A possible preseismic anomaly in the ground wave of a radio broadcasting (216 kHz) during July-August 1998 (Italy)

Biagi, P. F.; Castellana, L.; Maggipinto, T.; Piccolo, R.; Minafra, A.; Ermini, A.; Martellucci, S.; Bellecci, C.; Perna, G.; Capozzi, V.; Molchanov, O. A.; Hayakawa, M.

doi:10.5194/nhess-5-727-2005

Articles | Volume 5, issue 5

https://doi.org/10.5194/nhess-5-727-2005

© Author(s) 2005. This work is licensed under
the Creative Commons Attribution-NonCommercial-ShareAlike 2.5 License.

Special issue:

Seismic hazard evaluation, precursory phenomena and seismo...

https://doi.org/10.5194/nhess-5-727-2005

© Author(s) 2005. This work is licensed under
the Creative Commons Attribution-NonCommercial-ShareAlike 2.5 License.

Articles | Volume 5, issue 5

28 Sep 2005

| 28 Sep 2005

A possible preseismic anomaly in the ground wave of a radio broadcasting (216 kHz) during July-August 1998 (Italy)

P. F. Biagi, L. Castellana, T. Maggipinto, R. Piccolo, A. Minafra, A. Ermini, S. Martellucci, C. Bellecci, G. Perna, V. Capozzi, O. A. Molchanov, and M. Hayakawa

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EndNote: 145

Views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	4	7	1	12
Mar 2013	2	6	0	8
Apr 2013	1	8	0	9
May 2013	8	0	8
Jun 2013	4	7	0	11
Jul 2013	8	0	8
Aug 2013	9	4	0	13
Sep 2013	2	7	0	9
Oct 2013	3	7	0	10
Nov 2013	9	0	9
Dec 2013	3	8	2	13
Jan 2014	4	10	1	15
Feb 2014	5	10	3	18
Mar 2014	12	10	2	24
Apr 2014	7	1	8
May 2014	4	10	0	14
Jun 2014	1	6	0	7
Jul 2014	5	8	0	13
Aug 2014	2	10	1	13
Sep 2014	3	8	1	12
Oct 2014	11	0	11
Nov 2014	7	14	0	21
Dec 2014	2	8	1	11
Jan 2015	1	4	0	5
Feb 2015	5	2	0	7
Mar 2015	5	3	0	8
Apr 2015	2	0	2
May 2015	2	1	0	3
Jun 2015	21	1	0	22
Jul 2015	13	2	0	15
Aug 2015	6	6	0	12
Sep 2015	1	4	0	5
Oct 2015	10	0	10
Nov 2015	11	2	0	13
Dec 2015	2	4	1	7
Jan 2016	10	4	1	15
Feb 2016	7	7	0	14
Mar 2016	7	1	0	8
Apr 2016	10	3	0	13
May 2016	4	1	0	5
Jun 2016	3	0	3
Jul 2016	3	1	4
Aug 2016	3	2	0	5
Sep 2016	4	1	0	5
Oct 2016	2	1	0	3
