Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 19-11-2021 and time 08:21:48 (Italy) in region 9 km NW Cittareale (RI)

A magnitude ML 2.4 earthquake occured in region: 9 km NW Cittareale (RI), on

  • 19-11-2021 07:21:48 (UTC)
  • 19-11-2021 08:21:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6870, 13.1110 at 10 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cittareale RI 9 482 482
Cascia PG 9 3217 3699
Accumoli RI 11 667 4366
Norcia PG 12 4957 9323
Monteleone di Spoleto PG 14 599 9922
Poggiodomo PG 15 117 10039
Amatrice RI 16 2657 12696
Arquata del Tronto AP 18 1178 13874
Posta RI 18 694 14568
Leonessa RI 18 2435 17003
Borbona RI 19 617 17620

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Terni (111501 inhabitants)
44 Km NW of L'Aquila (69753 inhabitants)
45 Km SE of Foligno (57155 inhabitants)
49 Km W of Teramo (54892 inhabitants)
75 Km SE of Perugia (166134 inhabitants)
83 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
88 Km E of Viterbo (67173 inhabitants)
94 Km W of Pescara (121014 inhabitants)
94 Km W of Chieti (51815 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 2.4 2021-11-19
07:21:48		 42.6872 13.1108 10 2022-03-30
13:04:21		 Bollettino Sismico Italiano INGV 98467181
Reviewed
Rev100 		ML 2.4 2021-11-19
07:21:48		 42.6783 13.1098 11 2021-11-19
07:30:39		 Sala Sismica INGV-Roma 97582261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-19 07:21:48 ± 0.06
Latitude 42.6872 ± 0.0036
Longitude 13.1108 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 98467181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 344
Semi-minor axis of confidence ellipse (meter) 281
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 60
Number of defining phases 58
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.05401
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 32
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 76
Type of magnitude ML
Reference to an origin 97582261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-19 07:30:39

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 78
Type of magnitude ML
Reference to an origin 98467181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-20 08:32:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VITU.HHZ. 2021-11-19T07:22:49.16 3.0 undecidable manual Sg 4.68 0
IV.FIR.HHZ. 2021-11-19T07:22:41.38 3.0 undecidable manual Sn 0.52 0
IV.SSFR.HHZ. 2021-11-19T07:22:14.60 0.6 undecidable manual S 342 87.246 50 0.4 41
IV.T0110.HHZ. 2021-11-19T07:22:11.06 0.6 undecidable manual S 133 74.4699 50 0.28 43
IV.EL6.EHZ. 2021-11-19T07:22:10.63 0.6 undecidable manual S 359 71.2731 50 0.7 38
