Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 07-09-2019 and time 04:21:57 (Italy) in region 3 km E Norcia (PG)

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

  • 07-09-2019 02:21:57 (UTC)
  • 07-09-2019 04:21:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7990, 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.

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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
Montemonaco AP 19 604 14894
Sellano PG 20 1079 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)
70 Km E 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 2019-09-07
02:21:57		 42.7993 13.1347 10 2020-02-28
16:41:49		 Bollettino Sismico Italiano INGV 72258791
Reviewed
Rev100 		ML 1.5 2019-09-07
02:21:57		 42.7995 13.1342 10 2019-09-07
02:32:42		 Sala Sismica INGV-Roma 72192721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-07 02:21:57 ± 0.04
Latitude 42.7993 ± 0.0018
Longitude 13.1347 ± 0.0037
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 72258791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 248
Semi-minor axis of confidence ellipse (meter) 148
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 79
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 47
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 43
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.56567
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 45
Type of magnitude ML
Reference to an origin 72192721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-07 02:32:42

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 29
Type of magnitude ML
Reference to an origin 72258791
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-09 12:26:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2019-09-07T02:22:28.10 3.0 undecidable manual S 0.05 0
IV.ARVD.HHZ. 2019-09-07T02:22:22.94 3.0 undecidable manual S -0.34 0
IV.ASSB.HHZ. 2019-09-07T02:22:13.74 0.3 undecidable manual S 305 47.1195 50 0.37 66
IV.MOMA.HHZ. 2019-09-07T02:22:13.54 0.3 undecidable manual S 271 45.9207 50 0.49 65
IV.CESX.HHE. 2019-09-07T02:22:13.92 0.3 undecidable manual S 245 49.4172 50 -0.06 70
IV.ARRO.EHZ. 2019-09-07T02:22:11.16 0.3 undecidable manual S 231 38.7279 50 0.03 72
IV.ARVD.HHZ. 2019-09-07T02:22:11.82 3.0 positive manual P -0.34 0
IV.MF5.EHZ. 2019-09-07T02:22:10.50 0.3 undecidable manual S 52 33.6441 50 0.72 60
IV.GUMA.HHZ. 2019-09-07T02:22:10.03 0.3 undecidable manual S 29 33.4443 50 0.32 68
IV.CAMP.HHZ. 2019-09-07T02:22:10.19 0.3 undecidable manual S 142 36.8298 50 -0.42 67
IV.RM33.EHZ. 2019-09-07T02:22:09.29 0.3 undecidable manual S 169 32.8449 50 -0.27 69
IV.CSP1.EHZ. 2019-09-07T02:22:09.30 0.3 undecidable manual S 10 32.9448 50 -0.28 69
IV.FOSV.EHZ. 2019-09-07T02:22:09.28 0.6 undecidable manual P 331 62.7927 50 0.01 46
