Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 05-12-2019 and time 22:57:56 (UTC) in region 4 km W Amatrice (RI)

A magnitude ML 2.1 earthquake occured in region: 4 km W Amatrice (RI), on

  • 05-12-2019 22:57:56 (UTC)
  • 05-12-2019 23:57:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6130, 13.2400 at 12 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
Amatrice RI 4 2657 2657
Cittareale RI 7 482 3139
Accumoli RI 9 667 3806
Montereale AQ 10 2581 6387
Capitignano AQ 11 665 7052
Campotosto AQ 12 542 7594
Borbona RI 14 617 8211
Posta RI 15 694 8905
Cagnano Amiterno AQ 17 1369 10274
Barete AQ 18 737 11011
Arquata del Tronto AP 18 1178 12189

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of L'Aquila (69753 inhabitants)
38 Km W of Teramo (54892 inhabitants)
49 Km E of Terni (111501 inhabitants)
58 Km SE of Foligno (57155 inhabitants)
75 Km W of Montesilvano (53738 inhabitants)
80 Km NE of Guidonia Montecelio (88673 inhabitants)
81 Km NE of Tivoli (56533 inhabitants)
82 Km W of Chieti (51815 inhabitants)
82 Km W of Pescara (121014 inhabitants)
89 Km SE of Perugia (166134 inhabitants)
96 Km E of Viterbo (67173 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 2.1 2019-12-05
22:57:56		 42.6133 13.2402 12 2020-02-28
16:42:21		 Bollettino Sismico Italiano INGV 75947731
Reviewed
Rev100 		ML 2.1 2019-12-05
22:57:56		 42.6197 13.2418 12 2019-12-05
23:06:52		 Sala Sismica INGV-Roma 74357841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-05 22:57:56 ± 0.05
Latitude 42.6133 ± 0.0036
Longitude 13.2402 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75947731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 380
Semi-minor axis of confidence ellipse (meter) 106
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 208
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 39
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.69068
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 63
Type of magnitude ML
Reference to an origin 75947731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-28 13:40:56

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 55
Type of magnitude ML
Reference to an origin 74357841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-05 23:06:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LPEL.HHZ. 2019-12-05T22:58:26.42 3.0 undecidable manual S -1.68 0
IV.PTQR.HHZ. 2019-12-05T22:58:10.29 3.0 undecidable manual P 66.8775 2.43 0
IV.CERT.HHE. 2019-12-05T22:58:09.12 0.6 undecidable manual P 196 76.6677 91 -0.25 43
IV.MC2.EHZ. 2019-12-05T22:58:08.13 0.6 undecidable manual S 353 33.3444 93 0.65 42
IV.SRES.HHZ. 2019-12-05T22:58:08.88 0.6 undecidable manual P 235 72.9714 91 0.1 44
IV.MMO1.EHZ. 2019-12-05T22:58:07.09 0.3 undecidable manual S 13 32.5452 93 -0.17 70
IV.T0110.HHZ. 2019-12-05T22:58:07.04 0.3 undecidable manual P 134 61.1943 91 0.07 68
