Istituto Nazionale di Geofisica e Vulcanologia

Terremoto di magnitudo ML 2.3 del 18-05-2020 ore 01:44:32 (Italia) in zona: 3 km NW Bolsena (VT)

Un terremoto di magnitudo ML 2.3 è avvenuto nella zona: 3 km NW Bolsena (VT), il

  • 17-05-2020 23:44:32 (UTC)
  • 18-05-2020 01:44:32 (UTC +02:00) ora italiana

con coordinate geografiche (lat, lon) 42.6700, 11.9690 ad una profondità di 7 km.

Il terremoto è stato localizzato da: Bollettino Sismico Italiano INGV.

Ricerca terremoti: Qualsiasi nel raggio di 30 km

I valori delle coordinate ipocentrali e della magnitudo rappresentano la migliore stima con i dati a disposizione. Eventuali nuovi dati o analisi potrebbero far variare tali stime.

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Comuni entro 20 km dall'epicentro

Le distanze sono calcolate in base alle coordinate geografiche del Municipio (Istat).
Comune Prov Dist Pop Cum Pop
Bolsena VT 3 3991 3991
Castel Giorgio TR 4 2131 6122
San Lorenzo Nuovo VT 5 2091 8213
Grotte di Castro VT 8 2683 10896
Gradoli VT 10 1353 12249
Castel Viscardo TR 10 2938 15187
Porano TR 11 1966 17153
Bagnoregio VT 12 3650 20803
Acquapendente VT 12 5506 26309
Lubriano VT 12 909 27218
Latera VT 12 836 28054
Orvieto TR 13 20630 48684
Onano VT 13 995 49679
Capodimonte VT 14 1731 51410
Proceno VT 15 557 51967
Marta VT 15 3499 55466
Montefiascone VT 16 13432 68898
Allerona TR 16 1794 70692
Valentano VT 17 2868 73560
Celleno VT 18 1355 74915
Civitella d'Agliano VT 19 1640 76555
Castiglione in Teverina VT 20 2329 78884

Città più vicine con almeno 50000 abitanti

Il terremoto è stato localizzato
30 Km a NW di Viterbo (67173 abitanti)
57 Km a W di Terni (111501 abitanti)
60 Km a SW di Perugia (166134 abitanti)
66 Km a N di Civitavecchia (52991 abitanti)
68 Km a W di Foligno (57155 abitanti)
71 Km a E di Grosseto (82087 abitanti)
89 Km a SE di Siena (53903 abitanti)
89 Km a S di Arezzo (99543 abitanti)
96 Km a NW di Roma (2864731 abitanti)
97 Km a NW di Guidonia Montecelio (88673 abitanti)
Sismicità recente e storica
Pericolosità sismica
Mappe di scuotimento
Mappa del risentimento sismico
Cronologia delle localizzazioni calcolate
Tipo Magnitudo Tempo origine (UTC) Latitudine Longitudine Profondità (km) Ora pubblicazione (UTC) Autore ID Localizzazione
Bollettino
Rev1000 		ML 2.3 2020-05-17
23:44:32		 42.6703 11.9687 7 2020-11-19
12:37:00		 Bollettino Sismico Italiano INGV 82775181
Rivista
Rev100 		ML 2.3 2020-05-17
23:44:32		 42.6773 11.9637 10 2020-09-09
22:48:10		 Sala Sismica INGV-Roma 79248441
Localizzazione e magnitudo preferite finora.
Parametri della localizzazione preferita

Localizzazione

Campo Valore
Tempo (UTC) 2020-05-17 23:44:32 ± 0.09
Latitudine 42.6703 ± 0.0045
Longitudine 11.9687 ± 0.0061
Profondità (km) 7 ± 1 (from location)
Metodo di valutazione manual
Stato della valutazione reviewed
Versione 1000 -> BULLETIN-INGV
Tipo di evento earthquake
ID localizzazione 82775181

