Istituto Nazionale di Geofisica e Vulcanologia

Terremoto di magnitudo ML 1.9 del 20-10-2021 ore 22:29:41 (Italia) in zona: 3 km E Visso (MC)

Un terremoto di magnitudo ML 1.9 è avvenuto nella zona: 3 km E Visso (MC), il

  • 20-10-2021 20:29:41 (UTC)
  • 20-10-2021 22:29:41 (UTC +02:00) ora italiana

con coordinate geografiche (lat, lon) 42.9220, 13.1180 ad una profondità di 8 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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Visualizza la localizzazione con

Comuni entro 20 km dall'epicentro

Le distanze sono calcolate in base alle coordinate geografiche del Municipio (Istat).
Comune Prov Dist Pop Cum Pop
Visso MC 3 1107 1107
Ussita MC 3 444 1551
Castelsantangelo sul Nera MC 4 281 1832
Preci PG 8 724 2556
Bolognola MC 12 142 2698
Monte Cavallo MC 12 145 2843
Acquacanina MC 13 121 2964
Fiordimonte MC 13 202 3166
Fiastra MC 13 559 3725
Norcia PG 15 4957 8682
Pieve Torina MC 15 1458 10140
Sellano PG 16 1079 11219
Pievebovigliana MC 16 866 12085
Montemonaco AP 17 604 12689
Montefortino FM 18 1178 13867
Muccia MC 19 915 14782
Sarnano MC 20 3264 18046
Montegallo AP 20 523 18569
Cerreto di Spoleto PG 20 1075 19644

Città più vicine con almeno 50000 abitanti

Il terremoto è stato localizzato
34 Km a E di Foligno (57155 abitanti)
56 Km a NE di Terni (111501 abitanti)
56 Km a NW di Teramo (54892 abitanti)
63 Km a E di Perugia (166134 abitanti)
67 Km a NW di L'Aquila (69753 abitanti)
84 Km a SW di Ancona (100861 abitanti)
96 Km a W di Montesilvano (53738 abitanti)
100 Km a NE di Viterbo (67173 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 1.9 2021-10-20
20:29:41		 42.9222 13.1178 8 2022-03-30
13:04:26		 Bollettino Sismico Italiano INGV 99322551
Rivista
Rev100 		ML 1.9 2021-10-20
20:29:41		 42.9235 13.1102 9 2021-10-20
20:35:39		 Sala Sismica INGV-Roma 96809641
Localizzazione e magnitudo preferite finora.
Parametri della localizzazione preferita

Localizzazione

Campo Valore
Tempo (UTC) 2021-10-20 20:29:41 ± 0.04
Latitudine 42.9222 ± 0.0018
Longitudine 13.1178 ± 0.0037
Profondità (km) 8 ± 0 (from location)
Metodo di valutazione manual
Stato della valutazione reviewed
Versione 1000 -> BULLETIN-INGV
Tipo di evento earthquake
ID localizzazione 99322551

Incertezze

Campo Valore
Tipo di incertezza uncertainty ellipse
Semi-asse maggiore dell'ellisse di confidenza (metri) 233
Semi-asse minore dell'ellisse di confidenza (metri) 179
azimuth dell’asse maggiore dell’ellisse di confidenza (gradi) 54
Regione di confidenza sul piano orizzontale espressa mediante singolo valore di incertezza (metri) 230.0
Livello di confidenza dell'incertezza (%) 68

Qualità

Campo Valore
Maggiore gap azimutale nella distribuzione delle stazioni all'epicentro 36
Numero di fasi associato indipendentemente se utilizzate nella localizzazione (determinazione dell'Origin) 71
Numero di fasi 70
Scarto quadratico medio dei residui di tempo risultanti dal calcolo del tempo origine (Origin) della localizzazione (sec) 0.24
Distanza epicentrale della stazione piu' vicina (gradi) 0.00000
Distanza epicentrale della stazione piu’ lontana (gradi) 0.79140
Numero di stazioni in cui l’evento e’ stato osservato 40
Numero di stazioni usate nel calcolo dell'Origin 39
Parametri delle magnitudo

ML:1.9

Campo Valore
Valore 1.9
Incertezza 0.3
Num. stazioni usate 66
Tipo di magnitudo ML
Localizzazione di riferimento 96809641
Agenzia INGV
Autore Sala Sismica INGV-Roma
Tempo di creazione (UTC) 2021-10-20 20:35:39