IV.TRTR.HHZ. 2019-12-05T22:58:07.72 0.6 undecidable manual P 68 58.9965 91 1.08 32
IV.MNTT.EHZ. 2019-12-05T22:58:07.17 0.3 undecidable manual P 30 57.5979 91 0.76 57
IV.MOMA.HHZ. 2019-12-05T22:58:06.46 0.3 undecidable manual P 291 58.5969 91 -0.11 68
IV.PF6.EHN. 2019-12-05T22:58:06.36 0.6 undecidable manual P 356 58.2972 91 -0.17 44
IV.TERO.HHZ. 2019-12-05T22:58:06.06 0.3 undecidable manual S 88 29.748 93 -0.46 67
IV.SAP2.EHE. 2019-12-05T22:58:06.63 1.0 undecidable manual P 14 55.2003 91 0.59 20
IV.VCEL.EHZ. 2019-12-05T22:58:06.16 0.3 positive manual P 116 54.8007 91 0.17 67
IV.GIGS.HHZ. 2019-12-05T22:58:06.95 0.3 undecidable manual S 123 32.4453 93 -0.31 69
IV.MML1.HNE. 2019-12-05T22:58:06.88 0.6 undecidable manual P 339 59.5959 91 0.15 45
IV.OFFI.HHZ. 2019-12-05T22:58:06.07 0.3 undecidable manual P 45 50.9157 91 0.68 59
IV.GAVE.EHZ. 2019-12-05T22:58:06.34 0.3 undecidable manual S 287 29.5482 93 -0.13 71
IV.NRCA.HHZ. 2019-12-05T22:58:05.35 0.3 undecidable manual S 337 26.4513 94 -0.31 68
IV.CSP1.EHZ. 2019-12-05T22:58:05.59 0.6 undecidable manual P 357 53.2023 91 -0.14 45
IV.CESI.HHZ. 2019-12-05T22:58:05.44 0.6 undecidable manual P 328 51.3153 91 -0.01 46
IV.CESX.HHZ. 2019-12-05T22:58:05.62 0.6 undecidable manual P 270 53.3022 91 -0.15 45
IV.FAGN.HHZ. 2019-12-05T22:58:05.44 0.6 undecidable manual P 144 47.7189 91 0.54 41
IV.MF5.EHZ. 2019-12-05T22:58:04.76 0.3 undecidable manual P 23 45.2214 92 0.24 68
IV.FEMA.HNE. 2019-12-05T22:58:04.08 0.6 undecidable manual P 338 41.7249 92 0.11 47
IV.FDMO.HHZ. 2019-12-05T22:58:04.94 0.3 undecidable manual P 345 48.5181 91 -0.09 69
IV.FIAM.HHZ. 2019-12-05T22:58:03.63 0.3 undecidable manual P 195 39.627 92 -0.02 72
IV.MTRA.HNZ. 2019-12-05T22:58:03.53 0.3 undecidable manual S 39 20.3685 97 -0.51 66
IV.ARRO.EHZ. 2019-12-05T22:58:03.46 0.3 undecidable manual P 265 38.9277 92 -0.09 71
IV.LNSS.HNZ. 2019-12-05T22:58:03.03 0.3 undecidable manual S 266 16.3725 103 0.05 74
IV.MC2.EHZ. 2019-12-05T22:58:02.64 0.3 undecidable manual P 353 33.3444 93 -0.04 72
IV.GIGS.HHZ. 2019-12-05T22:58:02.38 0.3 undecidable manual P 123 32.4453 93 -0.17 71
IV.MMO1.EHZ. 2019-12-05T22:58:02.44 0.3 positive manual P 13 32.5452 93 -0.12 71
IV.GAVE.EHZ. 2019-12-05T22:58:02.06 0.1 positive manual P 287 29.5482 93 -0.04 96
IV.CAMP.HHZ. 2019-12-05T22:58:02.79 0.3 undecidable manual S 122 16.2726 103 -0.16 73
IV.RM33.HNZ. 2019-12-05T22:58:01.92 0.3 undecidable manual S 190 11.7771 119 0.09 74
IV.SMA1.EHZ. 2019-12-05T22:58:01.05 0.3 undecidable manual S 76 7.9809 135 0.02 76
MN.AQU.HNN. 2019-12-05T22:58:01.63 0.6 undecidable manual P 155 31.746 93 -0.81 39
IV.NRCA.HHZ. 2019-12-05T22:58:01.47 0.1 positive manual P 337 26.4513 94 -0.16 94
IV.TERO.HHZ. 2019-12-05T22:58:01.87 0.3 undecidable manual P 88 29.748 93 -0.26 69
