{"id":66069,"date":"2025-10-02T14:17:49","date_gmt":"2025-10-02T11:17:49","guid":{"rendered":"https:\/\/bilimvegelecek.com.tr\/?p=66069"},"modified":"2025-10-02T14:18:38","modified_gmt":"2025-10-02T11:18:38","slug":"sindirgi-balikesir-deprem-etkinliginin-sismolojik-ve-sismotektonik-ozellikleri","status":"publish","type":"post","link":"https:\/\/bilimvegelecek.com.tr\/index.php\/2025\/10\/02\/sindirgi-balikesir-deprem-etkinliginin-sismolojik-ve-sismotektonik-ozellikleri","title":{"rendered":"S\u0131nd\u0131rg\u0131 (Bal\u0131kesir) deprem etkinli\u011finin sismolojik ve sismotektonik \u00f6zellikleri"},"content":{"rendered":"

Prof. Dr. Haluk Eyido\u011fan<\/strong><\/p>\n

10 A\u011fustos 2025 tarihinde, saat 19:53\u2019de Bat\u0131 Anadolu\u2019da merkezi S\u0131nd\u0131rg\u0131 il\u00e7esinin bat\u0131s\u0131nda konumlanan 6.1 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde kuvvetli bir deprem oldu. Deprem 200 km uzunlukta olan ve S\u0131nd\u0131rg\u0131\u2019dan Afyonkarahisar\u2019a kadar uzanan Simav Fay Ku\u015fa\u011f\u0131\u2019n\u0131n en bat\u0131 ucundaki S\u0131nd\u0131rg\u0131 Kolu \u00fczerinde olu\u015ftu (\u015eekil 1)<\/p>\n

Simav Fay Ku\u015fa\u011f\u0131, Bat\u0131 Anadolu\u2019nun en \u00f6nemli aktif faylar\u0131ndan biridir. . Simav Fay Ku\u015fa\u011f\u0131 K\u00fctahya ve Afyonkarahisar\u2019a do\u011fru uzan\u0131r. Bu fay ku\u015fa\u011f\u0131 1960\u2019lardan bug\u00fcne kadar bir\u00e7ok yerbilimcinin ilgisini \u00e7ekmi\u015f ve jeolojik, jeofizik ve sismolojik y\u00f6ntemlerle incelenmi\u015ftir (Arpat ve Bing\u00f6l, 1969; Seyito\u011flu vd, 1997; Do\u011fan ve Emre, 2006; Toker, 2014; G\u00fcndo\u011fdu vd, 2017; Toker vd 2018; Kartal ve Kadi\u0307ri\u0307og\u0306lu, 2015). Do\u011fan ve Emre (2006) ve Emre vd (2018), Simav Fay Ku\u015fa\u011f\u0131\u2019n\u0131n 205 km uzunlu\u011funda sa\u011f y\u00f6nl\u00fc do\u011frultu at\u0131ml\u0131 bir fay oldu\u011funu; bat\u0131dan do\u011fuya do\u011fr\u0131 s\u0131ras\u0131yla S\u0131nd\u0131rg\u0131, \u00c7aysimav ve \u015eaphane fay segmentlerini kapsad\u0131\u011f\u0131n\u0131 (\u00c7izelge 1) belirtmi\u015flerdir<\/p>\n

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\u00c7izelge 1. Simav Fay\u0131\u2019n\u0131n \u00f6zellikleri (Emre vd, 2018). DA: Do\u011frultu At\u0131ml\u0131 Fay.<\/figcaption><\/figure>\n

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S\u0131nd\u0131rg\u0131 depreminin ba\u015flatt\u0131\u011f\u0131 art\u00e7\u0131 deprem etkinli\u011fi, bu makale yaz\u0131ld\u0131\u011f\u0131nda s\u00fcrmekteydi. Deprem etkinli\u011finin d\u0131\u015f merkezlerinin (episant\u0131r) alansal da\u011f\u0131l\u0131m\u0131 incelendi\u011finde (\u015eekil 2), deprem konumlar\u0131n\u0131n 6.1 b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki ana depremin art\u00e7\u0131 depremlerin, ana deprem konumunun g\u00fcney do\u011fusunda k\u00fcmelendi\u011fi g\u00f6zlenmi\u015ftir. Deprem etkinli\u011finde g\u00f6zlenen do\u011fuya do\u011fru bu ilgin\u00e7 g\u00f6\u00e7, S\u0131nd\u0131rg\u0131 Fay\u0131\u2019n\u0131n bat\u0131 ucunda ba\u015flayan fay hareketinin g\u00fcneydo\u011fuya kayd\u0131\u011f\u0131n\u0131 g\u00f6stermektedir. Bu faylanma olgusunun daha ayr\u0131nt\u0131l\u0131 sismolojik ve sismotektonik incelemesinin yap\u0131lmas\u0131 \u00f6nerilir.<\/p>\n