ML:1.9

Campo Valore
Valore 1.9
Incertezza 0.3
Num. stazioni usate 66
Tipo di magnitudo ML
Localizzazione di riferimento 99322551
Agenzia INGV
Autore Bollettino Sismico Italiano INGV
Tempo di creazione (UTC) 2022-01-04 14:25:48
Tempi di arrivo
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SRES.HHZ. 2021-10-20T20:30:10.39 3.0 undecidable manual S 0.32 0
IV.ARVD.HHZ. 2021-10-20T20:30:02.32 0.6 undecidable manual S 347 65.49 50 0.67 38
IV.MURB.HHZ. 2021-10-20T20:30:01.46 0.3 undecidable manual S 308 61.1943 50 0.96 51
IV.MOMA.HHZ. 2021-10-20T20:29:57.17 0.3 undecidable manual S 254 46.4202 50 0.6 62
IV.CING.HHZ. 2021-10-20T20:29:57.67 0.3 undecidable manual S 7 50.7159 50 -0.03 70
IV.TERO.HHZ. 2021-10-20T20:29:57.87 0.3 undecidable manual S 130 51.7038 50 -0.1 69
IV.FOSV.EHZ. 2021-10-20T20:29:57.68 0.3 undecidable manual S 325 50.4162 50 0.04 70
IV.ATCC.EHZ. 2021-10-20T20:29:57.47 0.6 undecidable manual S 307 48.5181 50 0.35 44
IV.RM33.EHZ. 2021-10-20T20:29:56.97 0.3 undecidable manual S 170 46.5201 50 0.38 66
IV.ARRO.EHZ. 2021-10-20T20:29:56.92 0.3 undecidable manual S 217 47.619 50 0.03 71
IV.CAMP.HHE. 2021-10-20T20:29:56.88 0.3 undecidable manual S 151 49.0176 50 -0.37 66
IV.NARO.HHZ. 2021-10-20T20:29:56.59 0.3 undecidable manual P 331 87.8454 50 0.17 64
IV.EL6.EHZ. 2021-10-20T20:29:55.62 0.6 undecidable manual S 358 45.2214 50 -0.62 41
IV.VCEL.EHZ. 2021-10-20T20:29:55.84 0.3 undecidable manual P 135 83.0502 50 0.15 64
IV.PIEI.HHZ. 2021-10-20T20:29:55.91 0.6 undecidable manual P 326 82.7505 50 0.26 42
IV.ASSB.HHZ. 2021-10-20T20:29:54.54 0.6 undecidable manual S 290 39.627 50 -0.2 46
IV.SNTG.HHZ. 2021-10-20T20:29:54.47 0.6 undecidable manual S 339 39.627 50 -0.28 45
IV.LNSS.HHZ. 2021-10-20T20:29:53.42 0.6 undecidable manual S 190 35.9418 50 -0.36 45
IV.T1299.HNN. 2021-10-20T20:29:53.66 0.3 undecidable manual S 157 34.6431 50 0.24 69
IV.SMA1.EHZ. 2021-10-20T20:29:53.98 0.3 undecidable manual S 151 36.8298 50 -0.04 72
IV.ARVD.HHZ. 2021-10-20T20:29:53.42 0.6 undecidable manual P 347 65.49 50 0.45 42
IV.PP3.EHZ. 2021-10-20T20:29:53.40 0.3 undecidable manual P 38 64.2912 50 0.6 60
IV.MURB.HHZ. 2021-10-20T20:29:52.26 0.3 positive manual P 308 61.1943 50 -0.05 68
IV.SAP2.EHZ. 2021-10-20T20:29:52.43 0.3 undecidable manual S 50 29.9478 106 0.52 65
IV.GAVE.EHZ. 2021-10-20T20:29:52.40 0.6 undecidable manual S 216 31.3464 105 0.01 49
IV.MF5.EHZ. 2021-10-20T20:29:51.99 0.6 undecidable manual S 75 28.6491 106 0.49 44
IV.MTRA.EHE. 2021-10-20T20:29:51.40 0.3 undecidable manual S 129 29.1486 106 -0.26 69
IV.CESX.HHZ. 2021-10-20T20:29:51.33 0.6 undecidable manual P 231 55.5 50 -0.11 46
IV.CAMP.HHE. 2021-10-20T20:29:50.11 0.3 undecidable manual P 151 49.0176 50 -0.33 66
IV.GUMA.HHZ. 2021-10-20T20:29:50.02 0.6 undecidable manual S 48 23.5542 110 0.23 47