Incertezze

Campo Valore
Tipo di incertezza uncertainty ellipse
Semi-asse maggiore dell'ellisse di confidenza (metri) 457
Semi-asse minore dell'ellisse di confidenza (metri) 430
azimuth dell’asse maggiore dell’ellisse di confidenza (gradi) 198
Regione di confidenza sul piano orizzontale espressa mediante singolo valore di incertezza (metri) 460.0
Livello di confidenza dell'incertezza (%) 68

Qualità

Campo Valore
Maggiore gap azimutale nella distribuzione delle stazioni all'epicentro 67
Numero di fasi associato indipendentemente se utilizzate nella localizzazione (determinazione dell'Origin) 61
Numero di fasi 61
Scarto quadratico medio dei residui di tempo risultanti dal calcolo del tempo origine (Origin) della localizzazione (sec) 0.32
Distanza epicentrale della stazione piu' vicina (gradi) 0.13400
Distanza epicentrale della stazione piu’ lontana (gradi) 1.23657
Numero di stazioni in cui l’evento e’ stato osservato 47
Numero di stazioni usate nel calcolo dell'Origin 47
Parametri delle magnitudo

ML:2.3

Campo Valore
Valore 2.3
Incertezza 0.3
Num. stazioni usate 78
Tipo di magnitudo ML
Localizzazione di riferimento 82775181
Agenzia INGV
Autore Bollettino Sismico Italiano INGV
Tempo di creazione (UTC) 2020-09-09 22:47:46