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6.1 b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki ana depremin ve b\u00fcy\u00fckl\u00fc\u011f\u00fc 4.0 ve daha fazla olan art\u00e7\u0131 depremlerin AFAD-DAD taraf\u0131ndan yay\u0131nlanan odak mekanizmas\u0131 \u00e7\u00f6z\u00fcmleri (\u015eekil 3) ve konumlar\u0131 birlikte de\u011ferlendirildi\u011finde, depremin KB-GD do\u011frultusunda konumlanan S\u0131nd\u0131rg\u0131 Fay\u0131\u2019n\u0131n g\u00fcneydeki yerkabu\u011fu blokunun, kuzeydeki yerkabu\u011fu blokuna g\u00f6re S\u0131nd\u0131rg\u0131 Fay\u0131 boyunca a\u015fa\u011f\u0131ya hareket eden bir normal fay hareketi ile ili\u015fkili oldu\u011fu anla\u015f\u0131lmaktad\u0131r (\u015eekil 3 i\u00e7erisindeki sa\u011f \u00fcst k\u00f6\u015fedeki resim).<\/p>\n

\"\"<\/p>\n

Bu g\u00f6zlemler, S\u0131nd\u0131rg\u0131 Fay\u0131\u2019n\u0131n bu b\u00f6l\u00fcm\u00fcnde Bat\u0131 Anadolu\u2019da yayg\u0131n olarak g\u00f6zlenen normal fay hareketlerinin ve KD-GB kabuksal geni\u015flemenin s\u00fcrd\u00fc\u011f\u00fcn\u00fc ve canl\u0131 oldu\u011funu g\u00f6stermektedir.<\/p>\n

Ege b\u00f6lgesinin jeolojik geli\u015fimi ve deprem odak mekanizmas\u0131 \u00e7\u00f6z\u00fcmleri incelendi\u011finde, S\u0131nd\u0131rg\u0131 Fay\u0131\u2019na benzer normal faylanmalar\u0131n \u00e7ok yayg\u0131n oldu\u011fu g\u00f6r\u00fcl\u00fcr. Bunun nedeni, Kuzey Anadolu Fay\u0131 ve Do\u011fu Anadolu Fay\u0131 \u00fczerinden bat\u0131ya kayan Anadolu Levhas\u0131\u2019n\u0131n Bat\u0131 Anadolu\u2019nun KB-GD do\u011frultusunda yer kabu\u011funun geni\u015flemesi hareketi ile ili\u015fkili oldu\u011fu anla\u015f\u0131lmaktad\u0131r (\u015eekil-3 i\u00e7erisindeki sa\u011f alt k\u00f6\u015fedeki resim). Bu jeotektonik mekanizma etkisi nedeniyle Bat\u0131 Anadolu\u2019da \u00e7ok say\u0131da deprem normal faylanma mekanizmas\u0131yla olu\u015fmaktad\u0131r.<\/p>\n

\u0130ki ayda 10.300 deprem
\n<\/strong>AFAD-DAD kay\u0131tlar\u0131na g\u00f6re S\u0131nd\u0131rg\u0131 b\u00f6lgesinde 1 A\u011fustos ile 26 Eyl\u00fcl 2025 tarihleri aras\u0131nda b\u00fcy\u00fckl\u00fckleri 1.0 ve daha fazla olan deprem say\u0131s\u0131 10.300 civar\u0131nda olmu\u015ftur (\u015eekil 4a, \u015eekildeki k\u0131rm\u0131z\u0131 renkli y\u0131ld\u0131z 6.1 b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki ana depreme aitdir). 1 A\u011fustos 2025-26 Eyl\u00fcl 2025 aras\u0131nda b\u00fcy\u00fckl\u00fc\u011f\u00fc 1.0-1.9 aras\u0131nda olan deprem say\u0131s\u0131 7.852 adet, 2.0-2.9 aras\u0131nda 2.023 adet, 3.0-3.9 aras\u0131nda 355 adet ve 4.0-4.9 aras\u0131nda 43 adet olmu\u015ftur.<\/p>\n

