Earthquake with magnitude of ML 1.9 on date 12-11-2021 and time 21:12:47 (UTC) in region 4 km W Cerreto di Spoleto (PG)

A magnitude ML 1.9 earthquake occured in region: 4 km W Cerreto di Spoleto (PG), on

  • 12-11-2021 21:12:47 (UTC)
  • 12-11-2021 22:12:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8260, 12.8740 at 8 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cerreto di Spoleto PG 4 1075 1075
Vallo di Nera PG 6 364 1439
Campello sul Clitunno PG 8 2442 3881
Sellano PG 8 1079 4960
Sant'Anatolia di Narco PG 11 564 5524
Trevi PG 12 8469 13993
Scheggino PG 13 461 14454
Poggiodomo PG 14 117 14571
Preci PG 15 724 15295
Spoleto PG 15 38218 53513
Castel Ritaldi PG 16 3278 56791
Cascia PG 17 3217 60008
Norcia PG 18 4957 64965
Montefalco PG 20 5679 70644

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km SE of Foligno (57155 inhabitants)
35 Km NE of Terni (111501 inhabitants)
50 Km SE of Perugia (166134 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
70 Km W of Teramo (54892 inhabitants)
78 Km NE of Viterbo (67173 inhabitants)
93 Km N of Guidonia Montecelio (88673 inhabitants)
96 Km N of Tivoli (56533 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 1.9 2021-11-12
21:12:47
42.826 12.8737 8 2022-03-30
13:04:19
Bollettino Sismico Italiano INGV 98088881
Reviewed
Rev100
ML 2.0 2021-11-12
21:12:46
42.828 12.8678 10 2021-11-12
21:21:07
Sala Sismica INGV-Roma 97422641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-12 21:12:47 ± 0.05
Latitude 42.8260 ± 0.0027
Longitude 12.8737 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 98088881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 299
Semi-minor axis of confidence ellipse (meter) 149
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 111
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 40
Number of associated phases, regardless of their use for origin computation 84
Number of defining phases 82
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.81029
Number of stations at which the event was observed 45
Number of stations from which data was used for origin computation 43
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 59
Type of magnitude ML
Reference to an origin 98088881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-08 11:43:03

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 48
Type of magnitude ML
Reference to an origin 97422641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-12 21:21:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.OT17.EHZ. 2021-11-12T21:13:28.09 3.0 negative manual Pg 5.17 0
IV.MPAG.EHZ. 2021-11-12T21:13:14.86 0.6 undecidable manual S 354 89.5437 50 0.82 35
IV.FRON.EHZ. 2021-11-12T21:13:11.43 0.6 undecidable manual S 351 77.6667 50 0.57 39
IV.SRES.HHZ. 2021-11-12T21:13:10.37 0.6 undecidable manual S 205 71.7726 50 1.08 32