Nov 2016	6	3	0	9
Dec 2016	5	2	0	7
Jan 2017	3	0	3
Feb 2017	5	6	0	11
Mar 2017	6	1	0	7
Apr 2017	9	6	0	15
May 2017	11	4	0	15
Jun 2017	9	1	0	10
Jul 2017	8	3	0	11
Aug 2017	6	3	1	10
Sep 2017	4	9	0	13
Oct 2017	5	4	0	9
Nov 2017	6	6	1	13
Dec 2017	3	5	1	9
Jan 2018	6	6	1	13
Feb 2018	5	2	0	7
Mar 2018	4	3	1	8
Apr 2018	4	2	0	6
May 2018	3	3	0	6
Jun 2018	7	5	1	13
Jul 2018	7	3	2	12
Aug 2018	13	6	2	21
Sep 2018	12	7	1	20
Oct 2018	9	11	1	21
Nov 2018	7	5	0	12
Dec 2018	7	3	0	10
Jan 2019	4	1	0	5
Feb 2019	2	0	2
Mar 2019	3	4	0	7
Apr 2019	5	2	1	8
May 2019	5	3	0	8
Jun 2019	1	5	0	6
Jul 2019	1	5	0	6
Aug 2019	1	3	0	4
Sep 2019	1	5	0	6
Oct 2019	1	2	0	3
Nov 2019	3	7	0	10
Dec 2019	2	1	0	3
Jan 2020	3	3	2	8
Feb 2020	1	4	0	5
Mar 2020	1	4	0	5
Apr 2020	4	2	0	6
May 2020	3	2	0	5
Jun 2020	10	3	0	13
Jul 2020	16	15	8	39
Aug 2020	4	6	5	15
Sep 2020	7	3	0	10
Oct 2020	8	8	1	17
Nov 2020	5	7	2	14
Dec 2020	6	4	1	11
Jan 2021	15	1	0	16
Feb 2021	7	1	0	8
Mar 2021	7	0	7
Apr 2021	2	1	0	3
May 2021	3	3	0	6
Jun 2021	6	1	0	7
Jul 2021	6	5	0	11
Aug 2021	1	3	0	4
Sep 2021	11	5	0	16
Oct 2021	3	17	0	20
Nov 2021	5	11	0	16
Dec 2021	4	1	0	5
Jan 2022	7	6	0	13
Feb 2022	7	3	1	11
Mar 2022	4	3	0	7
Apr 2022	8	6	2	16
May 2022	5	2	1	8
Jun 2022	4	2	2	8
Jul 2022	0
Aug 2022	6	4	0	10
Sep 2022	2	0	2
Oct 2022	3	1	0	4
Nov 2022	6	2	0	8
Dec 2022	4	4	0	8
Jan 2023	3	4	0	7
Feb 2023	8	2	0	10
Mar 2023	6	2	1	9
Apr 2023	2	2	1	5
May 2023	6	4	3	13
Jun 2023	4	1	5
Jul 2023	6	2	0	8
Aug 2023	5	2	2	9
Sep 2023	2	3	0	5
Oct 2023	7	4	0	11
Nov 2023	5	1	0	6
Dec 2023	5	1	1	7
Jan 2024	4	1	1	6
Feb 2024	4	2	1	7
Mar 2024	3	5	0	8
Apr 2024	11	2	5	18
May 2024	5	5	1	11
Jun 2024	7	2	3	12
Jul 2024	11	5	4	20
Aug 2024	15	5	1	21
Sep 2024	9	7	1	17
Oct 2024	8	6	0	14
Nov 2024	7	4	0	11
Dec 2024	1	1	0	2
Jan 2025	7	4	0	11
Feb 2025	13	0	13
Mar 2025	10	3	1	14
Apr 2025	2	4	0	6
May 2025	9	3	1	13
Jun 2025	27	7	1	35
Jul 2025	13	7	0	20
Aug 2025	7	4	0	11
Sep 2025	23	7	3	33
Oct 2025	25	14	2	41
Nov 2025	17	7	1	25
Dec 2025	12	17	1	30
Jan 2026	24	8	4	36
Feb 2026	11	1	2	14

