Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 04-09-2019 and time 04:10:04 (Italy) in region 3 km E Norcia (PG)

A magnitude ML 2.4 earthquake occured in region: 3 km E Norcia (PG), on

  • 04-09-2019 02:10:04 (UTC)
  • 04-09-2019 04:10:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8000, 13.1310 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.

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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 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
Sellano PG 19 1079 15369
Montemonaco AP 20 604 15973

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)
69 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)
99 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 2.4 2019-09-04
02:10:04		 42.8 13.1312 10 2020-02-28
16:42:06		 Bollettino Sismico Italiano INGV 73905611
Reviewed
Rev100 		ML 2.3 2019-09-04
02:10:04		 42.8037 13.1298 10 2019-09-04
02:15:20		 Sala Sismica INGV-Roma 72097141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-04 02:10:04 ± 0.05
Latitude 42.8000 ± 0.0027
Longitude 13.1312 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73905611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 351
Semi-minor axis of confidence ellipse (meter) 145
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 88
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 34
Number of associated phases, regardless of their use for origin computation 72
Number of defining phases 70
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.03597
Epicentral distance of station farthest from the epicenter (degree) 0.97307
Number of stations at which the event was observed 41
Number of stations from which data was used for origin computation 39
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 88
Type of magnitude ML
Reference to an origin 72097141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-04 02:15:20

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 57
Type of magnitude ML
Reference to an origin 73905611
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-11-18 11:00:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CING.HNZ. 2019-09-04T02:10:25.11 0.6 undecidable manual S 5 64.0914 50 0.44 43
IV.FOSV.EHZ. 2019-09-04T02:10:24.90 0.6 undecidable manual S 331 62.5929 50 0.64 40
IV.FIAM.HHZ. 2019-09-04T02:10:23.44 0.6 undecidable manual S 181 58.9965 50 0.12 46
IV.EL6.EHZ. 2019-09-04T02:10:23.75 0.6 undecidable manual S 358 58.7967 50 0.5 43
IV.INTR.HHZ. 2019-09-04T02:10:22.41 3.0 negative manual P 108.0141 -0.61 0
IV.OFFI.HHZ. 2019-09-04T02:10:22.62 0.6 undecidable manual S 71 47.5191 50 2.37 13
IV.MNTT.EHZ. 2019-09-04T02:10:22.28 0.6 undecidable manual S 52 47.619 50 2 19
IV.GIGS.HHZ. 2019-09-04T02:10:21.11 0.6 undecidable manual S 137 52.7028 50 -0.53 43
IV.SNTG.HHZ. 2019-09-04T02:10:21.79 0.6 undecidable manual S 343 52.8027 50 0.13 47
IV.CESX.HHZ. 2019-09-04T02:10:21.28 0.6 undecidable manual S 245 49.2174 50 0.58 42
IV.SSM1.HNE. 2019-09-04T02:10:20.57 0.6 undecidable manual S 4 47.7189 50 0.27 46
IV.ASSB.HHZ. 2019-09-04T02:10:19.81 0.6 undecidable manual S 305 46.9197 50 -0.27 46