IV.ATCC.EHZ. 2021-10-20T20:29:50.12 0.3 undecidable manual P 307 48.5181 50 -0.24 67
IV.CING.HHZ. 2021-10-20T20:29:50.28 0.3 undecidable manual P 7 50.7159 50 -0.42 65
IV.TERO.HHZ. 2021-10-20T20:29:50.47 0.3 undecidable manual P 130 51.7038 50 -0.38 65
IV.FOSV.EHZ. 2021-10-20T20:29:50.37 0.3 undecidable manual P 325 50.4162 50 -0.29 66
IV.ARRO.EHZ. 2021-10-20T20:29:50.08 0.3 undecidable manual P 217 47.619 50 -0.15 69
IV.OFFI.HHZ. 2021-10-20T20:29:50.49 0.3 undecidable manual P 88 46.1205 50 0.49 64
IV.MOMA.HHZ. 2021-10-20T20:29:49.93 0.1 undecidable manual P 254 46.4202 50 -0.11 93
IV.EL6.EHZ. 2021-10-20T20:29:49.42 0.3 negative manual P 358 45.2214 50 -0.43 65
IV.RM33.EHZ. 2021-10-20T20:29:49.93 0.3 undecidable manual P 170 46.5201 50 -0.12 69
IV.MNTT.EHZ. 2021-10-20T20:29:49.70 0.1 positive manual P 68 41.7249 50 0.38 88
IV.MML1.EHZ. 2021-10-20T20:29:49.98 0.6 undecidable manual S 331 24.3534 109 -0.07 49
IV.PF6.EHN. 2021-10-20T20:29:49.62 0.3 undecidable manual S 15 24.753 109 -0.57 65
IV.ASSB.HHZ. 2021-10-20T20:29:48.63 0.1 positive manual P 290 39.627 50 -0.35 89
IV.SNTG.HHZ. 2021-10-20T20:29:48.96 0.3 undecidable manual P 339 39.627 50 -0.03 72
IV.MNTP.HNZ. 2021-10-20T20:29:48.75 0.1 undecidable manual P 50 37.1295 50 0.14 94
IV.CSP1.EHZ. 2021-10-20T20:29:48.33 0.6 undecidable manual S 21 20.0688 113 -0.36 46
IV.LNSS.HHZ. 2021-10-20T20:29:48.18 0.1 undecidable manual P 190 35.9418 50 -0.25 92
IV.T1299.HNN. 2021-10-20T20:29:48.24 0.3 undecidable manual P 157 34.6431 50 0.02 72
IV.CESI.HHZ. 2021-10-20T20:29:48.65 0.6 undecidable manual S 298 19.5693 113 0.13 48
IV.SMA1.EHZ. 2021-10-20T20:29:48.34 0.3 undecidable manual P 151 36.8298 50 -0.23 69
IV.SAP2.EHZ. 2021-10-20T20:29:47.41 0.1 undecidable manual P 50 29.9478 106 0.05 97
IV.GAVE.EHZ. 2021-10-20T20:29:47.58 0.1 positive manual P 216 31.3464 105 -0.05 96
IV.MMO1.EHN. 2021-10-20T20:29:47.63 0.1 undecidable manual S 98 17.1717 116 -0.12 97
IV.MF5.EHZ. 2021-10-20T20:29:47.20 0.1 positive manual P 75 28.6491 106 0.09 96
IV.MTRA.EHE. 2021-10-20T20:29:47.03 0.3 undecidable manual P 129 29.1486 106 -0.18 71
IT.MTCL.HGZ. 2021-10-20T20:29:46.20 0.6 undecidable manual S 310 12.4764 124 -0.14 49
IV.MML1.EHZ. 2021-10-20T20:29:46.10 0.1 positive manual P 331 24.3534 109 -0.18 95
IV.PF6.EHN. 2021-10-20T20:29:46.07 0.1 undecidable manual P 15 24.753 109 -0.28 93
IV.GUMA.HHZ. 2021-10-20T20:29:46.20 0.1 positive manual P 48 23.5542 110 0.07 97
IV.FDMO.HHZ. 2021-10-20T20:29:46.15 0.6 undecidable manual S 349 12.876 123 -0.32 47
IV.CESI.HHZ. 2021-10-20T20:29:45.51 0.1 positive manual P 298 19.5693 113 0.11 97
IV.FEMA.HNZ. 2021-10-20T20:29:45.06 0.6 undecidable manual S 309 7.0929 140 0.12 50
IV.NRCA.HNZ. 2021-10-20T20:29:45.82 0.6 undecidable manual S 182 9.879 131 0.21 48