IV.EL6.EHZ. 2019-09-07T02:22:08.55 3.0 positive manual P -0.24 0
IV.FIAM.HHZ. 2019-09-07T02:22:08.45 3.0 negative manual P -0.45 0
IV.CESI.HHZ. 2019-09-07T02:22:08.39 0.3 undecidable manual S 321 29.4483 50 -0.26 70
IV.SNTG.HHZ. 2019-09-07T02:22:07.59 3.0 negative manual P -0.22 0
IV.CESX.HHE. 2019-09-07T02:22:07.33 0.3 undecidable manual P 245 49.4172 50 0.11 69
IV.SMA1.EHZ. 2019-09-07T02:22:07.16 0.3 undecidable manual S 139 24.8529 111 -0.06 73
IV.GIGS.HHZ. 2019-09-07T02:22:07.45 3.0 undecidable manual P -0.37 0
IV.FDMO.HHZ. 2019-09-07T02:22:07.37 0.3 undecidable manual S 352 26.5512 110 -0.41 68
IV.MOMA.HHZ. 2019-09-07T02:22:07.00 0.3 undecidable manual P 271 45.9207 50 0.32 67
IV.TERO.HHZ. 2019-09-07T02:22:06.11 3.0 undecidable manual P -0.12 0
IV.GAVE.EHZ. 2019-09-07T02:22:06.51 0.3 undecidable manual S 239 22.9548 113 -0.08 73
IV.T1299.EHE. 2019-09-07T02:22:06.65 0.3 undecidable manual S 147 21.9669 113 0.38 69
IT.MTCL.HGZ. 2019-09-07T02:22:06.66 0.3 undecidable manual S 333 24.2535 111 -0.35 69
IV.ASSB.HHZ. 2019-09-07T02:22:06.78 0.1 undecidable manual P 305 47.1195 50 -0.08 94
IV.LNSS.HHZ. 2019-09-07T02:22:06.83 0.3 undecidable manual S 199 23.1546 112 0.17 72
IV.MTRA.EHZ. 2019-09-07T02:22:05.98 0.3 undecidable manual S 102 21.867 114 -0.27 71
IV.MF5.EHZ. 2019-09-07T02:22:05.02 0.1 undecidable manual P 52 33.6441 50 0.23 93
IV.MMO1.EHZ. 2019-09-07T02:22:05.27 0.3 undecidable manual S 55 19.1697 116 -0.14 73
IV.ARRO.EHZ. 2019-09-07T02:22:05.44 0.1 undecidable manual P 231 38.7279 50 -0.13 94
IV.FEMA.HNE. 2019-09-07T02:22:05.31 0.3 undecidable manual S 339 19.3695 116 -0.15 73
IV.GUMA.HHZ. 2019-09-07T02:22:04.87 0.1 undecidable manual P 29 33.4443 50 0.12 95
IV.CESI.HHZ. 2019-09-07T02:22:04.01 0.1 positive manual P 321 29.4483 50 -0.13 96
IV.CAMP.HHZ. 2019-09-07T02:22:04.95 0.1 undecidable manual P 142 36.8298 50 -0.32 91
IV.MC2.EHE. 2019-09-07T02:22:04.06 0.3 undecidable manual S 20 13.1757 126 0.43 69
IV.RM33.EHZ. 2019-09-07T02:22:04.38 0.1 undecidable manual P 169 32.8449 50 -0.29 92
IV.CSP1.EHZ. 2019-09-07T02:22:04.46 0.1 positive manual P 10 32.9448 50 -0.22 93
IT.MTCL.HGZ. 2019-09-07T02:22:03.05 0.1 undecidable manual P 333 24.2535 111 -0.14 96
IV.FDMO.HHZ. 2019-09-07T02:22:03.43 0.1 undecidable manual P 352 26.5512 110 -0.21 95
IV.LNSS.HHZ. 2019-09-07T02:22:03.06 0.1 positive manual P 199 23.1546 112 0.07 98
IV.GAVE.EHZ. 2019-09-07T02:22:03.07 0.1 undecidable manual P 239 22.9548 113 0.12 97
IV.SMA1.EHZ. 2019-09-07T02:22:03.27 0.1 undecidable manual P 139 24.8529 111 -0.05 98
IV.MMO1.EHZ. 2019-09-07T02:22:02.27 0.1 positive manual P 55 19.1697 116 0 100
IV.FEMA.HNE. 2019-09-07T02:22:02.38 0.1 undecidable manual P 339 19.3695 116 0.08 98
