Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 03-10-2019 and time 16:14:06 (Italy) in region 4 km SE Norcia (PG)

A magnitude ML 1.3 earthquake occured in region: 4 km SE Norcia (PG), on

  • 03-10-2019 14:14:06 (UTC)
  • 03-10-2019 16:14:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7650, 13.1130 at 11 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
Norcia PG 4 4957 4957
Cascia PG 10 3217 8174
Accumoli RI 14 667 8841
Preci PG 14 724 9565
Castelsantangelo sul Nera MC 15 281 9846
Arquata del Tronto AP 15 1178 11024
Poggiodomo PG 16 117 11141
Cittareale RI 17 482 11623
Cerreto di Spoleto PG 17 1075 12698
Monteleone di Spoleto PG 18 599 13297
Visso MC 19 1107 14404

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SE of Foligno (57155 inhabitants)
44 Km NE of Terni (111501 inhabitants)
50 Km W of Teramo (54892 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
70 Km SE of Perugia (166134 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
91 Km E of Viterbo (67173 inhabitants)
93 Km N of Tivoli (56533 inhabitants)
96 Km W of Pescara (121014 inhabitants)
98 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 1.3 2019-10-03
14:14:06		 42.7648 13.1133 11 2020-02-28
16:42:16		 Bollettino Sismico Italiano INGV 75076191
Reviewed
Rev100 		ML 1.3 2019-10-03
14:14:06		 42.7608 13.0968 11 2019-10-03
14:24:43		 Sala Sismica INGV-Roma 73020891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-03 14:14:06 ± 0.06
Latitude 42.7648 ± 0.0027
Longitude 13.1133 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75076191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 499
Semi-minor axis of confidence ellipse (meter) 126
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 255
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) 164
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33365
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 75076191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-29 09:16:24

ML:1.3

Field Value
Value 1.3
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 73020891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-03 14:24:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAPR.HNZ. 2019-10-03T14:16:04.26 3.0 undecidable manual Sg 7.17 0
IV.MNTV.HNZ. 2019-10-03T14:15:42.52 3.0 undecidable manual Sg 3.76 0
IV.NDIM.HNZ. 2019-10-03T14:15:37.82 3.0 undecidable manual Sg 5.38 0
IV.SPS2.HHZ. 2019-10-03T14:15:37.14 3.0 undecidable manual Sn 3.12 0
IV.ORI.HHZ. 2019-10-03T14:15:21.38 3.0 undecidable manual Sn 0.07 0
AC.VLO.HHZ. 2019-10-03T14:15:14.80 3.0 positive manual Pg 6.88 0
IV.ZONE.HHZ. 2019-10-03T14:15:05.64 3.0 undecidable manual Pn 1.56 0
IV.CADC.HNZ. 2019-10-03T14:15:02.44 3.0 negative manual Pn 1.82 0
IV.MAON.HNZ. 2019-10-03T14:14:51.89 3.0 undecidable manual Sn -2.51 0
IV.MCRV.HHZ. 2019-10-03T14:14:50.19 3.0 undecidable manual Sn -1.65 0
IX.MNT3.HHZ.02 2019-10-03T14:14:49.85 3.0 undecidable manual Sg 0.97 0
MN.TRI.HHZ. 2019-10-03T14:14:48.74 3.0 positive manual Pn -3.95 0
IV.TEOL.HHZ. 2019-10-03T14:14:48.88 3.0 undecidable manual Pn -2.91 0
IV.DGI.HHZ. 2019-10-03T14:14:48.74 3.0 undecidable manual Pn -2.13 0
IV.COLB.HHZ. 2019-10-03T14:14:39.20 3.0 undecidable manual S -2.22 0
IV.MAON.HNZ. 2019-10-03T14:14:27.58 3.0 undecidable manual Pn -0.94 0
IT.ORP.HGZ. 2019-10-03T14:14:24.11 3.0 undecidable manual Pg 0.75 0
IV.CAMP.HHE. 2019-10-03T14:14:18.24 0.6 undecidable manual S 136 35.0427 50 0.03 49
IV.CSP1.EHZ. 2019-10-03T14:14:18.98 0.3 undecidable manual S 12 37.0296 50 0.24 69
IV.CESI.HHE. 2019-10-03T14:14:17.36 0.6 undecidable manual S 328 31.5462 50 0.07 48
IV.FDMO.HHN. 2019-10-03T14:14:16.78 0.6 undecidable manual S 356 30.2475 50 -0.14 48
IV.RM33.EHZ. 2019-10-03T14:14:16.94 0.3 undecidable manual S 164 29.5482 50 0.19 71
IV.MTRA.EHE. 2019-10-03T14:14:15.19 0.6 undecidable manual S 92 23.0547 50 0.17 48
IV.MMO1.EHN. 2019-10-03T14:14:14.77 0.6 undecidable manual S 49 22.8549 50 -0.2 48
IV.CSP1.EHZ. 2019-10-03T14:14:13.56 0.3 undecidable manual P 12 37.0296 50 0.06 72
IV.MC2.EHZ. 2019-10-03T14:14:13.60 0.6 undecidable manual S 21 17.3715 122 0.15 49
IV.RM33.EHZ. 2019-10-03T14:14:12.34 0.1 undecidable manual P 164 29.5482 50 -0.01 99
IV.CAMP.HHE. 2019-10-03T14:14:12.94 0.3 undecidable manual P 136 35.0427 50 -0.25 70
IV.FDMO.HHN. 2019-10-03T14:14:12.32 0.1 undecidable manual P 356 30.2475 50 -0.13 97
IV.CESI.HHE. 2019-10-03T14:14:12.53 0.3 undecidable manual P 328 31.5462 50 -0.13 72
IV.MMO1.EHN. 2019-10-03T14:14:11.23 0.3 undecidable manual P 49 22.8549 50 -0.09 74
IV.MTRA.EHE. 2019-10-03T14:14:11.27 0.1 undecidable manual P 92 23.0547 50 -0.08 98
IV.MC2.EHZ. 2019-10-03T14:14:10.55 0.1 undecidable manual P 21 17.3715 122 0.1 100
IV.NRCA.HHZ. 2019-10-03T14:14:10.82 0.6 undecidable manual S 1 7.5813 145 -0.12 50
IV.TRIV.HHZ. 2019-10-03T14:14:10.31 3.0 undecidable manual P -1.68 0
IV.NRCA.HHZ. 2019-10-03T14:14:09.18 0.1 negative manual P 1 7.5813 145 0.18 100
IV.MCI.EHZ. 2019-10-03T14:14:09.49 3.0 positive manual P 0.54 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.2 0.0002326215 1.1584 AML other m 2019-10-03T14:14:10.38
IV.NRCA.HNE. ML:1.3 0.00026679855 0.4704 AML other m 2019-10-03T14:14:11.92
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