IV.T1299.HNN. 2019-12-05T22:58:00.23 0.3 undecidable manual S 56 4.0959 155 -0.22 72
IV.LNSS.HNZ. 2019-12-05T22:58:00.20 0.1 undecidable manual P 266 16.3725 103 0.12 97
IV.CAMP.HHZ. 2019-12-05T22:58:00.18 0.1 negative manual P 122 16.2726 103 0.11 97
IV.MTRA.HNZ. 2019-12-05T22:58:00.54 0.1 undecidable manual P 39 20.3685 97 -0.16 96
IV.RM33.HNZ. 2019-12-05T22:57:59.67 0.1 undecidable manual P 190 11.7771 119 0.25 95
IV.SMA1.EHZ. 2019-12-05T22:57:59.12 0.1 undecidable manual P 76 7.9809 135 0.16 98
IV.T1299.HNN. 2019-12-05T22:57:58.72 0.1 undecidable manual P 56 4.0959 155 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:3.2 0.018604904999999998 0.2432 AML other m 2019-12-05T22:58:01.31
IV.SMA1.EHN. ML:2.5 0.0036908634999999997 0.192 AML other m 2019-12-05T22:58:01.43
IV.RM33.HNN. ML:2.4 0.0026851115 0.1408 AML other m 2019-12-05T22:58:02.20
IV.RM33.EHN. ML:2.4 0.002680694 0.1536 AML other m 2019-12-05T22:58:02.20
IV.RM33.HNE. ML:2.5 0.0035424725000000002 0.1664 AML other m 2019-12-05T22:58:02.78
IV.RM33.EHE. ML:2.5 0.0033947194999999998 0.192 AML other m 2019-12-05T22:58:02.78
IV.CAMP.HHN. ML:1.8 0.00046924265 0.192 AML other m 2019-12-05T22:58:03.03
IV.LNSS.HNN. ML:2.0 0.00094351305 0.1408 AML other m 2019-12-05T22:58:04.07
IV.LNSS.HHN. ML:2.1 0.0010394259000000002 0.1408 AML other m 2019-12-05T22:58:04.07
IV.MTRA.HNE. ML:2.6 0.0027199355 0.256 AML other m 2019-12-05T22:58:04.47
IV.MTRA.EHE. ML:2.6 0.0027616705 0.2432 AML other m 2019-12-05T22:58:04.47
IV.MTRA.EHN. ML:2.4 0.0019292745 0.32 AML other m 2019-12-05T22:58:04.56
IV.MTRA.HNN. ML:2.4 0.001951109 0.32 AML other m 2019-12-05T22:58:04.56
IV.LNSS.HNE. ML:2.1 0.0009493365499999999 0.1024 AML other m 2019-12-05T22:58:04.68
IV.LNSS.HHE. ML:2.1 0.0010145644499999999 0.1024 AML other m 2019-12-05T22:58:04.68
IV.NRCA.HHN. ML:2.2 0.00090090045 0.1024 AML other m 2019-12-05T22:58:05.43
IV.NRCA.HHE. ML:2.5 0.001584117 0.1408 AML other m 2019-12-05T22:58:05.52
IV.NRCA.HNE. ML:2.4 0.0014267675 0.128 AML other m 2019-12-05T22:58:05.46
IV.NRCA.HNN. ML:2.2 0.0009255201 0.1664 AML other m 2019-12-05T22:58:05.56
IV.CAMP.HHE. ML:1.5 0.0002916872 0.4224 AML other m 2019-12-05T22:58:06.68
IV.GAVE.EHN. ML:2.4 0.0012123555000000002 0.1408 AML other m 2019-12-05T22:58:07.08
IV.GAVE.HNE. ML:2.5 0.0014303425 0.1664 AML other m 2019-12-05T22:58:07.03
IV.GAVE.EHE. ML:2.4 0.0013588564999999998 0.1792 AML other m 2019-12-05T22:58:07.03
IV.TERO.HHN. ML:2.2 0.0008093727000000001 0.0896 AML other m 2019-12-05T22:58:07.11
IV.TERO.HHE. ML:2.1 0.0006365448499999999 0.1408 AML other m 2019-12-05T22:58:07.10
IV.GAVE.HNN. ML:1.9 0.00035328325000000006 0.2176 AML other m 2019-12-05T22:58:07.07
IV.GIGS.HHN. ML:1.8 0.0002668171 0.1408 AML other m 2019-12-05T22:58:07.23
IV.GIGS.HHE. ML:1.5 0.000128014305 0.1024 AML other m 2019-12-05T22:58:07.32