ML:2.3

Campo Valore
Valore 2.3
Incertezza 0.3
Num. stazioni usate 72
Tipo di magnitudo ML
Localizzazione di riferimento 79248441
Agenzia INGV
Autore Sala Sismica INGV-Roma
Tempo di creazione (UTC) 2020-05-17 23:51:36
Tempi di arrivo
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SFI.HNN. 2020-05-17T23:44:55.89 0.3 undecidable manual P 356 137.2626 50 0.7 50
IV.MF5.EHZ. 2020-05-17T23:44:54.44 0.6 undecidable manual P 73 126.2736 50 0.94 31
IV.TOLF.HHZ. 2020-05-17T23:44:53.04 0.6 undecidable manual S 178 67.2771 50 -0.42 43
IV.PE3.EHZ. 2020-05-17T23:44:53.47 0.3 undecidable manual P 20 121.4895 50 0.71 52
IV.ARVD.HHZ. 2020-05-17T23:44:52.90 0.3 undecidable manual P 40 120.99 50 0.22 60
IV.EL6.EHZ. 2020-05-17T23:44:52.26 0.3 undecidable manual P 51 117.4935 50 0.13 62
IV.MMO1.EHZ. 2020-05-17T23:44:51.73 0.3 undecidable manual P 77 113.4975 50 0.21 61
IV.SMA1.EHZ. 2020-05-17T23:44:51.45 0.1 positive manual P 92 111.5994 50 0.22 81
IV.PARC.HHZ. 2020-05-17T23:44:51.07 0.3 undecidable manual P 11 110.7003 50 -0.02 64
IV.SSFR.HHZ. 2020-05-17T23:44:50.50 0.3 undecidable manual P 38 107.5146 50 -0.11 63
IV.APEC.HHZ. 2020-05-17T23:44:50.48 0.3 undecidable manual P 20 105.117 50 0.25 62
IV.TRIF.CHZ. 2020-05-17T23:44:50.31 0.1 positive manual P 300 99.7224 50 0.92 66
IV.PIEI.HHZ. 2020-05-17T23:44:50.50 0.1 negative manual P 25 106.4157 50 0.07 85
IV.CRE.HHZ. 2020-05-17T23:44:50.48 0.3 undecidable manual P 359 105.2169 50 0.23 62
IV.SSP9.EHZ. 2020-05-17T23:44:50.20 0.3 undecidable manual P 7 101.121 50 0.59 57
IV.CSNT.HHZ. 2020-05-17T23:44:50.05 0.3 undecidable manual P 329 104.6175 50 -0.11 63
IV.MOMA.HHZ. 2020-05-17T23:44:49.31 0.6 undecidable manual S 73 51.2154 50 0.16 46
IV.FDMO.HHZ. 2020-05-17T23:44:49.73 0.3 undecidable manual P 66 99.6225 50 0.34 61
IV.MTCE.HHZ. 2020-05-17T23:44:49.12 0.3 undecidable manual P 138 95.8263 50 0.32 62
IV.BADI.EHZ. 2020-05-17T23:44:48.60 0.3 undecidable manual P 13 95.7264 50 -0.19 64
IV.ATPI.EHZ. 2020-05-17T23:44:48.31 0.1 negative manual P 22 93.4398 50 -0.12 86
IV.CASP.HHZ. 2020-05-17T23:44:48.88 0.1 negative manual P 279 90.9423 50 0.84 70
IV.ARCI.HHZ. 2020-05-17T23:44:47.01 0.6 undecidable manual S 297 44.9217 50 -0.48 44
IV.RIBO.EHE. 2020-05-17T23:44:47.32 0.3 undecidable manual P 293 81.1521 50 0.78 55
IV.BARO.EHZ. 2020-05-17T23:44:47.76 0.6 undecidable manual S 172 47.3193 50 -0.37 45
IV.ATVO.HHZ. 2020-05-17T23:44:46.92 0.3 undecidable manual P 24 86.5467 50 -0.45 61
IV.ATMI.HHZ. 2020-05-17T23:44:45.70 0.3 undecidable manual P 18 77.5668 50 -0.28 65
IV.ATCC.EHZ. 2020-05-17T23:44:45.88 0.3 undecidable manual P 43 78.9654 50 -0.32 64
IV.MAON.HHZ. 2020-05-17T23:44:45.79 0.3 undecidable manual P 249 73.5708 50 0.42 63
IT.UMBT.HGZ. 2020-05-17T23:44:45.74 0.3 undecidable manual P 23 76.5678 50 -0.09 67
IV.MURB.HHZ. 2020-05-17T23:44:45.99 0.3 undecidable manual P 34 79.7646 50 -0.33 64
TV.SF01.EHZ. 2020-05-17T23:44:44.56 0.6 undecidable manual S 296 36.5412 100 -0.37 46
