D.V. Chebrov, G.N. Kopylova, V.A. Kasimova, E.O. Makarov
Integrated geophysical observations and information resources of the Kamchatka Branch of the Geophysical Survey of the Russian Academy of Sciences (Kamchatka Peninsula)..................................................................................................................... 7

A.S. Mukambayev, N.N. Mikhailova, V.I. Dubrovin
On Monitoring of mining explosions conducted on the territory of the former Semipalatinsk Test Site...............................................................................................27

Yu.F. Kopnichev, I.N. Sokolova
Ring-shaped seismicity structures in the region of Kamchatka: possible preparation for great earthquake.........................................................................................................42

A.Yu. Eltekov, O.A. Gerasimchuk, P.M. Utkin, Yu.A. Vinogradov
Researches and measurements of high-sensitive seismometers at experimental base «Obninsk»..................................................................................................................52

A.S. Zvereva, A.I. Klianchin
Earthquake on January 24, 2024 near Krasnodar city, Mw=4.1, I₀=5..........................70

A.G. Epifansky, L.G. Dulentsova
Focus zone model and depth determination based on amplitudes of pP phases...........82