IV.ARVD.HHZ. 2021-11-12T21:13:10.56 0.6 undecidable manual S 4 74.7696 50 0.48 41
IV.PESA.HHZ. 2021-11-12T21:13:09.02 3.0 positive manual P 0.78 0
IV.SSFR.HHZ. 2021-11-12T21:13:09.28 0.6 undecidable manual S 354 68.0763 50 0.98 34
IV.CING.HHZ. 2021-11-12T21:13:08.24 0.1 undecidable manual S 23 66.2781 50 0.42 85
IV.TERO.HHZ. 2021-11-12T21:13:07.06 0.6 undecidable manual S 110 63.6918 50 -0.05 46
IV.FIAM.HHZ. 2021-11-12T21:13:07.32 0.6 undecidable manual S 162 64.9905 50 -0.16 45
IV.EL6.EHZ. 2021-11-12T21:13:06.04 0.6 undecidable manual S 18 58.7967 50 0.22 45
IV.MURB.HHZ. 2021-11-12T21:13:05.79 0.6 undecidable manual S 330 56.0994 50 0.68 39
IV.FOSV.EHZ. 2021-11-12T21:13:04.60 0.6 undecidable manual S 350 52.8027 50 0.38 44
IV.SAP2.EHZ. 2021-11-12T21:13:04.96 0.6 undecidable manual S 55 52.2033 50 0.91 36
IV.MTL1.HNN. 2021-11-12T21:13:03.50 0.3 undecidable manual S 13 49.0176 50 0.29 67
IV.GAG1.HNE. 2021-11-12T21:13:03.71 0.3 undecidable manual S 19 48.3183 50 0.68 60
IV.COR1.EHZ. 2021-11-12T21:13:03.41 0.1 undecidable manual P 6 89.9433 50 0.73 72
IV.MPAG.EHZ. 2021-11-12T21:13:02.64 0.1 undecidable manual P 354 89.5437 50 0.03 88
IV.GUMA.HHZ. 2021-11-12T21:13:02.68 0.6 undecidable manual S 55 45.7209 50 0.34 45
IV.MDAR.HNN. 2021-11-12T21:13:02.27 0.3 undecidable manual S 28 46.1205 50 -0.17 69
IV.SNTG.HHZ. 2021-11-12T21:13:02.83 0.6 undecidable manual S 6 47.9187 50 -0.08 47
IV.SMA1.EHZ. 2021-11-12T21:13:01.86 0.6 undecidable manual S 120 43.4232 50 0.14 47
IV.PF6.EHN. 2021-11-12T21:13:01.36 0.6 undecidable manual S 37 43.3233 50 -0.32 45
IV.ATCC.EHZ. 2021-11-12T21:13:01.77 0.6 undecidable manual S 335 44.1225 50 -0.13 47
IV.FIU1.HNZ. 2021-11-12T21:13:00.41 0.6 undecidable manual S 7 40.5261 50 -0.53 43
IV.SRES.HHZ. 2021-11-12T21:13:00.10 0.1 undecidable manual P 205 71.7726 50 0.23 87
IV.FRON.EHZ. 2021-11-12T21:13:00.51 0.1 undecidable manual P 351 77.6667 50 -0.27 85
IV.CSP1.EHZ. 2021-11-12T21:13:00.49 0.6 undecidable manual S 42 39.9267 50 -0.28 46
IV.MMO1.EHZ. 2021-11-12T21:12:59.59 0.6 undecidable manual S 77 37.7289 50 -0.6 42
IV.MNTT.EHZ. 2021-11-12T21:12:59.34 0.1 undecidable manual P 66 64.1913 50 0.64 79
IV.ARVD.HHZ. 2021-11-12T21:12:59.97 0.1 undecidable manual P 4 74.7696 50 -0.36 84
IV.SEF1.HNN. 2021-11-12T21:12:59.39 0.3 undecidable manual S 10 36.1416 50 -0.37 68
IV.OFFI.HHZ. 2021-11-12T21:12:59.94 0.1 undecidable manual P 79 67.0773 50 0.78 74
IV.MGAB.HHZ. 2021-11-12T21:12:58.89 0.1 undecidable manual P 279 62.6928 50 0.43 85
IV.TERO.HHZ. 2021-11-12T21:12:58.33 0.1 undecidable manual P 110 63.6918 50 -0.29 87
IV.FIAM.HHZ. 2021-11-12T21:12:58.49 0.3 undecidable manual P 162 64.9905 50 -0.34 65
IV.CESX.HHZ. 2021-11-12T21:12:58.55 0.6 undecidable manual S 224 33.6441 104 -0.46 44
IV.SSFR.HHZ. 2021-11-12T21:12:58.96 0.1 undecidable manual P 354 68.0763 50 -0.34 86