IV.CAFI.HHZ. 2021-11-19T07:22:08.75 0.3 undecidable manual P 308 116.994 50 0.96 46
IV.OFFI.HHZ. 2021-11-19T07:22:07.92 0.6 undecidable manual S 59 54.3012 50 2.53 10
IV.ASSB.HHZ. 2021-11-19T07:22:05.40 0.3 undecidable manual S 317 53.9016 50 0.1 69
IV.MML1.EHZ. 2021-11-19T07:22:04.30 0.3 undecidable manual S 347 48.618 50 0.41 66
IV.SAP2.EHZ. 2021-11-19T07:22:04.71 0.6 undecidable manual S 27 51.1155 50 0.16 46
IV.GUMA.HHZ. 2021-11-19T07:22:03.36 0.6 undecidable manual S 24 45.5211 50 0.31 45
IV.MGAB.HHZ. 2021-11-19T07:22:03.22 0.6 undecidable manual P 287 85.0482 50 0.36 41
IV.SSFR.HHZ. 2021-11-19T07:22:03.47 0.3 undecidable manual P 342 87.246 50 0.27 63
IV.MOMA.HHZ. 2021-11-19T07:22:03.40 0.3 undecidable manual S 287 45.9207 50 0.24 68
IV.CSP1.EHZ. 2021-11-19T07:22:03.20 0.1 undecidable manual S 10 45.5211 50 0.13 93
IV.MF5.EHZ. 2021-11-19T07:22:02.90 0.6 undecidable manual S 40 43.8228 50 0.3 45
IV.TERO.HHZ. 2021-11-19T07:22:01.30 0.6 undecidable manual S 100 40.8258 50 -0.51 43
IV.CESI.HHZ. 2021-11-19T07:22:01.10 0.3 undecidable manual S 335 39.0276 50 -0.23 69
IV.EL6.EHZ. 2021-11-19T07:22:00.55 0.3 undecidable manual P 359 71.2731 50 -0.18 66
IV.T0110.HHZ. 2021-11-19T07:22:00.98 0.3 undecidable manual P 133 74.4699 50 -0.25 65
IV.VCEL.EHZ. 2021-11-19T07:22:00.18 0.6 undecidable manual P 118 67.8765 50 -0.04 46
IV.FDMO.HHZ. 2021-11-19T07:22:00.90 0.3 undecidable manual S 357 38.8278 50 -0.37 67
IV.MNTT.EHZ. 2021-11-19T07:21:59.56 0.3 undecidable manual P 43 57.2982 50 0.98 52
IV.FAGN.HHZ. 2021-11-19T07:21:59.45 0.6 undecidable manual P 140 60.6948 50 0.34 43
IV.SNTG.HHZ. 2021-11-19T07:21:59.61 0.3 undecidable manual P 348 64.491 50 -0.08 68
IT.MTCL.HGZ. 2021-11-19T07:21:59.86 0.6 undecidable manual S 345 35.2425 50 -0.45 44
IV.MMO1.EHZ. 2021-11-19T07:21:58.50 0.3 undecidable manual S 37 29.3484 50 -0.25 70
IV.OFFI.HHZ. 2021-11-19T07:21:58.85 0.1 undecidable manual P 59 54.3012 50 0.74 77
IV.SAP2.EHZ. 2021-11-19T07:21:58.04 0.3 undecidable manual P 27 51.1155 50 0.41 65
IV.ARRO.EHZ. 2021-11-19T07:21:58.80 0.3 undecidable manual S 247 30.6471 50 -0.28 70
IV.FEMA.HNE. 2021-11-19T07:21:58.97 0.6 undecidable manual S 351 30.9468 50 -0.19 47
IV.CAMP.HHZ. 2021-11-19T07:21:58.40 0.3 undecidable manual S 124 29.5482 50 -0.4 68
IV.MC2.EHZ. 2021-11-19T07:21:57.50 0.6 undecidable manual S 14 25.6521 111 -0.21 48
IV.ASSB.HHZ. 2021-11-19T07:21:57.96 0.3 negative manual P 317 53.9016 50 -0.1 69
IV.CSP1.EHZ. 2021-11-19T07:21:56.54 0.1 negative manual P 10 45.5211 50 -0.23 91
IV.SMA1.EHZ. 2021-11-19T07:21:56.00 0.3 undecidable manual S 109 19.3695 117 0.3 71
