Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 09-09-2019 and time 23:03:04 (Italy) in region 3 km E Norcia (PG)

A magnitude ML 1.3 earthquake occured in region: 3 km E Norcia (PG), on

  • 09-09-2019 21:03:04 (UTC)
  • 09-09-2019 23:03:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7980, 13.1350 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 3 4957 4957
Castelsantangelo sul Nera MC 11 281 5238
Preci PG 12 724 5962
Cascia PG 13 3217 9179
Arquata del Tronto AP 14 1178 10357
Accumoli RI 15 667 11024
Visso MC 15 1107 12131
Ussita MC 16 444 12575
Montegallo AP 17 523 13098
Cerreto di Spoleto PG 18 1075 14173
Poggiodomo PG 19 117 14290
Montemonaco AP 20 604 14894
Sellano PG 20 1079 15973
Cittareale RI 20 482 16455

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
48 Km NE of Terni (111501 inhabitants)
49 Km W of Teramo (54892 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
70 Km SE of Perugia (166134 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km W of Pescara (121014 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
97 Km N of Tivoli (56533 inhabitants)
98 Km NW 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 2019-09-09
21:03:04		 42.7977 13.1347 11 2020-02-28
16:41:50		 Bollettino Sismico Italiano INGV 72430661
Reviewed
Rev100 		ML 1.3 2019-09-09
21:03:04		 42.7967 13.1378 11 2019-09-09
21:10:40		 Sala Sismica INGV-Roma 72268591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-09 21:03:04 ± 0.04
Latitude 42.7977 ± 0.0027
Longitude 13.1347 ± 0.0037
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 72430661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 276
Semi-minor axis of confidence ellipse (meter) 256
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 282
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 48
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.71406
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 72268591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-09 21:10:40