IV.MML1.EHZ. 2021-11-12T21:12:58.36 0.6 undecidable manual S 14 32.8449 104 -0.41 45
IV.CING.HHZ. 2021-11-12T21:12:58.82 0.1 positive manual P 23 66.2781 50 -0.21 88
IV.FDMO.HHZ. 2021-11-12T21:12:57.17 0.1 undecidable manual S 37 29.0487 106 -0.33 92
IV.ASSB.HHZ. 2021-11-12T21:12:57.19 0.6 undecidable manual S 324 29.748 105 -0.51 44
IV.EL6.EHZ. 2021-11-12T21:12:57.63 0.1 positive manual P 18 58.7967 50 -0.24 89
IV.LNSS.HHZ. 2021-11-12T21:12:57.03 0.1 undecidable manual S 151 28.2495 106 -0.18 95
IV.MURB.HHZ. 2021-11-12T21:12:57.31 0.1 undecidable manual P 330 56.0994 50 -0.15 91
IV.MC2.EHZ. 2021-11-12T21:12:57.52 0.1 undecidable manual S 70 27.3504 107 0.61 85
IV.ARRO.EHZ. 2021-11-12T21:12:57.47 0.6 undecidable manual S 198 28.749 106 0.08 49
IV.SAP2.EHZ. 2021-11-12T21:12:57.06 0.1 undecidable manual P 55 52.2033 50 0.21 91
IV.GAG1.HNE. 2021-11-12T21:12:56.16 0.3 undecidable manual P 19 48.3183 50 -0.1 70
IV.FOSV.EHZ. 2021-11-12T21:12:56.51 0.1 positive manual P 350 52.8027 50 -0.44 86
IT.GNU.HGZ. 2021-11-12T21:12:56.14 0.3 undecidable manual S 264 24.8529 108 0.06 74
IV.MTL1.HNN. 2021-11-12T21:12:56.15 0.3 undecidable manual P 13 49.0176 50 -0.22 68
IV.MOMA.HHZ. 2021-11-12T21:12:56.47 0.1 undecidable manual S 264 24.8529 108 0.39 92
IV.PF6.EHN. 2021-11-12T21:12:55.05 0.1 undecidable manual P 37 43.3233 50 -0.44 88
IV.SNTG.HHZ. 2021-11-12T21:12:55.71 0.1 undecidable manual P 6 47.9187 50 -0.48 86
IV.MDAR.HNN. 2021-11-12T21:12:55.55 0.3 undecidable manual P 28 46.1205 50 -0.38 66
IT.FOPC.HGZ. 2021-11-12T21:12:55.17 0.1 undecidable manual S 319 21.1677 111 0.3 94
IT.MTCL.HGZ. 2021-11-12T21:12:55.00 0.1 undecidable manual S 29 21.2676 111 0.09 98
IV.SMA1.EHZ. 2021-11-12T21:12:55.43 0.1 undecidable manual P 120 43.4232 50 -0.07 95
IV.FEMA.HNZ. 2021-11-12T21:12:55.08 0.1 undecidable manual S 43 20.7681 111 0.31 94
IV.GUMA.HHZ. 2021-11-12T21:12:55.87 0.1 positive manual P 55 45.7209 50 0 96
IV.ATCC.EHZ. 2021-11-12T21:12:55.25 0.1 positive manual P 335 44.1225 50 -0.36 89
IV.CESI.HHZ. 2021-11-12T21:12:54.68 0.1 undecidable manual S 7 19.9689 112 0.17 97
IV.CSP1.EHZ. 2021-11-12T21:12:54.66 0.1 positive manual P 42 39.9267 50 -0.31 91
IV.FIU1.HNZ. 2021-11-12T21:12:54.78 0.3 undecidable manual P 7 40.5261 50 -0.27 69
IV.MMO1.EHZ. 2021-11-12T21:12:54.25 0.1 positive manual P 77 37.7289 50 -0.38 90
IV.NRCA.HNZ. 2021-11-12T21:12:54.40 0.1 undecidable manual S 87 19.5693 113 0.02 100
IV.CESX.HHZ. 2021-11-12T21:12:53.54 0.1 positive manual P 224 33.6441 104 -0.4 90
IV.SEF1.HNN. 2021-11-12T21:12:53.91 0.3 undecidable manual P 10 36.1416 50 -0.47 66
IV.GAVE.HNZ. 2021-11-12T21:12:53.28 0.1 undecidable manual S 174 14.9739 119 0.36 94
IV.MML1.EHZ. 2021-11-12T21:12:53.47 0.1 positive manual P 14 32.8449 104 -0.33 92
IV.LNSS.HHZ. 2021-11-12T21:12:52.72 0.1 undecidable manual P 151 28.2495 106 -0.19 95
IV.MC2.EHZ. 2021-11-12T21:12:52.70 0.1 positive manual P 70 27.3504 107 -0.03 98
