\u0131 H. & \u00c7an T., 2016. Active fault database of Turkey. Bulletin of Earthquake Engineering. V. 16, 3229-3275.
\n-Co\u015fkun, S., Dondurur, D., \u00c7ifci, G., Aydemir, A., G\u00fcng\u00f6r, T. & Drahor, M., 2017. Investigation on the tectonic significance of Izmir, Uzunada Fault Zones and other tectonic elements in the Gulf of Izmir, Western Turkey, using high resolution seismic data. Mar. Pet. Geol. 83, 73-83.
\n-https:\/\/drive.google.com\/file\/d\/1OAtj9g-Q8JHNcqXDmFEKxy-l-Up05b0Z\/view?usp=sharing
\n-http:\/\/yerbilimleri.mta.gov.tr\/anasayfa.aspx<\/p>\n","protected":false},"excerpt":{"rendered":"

Ege Denizi ve Bat\u0131 Anadolu olu\u015fan depremlerle s\u0131k s\u0131k kendisinden bahsettiriyor. B\u00f6lgenin bar\u0131nd\u0131rd\u0131\u011f\u0131 aktif (diri) faylar\u0131n hareketlili\u011fi nedeniyle \u00e7ok say\u0131da k\u00fc\u00e7\u00fck, bazen de kuvvetli ve b\u00fcy\u00fck depremler olu\u015fuyor. Ege Denizi ve \u00e7evresi KKD-GGB y\u00f6nlerinde geni\u015fleme t\u00fcr\u00fcnde bir jeolojik\/tektonik rejime sahip. Bunun nedeni, g\u00fcneydeki Afrika K\u0131tas\u0131\u2019n\u0131n kuzeye do\u011fru hareketi s\u0131ras\u0131nda Ege Denizi ve Bat\u0131 Anadolu\u2019nun alt\u0131na […]<\/p>\n","protected":false},"author":233,"featured_media":55825,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19],"tags":[5479,8587],"class_list":["post-55822","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilim-gundemi","tag-haluk-eyidogan","tag-kusadasi-korfezinde-iki-deprem-firtinasi"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t