1 A\u011fustos 2025 ile 10 A\u011fustos 2025 tarihi aras\u0131nda deprem b\u00f6lgesinde, say\u0131s\u0131 az da olsa AFAD-DAD taraf\u0131ndan \u00f6nc\u00fc deprem etkinli\u011fi kaydedilmi\u015ftir. 1 A\u011fustos 2025\u2019de ba\u015flayan bu deprem etkinli\u011fi, ilgin\u00e7 bir \u015fekilde 10 A\u011fustos 2025 tarihinde saat 19:53\u2019de S\u0131nd\u0131rg\u0131 il\u00e7esinin bat\u0131s\u0131nda olan 6.1 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde olan ana depremin alan\u0131nda konumlanm\u0131\u015ft\u0131r (\u015eekil 4a). \u00d6nc\u00fc deprem etkinli\u011fi i\u00e7erisinde en b\u00fcy\u00fck deprem 3.8 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde olmu\u015ftur.<\/p>\n

Bu makalenin yaz\u0131ld\u0131\u011f\u0131 12 A\u011fustos 2025 tarihinde art\u00e7\u0131 depremler s\u00fcrmektedir. B\u00fcy\u00fckl\u00fc\u011f\u00fc 4.5 ve daha fazla olan 6 adet deprem olmu\u015ftur (\u015eekil 4a). 1 A\u011fustos 2025-26 Eyl\u00fcl 2025 tarihleri aras\u0131nda deprem etkinli\u011fi s\u0131ras\u0131nda a\u00e7\u0131\u011fa \u00e7\u0131kan sismik enerji de\u011ferinin zamana g\u00f6re her deprem i\u00e7in ve birikimli (k\u00fcm\u00fclatif) sismik enerji i\u00e7in de\u011fi\u015fimi (k\u0131rm\u0131z\u0131 renkli \u00e7izgi) \u015eekil 4b de g\u00f6sterilmektedir. \u00d6nc\u00fc deprem etkinli\u011fi birikimli sismik enerji de\u011fi\u015fiminde daha belirgin g\u00f6zlenmektedir. \u015eekil 4a incelendi\u011finde 10 A\u011fustos 2025 tarihindeki 6.1 b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki ana deprem sonras\u0131 art\u00e7\u0131 deprem etkinli\u011finde 25 A\u011fustos 2025, 8 Eyl\u00fcl 2025 ve 22 Eyl\u00fcl 2025 tarihlerinde deprem etkinli\u011fi art\u0131\u015f\u0131 g\u00f6zlenmi\u015ftir. Ancak \u015eekil 4b\u2019deki birikimli sismik enerji sal\u0131n\u0131m\u0131 grafi\u011finde (k\u0131rm\u0131z\u0131 \u00e7izgi) bu enerjinin genel olarak sismik enerji \u00e7\u0131k\u0131\u015f\u0131nda s\u0131\u00e7rama yapacak i\u00e7erikte olmad\u0131\u011f\u0131, deprem etkinli\u011finin dura\u011fanla\u015ft\u0131\u011f\u0131 g\u00f6zlenmektedir. 10 A\u011fustos 2025\u2019deki 6.1 b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki deprem dahil bu etkinlikte yer alan depremlerin derinlikleri 15 km\u2019den daha s\u0131\u011fd\u0131r (\u015eekil 4c).<\/p>\n

1 A\u011fustos 2025-26 Eyl\u00fcl 2025 tarihleri aras\u0131nda S\u0131nd\u0131rg\u0131 deprem etkinli\u011finin zamana g\u00f6re konum de\u011fi\u015fikli\u011fi ile ilgili bir bilgi edinebilmek amac\u0131yla \u015eekil 4d ve \u015eekil 4e haz\u0131rlanm\u0131\u015ft\u0131r. Boylam derecesine g\u00f6re deprem etkinli\u011finin konumlar\u0131 izlendi\u011finde, depremlerin do\u011fuya do\u011fru g\u00f6\u00e7 etti\u011fi a\u00e7\u0131k\u00e7a g\u00f6zlenmektedir (\u015eekil 4d). S\u0131nd\u0131rg\u0131 Fay\u0131\u2019n\u0131n do\u011fu ucunda 22 Eyl\u00fcl 2025 tarihi itibar\u0131yla deprem etkinli\u011finde say\u0131sal bir art\u0131\u015f dikkat \u00e7ekmektedir. Benzer bir bi\u00e7imde enleme g\u00f6re de\u011fi\u015fimde kuzeyden g\u00fcneye bir deprem etkinlik g\u00f6\u00e7\u00fc izlenmektedir (\u015eekil 4e).<\/p>\n