IV.CSP1.EHZ. 2021-10-20T20:29:45.32 0.1 positive manual P 21 20.0688 113 -0.17 96
IV.NRCA.HNZ. 2021-10-20T20:29:44.03 0.1 positive manual P 182 9.879 131 0.31 95
IV.MMO1.EHN. 2021-10-20T20:29:44.96 0.1 positive manual P 98 17.1717 116 0.01 100
IV.MC2.EHZ. 2021-10-20T20:29:44.73 0.6 undecidable manual S 102 5.8941 145 0.04 50
IV.FDMO.HHZ. 2021-10-20T20:29:44.19 0.1 negative manual P 349 12.876 123 -0.03 100
IT.MTCL.HGZ. 2021-10-20T20:29:44.20 0.1 undecidable manual P 310 12.4764 124 0.06 99
IV.MC2.EHZ. 2021-10-20T20:29:43.37 0.1 negative manual P 102 5.8941 145 0.19 98
IV.FEMA.HNZ. 2021-10-20T20:29:43.59 0.1 positive manual P 309 7.0929 140 0.27 96
Ampiezza e Magnitudo per ciascuna stazione
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FEMA.HNN. ML:2.4 0.004445 0.26 AML other m 2021-10-20T20:29:45.57
IV.NRCA.HHE. ML:2.2 0.0025150000000000003 0.06 AML other m 2021-10-20T20:29:46.04
IV.NRCA.HNE. ML:2.2 0.00235 0.08 AML other m 2021-10-20T20:29:46.05
IV.FEMA.HNE. ML:2.5 0.005475000000000001 0.56 AML other m 2021-10-20T20:29:46.98
IV.FDMO.HHN. ML:1.8 0.0008020000000000001 0.12 AML other m 2021-10-20T20:29:47.77
IV.FDMO.HHE. ML:1.7 0.000632 0.18 AML other m 2021-10-20T20:29:48.18
IV.NRCA.HNN. ML:2.2 0.002025 0.14 AML other m 2021-10-20T20:29:48.40
IV.NRCA.HHN. ML:2.2 0.00226 0.16 AML other m 2021-10-20T20:29:48.32
IV.CESI.HHE. ML:2.0 0.0007995000000000001 1.52 AML other m 2021-10-20T20:29:48.12
IV.CESI.HHN. ML:2.3 0.001675 0.2 AML other m 2021-10-20T20:29:49.01
IV.CSP1.EHN. ML:2.5 0.002695 0.5 AML other m 2021-10-20T20:29:49.41
IV.CSP1.EHE. ML:2.4 0.001715 0.22 AML other m 2021-10-20T20:29:49.44
IV.GUMA.HHN. ML:2.4 0.0017850000000000001 0.56 AML other m 2021-10-20T20:29:50.21
IV.GUMA.HNN. ML:2.5 0.0018549999999999999 0.58 AML other m 2021-10-20T20:29:50.20
IV.MML1.HNN. ML:1.7 0.00029749999999999997 0.82 AML other m 2021-10-20T20:29:51.89
IV.MML1.EHE. ML:1.6 0.000247 0.36 AML other m 2021-10-20T20:29:52.24
IV.MML1.EHN. ML:1.6 0.000256 0.5 AML other m 2021-10-20T20:29:52.03
IV.GAVE.EHN. ML:2.4 0.001094 1.06 AML other m 2021-10-20T20:29:52.64
IV.GAVE.HNN. ML:1.9 0.0003475 1.04 AML other m 2021-10-20T20:29:53.54
IV.GUMA.HHE. ML:2.5 0.001975 0.48 AML other m 2021-10-20T20:29:53.13
IV.GUMA.HNE. ML:2.4 0.001655 0.48 AML other m 2021-10-20T20:29:53.38
IV.GAVE.HNE. ML:2.3 0.0009705 1.52 AML other m 2021-10-20T20:29:53.93
IV.MML1.HNE. ML:1.6 0.00027749999999999997 0.94 AML other m 2021-10-20T20:29:53.22
IV.GAVE.EHE. ML:2.3 0.0009044999999999999 1.18 AML other m 2021-10-20T20:29:54.00
IV.LNSS.HHN. ML:2.1 0.0005595 0.2 AML other m 2021-10-20T20:29:55.45
IV.SNTG.HHN. ML:1.6 0.000126 0.68 AML other m 2021-10-20T20:29:55.46
IV.SAP2.EHE. ML:1.9 0.000422 0.8 AML other m 2021-10-20T20:29:55.93
IV.SAP2.EHN. ML:2.6 0.00207 0.46 AML other m 2021-10-20T20:29:55.40