IV.ASSB.HHZ. 2021-11-12T21:12:52.87 0.1 positive manual P 324 29.748 105 -0.32 92
IV.FDMO.HHZ. 2021-11-12T21:12:52.84 0.1 positive manual P 37 29.0487 106 -0.23 94
IV.MOMA.HHZ. 2021-11-12T21:12:52.21 0.1 undecidable manual P 264 24.8529 108 -0.04 99
IV.ARRO.EHZ. 2021-11-12T21:12:52.93 0.1 positive manual P 198 28.749 106 -0.07 97
IT.GNU.HGZ. 2021-11-12T21:12:52.33 0.3 undecidable manual P 264 24.8529 108 0.08 73
IV.FEMA.HNZ. 2021-11-12T21:12:51.64 0.1 positive manual P 43 20.7681 111 0.15 97
IV.CESI.HHZ. 2021-11-12T21:12:51.46 0.1 positive manual P 7 19.9689 112 0.12 98
IV.NRCA.HNZ. 2021-11-12T21:12:51.32 0.1 positive manual P 87 19.5693 113 0.05 99
IT.MTCL.HGZ. 2021-11-12T21:12:51.56 0.1 undecidable manual P 29 21.2676 111 -0.01 100
IT.FOPC.HGZ. 2021-11-12T21:12:51.66 0.1 undecidable manual P 319 21.1677 111 0.1 98
IV.GAVE.HNZ. 2021-11-12T21:12:50.71 0.1 positive manual P 174 14.9739 119 0.29 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.HNE. ML:2.4 0.0024631120000000004 0.2048 AML other m 2021-11-12T21:12:53.48
IV.GAVE.EHE. ML:2.4 0.0027324335 0.2048 AML other m 2021-11-12T21:12:53.50
IV.GAVE.HNN. ML:1.8 0.0006497476499999999 0.2304 AML other m 2021-11-12T21:12:53.38
IV.GAVE.EHN. ML:2.3 0.0020237865 0.2432 AML other m 2021-11-12T21:12:53.40
IV.NRCA.HHE. ML:2.0 0.0007465309 0.1408 AML other m 2021-11-12T21:12:54.63
IV.NRCA.HNE. ML:2.0 0.0007625956 0.1664 AML other m 2021-11-12T21:12:54.62
IV.NRCA.HNN. ML:2.0 0.00082576475 0.1408 AML other m 2021-11-12T21:12:54.77
IV.NRCA.HHN. ML:2.1 0.0009188973999999999 0.1408 AML other m 2021-11-12T21:12:54.77
IV.CESI.HHN. ML:2.2 0.0012156425 0.2816 AML other m 2021-11-12T21:12:54.85
IV.CESI.HHE. ML:2.0 0.0008644587 0.2432 AML other m 2021-11-12T21:12:55.02
IV.CESI.HNE. ML:2.0 0.0007728360999999999 0.256 AML other m 2021-11-12T21:12:55.03
IV.FEMA.HNE. ML:1.8 0.00049764185 0.1408 AML other m 2021-11-12T21:12:55.14
IV.MOMA.HHN. ML:1.5 0.00017558209999999998 0.3456 AML other m 2021-11-12T21:12:56.53
IV.MOMA.HNN. ML:1.4 0.00014635835 0.3456 AML other m 2021-11-12T21:12:56.55
IV.LNSS.HNN. ML:2.1 0.00069485135 0.4224 AML other m 2021-11-12T21:12:57.49
IV.LNSS.HHE. ML:2.1 0.0006930260999999999 0.1024 AML other m 2021-11-12T21:12:57.53
IV.LNSS.HNE. ML:2.1 0.0007071488500000001 0.1024 AML other m 2021-11-12T21:12:57.54
IV.ASSB.HHE. ML:1.6 0.00019532274999999998 0.2176 AML other m 2021-11-12T21:12:57.56
IV.ASSB.HHN. ML:1.6 0.00018164955 0.2688 AML other m 2021-11-12T21:12:57.59
IV.FDMO.HHN. ML:1.8 0.000314 0.34 AML other m 2021-11-12T21:12:57.65
IV.FDMO.HHE. ML:1.6 0.00021793075 0.2304 AML other m 2021-11-12T21:12:57.57
IV.MML1.HNN. ML:1.7 0.00023991774999999998 0.192 AML other m 2021-11-12T21:12:58.49
IV.MML1.EHN. ML:1.7 0.00024359529999999998 0.192 AML other m 2021-11-12T21:12:58.49
IV.CESX.HHE. ML:1.7 0.00019304024999999999 0.2176 AML other m 2021-11-12T21:12:58.71