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Yukar\u0131da, sismolojik ve sismotektonik \u00f6zelliklerini inceledi\u011fimiz S\u0131nd\u0131rg\u0131 deprem etkinli\u011finin yerkabu\u011fu alt\u0131nda yer alan ma\u011fma maddesinin yerkabu\u011fu i\u00e7erisine sokuldu\u011fu konusunda g\u00f6r\u00fc\u015fler beyan edilmektedir. Bu olu\u015fumun varl\u0131\u011f\u0131n\u0131 bilimsel olarak ortaya koymak i\u00e7in gravite, manyetik ve \u0131s gradyan\u0131 de\u011ferlerinin zaman ve mekansal olarak Jeofizik \u00f6l\u00e7\u00fcmlerle yap\u0131lmas\u0131 gerekir. BU \u00f6l\u00e7\u00fcmler yap\u0131lmadan \u201cma\u011fma sokulumu\u201d \u00f6nerilerinin bilimsel bir dayana\u011f\u0131 olmayacakt\u0131r.<\/p>\n

Not: <\/em><\/strong>Burada elde etti\u011fimiz sonu\u00e7lar AFAD-DAD\u2019\u0131n WEB sayfas\u0131ndan ilgililere sundu\u011fu verilerin ula\u015fabildi\u011fi duyarl\u0131k d\u00fczeyine ba\u011fl\u0131 olarak yap\u0131lan de\u011ferlendirmelere dayanmaktad\u0131r. <\/em><\/p>\n

KAYNAKLAR<\/strong><\/p>\n

-AFAD-DAD, 2025. Afet ve Acil Durum Y\u00f6netimi Ba\u015fkanl\u0131\u011f\u0131, Deprem Ara\u015ft\u0131rma Dairesi, Ankara, https:\/\/deprem.afad.gov.tr\/event-catalog, 26 Eyl\u00fcl 2025.<\/p>\n

-Aktu\u011f, B., Nocquet, J. M., Cing\u00f6z, A., Parsons, A., Erkan, Y., England, P., Lenk, O., G\u00fcrdal, M.A., K\u0131l\u0131\u00e7o\u011flu, A., Akdeniz, H. and Tekg\u00fcl, A., 2009. Deformation of western Turkey from a combination of permanent and campaign GPS data: limits to block-like behaviour. J Geophys Res., 114, B10404. pp22.<\/p>\n

-Arpat, E. ve Bing\u00f6l, E. 1969. The rift system of the Western Turkey; thoughts on its development. Maden Tetkik ve Arama Dergisi, 73, 1-9.<\/p>\n

-Dog\u0306an, A. ve Emre, O\u0308., 2006. Ege graben sisteminin kuzey s\u0131n\u0131r\u0131: S\u0131nd\u0131rg\u0131-Sincanl\u0131 Fay Zonu, 59. Tu\u0308rkiye Jeoloji Kurultay\u0131, Ankara, T\u00fcrkiye, Bildiriler Kitab\u0131. 20-24 Mart 2006, 83-84.<\/p>\n

-Duman, T. Y., Elmac\u0131 H, \u00d6zalp S, Olgun, \u015e. ve Emre, \u00d6., 2013. Simav Fay Zonunda ilk paleosismolojik bulgular. 66. T\u00fcrkiye Jeoloji Kurultay\u0131, 1\u20135 Nisan 2013, Ankara ODT\u00dc K\u00fclt\u00fcr ve Kongre Merkezi, Bildiri \u00d6zleri Kitab\u0131, 28-29.<\/p>\n

-Emre, \u00d6., Duman, T.Y., \u00d6zalp, S., \u015earo\u011flu, F., Olgun, \u015e., Elmac\u0131, H. and \u00c7an, T., 2018. Active fault database of Turkey. Bull Earthq Bull Earthquake Eng. 16(8), 3229-3275.<\/p>\n

-Gu\u0308ndog\u0306du, E., Kurban, Y. C., Yalc\u0327\u0131ner, C. \u00c7. ve O\u0308zden, S., 2017. Simav Fay\u0131ndaki Du\u0308s\u0327ey Yerdeg\u0306is\u0327tirmelerin, Yeralt\u0131 Radar\u0131 (GPR) Yo\u0308ntemi ile Belirlenmesi, C\u0327anakkale Onsekiz Mart U\u0308niversitesi Fen Bilimleri Enstitu\u0308su\u0308 Dergisi, 2017:3,2, 17-33.<\/p>\n