IV.ASSB.HHN. 2020-05-17T23:44:44.40 0.1 negative manual P 53 69.6747 50 -0.37 86
IV.SRES.HHZ. 2020-05-17T23:44:44.10 0.1 positive manual P 137 65.3901 50 0 93
IV.ARRO.EHZ. 2020-05-17T23:44:44.39 0.3 undecidable manual P 99 65.8896 50 0.21 67
IV.ATTE.HHN. 2020-05-17T23:44:43.62 0.3 undecidable manual P 28 66.378 50 -0.64 60
IV.TOLF.HHZ. 2020-05-17T23:44:43.78 0.1 negative manual P 178 67.2771 50 -0.62 80
TV.SF13.HHN. 2020-05-17T23:44:43.09 0.6 undecidable manual S 300 32.8449 101 -0.57 43
TV.SF04.EHZ. 2020-05-17T23:44:42.58 0.6 undecidable manual S 306 31.0467 102 -0.49 45
IT.GNU.HGE. 2020-05-17T23:44:42.08 0.6 undecidable manual P 73 51.2154 50 0.16 46
TV.SF11.HHZ. 2020-05-17T23:44:42.82 0.6 undecidable manual S 313 32.2455 102 -0.64 42
IV.MGAB.HHZ. 2020-05-17T23:44:42.73 0.6 undecidable manual S 23 29.3484 103 0.26 47
TV.SF14.HHN. 2020-05-17T23:44:42.68 0.6 undecidable manual S 288 30.3474 102 -0.14 48
IV.CESX.HHZ. 2020-05-17T23:44:41.60 0.1 undecidable manual P 98 50.9157 50 -0.28 91
TV.SF03.EHN. 2020-05-17T23:44:41.55 0.6 undecidable manual S 303 27.3504 104 -0.25 47
IV.MCIV.CHZ. 2020-05-17T23:44:41.42 0.6 undecidable manual S 297 26.6511 104 -0.15 49
IV.MOMA.HHZ. 2020-05-17T23:44:41.44 0.1 undecidable manual P 73 51.2154 50 -0.48 87
IV.ARCI.HHZ. 2020-05-17T23:44:40.72 0.1 positive manual P 297 44.9217 50 -0.24 92
IV.BARO.EHZ. 2020-05-17T23:44:40.87 0.1 positive manual P 172 47.3193 50 -0.46 88
TV.SF01.EHZ. 2020-05-17T23:44:39.37 0.1 undecidable manual P 296 36.5412 100 -0.12 96
IV.SACS.HHZ. 2020-05-17T23:44:39.91 0.3 undecidable manual S 346 20.3685 108 0.43 69
TV.SF14.HHN. 2020-05-17T23:44:38.17 0.1 positive manual P 288 30.3474 102 -0.09 98
TV.SF13.HHN. 2020-05-17T23:44:38.59 0.1 undecidable manual P 300 32.8449 101 -0.16 96
TV.SF04.EHZ. 2020-05-17T23:44:38.23 0.1 positive manual P 306 31.0467 102 -0.18 96
TV.SF11.HHZ. 2020-05-17T23:44:38.43 0.1 positive manual P 313 32.2455 102 -0.21 95
IV.LATE.HHZ. 2020-05-17T23:44:38.13 0.3 undecidable manual S 245 14.874 114 0.46 70
IV.MCIV.CHZ. 2020-05-17T23:44:37.54 0.1 positive manual P 297 26.6511 104 0 100
IV.MGAB.HHZ. 2020-05-17T23:44:37.77 0.1 positive manual P 23 29.3484 103 -0.28 94
TV.SF03.EHN. 2020-05-17T23:44:37.79 0.1 undecidable manual P 303 27.3504 104 0.11 98
IV.SACS.HHZ. 2020-05-17T23:44:36.51 0.1 positive manual P 346 20.3685 108 0.17 98
IV.LATE.HHZ. 2020-05-17T23:44:35.91 0.1 positive manual P 245 14.874 114 0.62 88
Ampiezza e Magnitudo per ciascuna stazione
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LATE.HHN. ML:2.6 0.0043201229999999995 0.192 AML other m 2020-05-17T23:44:41.70
IV.LATE.HHE. ML:2.5 0.0037506565 0.3584 AML other m 2020-05-17T23:44:39.71
IV.SACS.HHE. ML:2.8 0.0053691895 0.2048 AML other m 2020-05-17T23:44:40.89
IV.SACS.HNN. ML:2.6 0.003457421 0.2304 AML other m 2020-05-17T23:44:40.28
IV.SACS.HHN. ML:2.6 0.0035006325000000002 0.2304 AML other m 2020-05-17T23:44:40.17