IV.MF5.EHZ. 2021-11-19T07:21:56.83 0.6 undecidable manual P 40 43.8228 50 0.33 45
IV.MTRA.EHZ. 2021-11-19T07:21:56.90 0.3 undecidable manual S 72 24.5532 112 -0.44 68
IV.MML1.EHZ. 2021-11-19T07:21:56.93 0.6 undecidable manual P 347 48.618 50 -0.32 45
IV.MOMA.HHZ. 2021-11-19T07:21:56.63 0.1 positive manual P 287 45.9207 50 -0.2 92
IV.RM33.HNZ. 2021-11-19T07:21:56.30 0.3 undecidable manual S 157 21.4674 115 -0.07 74
IV.GUMA.HHZ. 2021-11-19T07:21:56.99 0.3 undecidable manual P 24 45.5211 50 0.23 69
IV.FDMO.HHZ. 2021-11-19T07:21:55.42 0.1 undecidable manual P 357 38.8278 50 -0.31 91
IV.GAVE.HNZ. 2021-11-19T07:21:55.10 0.3 undecidable manual S 272 17.6712 119 -0.08 74
IV.TERO.HHZ. 2021-11-19T07:21:55.63 0.3 undecidable manual P 100 40.8258 50 -0.42 66
IV.CESI.HHZ. 2021-11-19T07:21:55.55 0.1 negative manual P 335 39.0276 50 -0.22 93
IV.FEMA.HNE. 2021-11-19T07:21:54.18 0.3 undecidable manual P 351 30.9468 50 -0.34 69
IT.MTCL.HGZ. 2021-11-19T07:21:54.86 0.3 undecidable manual P 345 35.2425 50 -0.32 69
IV.MMO1.EHZ. 2021-11-19T07:21:54.15 0.1 undecidable manual P 37 29.3484 50 -0.13 96
IV.NRCA.HNZ. 2021-11-19T07:21:54.50 0.3 undecidable manual S 1 16.2726 121 -0.26 72
IV.CAMP.HHZ. 2021-11-19T07:21:54.07 0.1 undecidable manual P 124 29.5482 50 -0.24 94
IV.ARRO.EHZ. 2021-11-19T07:21:54.20 0.1 undecidable manual P 247 30.6471 50 -0.27 93
IV.MC2.EHZ. 2021-11-19T07:21:53.58 0.1 negative manual P 14 25.6521 111 -0.1 97
IV.MTRA.EHZ. 2021-11-19T07:21:53.25 0.1 undecidable manual P 72 24.5532 112 -0.21 95
IV.LNSS.HHZ. 2021-11-19T07:21:53.60 0.6 undecidable manual S 212 10.9779 132 0.32 48
IV.NRCA.HNZ. 2021-11-19T07:21:52.03 0.1 negative manual P 1 16.2726 121 0.06 100
IV.SMA1.EHZ. 2021-11-19T07:21:52.74 0.1 positive manual P 109 19.3695 117 0.22 96
IV.RM33.HNZ. 2021-11-19T07:21:52.90 0.1 undecidable manual P 157 21.4674 115 0 100
IV.GAVE.HNZ. 2021-11-19T07:21:52.29 0.1 undecidable manual P 272 17.6712 119 0.07 99
IV.LNSS.HHZ. 2021-11-19T07:21:51.45 0.1 undecidable manual P 212 10.9779 132 0.33 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HNE. ML:2.6 0.005365 0.36 AML other m 2021-11-19T07:21:53.79
IV.LNSS.HHE. ML:2.6 0.00533 0.38 AML other m 2021-11-19T07:21:53.79
IV.LNSS.HHN. ML:2.7 0.006125 0.26 AML other m 2021-11-19T07:21:53.81
IV.LNSS.HNN. ML:2.7 0.005595000000000001 0.2 AML other m 2021-11-19T07:21:53.84
IV.NRCA.HNE. ML:3.2 0.016149999999999998 0.1 AML other m 2021-11-19T07:21:55.11
IV.NRCA.HHE. ML:3.3 0.0171 0.08 AML other m 2021-11-19T07:21:55.12
IV.NRCA.HHN. ML:3.0 0.009890000000000001 0.1 AML other m 2021-11-19T07:21:55.59