-Kartal, R. F. ve Kadi\u0307ri\u0307og\u0306lu, F. T., 2015. 2011-2012 Simav Depremleri (ML=5.7, ML=5.0, ML=5.4) ve Bo\u0308lgenin Tektonik Yap\u0131s\u0131 ile I\u0307lis\u0327kisi, Yerbilimleri, 35 (3), 185-198.<\/p>\n

-Konak, N., 2012. Simav Dolay\u0131n\u0131n Jeolojisi ve Metaforf Kaya\u00e7lar\u0131n\u0131n Evrimi, \u0130stanbul Yerbilimleri Dergisi, 2012; 3(1-2), 313-337.<\/p>\n

-MTA, 2025. T\u00fcrkiye Diri Fay Haritas\u0131. https:\/\/yerbilimleri.mta.gov.tr\/anasayfa.aspx<\/p>\n

-Seyitog\u0306lu, G., 1997. The Simav Graben: An example of young E-W trending structures in the late cenosoic extensional system of western Turkey. Turkish Journal of Earth Science, 6, TU\u0308BI\u0307TAK, T\u00fcrkiye,135-141.<\/p>\n

-TDTH, 2025. T\u00fcrkiye Deprem Tehlike Haritas\u0131, https:\/\/www.afad.gov.tr\/turkiye-deprem-tehlike-haritasi<\/p>\n

-Toker, C. E., 2014. Geophysical analysis and modelling of the Simav basin, Western Anatolia. Bulletin of the Mineral Research and Exploration. 148, 119-135, Ankara.<\/p>\n

-Toker, C. E., Emin U. Ulugergerli, E. U. and K\u0131l\u0131\u00e7, A. R., 2018. The Nas\u0327a intrusion (Western Anatolia) and its tectonic implication: A joint analyses of gravity and earthquake catalog data, Bull. Min. Res. Exp. (2018) 156: 247-258.<\/p>\n

-USGS (2025) https:\/\/earthquake.usgs.gov\/earthquakes\/eventpage\/us6000qznb\/moment-tensor<\/p>\n

S\u00f6zl\u00fck
\n<\/strong>Sismoloji<\/strong>:\u00a0 Depremler ve depremlerden yay\u0131lan sismik dalgalar\u0131n k\u00f6kenleri, olu\u015fum mekanizmalar\u0131 ve yery\u00fcz\u00fc veyap\u0131lar \u00fczerindeki etkileri \u00fczerinde \u00e7al\u0131\u015fan bilim dal\u0131d\u0131r.<\/p>\n

Sismotektonik<\/strong>: Deprem olu\u015fumlar\u0131n\u0131n ve sismik olaylar\u0131n yer kabu\u011fundaki tektonik s\u00fcre\u00e7lerle ba\u011flant\u0131s\u0131n\u0131 inceleyen bilim dal\u0131d\u0131r. Sismik aktivitelerin yer kabu\u011fu levhalar\u0131n\u0131n hareketleriyle nas\u0131l ili\u015fkilendi\u011fini ara\u015ft\u0131r\u0131r.<\/p>\n","protected":false},"excerpt":{"rendered":"

Prof. Dr. Haluk Eyido\u011fan 10 A\u011fustos 2025 tarihinde, saat 19:53\u2019de Bat\u0131 Anadolu\u2019da merkezi S\u0131nd\u0131rg\u0131 il\u00e7esinin bat\u0131s\u0131nda konumlanan 6.1 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde kuvvetli bir deprem oldu. Deprem 200 km uzunlukta olan ve S\u0131nd\u0131rg\u0131\u2019dan Afyonkarahisar\u2019a kadar uzanan Simav Fay Ku\u015fa\u011f\u0131\u2019n\u0131n en bat\u0131 ucundaki S\u0131nd\u0131rg\u0131 Kolu \u00fczerinde olu\u015ftu (\u015eekil 1) Simav Fay Ku\u015fa\u011f\u0131, Bat\u0131 Anadolu\u2019nun en \u00f6nemli aktif faylar\u0131ndan biridir. […]<\/p>\n","protected":false},"author":1575,"featured_media":66076,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19],"tags":[10318,691,7285,10317],"class_list":["post-66069","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilim-gundemi","tag-balikesir-depremi","tag-deprem","tag-prof-dr-haluk-eyidogan","tag-sindirgi-depremi"],"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