Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 12-07-2020 and time 05:23:20 (Italy) in region 5 km SW Amatrice (RI)

A magnitude ML 2.0 earthquake occured in region: 5 km SW Amatrice (RI), on

  • 12-07-2020 03:23:20 (UTC)
  • 12-07-2020 05:23:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6060, 13.2320 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.

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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 5 2657 2657
Cittareale RI 6 482 3139
Montereale AQ 9 2581 5720
Accumoli RI 10 667 6387
Capitignano AQ 11 665 7052
Campotosto AQ 13 542 7594
Borbona RI 13 617 8211
Posta RI 14 694 8905
Cagnano Amiterno AQ 16 1369 10274
Barete AQ 18 737 11011
Arquata del Tronto AP 19 1178 12189
Pizzoli AQ 20 4326 16515

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of L'Aquila (69753 inhabitants)
39 Km W of Teramo (54892 inhabitants)
48 Km E of Terni (111501 inhabitants)
58 Km SE of Foligno (57155 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
79 Km NE of Guidonia Montecelio (88673 inhabitants)
80 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)
95 Km E of Viterbo (67173 inhabitants)
100 Km NE of Roma (2864731 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 2.0 2020-07-12
03:23:20		 42.6062 13.2325 8 2020-11-19
12:37:00		 Bollettino Sismico Italiano INGV 82713341
Reviewed
Rev100 		ML 2.1 2020-07-12
03:23:20		 42.6092 13.2313 9 2020-07-12
03:36:02		 Sala Sismica INGV-Roma 80967961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-12 03:23:20 ± 0.08
Latitude 42.6062 ± 0.0036
Longitude 13.2325 ± 0.0061
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 82713341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 497
Semi-minor axis of confidence ellipse (meter) 296
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 67
Circular confidence region, given by single value of horizontal uncertainty (meter) 500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 81
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.72305
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 38
Type of magnitude ML
Reference to an origin 82713341
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-07 15:21:54