IV.ARRO.EHN. ML:1.8 0.0002124446 0.128 AML other m 2019-12-05T22:58:09.49
IV.FIAM.HHN. ML:1.3 0.00006328253999999999 0.2432 AML other m 2019-12-05T22:58:09.71
IV.FIAM.HHE. ML:1.5 0.00012185700000000001 0.4224 AML other m 2019-12-05T22:58:09.84
IV.ARRO.EHE. ML:1.8 0.00023148445 0.1792 AML other m 2019-12-05T22:58:11.39
IV.MF5.EHN. ML:2.0 0.00032453545 0.2688 AML other m 2019-12-05T22:58:11.87
IV.MF5.EHE. ML:2.0 0.00029217375 0.192 AML other m 2019-12-05T22:58:12.72
IV.FDMO.HHN. ML:1.6 0.0001116129 0.1664 AML other m 2019-12-05T22:58:12.87
IV.FDMO.HHE. ML:1.6 0.00009883514000000001 0.1152 AML other m 2019-12-05T22:58:13.90
IV.FIAM.HNN. ML:1.7 0.0001537186 0.3968 AML other m 2019-12-05T22:58:14.65
IV.CESX.HHN. ML:2.1 0.00028976085000000004 0.1792 AML other m 2019-12-05T22:58:14.62
IV.MOMA.HNN. ML:2.1 0.0002825668 0.5632 AML other m 2019-12-05T22:58:14.91
IV.CESX.HHE. ML:2.0 0.00021822785 0.192 AML other m 2019-12-05T22:58:15.22
IV.OFFI.HHE. ML:2.3 0.0005597767499999999 0.2304 AML other m 2019-12-05T22:58:15.35
IV.MOMA.HHE. ML:2.2 0.00031941065 0.2048 AML other m 2019-12-05T22:58:15.38
IV.MOMA.HNE. ML:2.1 0.00028806264999999996 0.192 AML other m 2019-12-05T22:58:15.38
IV.FAGN.HHN. ML:2.1 0.0003459661 0.2944 AML other m 2019-12-05T22:58:15.58
IV.OFFI.HHN. ML:2.2 0.00039210505000000003 0.4608 AML other m 2019-12-05T22:58:15.94
IV.CESI.HNE. ML:1.7 0.00012013888 0.2176 AML other m 2019-12-05T22:58:15.87
IV.VCEL.EHN. ML:2.2 0.00034563975 0.1408 AML other m 2019-12-05T22:58:16.22
IV.FAGN.HHE. ML:2.1 0.00037861994999999996 0.4864 AML other m 2019-12-05T22:58:16.70
IV.CESI.HHN. ML:1.8 0.0001596793 0.2688 AML other m 2019-12-05T22:58:16.69
IV.CESI.HNN. ML:1.8 0.00015529335554999998 0.2688 AML other m 2019-12-05T22:58:16.69
IV.MNTT.EHE. ML:2.1 0.00025386189999999996 0.32 AML other m 2019-12-05T22:58:17.06
IV.MOMA.HHN. ML:2.1 0.00024214510000000001 0.1664 AML other m 2019-12-05T22:58:17.38
IV.VCEL.EHE. ML:2.2 0.00039822009999999994 0.256 AML other m 2019-12-05T22:58:18.31
IV.CSP1.EHN. ML:1.7 0.00012938405 0.4224 AML other m 2019-12-05T22:58:18.32
IV.CSP1.EHE. ML:1.6 0.00010441739999999999 0.3584 AML other m 2019-12-05T22:58:19.07
IV.CESI.HHE. ML:1.6 0.000094801215 0.32 AML other m 2019-12-05T22:58:19.17
IV.T0110.HHE. ML:2.1 0.00027243075 0.448 AML other m 2019-12-05T22:58:22.43
IV.T0110.HHN. ML:1.9 0.00016751850000000003 0.3456 AML other m 2019-12-05T22:58:22.96
IV.SRES.HHE. ML:1.5 0.000050751245 0.2688 AML other m 2019-12-05T22:58:24.47
IV.MNTT.EHN. ML:2.1 0.00028865555 0.32 AML other m 2019-12-05T22:58:24.45
IV.SRES.HHN. ML:1.4 0.000036969824999999995 0.4096 AML other m 2019-12-05T22:58:26.99
IV.TRTR.HHE. ML:2.2 0.00031247215 0.6016 AML other m 2019-12-05T22:58:30.21
IV.TRTR.HHN. ML:2.1 0.00027437109999999996 0.7424 AML other m 2019-12-05T22:58:33.00
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