IV.SACS.HNE. ML:2.8 0.0052755185000000005 0.2048 AML other m 2020-05-17T23:44:40.79
IV.MCIV.CHE. ML:2.0 0.0005658149 0.2688 AML other m 2020-05-17T23:44:42.60
IV.MCIV.CHN. ML:2.0 0.0005617132499999999 0.2432 AML other m 2020-05-17T23:44:46.63
IV.MGAB.HHN. ML:2.4 0.001461347 0.2944 AML other m 2020-05-17T23:44:43.24
IV.MGAB.HHE. ML:2.4 0.0014201760000000002 0.2816 AML other m 2020-05-17T23:44:45.84
IV.MGAB.HNE. ML:2.4 0.0014695510000000001 0.2816 AML other m 2020-05-17T23:44:45.84
IV.MGAB.HNN. ML:2.4 0.001211341 0.2688 AML other m 2020-05-17T23:44:43.26
TV.SF04.EHE. ML:2.4 0.0011691505499999998 0.2048 AML other m 2020-05-17T23:44:46.03
TV.SF04.EHN. ML:2.5 0.0014301395000000001 0.2176 AML other m 2020-05-17T23:44:44.29
TV.SF01.EHE. ML:2.4 0.00107498975 0.3456 AML other m 2020-05-17T23:44:48.73
TV.SF01.EHN. ML:2.4 0.00093096985 0.3584 AML other m 2020-05-17T23:44:46.71
IV.ARCI.HHN. ML:1.9 0.0002496876 0.32 AML other m 2020-05-17T23:44:50.92
IV.ARCI.HNN. ML:2.0 0.00029071655 0.3328 AML other m 2020-05-17T23:44:50.92
IV.ARCI.HHE. ML:1.9 0.00021902215 0.4352 AML other m 2020-05-17T23:44:49.73
IV.ARCI.HNE. ML:1.8 0.0001965495 0.3712 AML other m 2020-05-17T23:44:54.14
IV.BARO.HNE. ML:2.3 0.00055669875 0.3712 AML other m 2020-05-17T23:44:49.81
IV.BARO.HNN. ML:2.3 0.0005730746 0.2816 AML other m 2020-05-17T23:44:50.54
IV.BARO.EHN. ML:2.3 0.00057406775 0.2944 AML other m 2020-05-17T23:44:50.54
IV.BARO.EHE. ML:2.2 0.00052342745 0.384 AML other m 2020-05-17T23:44:49.81
IV.MOMA.HNN. ML:2.4 0.0006245889 0.192 AML other m 2020-05-17T23:44:50.85
IV.MOMA.HNE. ML:2.4 0.0007339424 0.3328 AML other m 2020-05-17T23:44:51.87
IV.MOMA.HHE. ML:2.4 0.0007424842 0.256 AML other m 2020-05-17T23:44:52.15
IV.MOMA.HHN. ML:2.4 0.0006703871500000001 0.192 AML other m 2020-05-17T23:44:50.85
IV.CESX.HHN. ML:2.0 0.00025309074999999996 0.3584 AML other m 2020-05-17T23:44:52.58
IV.CESX.HHE. ML:2.0 0.00026335235 0.3456 AML other m 2020-05-17T23:44:53.82
IV.TOLF.HHN. ML:2.1 0.0002253552 0.2432 AML other m 2020-05-17T23:44:58.54
IV.TOLF.HHE. ML:2.0 0.00018649860000000002 0.4352 AML other m 2020-05-17T23:44:56.47
IV.SRES.HHN. ML:1.8 0.000121044405 0.3968 AML other m 2020-05-17T23:44:56.84
IV.SRES.HHE. ML:1.9 0.00015360960000000001 0.3584 AML other m 2020-05-17T23:44:56.47
IV.ARRO.EHN. ML:2.1 0.00023728484999999998 0.2304 AML other m 2020-05-17T23:44:55.28
IV.ARRO.EHE. ML:2.0 0.0001687852 0.256 AML other m 2020-05-17T23:45:00.93
IV.ATMI.HHE. ML:2.7 0.00083141285 0.4352 AML other m 2020-05-17T23:45:00.20
IV.ATMI.HHN. ML:2.7 0.0008163051500000001 0.3456 AML other m 2020-05-17T23:45:00.40
IV.ATCC.EHN. ML:2.5 0.0004189557 0.3584 AML other m 2020-05-17T23:45:00.98
IV.ATCC.EHE. ML:2.6 0.00050343095 0.4992 AML other m 2020-05-17T23:45:03.57
IV.MURB.HNN. ML:3.1 0.001609828 0.2688 AML other m 2020-05-17T23:45:02.78
IV.MURB.HHN. ML:3.1 0.0017262775000000002 0.2688 AML other m 2020-05-17T23:45:02.78
IV.MURB.HHE. ML:3.0 0.001281904 0.256 AML other m 2020-05-17T23:45:01.24