IV.MF5.EHN. ML:1.8 0.000313 1.44 AML other m 2021-10-20T20:29:55.98
IV.ASSB.HHE. ML:1.9 0.0002935 0.18 AML other m 2021-10-20T20:29:56.03
IV.MF5.EHE. ML:1.9 0.00042500000000000003 0.62 AML other m 2021-10-20T20:29:56.56
IV.ASSB.HHN. ML:2.0 0.00035099999999999997 0.3 AML other m 2021-10-20T20:29:56.77
IV.EL6.EHE. ML:1.9 0.000231 0.58 AML other m 2021-10-20T20:29:57.15
IV.LNSS.HHE. ML:1.9 0.0003165 0.66 AML other m 2021-10-20T20:29:57.81
IV.ATCC.EHE. ML:1.8 0.00018449999999999999 0.1 AML other m 2021-10-20T20:29:57.79
IV.FOSV.EHE. ML:1.7 0.0001225 1.52 AML other m 2021-10-20T20:29:57.88
IV.FOSV.EHN. ML:1.6 0.0001124 1.76 AML other m 2021-10-20T20:29:58.97
IV.ATCC.EHN. ML:1.9 0.000225 1.1 AML other m 2021-10-20T20:29:58.69
IV.EL6.EHN. ML:2.0 0.000311 0.48 AML other m 2021-10-20T20:29:58.30
IV.MNTT.EHE. ML:2.4 0.000796 0.92 AML other m 2021-10-20T20:29:58.44
IV.CING.HHN. ML:1.6 0.000111 0.12 AML other m 2021-10-20T20:29:58.53
IV.CING.HHE. ML:1.6 0.00010985 0.08 AML other m 2021-10-20T20:29:58.70
IV.SNTG.HHE. ML:1.4 0.0000941 0.8 AML other m 2021-10-20T20:29:58.82
IV.RM33.EHN. ML:1.7 0.000134 1.64 AML other m 2021-10-20T20:29:59.09
IV.MOMA.HHE. ML:2.0 0.00029000000000000006 0.82 AML other m 2021-10-20T20:29:59.09
IV.ARRO.EHN. ML:1.6 0.00010190000000000001 1 AML other m 2021-10-20T20:29:59.46
IV.MOMA.HHN. ML:1.8 0.000186 1.86 AML other m 2021-10-20T20:29:59.94
IV.ARRO.EHE. ML:1.7 0.0001395 1.22 AML other m 2021-10-20T20:29:59.95
IV.SMA1.EHN. ML:1.7 0.000183 0.46 AML other m 2021-10-20T20:30:00.50
IV.SMA1.EHE. ML:1.6 0.0001705 1.06 AML other m 2021-10-20T20:30:00.39
IV.RM33.EHE. ML:1.4 0.00008085 0.18 AML other m 2021-10-20T20:30:00.68
IV.CESX.HHN. ML:1.8 0.000149 0.74 AML other m 2021-10-20T20:30:01.55
IV.MNTT.EHN. ML:2.1 0.0003745 0.26 AML other m 2021-10-20T20:30:01.71
IV.MURB.HHE. ML:2.1 0.0002805 1.8 AML other m 2021-10-20T20:30:01.05
IV.OFFI.HHN. ML:1.8 0.000192 0.74 AML other m 2021-10-20T20:30:02.50
IV.CESX.HHE. ML:1.7 0.0001085 1.44 AML other m 2021-10-20T20:30:04.75
IV.MURB.HHN. ML:2.1 0.0002595 0.26 AML other m 2021-10-20T20:30:04.82
IV.ARVD.HHN. ML:1.3 0.00003695 0.48 AML other m 2021-10-20T20:30:05.55
IV.ARVD.HHE. ML:1.5 0.00005345 1.26 AML other m 2021-10-20T20:30:06.99
IV.VCEL.EHE. ML:1.8 0.0000828 1.66 AML other m 2021-10-20T20:30:10.95
IV.OFFI.HHE. ML:1.8 0.0001975 0.58 AML other m 2021-10-20T20:30:10.64
IV.PIEI.HHN. ML:1.3 0.000025149999999999998 1.52 AML other m 2021-10-20T20:30:13.01
IV.PIEI.HHE. ML:1.5 0.000043249999999999994 0.16 AML other m 2021-10-20T20:30:14.17
IV.SRES.HHN. ML:1.5 0.0000369 0.48 AML other m 2021-10-20T20:30:16.26
IV.SRES.HHE. ML:1.6 0.0000481 0.5 AML other m 2021-10-20T20:30:16.57
IV.VCEL.EHN. ML:1.9 0.00009375 1.2 AML other m 2021-10-20T20:30:18.28
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