Earthquake with magnitude of ML 1.3 on date 13-03-2020 and time 21:08:47 (UTC) in region 4 km W Amatrice (RI)

A magnitude ML 1.3 earthquake occured in region: 4 km W Amatrice (RI), on

  • 13-03-2020 21:08:47 (UTC)
  • 13-03-2020 22:08:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6280, 13.2430 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.

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 8 667 3806
Montereale AQ 12 2581 6387
Capitignano AQ 13 665 7052
Campotosto AQ 13 542 7594
Borbona RI 16 617 8211
Posta RI 17 694 8905
Arquata del Tronto AP 17 1178 10083
Cagnano Amiterno AQ 19 1369 11452
Barete AQ 20 737 12189

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NW of L'Aquila (69753 inhabitants)
38 Km W of Teramo (54892 inhabitants)
49 Km E of Terni (111501 inhabitants)
57 Km SE of Foligno (57155 inhabitants)
75 Km W of Montesilvano (53738 inhabitants)
82 Km NE of Guidonia Montecelio (88673 inhabitants)
82 Km W of Pescara (121014 inhabitants)
82 Km W of Chieti (51815 inhabitants)
82 Km NE of Tivoli (56533 inhabitants)
88 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 1.3 2020-03-13
21:08:47
42.6282 13.2428 12 2020-07-18
21:08:30
Bollettino Sismico Italiano INGV 77780871
Reviewed
Rev100
ML 1.4 2020-03-13
21:08:47
42.6233 13.2442 12 2020-03-13
21:18:55
Sala Sismica INGV-Roma 77240991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-13 21:08:47 ± 0.06
Latitude 42.6282 ± 0.0036
Longitude 13.2428 ± 0.0049
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 77780871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 427
Semi-minor axis of confidence ellipse (meter) 78
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 112
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 4.60902
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 77780871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-02 06:59:01