IV.MTRA.EHZ. 2019-09-07T02:22:02.76 0.1 undecidable manual P 102 21.867 114 0 99
IV.T1299.EHE. 2019-09-07T02:22:02.97 0.1 undecidable manual P 147 21.9669 113 0.2 96
IV.NRCA.HNZ. 2019-09-07T02:22:01.39 0.3 undecidable manual S 336 4.0959 157 -0.19 74
IV.MC2.EHE. 2019-09-07T02:22:01.54 0.1 undecidable manual P 20 13.1757 126 0.3 95
IV.NRCA.HNZ. 2019-09-07T02:22:00.30 0.1 negative manual P 336 4.0959 157 0.24 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.HNE. ML:1.4 0.00017234734499999997 0.24 AML other m 2019-09-07T02:22:06.30
IV.MTRA.EHN. ML:1.3 0.000133788145 0.1392 AML other m 2019-09-07T02:22:06.64
IV.MTRA.HNN. ML:1.3 0.00012304448 0.1296 AML other m 2019-09-07T02:22:06.70
IV.MTRA.EHE. ML:1.4 0.00017440945000000003 0.1008 AML other m 2019-09-07T02:22:07.52
IV.FDMO.HHE. ML:1.3 0.00011716355 0.16 AML other m 2019-09-07T02:22:07.90
IV.SMA1.EHN. ML:1.4 0.0001340175 0.16 AML other m 2019-09-07T02:22:08.19
IV.FDMO.HHN. ML:1.5 0.00016652675 0.1008 AML other m 2019-09-07T02:22:08.43
IV.CESI.HHN. ML:1.6 0.00018164469999999998 0.0816 AML other m 2019-09-07T02:22:08.80
IV.CESI.HNN. ML:1.5 0.00016988944 0.0912 AML other m 2019-09-07T02:22:08.80
IV.CESI.HNE. ML:1.4 0.000112850345 0.0912 AML other m 2019-09-07T02:22:08.88
IV.CESI.HHE. ML:1.4 0.0001172784955 0.0816 AML other m 2019-09-07T02:22:08.88
IV.RM33.HNE. ML:1.4 0.00012243981499999998 0.2992 AML other m 2019-09-07T02:22:10.12
IV.CAMP.HHE. ML:1.1 0.00004999082 0.2608 AML other m 2019-09-07T02:22:10.37
IV.RM33.EHE. ML:1.3 0.00009475544 0.1392 AML other m 2019-09-07T02:22:10.45
IV.CSP1.EHE. ML:1.4 0.000099255635 1.7392 AML other m 2019-09-07T02:22:10.87
IV.MF5.EHN. ML:1.4 0.000102363175 1.72 AML other m 2019-09-07T02:22:10.06
IV.MF5.EHE. ML:1.5 0.00013752663500000002 1.7584 AML other m 2019-09-07T02:22:10.92
IV.CAMP.HHN. ML:0.9 0.000028918256499999998 1.7808 AML other m 2019-09-07T02:22:11.04
IV.CSP1.EHN. ML:1.4 0.00011684446500000001 0.16 AML other m 2019-09-07T02:22:11.20
IV.RM33.EHN. ML:1.3 0.000087565985 0.12 AML other m 2019-09-07T02:22:11.34
IV.ARRO.EHE. ML:1.0 0.00003802982000000001 1.84 AML other m 2019-09-07T02:22:11.96
IV.TERO.HHE. ML:1.1 0.000042461005000000006 0.08 AML other m 2019-09-07T02:22:12.44
IV.TERO.HHN. ML:1.4 0.00008475265 0.08 AML other m 2019-09-07T02:22:12.65
IV.MOMA.HHN. ML:1.2 0.000043445385 0.1792 AML other m 2019-09-07T02:22:14.71
IV.MOMA.HHE. ML:1.3 0.000058723735 1.84 AML other m 2019-09-07T02:22:15.06
IV.SNTG.HHN. ML:1.2 0.00003912015 0.12 AML other m 2019-09-07T02:22:16.14
IV.SNTG.HHE. ML:1.3 0.000049317664999999995 0.16 AML other m 2019-09-07T02:22:16.60
IV.FIAM.HHE. ML:0.8 0.000015806845 0.2016 AML other m 2019-09-07T02:22:17.62
IV.FOSV.EHN. ML:1.1 0.00002321787 0.32 AML other m 2019-09-07T02:22:20.72
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