IV.NRCA.HNN. ML:3.0 0.008955 0.1 AML other m 2021-11-19T07:21:55.59
IV.GAVE.HNE. ML:2.8 0.004955 0.16 AML other m 2021-11-19T07:21:55.61
IV.GAVE.EHE. ML:2.8 0.004945000000000001 0.48 AML other m 2021-11-19T07:21:55.62
IV.GAVE.HNN. ML:2.2 0.00126 0.92 AML other m 2021-11-19T07:21:55.89
IV.GAVE.EHN. ML:2.7 0.004030000000000001 0.94 AML other m 2021-11-19T07:21:55.43
IV.SMA1.EHE. ML:2.7 0.00415 0.34 AML other m 2021-11-19T07:21:56.46
IV.SMA1.EHN. ML:2.6 0.00314 0.34 AML other m 2021-11-19T07:21:56.56
IV.RM33.EHN. ML:2.3 0.001345 0.14 AML other m 2021-11-19T07:21:56.88
IV.RM33.HNN. ML:2.3 0.001345 0.14 AML other m 2021-11-19T07:21:56.88
IV.MTRA.HNN. ML:2.2 0.00107 0.14 AML other m 2021-11-19T07:21:57.91
IV.MTRA.EHN. ML:2.2 0.00109 0.16 AML other m 2021-11-19T07:21:57.91
IV.MTRA.HNE. ML:2.3 0.001165 1.76 AML other m 2021-11-19T07:21:58.97
IV.MTRA.EHE. ML:2.3 0.0011665 1.74 AML other m 2021-11-19T07:21:58.97
IV.MC2.EHN. ML:2.8 0.0039700000000000004 0.16 AML other m 2021-11-19T07:21:58.58
IV.MC2.EHE. ML:2.9 0.0050999999999999995 1.42 AML other m 2021-11-19T07:21:58.00
IV.MMO1.EHE. ML:2.6 0.00175 0.24 AML other m 2021-11-19T07:21:58.81
IV.CAMP.HHE. ML:1.9 0.000415 0.38 AML other m 2021-11-19T07:21:58.98
IV.MMO1.EHN. ML:2.5 0.0014900000000000002 0.2 AML other m 2021-11-19T07:21:59.21
IV.RM33.EHE. ML:2.1 0.0008939999999999999 0.22 AML other m 2021-11-19T07:21:59.56
IV.RM33.HNE. ML:2.1 0.0009035 0.24 AML other m 2021-11-19T07:21:59.56
IV.ARRO.EHE. ML:2.1 0.0005885 0.18 AML other m 2021-11-19T07:22:00.29
IV.ARRO.EHN. ML:2.0 0.0005204999999999999 0.14 AML other m 2021-11-19T07:22:00.74
IV.FDMO.HHN. ML:2.0 0.0003875 1 AML other m 2021-11-19T07:22:01.47
IV.TERO.HHE. ML:2.2 0.0005309999999999999 0.68 AML other m 2021-11-19T07:22:01.91
IV.CESI.HNN. ML:2.3 0.0006545000000000001 0.54 AML other m 2021-11-19T07:22:01.54
IV.CAMP.HHN. ML:1.8 0.000284 0.36 AML other m 2021-11-19T07:22:02.03
IV.CESI.HHN. ML:2.2 0.000628 0.3 AML other m 2021-11-19T07:22:02.54
IV.TERO.HHN. ML:2.2 0.0005660000000000001 0.44 AML other m 2021-11-19T07:22:02.69
IV.FDMO.HHE. ML:2.2 0.0005854999999999999 1.18 AML other m 2021-11-19T07:22:03.72
IV.CESI.HNE. ML:2.1 0.00043149999999999997 0.92 AML other m 2021-11-19T07:22:03.61
IV.CESI.HHE. ML:2.0 0.0003995 0.52 AML other m 2021-11-19T07:22:03.61
IV.MF5.EHN. ML:2.2 0.0005525 0.38 AML other m 2021-11-19T07:22:04.25
IV.GUMA.HNN. ML:2.7 0.00145 0.54 AML other m 2021-11-19T07:22:04.34
IV.GUMA.HHN. ML:2.7 0.00151 0.5 AML other m 2021-11-19T07:22:04.61
IV.GUMA.HNE. ML:2.7 0.001405 0.32 AML other m 2021-11-19T07:22:04.62
IV.GUMA.HHE. ML:2.7 0.00161 0.26 AML other m 2021-11-19T07:22:04.33