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 72430661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-15 10:01:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.PLTA.HNZ. 2019-09-09T21:03:53.40 3.0 undecidable manual S 2.87 0
IV.LPEL.HHZ. 2019-09-09T21:03:38.91 3.0 undecidable manual S -0.7 0
IV.VIVA.HHZ. 2019-09-09T21:03:36.79 3.0 undecidable manual S -3.23 0
IT.VNF1.HGZ. 2019-09-09T21:03:30.27 3.0 negative manual P 0.74 0
IV.ARVD.HHZ. 2019-09-09T21:03:17.92 0.3 undecidable manual P 349 79.2651 50 0.16 64
IV.CAMP.HHZ. 2019-09-09T21:03:16.29 0.6 undecidable manual S 142 36.6411 50 -0.14 47
IV.CSP1.EHZ. 2019-09-09T21:03:15.53 0.6 undecidable manual S 10 33.1446 50 0.05 47
IV.RM33.EHZ. 2019-09-09T21:03:15.44 0.6 undecidable manual S 168 32.6451 50 0.07 47
IV.EL6.EHZ. 2019-09-09T21:03:14.57 0.1 undecidable manual P 357 58.9965 50 -0.07 91
IV.MNTT.EHZ. 2019-09-09T21:03:13.18 0.3 undecidable manual P 52 47.5191 50 0.31 66
IV.FDMO.HHZ. 2019-09-09T21:03:13.52 0.6 undecidable manual S 352 26.751 50 -0.26 46
IV.GIGS.HHZ. 2019-09-09T21:03:13.51 0.3 undecidable manual P 137 52.3032 50 -0.1 68
IV.ASSB.HHZ. 2019-09-09T21:03:13.19 0.3 undecidable manual P 305 47.2194 50 0.36 65
IV.T1299.HNZ. 2019-09-09T21:03:12.76 0.3 undecidable manual S 146 21.7671 116 0.33 69
IV.MTRA.EHZ. 2019-09-09T21:03:12.18 0.6 undecidable manual S 102 21.7671 116 -0.26 47
IV.MOMA.HHZ. 2019-09-09T21:03:12.40 0.3 undecidable manual P 271 45.9207 50 -0.23 67
IV.GAVE.EHZ. 2019-09-09T21:03:12.61 0.3 undecidable manual S 239 22.8549 50 -0.12 72
IV.LNSS.HHZ. 2019-09-09T21:03:12.56 0.6 undecidable manual S 200 22.9548 50 -0.2 47
IV.SMA1.EHZ. 2019-09-09T21:03:12.95 0.3 undecidable manual S 139 24.753 50 -0.29 69
IV.ARRO.EHZ. 2019-09-09T21:03:11.54 0.6 undecidable manual P 231 38.628 50 0.04 47
IV.MMO1.EHZ. 2019-09-09T21:03:11.38 0.6 undecidable manual S 54 19.2696 119 -0.27 46
IV.MF5.EHZ. 2019-09-09T21:03:11.11 0.1 undecidable manual P 51 33.8439 50 0.36 89
IV.FEMA.HNZ. 2019-09-09T21:03:11.49 0.3 undecidable manual S 339 19.4694 118 -0.23 70
IV.TERO.HHZ. 2019-09-09T21:03:11.94 0.3 undecidable manual P 117 42.9237 50 -0.22 68
IV.CAMP.HHZ. 2019-09-09T21:03:11.15 0.1 undecidable manual P 142 36.6411 50 -0.05 95
IV.MC2.EHZ. 2019-09-09T21:03:10.13 0.6 undecidable manual S 19 13.3755 128 0.2 48
IV.RM33.EHZ. 2019-09-09T21:03:10.58 0.1 undecidable manual P 168 32.6451 50 0 96
IV.CSP1.EHZ. 2019-09-09T21:03:10.56 0.1 undecidable manual P 10 33.1446 50 -0.09 95
IV.GAVE.EHZ. 2019-09-09T21:03:09.21 0.1 undecidable manual P 239 22.8549 50 0.15 95
IV.LNSS.HHZ. 2019-09-09T21:03:09.18 0.1 undecidable manual P 200 22.9548 50 0.1 96
IV.SMA1.EHZ. 2019-09-09T21:03:09.36 0.1 undecidable manual P 139 24.753 50 0 97
IT.MTCL.HGE. 2019-09-09T21:03:09.23 0.1 undecidable manual P 333 24.3534 50 -0.08 96
IV.FDMO.HHZ. 2019-09-09T21:03:09.54 0.1 undecidable manual P 352 26.751 50 -0.13 95
IV.T1299.HNZ. 2019-09-09T21:03:09.10 0.1 undecidable manual P 146 21.7671 116 0.22 94
IV.MMO1.EHZ. 2019-09-09T21:03:08.36 0.1 undecidable manual P 54 19.2696 119 -0.08 97
IV.MTRA.EHZ. 2019-09-09T21:03:08.85 1.0 undecidable manual P 102 21.7671 116 -0.04 24
IV.FEMA.HNZ. 2019-09-09T21:03:08.57 0.3 undecidable manual P 339 19.4694 118 0.09 73
IV.MC2.EHZ. 2019-09-09T21:03:07.69 0.1 positive manual P 19 13.3755 128 0.24 95
IV.NRCA.HNZ. 2019-09-09T21:03:07.66 0.6 undecidable manual S 337 4.2957 158 -0.32 47
IV.NRCA.HNZ. 2019-09-09T21:03:06.41 0.1 undecidable manual P 337 4.2957 158 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHN. ML:1.2 0.0001215 0.72 AML other m 2019-09-09T21:03:12.75
IV.GAVE.EHN. ML:1.7 0.00034399999999999996 0.3 AML other m 2019-09-09T21:03:13.29
IV.LNSS.HHE. ML:1.8 0.00035999999999999997 0.12 AML other m 2019-09-09T21:03:13.54
IV.GAVE.EHE. ML:1.7 0.000352 0.22 AML other m 2019-09-09T21:03:13.94
IV.MTRA.EHE. ML:1.3 0.00013800000000000002 1.5 AML other m 2019-09-09T21:03:13.88
IV.LNSS.HHN. ML:1.7 0.000296 0.62 AML other m 2019-09-09T21:03:14.17
IV.FDMO.HHE. ML:1.3 0.00010264999999999999 1.5 AML other m 2019-09-09T21:03:14.99
IV.FDMO.HHN. ML:1.3 0.00010905000000000001 0.12 AML other m 2019-09-09T21:03:14.59
IV.SMA1.EHN. ML:1.3 0.00011899999999999999 0.42 AML other m 2019-09-09T21:03:15.03
IV.RM33.EHN. ML:1.3 0.00008395 0.88 AML other m 2019-09-09T21:03:16.49
IV.SMA1.EHE. ML:1.2 0.00010415 0.28 AML other m 2019-09-09T21:03:16.08
IV.GIGS.HHN. ML:0.8 0.00001635 0.42 AML other m 2019-09-09T21:03:16.78
IV.CSP1.EHE. ML:1.3 0.00008205 1.3 AML other m 2019-09-09T21:03:17.25
IV.RM33.EHE. ML:1.3 0.00007895 0.84 AML other m 2019-09-09T21:03:17.57
IV.CSP1.EHN. ML:1.2 0.00006469999999999999 0.74 AML other m 2019-09-09T21:03:17.26
IV.TERO.HHE. ML:1.2 0.000046200000000000005 0.84 AML other m 2019-09-09T21:03:18.29
IV.TERO.HHN. ML:1.4 0.0000812 0.08 AML other m 2019-09-09T21:03:18.55
IV.ASSB.HHN. ML:1.0 0.000029400000000000003 0.42 AML other m 2019-09-09T21:03:20.11
IV.ASSB.HHE. ML:1.0 0.000025849999999999998 0.74 AML other m 2019-09-09T21:03:20.57
IV.MOMA.HHE. ML:1.1 0.00003655 1.16 AML other m 2019-09-09T21:03:21.16
IV.MOMA.HHN. ML:1.0 0.000028650000000000002 0.68 AML other m 2019-09-09T21:03:22.94
IV.GIGS.HHE. ML:0.9 0.0000193 1.5 AML other m 2019-09-09T21:03:22.15
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