IV.FRON.EHZ. 2019-09-04T02:10:19.58 0.3 undecidable manual P 338 86.1471 50 -0.07 66
IV.ATVO.HHZ. 2019-09-04T02:10:19.84 3.0 undecidable manual P 87.246 0.01 0
IV.T0110.HHZ. 2019-09-04T02:10:18.85 0.3 undecidable manual P 140 82.3509 50 -0.23 65
IV.VCEL.EHZ. 2019-09-04T02:10:18.10 0.3 undecidable manual P 128 73.371 50 0.42 63
IV.SEF1.HNN. 2019-09-04T02:10:18.54 0.6 undecidable manual S 339 41.2254 50 -0.04 48
IV.ARVD.HHZ. 2019-09-04T02:10:18.44 0.1 undecidable manual P 349 78.9654 50 -0.11 89
IV.TERO.HHZ. 2019-09-04T02:10:18.52 0.6 undecidable manual S 117 43.2234 50 -0.59 42
IV.SSFR.HHZ. 2019-09-04T02:10:18.16 0.3 undecidable manual P 338 76.0683 50 0.06 68
IV.SAP2.EHZ. 2019-09-04T02:10:18.81 0.6 undecidable manual S 33 39.4272 50 0.71 41
IV.MML1.HNE. 2019-09-04T02:10:17.25 0.3 undecidable manual S 340 37.1295 50 -0.22 70
IV.MF5.EHZ. 2019-09-04T02:10:17.08 0.3 undecidable manual S 52 33.8439 50 0.47 67
IV.PF6.EHN. 2019-09-04T02:10:17.17 0.6 undecidable manual S 8 37.8288 50 -0.49 44
IV.ARRO.EHZ. 2019-09-04T02:10:17.93 0.6 undecidable manual S 231 38.5281 50 0.07 48
IV.RM33.EHZ. 2019-09-04T02:10:16.57 0.6 undecidable manual S 168 33.0447 50 0.2 48
IV.CING.HNZ. 2019-09-04T02:10:16.06 0.1 undecidable manual P 5 64.0914 50 -0.19 90
IV.FAGN.HHZ. 2019-09-04T02:10:16.84 0.3 undecidable manual P 148 69.8745 50 -0.31 65
IV.GUMA.HHZ. 2019-09-04T02:10:16.52 0.6 undecidable manual S 30 33.5442 50 0 49
IV.FOSV.EHZ. 2019-09-04T02:10:15.83 0.3 undecidable manual P 331 62.5929 50 -0.19 68
IV.CSP1.EHZ. 2019-09-04T02:10:15.86 0.6 undecidable manual S 10 32.9448 50 -0.49 45
IV.FIAM.HHZ. 2019-09-04T02:10:15.24 0.1 positive manual P 181 58.9965 50 -0.24 90
IV.EL6.EHZ. 2019-09-04T02:10:15.27 0.1 undecidable manual P 358 58.7967 50 -0.17 91
IV.CESI.HNZ. 2019-09-04T02:10:15.10 0.3 undecidable manual S 321 29.2485 50 -0.27 71
IV.OFFI.HHZ. 2019-09-04T02:10:14.37 0.1 undecidable manual P 71 47.5191 50 0.67 81
IV.FDMO.HHZ. 2019-09-04T02:10:14.06 0.3 undecidable manual S 352 26.4513 110 -0.46 68
IV.MNTT.EHZ. 2019-09-04T02:10:14.40 0.1 undecidable manual P 52 47.619 50 0.68 81
IV.MNTP.HNZ. 2019-09-04T02:10:14.12 0.3 undecidable manual P 36 46.4202 50 0.59 63
IV.SNTG.HHZ. 2019-09-04T02:10:14.23 0.1 undecidable manual P 343 52.8027 50 -0.28 90
IV.CESX.HHZ. 2019-09-04T02:10:14.10 0.3 undecidable manual P 245 49.2174 50 0.14 70
IV.SSM1.HNE. 2019-09-04T02:10:13.51 0.3 undecidable manual P 4 47.7189 50 -0.22 69
IV.GAVE.EHZ. 2019-09-04T02:10:13.60 0.3 undecidable manual S 238 22.6551 113 0.3 71
IV.MOMA.HHZ. 2019-09-04T02:10:13.26 0.6 undecidable manual P 271 45.621 50 -0.16 47
IV.ASSB.HHZ. 2019-09-04T02:10:13.54 0.3 undecidable manual P 305 46.9197 50 -0.06 72
IV.LNSS.HHZ. 2019-09-04T02:10:13.77 0.3 undecidable manual S 199 23.0547 112 0.35 70
IV.GIGS.HHZ. 2019-09-04T02:10:13.93 0.1 undecidable manual P 137 52.7028 50 -0.58 84
IV.SMA1.EHZ. 2019-09-04T02:10:13.99 0.6 undecidable manual S 138 25.1526 111 -0.09 49
IV.TERO.HHZ. 2019-09-04T02:10:12.71 0.3 undecidable manual P 117 43.2234 50 -0.34 68
IV.FEMA.HNZ. 2019-09-04T02:10:12.02 0.6 undecidable manual S 340 19.1697 116 -0.16 49
IV.ARRO.EHZ. 2019-09-04T02:10:12.37 0.1 positive manual P 231 38.5281 50 0.05 97