Cumulative views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	4	7	1	12
Mar 2013	2	6	0	8
Apr 2013	1	8	0	9
May 2013	8	0	8
Jun 2013	4	7	0	11
Jul 2013	8	0	8
Aug 2013	9	4	0	13
Sep 2013	2	7	0	9
Oct 2013	3	7	0	10
Nov 2013	9	0	9
Dec 2013	3	8	2	13
Jan 2014	4	10	1	15
Feb 2014	5	10	3	18
Mar 2014	12	10	2	24
Apr 2014	7	1	8
May 2014	4	10	0	14
Jun 2014	1	6	0	7
Jul 2014	5	8	0	13
Aug 2014	2	10	1	13
Sep 2014	3	8	1	12
Oct 2014	11	0	11
Nov 2014	7	14	0	21
Dec 2014	2	8	1	11
Jan 2015	1	4	0	5
Feb 2015	5	2	0	7
Mar 2015	5	3	0	8
Apr 2015	2	0	2
May 2015	2	1	0	3
Jun 2015	21	1	0	22
Jul 2015	13	2	0	15
Aug 2015	6	6	0	12
Sep 2015	1	4	0	5
Oct 2015	10	0	10
Nov 2015	11	2	0	13
Dec 2015	2	4	1	7
Jan 2016	10	4	1	15
Feb 2016	7	7	0	14
Mar 2016	7	1	0	8
Apr 2016	10	3	0	13
May 2016	4	1	0	5
Jun 2016	3	0	3
Jul 2016	3	1	4
Aug 2016	3	2	0	5
Sep 2016	4	1	0	5
Oct 2016	2	1	0	3
Nov 2016	6	3	0	9
Dec 2016	5	2	0	7
Jan 2017	3	0	3
Feb 2017	5	6	0	11
Mar 2017	6	1	0	7
Apr 2017	9	6	0	15
May 2017	11	4	0	15
Jun 2017	9	1	0	10
Jul 2017	8	3	0	11
Aug 2017	6	3	1	10
Sep 2017	4	9	0	13
Oct 2017	5	4	0	9
Nov 2017	6	6	1	13
Dec 2017	3	5	1	9
Jan 2018	6	6	1	13
Feb 2018	5	2	0	7
Mar 2018	4	3	1	8
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May 2018	3	3	0	6
Jun 2018	7	5	1	13
Jul 2018	7	3	2	12
Aug 2018	13	6	2	21
Sep 2018	12	7	1	20
Oct 2018	9	11	1	21
Nov 2018	7	5	0	12
Dec 2018	7	3	0	10
Jan 2019	4	1	0	5
Feb 2019	2	0	2
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Apr 2019	5	2	1	8
May 2019	5	3	0	8
Jun 2019	1	5	0	6
Jul 2019	1	5	0	6
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Sep 2019	1	5	0	6
Oct 2019	1	2	0	3
Nov 2019	3	7	0	10
Dec 2019	2	1	0	3
Jan 2020	3	3	2	8
Feb 2020	1	4	0	5
Mar 2020	1	4	0	5
Apr 2020	4	2	0	6
May 2020	3	2	0	5
Jun 2020	10	3	0	13
Jul 2020	16	15	8	39
Aug 2020	4	6	5	15
Sep 2020	7	3	0	10
Oct 2020	8	8	1	17
Nov 2020	5	7	2	14
Dec 2020	6	4	1	11
Jan 2021	15	1	0	16
Feb 2021	7	1	0	8
Mar 2021	7	0	7
Apr 2021	2	1	0	3
May 2021	3	3	0	6
Jun 2021	6	1	0	7
Jul 2021	6	5	0	11
Aug 2021	1	3	0	4
Sep 2021	11	5	0	16
Oct 2021	3	17	0	20
Nov 2021	5	11	0	16
Dec 2021	4	1	0	5
Jan 2022	7	6	0	13
Feb 2022	7	3	1	11
Mar 2022	4	3	0	7
Apr 2022	8	6	2	16
May 2022	5	2	1	8
Jun 2022	4	2	2	8
Jul 2022	0
Aug 2022	6	4	0	10
Sep 2022	2	0	2
Oct 2022	3	1	0	4
Nov 2022	6	2	0	8
Dec 2022	4	4	0	8
Jan 2023	3	4	0	7
Feb 2023	8	2	0	10
Mar 2023	6	2	1	9
Apr 2023	2	2	1	5
May 2023	6	4	3	13
Jun 2023	4	1	5
Jul 2023	6	2	0	8
Aug 2023	5	2	2	9
Sep 2023	2	3	0	5
Oct 2023	7	4	0	11
Nov 2023	5	1	0	6
Dec 2023	5	1	1	7
Jan 2024	4	1	1	6
Feb 2024	4	2	1	7
Mar 2024	3	5	0	8
Apr 2024	11	2	5	18
May 2024	5	5	1	11
Jun 2024	7	2	3	12
Jul 2024	11	5	4	20
Aug 2024	15	5	1	21
Sep 2024	9	7	1	17
Oct 2024	8	6	0	14
Nov 2024	7	4	0	11
Dec 2024	1	1	0	2
Jan 2025	7	4	0	11
Feb 2025	13	0	13
Mar 2025	10	3	1	14
Apr 2025	2	4	0	6
May 2025	9	3	1	13
Jun 2025	27	7	1	35
Jul 2025	13	7	0	20
Aug 2025	7	4	0	11
Sep 2025	23	7	3	33
Oct 2025	25	14	2	41
Nov 2025	17	7	1	25
Dec 2025	12	17	1	30
Jan 2026	24	8	4	36
Feb 2026	11	1	2	14

Latest update: 11 Feb 2026