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 34
Type of magnitude ML
Reference to an origin 80967961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-12 03:36:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CIGN.HHZ. 2020-07-12T03:24:09.82 3.0 undecidable manual S -0.21 0
IV.ATCC.EHZ. 2020-07-12T03:23:45.90 0.1 undecidable manual S 323 80.2641 50 0.52 80
IV.MNTT.EHZ. 2020-07-12T03:23:41.43 0.3 undecidable manual S 30 58.5969 50 1.85 31
IV.T0110.HHZ. 2020-07-12T03:23:40.60 0.6 undecidable manual S 133 61.0944 50 0.35 43
IV.OFFI.HHZ. 2020-07-12T03:23:39.61 0.6 undecidable manual S 45 51.9036 50 1.81 22
IV.VCEL.EHZ. 2020-07-12T03:23:39.20 0.3 undecidable manual S 115 55.0005 50 0.57 62
IV.GUMA.HHZ. 2020-07-12T03:23:38.10 0.1 undecidable manual S 9 51.3153 50 0.45 86
IV.CSP1.EHZ. 2020-07-12T03:23:38.30 0.6 undecidable manual S 358 53.9016 50 -0.04 47
IV.CESX.HHZ. 2020-07-12T03:23:37.60 0.3 undecidable manual S 270 52.7028 50 -0.42 65
IV.FAGN.HHZ. 2020-07-12T03:23:36.50 0.6 undecidable manual S 143 47.5191 50 -0.12 47
IV.FDMO.HHZ. 2020-07-12T03:23:36.60 0.3 undecidable manual S 346 49.2174 50 -0.48 65
IT.MTCL.HGZ. 2020-07-12T03:23:36.62 0.6 undecidable manual S 336 47.0196 50 0.12 47
IV.MF5.EHZ. 2020-07-12T03:23:36.60 0.3 undecidable manual S 24 46.2204 50 0.32 67
IV.FEMA.HNE. 2020-07-12T03:23:35.07 0.6 undecidable manual S 339 42.2244 50 -0.14 47
IV.ATCC.EHZ. 2020-07-12T03:23:34.76 0.3 undecidable manual P 323 80.2641 50 -0.21 65
IV.MC2.EHZ. 2020-07-12T03:23:32.60 0.3 undecidable manual S 354 34.0437 103 -0.28 69
IV.MNTT.EHZ. 2020-07-12T03:23:32.08 0.3 undecidable manual P 30 58.5969 50 0.45 64
IV.VCEL.EHZ. 2020-07-12T03:23:31.20 0.1 undecidable manual P 115 55.0005 50 0.12 92
IV.GIGS.HHN. 2020-07-12T03:23:31.50 0.3 undecidable manual S 121 32.6451 103 -0.89 57
IV.T0110.HHZ. 2020-07-12T03:23:31.81 0.1 undecidable manual P 133 61.0944 50 -0.2 89
IV.OFFI.HHZ. 2020-07-12T03:23:31.06 0.3 undecidable manual P 45 51.9036 50 0.46 64
MN.AQU.HNN. 2020-07-12T03:23:31.92 0.3 undecidable manual S 153 31.3464 104 -0.04 73
IV.GUMA.HHZ. 2020-07-12T03:23:30.41 0.1 undecidable manual P 9 51.3153 50 -0.1 93
IV.TERO.HHZ. 2020-07-12T03:23:30.90 0.1 undecidable manual S 86 30.3474 104 -0.74 81
IV.CSP1.EHZ. 2020-07-12T03:23:30.48 0.1 undecidable manual P 358 53.9016 50 -0.43 86
IV.CESX.HHZ. 2020-07-12T03:23:30.45 0.3 undecidable manual P 270 52.7028 50 -0.28 67
IV.NRCA.HHZ. 2020-07-12T03:23:30.10 0.3 undecidable manual S 339 26.9508 106 -0.41 68
IV.FAGN.HHZ. 2020-07-12T03:23:29.38 0.1 undecidable manual P 143 47.5191 50 -0.54 85
IV.FDMO.HHZ. 2020-07-12T03:23:29.78 0.1 undecidable manual P 346 49.2174 50 -0.4 88
IV.MF5.EHZ. 2020-07-12T03:23:29.78 0.1 undecidable manual P 24 46.2204 50 0.06 95
IT.MTCL.HGZ. 2020-07-12T03:23:29.59 0.3 undecidable manual P 336 47.0196 50 -0.26 68
IV.MTRA.EHZ. 2020-07-12T03:23:28.30 0.1 undecidable manual S 39 21.3675 110 -0.36 93
IV.FEMA.HNE. 2020-07-12T03:23:28.83 0.3 undecidable manual P 339 42.2244 50 -0.27 68
MN.AQU.HNN. 2020-07-12T03:23:27.22 0.3 undecidable manual P 153 31.3464 104 -0.01 74
IV.LNSS.HHZ. 2020-07-12T03:23:27.30 0.3 undecidable manual S 269 15.6732 116 0.46 69
IV.CAMP.HHZ. 2020-07-12T03:23:27.10 0.1 undecidable manual S 118 16.3725 115 0.04 100
IV.MC2.EHZ. 2020-07-12T03:23:27.56 0.1 undecidable manual P 354 34.0437 103 -0.19 94
IV.TERO.HHZ. 2020-07-12T03:23:26.64 0.1 undecidable manual P 86 30.3474 104 -0.4 91
IV.GIGS.HHN. 2020-07-12T03:23:26.89 0.1 undecidable manual P 121 32.6451 103 -0.58 86
IV.NRCA.HHZ. 2020-07-12T03:23:26.09 0.1 undecidable manual P 339 26.9508 106 -0.3 93
IV.RM33.EHZ. 2020-07-12T03:23:25.70 0.1 undecidable manual S 188 10.878 126 0.3 96
IV.SMA1.EHZ. 2020-07-12T03:23:25.30 0.1 undecidable manual S 72 8.7801 131 0.46 93
IV.MTRA.EHZ. 2020-07-12T03:23:25.23 0.1 positive manual P 39 21.3675 110 -0.09 98
IV.LNSS.HHZ. 2020-07-12T03:23:24.54 0.1 undecidable manual P 269 15.6732 116 0.27 95