IV.SAP2.EHZ. 2019-09-04T02:10:12.70 0.3 undecidable manual P 33 39.4272 50 0.24 70
IV.SEF1.HNN. 2019-09-04T02:10:12.57 0.3 undecidable manual P 339 41.2254 50 -0.17 71
IV.MTRA.EHZ. 2019-09-04T02:10:12.73 0.3 undecidable manual S 102 22.1556 113 -0.39 70
IV.PF6.EHN. 2019-09-04T02:10:11.85 0.1 positive manual P 8 37.8288 50 -0.36 91
IV.GUMA.HHZ. 2019-09-04T02:10:11.50 0.1 undecidable manual P 30 33.5442 50 -0.05 98
IV.RM33.EHZ. 2019-09-04T02:10:11.24 0.1 undecidable manual P 168 33.0447 50 -0.22 95
IV.MML1.HNE. 2019-09-04T02:10:11.90 0.1 positive manual P 340 37.1295 50 -0.2 94
IV.MF5.EHZ. 2019-09-04T02:10:11.72 0.1 undecidable manual P 52 33.8439 50 0.12 96
IV.CSP1.EHZ. 2019-09-04T02:10:11.17 0.1 positive manual P 10 32.9448 50 -0.28 93
IV.MMO1.EHZ. 2019-09-04T02:10:11.95 0.3 undecidable manual S 55 19.3695 116 -0.29 72
IV.CESI.HNZ. 2019-09-04T02:10:10.78 0.1 positive manual P 321 29.2485 50 -0.11 98
IV.SMA1.EHZ. 2019-09-04T02:10:10.03 0.1 positive manual P 138 25.1526 111 -0.11 98
IV.FDMO.HHZ. 2019-09-04T02:10:10.17 0.1 positive manual P 352 26.4513 110 -0.22 96
IV.MC2.EHZ. 2019-09-04T02:10:10.72 0.6 undecidable manual S 21 13.1757 126 0.31 48
IV.MMO1.EHZ. 2019-09-04T02:10:09.01 0.1 positive manual P 55 19.3695 116 -0.07 100
IV.GAVE.EHZ. 2019-09-04T02:10:09.93 0.1 negative manual P 238 22.6551 113 0.24 96
IV.FEMA.HNZ. 2019-09-04T02:10:09.17 0.1 positive manual P 340 19.1697 116 0.13 99
IV.LNSS.HHZ. 2019-09-04T02:10:09.95 0.1 positive manual P 199 23.0547 112 0.19 97
IV.MTRA.EHZ. 2019-09-04T02:10:09.49 0.1 undecidable manual P 102 22.1556 113 -0.1 99
IV.MC2.EHZ. 2019-09-04T02:10:08.28 0.1 undecidable manual P 21 13.1757 126 0.26 97
IV.NRCA.HNZ. 2019-09-04T02:10:08.36 0.3 undecidable manual S 340 3.996 157 0.03 78
IV.NRCA.HNZ. 2019-09-04T02:10:07.13 0.1 negative manual P 340 3.996 157 0.31 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:3.2 0.02838506 0.1008 AML other m 2019-09-04T02:10:09.06
IV.NRCA.HHE. ML:3.2 0.028796455000000002 0.1008 AML other m 2019-09-04T02:10:09.06
IV.MTRA.HNE. ML:2.4 0.0016014415 0.2592 AML other m 2019-09-04T02:10:13.06
IV.MTRA.EHE. ML:2.4 0.0016244264999999997 0.2592 AML other m 2019-09-04T02:10:13.07
IV.LNSS.HNE. ML:3.0 0.0068655855 0.12 AML other m 2019-09-04T02:10:14.25
IV.LNSS.HHN. ML:3.0 0.006477717 0.1408 AML other m 2019-09-04T02:10:14.21
IV.LNSS.HNN. ML:2.9 0.0057842635 0.1408 AML other m 2019-09-04T02:10:14.22
IV.FEMA.HNE. ML:2.4 0.0022243270000000003 0.1904 AML other m 2019-09-04T02:10:14.53
IV.GAVE.EHE. ML:2.8 0.0037513395000000004 0.2608 AML other m 2019-09-04T02:10:14.57
IV.CESI.HHE. ML:2.5 0.0015023255 0.12 AML other m 2019-09-04T02:10:15.32
IV.CESI.HNE. ML:2.5 0.001475695 0.1296 AML other m 2019-09-04T02:10:15.33
IV.CESI.HHN. ML:2.6 0.0021649255 0.2 AML other m 2019-09-04T02:10:15.57
IV.CESI.HNN. ML:2.6 0.0021068105 0.2 AML other m 2019-09-04T02:10:15.58
IV.RM33.EHN. ML:2.2 0.00070062875 0.24 AML other m 2019-09-04T02:10:17.60
IV.RM33.HNN. ML:2.2 0.0007303566 0.24 AML other m 2019-09-04T02:10:17.60
IV.GUMA.HHN. ML:3.0 0.0039037985 0.28 AML other m 2019-09-04T02:10:17.54
IV.MF5.EHE. ML:2.4 0.0010936212 0.2592 AML other m 2019-09-04T02:10:17.58