IV.CSP1.EHN. ML:2.7 0.0013599999999999999 0.4 AML other m 2021-11-19T07:22:04.59
IV.MOMA.HHN. ML:2.5 0.0009025 0.24 AML other m 2021-11-19T07:22:04.82
IV.MOMA.HNN. ML:2.5 0.0008620000000000001 0.24 AML other m 2021-11-19T07:22:04.83
IV.MOMA.HHE. ML:2.4 0.000773 1.76 AML other m 2021-11-19T07:22:04.95
IV.MOMA.HNE. ML:2.4 0.000752 1.78 AML other m 2021-11-19T07:22:04.96
IV.CSP1.EHE. ML:2.5 0.000922 1.3 AML other m 2021-11-19T07:22:05.79
IV.MF5.EHE. ML:2.2 0.00055 0.78 AML other m 2021-11-19T07:22:05.19
IV.MML1.EHE. ML:2.0 0.000296 0.78 AML other m 2021-11-19T07:22:05.58
IV.ASSB.HHN. ML:2.2 0.0004095 0.3 AML other m 2021-11-19T07:22:05.89
IV.MML1.HNE. ML:2.0 0.0003015 0.56 AML other m 2021-11-19T07:22:06.44
IV.ASSB.HHE. ML:2.2 0.000383 0.96 AML other m 2021-11-19T07:22:06.70
IV.SAP2.EHE. ML:2.3 0.000501 0.4 AML other m 2021-11-19T07:22:06.33
IV.MML1.EHN. ML:2.1 0.0003235 1.8 AML other m 2021-11-19T07:22:06.07
IV.MML1.HNN. ML:2.1 0.0003195 1.8 AML other m 2021-11-19T07:22:06.07
IV.SAP2.EHN. ML:3.1 0.002935 0.28 AML other m 2021-11-19T07:22:07.87
IV.MNTT.EHE. ML:2.8 0.00125 0.44 AML other m 2021-11-19T07:22:09.93
IV.OFFI.HHN. ML:2.6 0.000915 0.34 AML other m 2021-11-19T07:22:09.80
IV.OFFI.HHE. ML:2.7 0.0011600000000000002 0.42 AML other m 2021-11-19T07:22:10.41
IV.FAGN.HHE. ML:2.3 0.0004375 0.58 AML other m 2021-11-19T07:22:10.68
IV.MNTT.EHN. ML:2.7 0.0011 0.48 AML other m 2021-11-19T07:22:10.56
IV.SNTG.HHN. ML:1.8 0.0001295 1.74 AML other m 2021-11-19T07:22:10.93
IV.SNTG.HHE. ML:1.9 0.0001585 0.14 AML other m 2021-11-19T07:22:11.01
IV.FAGN.HHN. ML:2.2 0.000316 0.48 AML other m 2021-11-19T07:22:11.94
IV.VCEL.EHN. ML:2.4 0.0003845 0.52 AML other m 2021-11-19T07:22:11.48
IV.EL6.EHE. ML:2.2 0.00023449999999999998 1.4 AML other m 2021-11-19T07:22:12.09
IV.EL6.EHN. ML:2.3 0.00030649999999999997 0.26 AML other m 2021-11-19T07:22:14.01
IV.VCEL.EHE. ML:2.3 0.00034950000000000004 0.36 AML other m 2021-11-19T07:22:14.77
IV.T0110.HHN. ML:2.1 0.00019700000000000002 0.22 AML other m 2021-11-19T07:22:16.87
IV.T0110.HHE. ML:2.2 0.0002395 1.5 AML other m 2021-11-19T07:22:17.90
IV.SSFR.HHE. ML:2.2 0.00019350000000000001 0.2 AML other m 2021-11-19T07:22:18.15
IV.MGAB.HHN. ML:2.1 0.000143 0.24 AML other m 2021-11-19T07:22:18.18
IV.SSFR.HNE. ML:2.3 0.0002485 1.14 AML other m 2021-11-19T07:22:19.31
IV.SSFR.HNN. ML:2.4 0.0002755 0.64 AML other m 2021-11-19T07:22:19.64
IV.SSFR.HHN. ML:2.3 0.00022700000000000002 0.22 AML other m 2021-11-19T07:22:19.53
IV.MGAB.HHE. ML:2.1 0.0001565 0.44 AML other m 2021-11-19T07:22:20.03
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