IV.CAMP.HHZ. 2020-07-12T03:23:24.56 0.1 undecidable manual P 118 16.3725 115 0.17 98
IV.T1299.HNE. 2020-07-12T03:23:24.20 0.1 undecidable manual S 53 5.0949 147 0.22 98
IV.SMA1.EHZ. 2020-07-12T03:23:23.63 0.1 positive manual P 72 8.7801 131 0.52 91
IV.RM33.EHZ. 2020-07-12T03:23:23.82 0.1 undecidable manual P 188 10.878 126 0.38 94
IV.T1299.HNE. 2020-07-12T03:23:22.98 0.1 undecidable manual P 53 5.0949 147 0.36 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:0.0 0.0040572855 0.12 AML other m 2020-07-12T03:23:25.68
IV.SMA1.EHE. ML:0.0 0.0029873070000000002 0.16 AML other m 2020-07-12T03:23:26.20
IV.RM33.HNN. ML:0.0 0.0018944995 0.2608 AML other m 2020-07-12T03:23:26.12
IV.RM33.EHN. ML:0.0 0.0018394940000000001 0.16 AML other m 2020-07-12T03:23:26.13
IV.RM33.HNE. ML:0.0 0.0019435515000000001 0.1488 AML other m 2020-07-12T03:23:26.57
IV.RM33.EHE. ML:0.0 0.0018929075000000003 0.16 AML other m 2020-07-12T03:23:26.57
IV.LNSS.HHE. ML:0.0 0.0011724945 0.1808 AML other m 2020-07-12T03:23:27.47
IV.CAMP.HHN. ML:0.0 0.0004786999 0.36 AML other m 2020-07-12T03:23:27.37
IV.CAMP.HHE. ML:0.0 0.0005035045000000001 0.5408 AML other m 2020-07-12T03:23:27.45
IV.LNSS.HHN. ML:0.0 0.0010691111 0.24 AML other m 2020-07-12T03:23:27.88
IV.MTRA.EHE. ML:0.0 0.0013849999999999997 0.22 AML other m 2020-07-12T03:23:28.75
IV.MTRA.HNN. ML:0.0 0.00075574425 0.3312 AML other m 2020-07-12T03:23:29.29
IV.MTRA.EHN. ML:0.0 0.00080315975 0.32 AML other m 2020-07-12T03:23:29.13
IV.MTRA.HNE. ML:0.0 0.001342017 0.2192 AML other m 2020-07-12T03:23:28.75
IV.NRCA.HHE. ML:0.0 0.0005236284999999999 0.1408 AML other m 2020-07-12T03:23:30.77
IV.TERO.HHE. ML:0.0 0.0002985 0.4 AML other m 2020-07-12T03:23:31.04
IV.NRCA.HHN. ML:0.0 0.00047528969999999996 0.1008 AML other m 2020-07-12T03:23:32.17
IV.TERO.HHN. ML:0.0 0.0002773859 0.0608 AML other m 2020-07-12T03:23:31.18
IV.MF5.EHN. ML:0.0 0.00029161925 0.36 AML other m 2020-07-12T03:23:37.03
IV.MF5.EHE. ML:0.0 0.00026145760000000003 0.36 AML other m 2020-07-12T03:23:37.35
IV.GUMA.HHE. ML:0.0 0.0003972562 0.24 AML other m 2020-07-12T03:23:39.41
IV.GUMA.HHN. ML:0.0 0.00035928805 0.2208 AML other m 2020-07-12T03:23:40.33
IV.FDMO.HHE. ML:0.0 0.000069255695 0.16 AML other m 2020-07-12T03:23:38.74
IV.CESX.HHN. ML:0.0 0.0002235 0.16 AML other m 2020-07-12T03:23:39.50
IV.FDMO.HHN. ML:0.0 0.00007486469500000001 0.16 AML other m 2020-07-12T03:23:40.55
IV.FAGN.HHE. ML:0.0 0.00025175645 0.44 AML other m 2020-07-12T03:23:40.57
IV.VCEL.EHN. ML:0.0 0.00024976195000000004 0.28 AML other m 2020-07-12T03:23:41.31
IV.FAGN.HHN. ML:0.0 0.0001599199 0.3008 AML other m 2020-07-12T03:23:40.29
IV.OFFI.HHN. ML:0.0 0.00034193795 0.3792 AML other m 2020-07-12T03:23:40.59
IV.CESX.HHE. ML:0.0 0.00014028642999999998 0.1584 AML other m 2020-07-12T03:23:41.16
IV.OFFI.HHE. ML:0.0 0.0004209257 0.2192 AML other m 2020-07-12T03:23:41.32
IV.VCEL.EHE. ML:0.0 0.00028000000000000003 0.92 AML other m 2020-07-12T03:23:41.32
IV.MNTT.EHE. ML:0.0 0.0005219508499999999 0.2592 AML other m 2020-07-12T03:23:43.37
IV.MNTT.EHN. ML:0.0 0.00035274574999999994 0.28 AML other m 2020-07-12T03:23:44.18
IV.T0110.HHN. ML:0.0 0.0001404934 0.44 AML other m 2020-07-12T03:23:44.11
IV.T0110.HHE. ML:0.0 0.00014500000000000003 0.32 AML other m 2020-07-12T03:23:45.28
IV.ATCC.EHN. ML:0.0 0.00007695945 0.2 AML other m 2020-07-12T03:23:46.71
IV.ATCC.EHE. ML:0.0 0.00006433795 0.2208 AML other m 2020-07-12T03:23:49.92
IV.LNSS.HNE. ML:0.0 0.0010521501 0.1808 AML other m 2020-07-12T03:23:27.47
IV.LNSS.HNN. ML:0.0 0.00102694105 0.2496 AML other m 2020-07-12T03:23:27.88
IV.NRCA.HNE. ML:0.0 0.00049563965 0.1296 AML other m 2020-07-12T03:23:30.77
IV.TERO.HNN. ML:0.0 0.0002971682 0.0896 AML other m 2020-07-12T03:23:31.19
IV.TERO.HNE. ML:0.0 0.0003512225 0.12 AML other m 2020-07-12T03:23:31.04
IV.GUMA.HNE. ML:0.0 0.0003369297 0.4704 AML other m 2020-07-12T03:23:42.55
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