IV.MF5.EHN. ML:2.2 0.0007463546 0.24 AML other m 2019-09-04T02:10:17.61
IV.RM33.HNE. ML:2.3 0.0008612115 0.1296 AML other m 2019-09-04T02:10:17.78
IV.RM33.EHE. ML:2.3 0.00085440055 0.12 AML other m 2019-09-04T02:10:17.78
IV.SAP2.EHE. ML:2.6 0.0012957735000000002 0.2208 AML other m 2019-09-04T02:10:19.13
IV.ARRO.EHN. ML:2.0 0.00036486265000000004 0.28 AML other m 2019-09-04T02:10:19.17
IV.SAP2.EHN. ML:3.6 0.012965745 0.2 AML other m 2019-09-04T02:10:19.30
IV.TERO.HHN. ML:2.2 0.00045795025 0.1008 AML other m 2019-09-04T02:10:19.43
IV.TERO.HHE. ML:2.2 0.00044685955 0.16 AML other m 2019-09-04T02:10:20.03
IV.ARRO.EHE. ML:2.1 0.0004814468 0.2 AML other m 2019-09-04T02:10:20.47
IV.SSFR.HHE. ML:2.4 0.00041282075 0.1808 AML other m 2019-09-04T02:10:30.54
IV.ARVD.HHE. ML:2.0 0.00013666565 0.2 AML other m 2019-09-04T02:10:31.97
IV.ARVD.HHN. ML:1.8 0.00008050214 0.2784 AML other m 2019-09-04T02:10:32.38
IV.FRON.EHN. ML:2.1 0.000143068 0.2992 AML other m 2019-09-04T02:10:34.37
IV.FRON.EHE. ML:1.8 0.00008360001 0.3392 AML other m 2019-09-04T02:10:34.44
IV.FEMA.HNN. ML:2.3 0.0017052454999999997 0.36 AML other m 2019-09-04T02:10:14.48
IV.MTRA.EHN. ML:2.4 0.001662095 0.2016 AML other m 2019-09-04T02:10:13.00
IV.MTRA.HNN. ML:2.4 0.00162258 0.1904 AML other m 2019-09-04T02:10:13.00
IV.GAVE.HNN. ML:2.2 0.001041981 0.2288 AML other m 2019-09-04T02:10:14.07
IV.GAVE.HNE. ML:2.8 0.0040705065 0.2704 AML other m 2019-09-04T02:10:14.57
IV.GAVE.EHN. ML:2.7 0.0034156205 0.2192 AML other m 2019-09-04T02:10:13.96
IV.LNSS.HHE. ML:3.0 0.007357529999999999 0.12 AML other m 2019-09-04T02:10:14.25
IV.SMA1.EHN. ML:2.4 0.0015562695 0.24 AML other m 2019-09-04T02:10:16.95
IV.SMA1.EHE. ML:2.5 0.001993538 0.48 AML other m 2019-09-04T02:10:17.70
IV.FDMO.HHN. ML:2.4 0.0013671409999999999 0.3792 AML other m 2019-09-04T02:10:14.30
IV.FDMO.HHE. ML:2.3 0.0010657704500000001 0.24 AML other m 2019-09-04T02:10:14.44
IV.CSP1.EHE. ML:2.4 0.0012394405 0.2192 AML other m 2019-09-04T02:10:17.97
IV.CSP1.EHN. ML:2.5 0.001503514 0.3008 AML other m 2019-09-04T02:10:17.24
IV.GUMA.HNE. ML:3.0 0.003963297 0.2992 AML other m 2019-09-04T02:10:18.80
IV.GUMA.HHE. ML:2.9 0.003400513 0.2592 AML other m 2019-09-04T02:10:18.80
IV.SNTG.HNE. ML:2.0 0.0002270501 0.1504 AML other m 2019-09-04T02:10:23.34
IV.SNTG.HHE. ML:2.0 0.00026283555 0.3008 AML other m 2019-09-04T02:10:22.00
IV.MNTT.EHE. ML:2.7 0.0014032214999999998 0.3584 AML other m 2019-09-04T02:10:24.13
IV.MNTT.EHN. ML:2.7 0.00138609285 0.24 AML other m 2019-09-04T02:10:23.96
IV.FIAM.HHE. ML:1.5 0.00006828233999999999 0.1392 AML other m 2019-09-04T02:10:25.11
IV.FIAM.HHN. ML:1.8 0.00012965115 0.2 AML other m 2019-09-04T02:10:24.80
IV.EL6.EHN. ML:2.4 0.00064267155 0.1808 AML other m 2019-09-04T02:10:24.75
IV.EL6.EHE. ML:2.4 0.0004921636 0.1584 AML other m 2019-09-04T02:10:24.03
IV.FOSV.EHE. ML:2.0 0.00018038389999999998 0.3392 AML other m 2019-09-04T02:10:25.30
IV.FOSV.EHN. ML:2.0 0.0001985598 0.28 AML other m 2019-09-04T02:10:27.29
IV.SSFR.HNE. ML:2.5 0.00043255100000000004 0.2496 AML other m 2019-09-04T02:10:30.82
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