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 15
Type of magnitude ML
Reference to an origin 77240991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-13 21:18:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
TV.SU26.HHZ. 2020-03-13T21:11:24.45 3.0 undecidable manual Sg 23.66 0
IV.MFNL.HHZ. 2020-03-13T21:10:56.06 3.0 undecidable manual Sn 0.4 0
CR.ZAG.BHZ. 2020-03-13T21:10:30.04 3.0 undecidable manual Sn 1.29 0
IV.PZUN.HHZ. 2020-03-13T21:10:05.68 3.0 undecidable manual Sn 1.39 0
IV.MILZ.HHZ. 2020-03-13T21:09:59.21 3.0 undecidable manual P 511.599 1.47 0
CR.STON.BHZ. 2020-03-13T21:09:42.36 3.0 positive manual P 363.9579 3 0
IV.VULT.HHZ. 2020-03-13T21:09:29.95 3.0 negative manual P 270.1296 2.27 0
IV.PAOL.HHZ. 2020-03-13T21:09:17.52 3.0 positive manual P 208.236 -2.46 0
IV.ROSPO.HHZ. 2020-03-13T21:09:09.54 3.0 negative manual P 144.9438 -1.69 0
IV.MF5.EHZ. 2020-03-13T21:09:02.70 3.0 undecidable manual S 24 43.623 91 1.13 0
IV.VVLD.HHZ. 2020-03-13T21:09:02.20 3.0 undecidable manual P 89.7435 -0.53 0
IV.GIGS.HHZ. 2020-03-13T21:08:58.50 1.0 undecidable manual S 126 33.2445 91 -0.31 23
IV.MMO1.EHZ. 2020-03-13T21:08:58.20 0.3 undecidable manual S 13 30.8469 91 0.04 73
IV.TERO.HHZ. 2020-03-13T21:08:57.40 0.3 undecidable manual S 91 29.4483 91 -0.41 67
IV.OFFI.HHE. 2020-03-13T21:08:57.60 3.0 undecidable manual P 49.617 1.07 0
IV.FDMO.HHN. 2020-03-13T21:08:56.21 1.0 undecidable manual P 344 47.0196 91 0.07 23
IV.MF5.EHZ. 2020-03-13T21:08:56.10 0.1 undecidable manual P 24 43.623 91 0.48 87
IV.NRCA.HHZ. 2020-03-13T21:08:56.30 0.1 undecidable manual S 335 25.0527 92 -0.33 92
IV.CESI.HHE. 2020-03-13T21:08:56.71 1.0 undecidable manual P 327 50.0166 91 0.1 23
IV.FIAM.HNN. 2020-03-13T21:08:55.29 0.3 undecidable manual P 194 41.2254 91 0.04 72
IV.ARRO.EHZ. 2020-03-13T21:08:55.01 1.0 undecidable manual P 262 39.3273 91 0.05 24
IV.MTRA.HNZ. 2020-03-13T21:08:54.70 0.3 undecidable manual S 41 18.9699 94 -0.3 70
IV.GIGS.HHZ. 2020-03-13T21:08:54.12 0.3 undecidable manual P 126 33.2445 91 0.1 72
IV.LNSS.HHZ. 2020-03-13T21:08:54.30 0.3 undecidable manual S 260 16.7721 96 -0.12 74
IV.TERO.HHZ. 2020-03-13T21:08:53.32 0.1 undecidable manual P 91 29.4483 91 -0.12 95
IV.MMO1.EHZ. 2020-03-13T21:08:53.67 0.1 undecidable manual P 13 30.8469 91 0.02 98
IV.RM33.EHZ. 2020-03-13T21:08:53.40 0.1 undecidable manual S 190 13.4754 106 -0.14 98
IV.SMA1.EHZ. 2020-03-13T21:08:52.30 0.1 undecidable manual S 88 7.5813 135 0.1 100
IV.NRCA.HHZ. 2020-03-13T21:08:52.72 0.1 undecidable manual P 335 25.0527 92 -0.04 98
IV.RM33.EHZ. 2020-03-13T21:08:51.14 0.1 undecidable manual P 190 13.4754 106 0.17 98
IV.MTRA.HNZ. 2020-03-13T21:08:51.80 0.1 undecidable manual P 41 18.9699 94 -0.03 99
IV.T1299.HNZ. 2020-03-13T21:08:51.40 0.1 undecidable manual S 78 3.2967 159 -0.18 99
IV.LNSS.HHZ. 2020-03-13T21:08:51.58 0.1 undecidable manual P 260 16.7721 96 0.1 98
IV.SMA1.EHZ. 2020-03-13T21:08:50.52 0.1 undecidable manual P 88 7.5813 135 0.32 96
IV.T1299.HNZ. 2020-03-13T21:08:50.04 0.1 undecidable manual P 78 3.2967 159 0.2 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.4 0.00032499999999999993 0.38 AML other m 2020-03-13T21:08:52.79
IV.SMA1.EHE. ML:1.7 0.0006345000000000001 0.26 AML other m 2020-03-13T21:08:52.62
IV.RM33.EHE. ML:1.4 0.000241 0.64 AML other m 2020-03-13T21:08:53.93
IV.RM33.HNN. ML:1.3 0.00018381195 0.1024 AML other m 2020-03-13T21:08:53.86
IV.RM33.HNE. ML:1.4 0.00022518758 0.192 AML other m 2020-03-13T21:08:53.92
IV.RM33.EHN. ML:1.2 0.0001725 0.12 AML other m 2020-03-13T21:08:53.86
IV.LNSS.HHN. ML:1.3 0.000182 0.34 AML other m 2020-03-13T21:08:54.48
IV.LNSS.HHE. ML:1.3 0.00016499999999999997 0.14 AML other m 2020-03-13T21:08:54.59
IV.NRCA.HHE. ML:1.6 0.00022549999999999998 0.14 AML other m 2020-03-13T21:08:56.56
IV.NRCA.HNE. ML:1.5 0.0001964375 0.1408 AML other m 2020-03-13T21:08:56.56
IV.NRCA.HHN. ML:1.2 0.00009695000000000001 0.34 AML other m 2020-03-13T21:08:56.57
IV.NRCA.HNN. ML:1.4 0.00013140555000000002 0.6656 AML other m 2020-03-13T21:08:56.51
IV.TERO.HHN. ML:1.1 0.0000533 0.26 AML other m 2020-03-13T21:08:58.14
IV.TERO.HHE. ML:0.7 0.0000264 0.28 AML other m 2020-03-13T21:08:58.00
IV.TERO.HNN. ML:1.4 0.00013197813 0.8096 AML other m 2020-03-13T21:08:58.26
IV.GIGS.HHN. ML:0.1 0.000004157401 1.8976 AML other m 2020-03-13T21:08:59.98
IV.GIGS.HHE. ML:0.1 0.0000037468265000000003 0.2432 AML other m 2020-03-13T21:09:00.24
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download