IV.MML1.EHE. ML:2.0 0.000517 0.12 AML other m 2021-11-12T21:12:59.12
IV.MML1.HNE. ML:2.0 0.000504 0.12 AML other m 2021-11-12T21:12:59.12
IV.CESX.HHN. ML:1.7 0.00021142954999999998 0.4224 AML other m 2021-11-12T21:12:59.28
IV.MMO1.EHE. ML:2.0 0.00038279039999999996 0.3456 AML other m 2021-11-12T21:12:59.79
IV.MMO1.EHN. ML:2.3 0.0007617434 0.3328 AML other m 2021-11-12T21:12:59.95
IV.CSP1.EHE. ML:2.1 0.00048027945 0.3328 AML other m 2021-11-12T21:13:00.86
IV.CSP1.EHN. ML:2.2 0.0006127922 0.2176 AML other m 2021-11-12T21:13:00.73
IV.ATCC.HNE. ML:2.0 0.0003320562 1.0496 AML other m 2021-11-12T21:13:02.73
IV.ATCC.EHN. ML:1.8 0.00017966165000000002 1.0752 AML other m 2021-11-12T21:13:02.75
IV.ATCC.EHE. ML:2.0 0.0003013294 0.1792 AML other m 2021-11-12T21:13:02.71
IV.SMA1.EHE. ML:1.5 0.000098181575 0.4992 AML other m 2021-11-12T21:13:02.74
IV.SMA1.EHN. ML:1.7 0.00014526555000000002 0.3072 AML other m 2021-11-12T21:13:03.05
IV.GUMA.HNN. ML:2.2 0.0004334044 0.2944 AML other m 2021-11-12T21:13:02.96
IV.GUMA.HNE. ML:1.9 0.0002399338 0.2432 AML other m 2021-11-12T21:13:02.97
IV.GUMA.HHN. ML:2.2 0.0005164999999999999 1.78 AML other m 2021-11-12T21:13:02.97
IV.SNTG.HHE. ML:1.6 0.000118799335 0.1408 AML other m 2021-11-12T21:13:03.30
IV.SNTG.HHN. ML:1.8 0.000185 0.14 AML other m 2021-11-12T21:13:03.37
IV.SNTG.HNN. ML:1.8 0.00019304240000000001 0.1408 AML other m 2021-11-12T21:13:03.37
IV.SAP2.EHE. ML:1.7 0.00012919376 0.3584 AML other m 2021-11-12T21:13:05.31
IV.SAP2.EHN. ML:2.6 0.0009099109999999999 0.2688 AML other m 2021-11-12T21:13:05.16
IV.MURB.HHN. ML:1.9 0.00018568580000000002 0.2944 AML other m 2021-11-12T21:13:05.96
IV.MURB.HNE. ML:2.0 0.00021985054999999997 0.2944 AML other m 2021-11-12T21:13:06.28
IV.MURB.HHE. ML:2.0 0.0002312747 0.2944 AML other m 2021-11-12T21:13:06.28
IV.EL6.EHN. ML:2.2 0.0003285 0.14 AML other m 2021-11-12T21:13:06.72
IV.EL6.EHE. ML:2.2 0.0003705506 0.3584 AML other m 2021-11-12T21:13:06.66
IV.FIAM.HHE. ML:1.2 0.000027604330000000005 0.32 AML other m 2021-11-12T21:13:08.13
IV.FIAM.HHN. ML:1.3 0.00004025 0.34 AML other m 2021-11-12T21:13:08.37
IV.CING.HHE. ML:1.9 0.00013000000000000002 0.62 AML other m 2021-11-12T21:13:08.80
IV.CING.HHN. ML:1.7 0.00008864338499999999 0.1152 AML other m 2021-11-12T21:13:08.52
IV.SSFR.HHE. ML:1.8 0.00010750081 0.1536 AML other m 2021-11-12T21:13:09.57
IV.SSFR.HHN. ML:1.6 0.000073543075 0.1408 AML other m 2021-11-12T21:13:09.50
IV.SRES.HHE. ML:1.3 0.000032216339999999995 0.3072 AML other m 2021-11-12T21:13:10.85
IV.ARVD.HHN. ML:1.4 0.00003320855 0.1664 AML other m 2021-11-12T21:13:10.84
IV.ARVD.HHE. ML:1.6 0.000057363095000000006 0.2176 AML other m 2021-11-12T21:13:11.21
IV.FRON.EHN. ML:1.2 0.00002625799 0.3072 AML other m 2021-11-12T21:13:11.75
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download