IV.MURB.HNE. ML:3.0 0.0014650924999999998 0.256 AML other m 2020-05-17T23:45:01.11
IV.ATPI.HNN. ML:2.4 0.00028817474999999997 0.6144 AML other m 2020-05-17T23:45:03.12
IV.ATPI.EHN. ML:2.2 0.0001874337 0.4736 AML other m 2020-05-17T23:45:02.88
IV.ATPI.HNE. ML:2.3 0.00023275905 0.5504 AML other m 2020-05-17T23:45:04.74
IV.ATPI.EHE. ML:2.3 0.00022223694999999998 0.4992 AML other m 2020-05-17T23:45:03.59
IV.BADI.EHE. ML:2.1 0.00012854535 0.4736 AML other m 2020-05-17T23:45:05.43
IV.BADI.EHN. ML:2.1 0.0001315585 0.4736 AML other m 2020-05-17T23:45:14.39
IV.CASP.HHE. ML:1.8 0.000080180665 0.3584 AML other m 2020-05-17T23:45:02.22
IV.CASP.HHN. ML:1.9 0.00009474176 0.6656 AML other m 2020-05-17T23:45:02.65
IV.MTCE.HHN. ML:1.8 0.00006869279500000001 0.3584 AML other m 2020-05-17T23:45:06.62
IV.MTCE.HHE. ML:2.0 0.0001173574 0.5632 AML other m 2020-05-17T23:45:04.65
IV.FDMO.HHE. ML:2.2 0.00014456035 0.4608 AML other m 2020-05-17T23:45:05.54
IV.FDMO.HHN. ML:2.2 0.00015886365 0.4736 AML other m 2020-05-17T23:45:05.36
IV.SSP9.EHN. ML:2.3 0.0001783043 1.5872 AML other m 2020-05-17T23:45:18.23
IV.SSP9.EHE. ML:2.2 0.0001695097 0.8704 AML other m 2020-05-17T23:45:10.75
IV.CRE.HHN. ML:2.1 0.00011221055499999999 0.32 AML other m 2020-05-17T23:45:11.73
IV.CRE.HHE. ML:2.0 0.00008746973 0.3968 AML other m 2020-05-17T23:45:06.13
IV.APEC.HHE. ML:2.4 0.0002071719 0.4224 AML other m 2020-05-17T23:45:12.47
IV.APEC.HHN. ML:2.4 0.00022509760000000002 0.3328 AML other m 2020-05-17T23:45:07.19
IV.PIEI.HHE. ML:2.3 0.00017953595 0.3968 AML other m 2020-05-17T23:45:07.71
IV.PIEI.HHN. ML:2.2 0.0001436846 0.32 AML other m 2020-05-17T23:45:07.72
IV.SSFR.HNE. ML:2.4 0.00021649195 0.2816 AML other m 2020-05-17T23:45:07.39
IV.SSFR.HHN. ML:2.4 0.0002261354 0.2816 AML other m 2020-05-17T23:45:07.51
IV.SSFR.HHE. ML:2.4 0.00021750914999999998 0.2816 AML other m 2020-05-17T23:45:07.39
IV.SSFR.HNN. ML:2.5 0.0002805 0.3 AML other m 2020-05-17T23:45:07.36
IV.PARC.HHE. ML:2.1 0.00010037294499999999 0.7296 AML other m 2020-05-17T23:45:13.27
IV.PARC.HHN. ML:2.1 0.0001145118 0.5248 AML other m 2020-05-17T23:45:12.29
IV.SMA1.EHE. ML:2.4 0.00020873744999999998 0.3968 AML other m 2020-05-17T23:45:10.71
IV.SMA1.EHN. ML:2.4 0.0001915 1.52 AML other m 2020-05-17T23:45:08.00
IV.EL6.EHN. ML:2.4 0.0002050601 0.5376 AML other m 2020-05-17T23:45:16.68
IV.EL6.EHE. ML:2.5 0.000232219 0.3968 AML other m 2020-05-17T23:45:13.08
IV.ARVD.HHE. ML:1.9 0.00006212035999999999 0.576 AML other m 2020-05-17T23:45:14.87
IV.ARVD.HHN. ML:2.1 0.000086642895 0.4992 AML other m 2020-05-17T23:45:12.54
IV.PE3.EHN. ML:2.7 0.00038512945 0.4992 AML other m 2020-05-17T23:45:11.51
IV.PE3.EHE. ML:2.6 0.0002761493 0.3712 AML other m 2020-05-17T23:45:14.00
TDMT - Time Domain Moment Tensor
Meccanismi di sorgente sismica nell'area
Download
Tipo Descrizione Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Forme d'onda Segnali sismici in formato miniseed + resp Download