Results of subionospheric radio LF monitoring prior to the Tokachi (M=8, Hokkaido, 25 September 2003) earthquake

Shvets, A. V.; Hayakawa, M.; Maekawa, S.

doi:10.5194/nhess-4-647-2004

Articles | Volume 4, issue 5/6

https://doi.org/10.5194/nhess-4-647-2004

© Author(s) 2004. This work is licensed under
the Creative Commons Attribution-NonCommercial-ShareAlike 2.5 License.

Special issue:

Precursory phenomena, seismic hazard evaluation and seismo-tectonic...

https://doi.org/10.5194/nhess-4-647-2004

© Author(s) 2004. This work is licensed under
the Creative Commons Attribution-NonCommercial-ShareAlike 2.5 License.

Articles | Volume 4, issue 5/6

19 Oct 2004

| 19 Oct 2004

Results of subionospheric radio LF monitoring prior to the Tokachi (M=8, Hokkaido, 25 September 2003) earthquake

A. V. Shvets, M. Hayakawa, and S. Maekawa

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Dec 2025	20	11	7	38
Jan 2026	25	10	8	43
Feb 2026	23	9	1	33
Mar 2026	16	4	4	24

Latest update: 21 Mar 2026