Gunung Semeru 2 Kali Erupsi Hari Ini, Letusan Abu Hingga 1.000 Meter

gunung semeru 2 kali erupsi hari ini, letusan abu hingga 1.000 meter

Gunung Semeru (ilustrasi). Gunung erupsi tercatat dua kali erupsi pada hari ini, Ahad (5/5/2024).

REPUBLIKA.CO.ID, LUMAJANG — Gunung Semeru yang berada di perbatasan Kabupaten Lumajang dengan Malang Jawa Timur tercatat dua kali erupsi. Ketinggian letusan abu vulkanik hingga 1.000 meter atau satu kilometer dari puncak pada Ahad (5/5/2024).

“Terjadi erupsi Gunung Semeru pada hari Ahad, 5 Mei 2024, pukul 08.50 WIB dengan tinggi kolom letusan teramati sekitar 1.000 meter di atas puncak atau sekitar 4.676 meter di atas permukaan laut,” kata Petugas Pos Pengamatan Gunung Semeru Mukdas Sofian dalam keterangan tertulis yang diterima di Lumajang, Ahad.

Dia menjelaskan, erupsi pertama terjadi pada Ahad pukul 08.50 WIB, dan erupsi kedua terjadi pada pukul 20.22 WIB, namun kedua erupsi tidak berdampak signifikan yang dapat mengganggu aktivitas warga di lereng Gunung Semeru.

Menurutnya, kolom abu vulkanik teramati berwarna putih hingga kelabu dengan intensitas tebal ke arah utara dan timur laut. Saat laporan itu dibuat, erupsi masih berlangsung.

“Kemudian Gunung Semeru pada pukul 20.22 WIB kembali erupsi dengan tinggi kolom letusan teramati sekitar 700 meter di atas puncak atau sekitar 4.376 meter di atas permukaan laut. Kolom abu teramati berwarna kelabu dengan intensitas tebal ke arah barat laut. Erupsi terekam di seismograf dengan amplitudo maksimum 23 mm dan durasi 134 detik,” katanya.

Gunung Semeru masih berstatus Siaga atau Level III, sehingga pihak PVMBG memberikan rekomendasi agar masyarakat tidak melakukan aktivitas apapun di sektor tenggara di sepanjang Besuk Kobokan, sejauh 13 km dari puncak (pusat erupsi). Kemudian di luar jarak tersebut, masyarakat tidak melakukan aktivitas pada jarak 500 meter dari tepi sungai (sempadan sungai) di sepanjang Besuk Kobokan, karena berpotensi terlanda perluasan awan panas dan aliran lahar hingga jarak 17 km dari puncak.

Warga juga dilarang beraktivitas dalam radius lima Km dari kawah/puncak Gunung Api Semeru, karena rawan terhadap bahaya lontaran batu (pijar). Masyarakat juga diminta mewaspadai potensi awan panas, guguran lava, dan lahar di sepanjang aliran sungai/lembah yang berhulu di puncak Gunung Api Semeru, terutama sepanjang Besuk Kobokan, Besuk Bang, Besuk Kembar, dan Besuk Sat, serta potensi lahar pada sungai-sungai kecil yang merupakan anak sungai dari Besuk Kobokan.

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