Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 17-09-2019 and time 05:04:59 (Italy) in region 8 km E Norcia (PG)

A magnitude ML 1.4 earthquake occured in region: 8 km E Norcia (PG), on

  • 17-09-2019 03:04:59 (UTC)
  • 17-09-2019 05:04:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8260, 13.1790 at 12 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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 8 4957 4957
Castelsantangelo sul Nera MC 8 281 5238
Arquata del Tronto AP 11 1178 6416
Preci PG 13 724 7140
Montegallo AP 13 523 7663
Ussita MC 14 444 8107
Visso MC 14 1107 9214
Montemonaco AP 15 604 9818
Accumoli RI 16 667 10485
Cascia PG 18 3217 13702
Montefortino FM 19 1178 14880
Bolognola MC 19 142 15022
Acquasanta Terme AP 20 2916 17938

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
47 Km W of Teramo (54892 inhabitants)
52 Km NE of Terni (111501 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
92 Km SW of Ancona (100861 inhabitants)
94 Km W of Pescara (121014 inhabitants)
97 Km NW of Chieti (51815 inhabitants)
99 Km E of Viterbo (67173 inhabitants)
99 Km NE of Guidonia Montecelio (88673 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
Reviewed
Rev100 		ML 1.4 2019-09-17
03:04:59		 42.8258 13.1788 12 2019-09-17
03:19:12		 Sala Sismica INGV-Roma 72478401
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-17 03:04:59 ± 0.05
Latitude 42.8258 ± 0.0027
Longitude 13.1788 ± 0.0061
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 72478401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 413
Semi-minor axis of confidence ellipse (meter) 318
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 100
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33545
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 72478401
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-17 03:19:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.RMMM.HGZ. 2019-09-17T03:05:30.47 3.0 undecidable manual S -4.43 0
IV.ARVD.HHZ. 2019-09-17T03:05:23.54 3.0 undecidable manual S -0.29 0
IV.CPGN.EHZ. 2019-09-17T03:05:18.02 3.0 positive manual P -2.63 0
IT.RMMM.HGZ. 2019-09-17T03:05:17.57 3.0 undecidable manual P -1.58 0
IV.EL6.EHZ. 2019-09-17T03:05:17.35 3.0 undecidable manual S -0.3 0
IV.VCEL.EHZ. 2019-09-17T03:05:12.10 3.0 negative manual P -0.05 0
IV.GUMA.HHZ. 2019-09-17T03:05:10.10 0.3 undecidable manual S 26 29.1486 94 0.66 63
IV.CESI.HHZ. 2019-09-17T03:05:09.85 0.3 undecidable manual S 312 29.8479 94 0.23 71
IV.LNSS.HHZ. 2019-09-17T03:05:09.40 0.3 undecidable manual S 205 27.1506 94 0.49 68
IV.GAVE.EHZ. 2019-09-17T03:05:09.27 0.3 undecidable manual S 237 27.5502 94 0.27 71
IV.CSP1.EHZ. 2019-09-17T03:05:09.48 0.3 undecidable manual S 4 29.5482 94 -0.06 74
IV.GIGS.HHZ. 2019-09-17T03:05:08.43 3.0 undecidable manual P -0.4 0
IV.T1299.HNZ. 2019-09-17T03:05:08.07 0.3 undecidable manual S 158 22.8549 96 0.31 71
IV.FDMO.HHZ. 2019-09-17T03:05:08.08 0.3 undecidable manual S 342 24.5532 95 -0.12 74
IT.MTCL.HGZ. 2019-09-17T03:05:07.67 0.3 undecidable manual S 322 23.6541 96 -0.3 71
IV.MNTT.EHZ. 2019-09-17T03:05:07.80 3.0 positive manual P 0.54 0
IV.OFFI.HHZ. 2019-09-17T03:05:07.97 3.0 negative manual P 0.68 0
IV.ARRO.EHZ. 2019-09-17T03:05:07.21 3.0 negative manual P -0.1 0
IV.ASSB.HHZ. 2019-09-17T03:05:07.92 3.0 positive manual P -0.28 0
IV.TERO.HHZ. 2019-09-17T03:05:06.79 3.0 undecidable manual P -0.22 0
IV.CAMP.HHZ. 2019-09-17T03:05:06.05 0.3 negative manual P 150 37.2294 92 -0.3 69
IV.FEMA.HNZ. 2019-09-17T03:05:06.55 0.3 undecidable manual S 325 18.3705 101 -0.03 76
IV.MTRA.HNZ. 2019-09-17T03:05:06.62 0.3 undecidable manual S 113 19.2696 99 -0.2 72
IV.RM33.EHZ. 2019-09-17T03:05:06.01 0.3 undecidable manual P 175 35.2425 93 -0.03 73
IV.CSP1.EHZ. 2019-09-17T03:05:05.03 0.3 negative manual P 4 29.5482 94 -0.14 72
IV.MF5.EHZ. 2019-09-17T03:05:05.43 0.3 undecidable manual P 52 29.0487 94 0.35 69
IV.MMO1.EHZ. 2019-09-17T03:05:05.34 0.3 undecidable manual S 56 14.5743 110 -0.24 73
IV.CESI.HHZ. 2019-09-17T03:05:05.08 0.1 negative manual P 312 29.8479 94 -0.13 97
IV.GUMA.HHZ. 2019-09-17T03:05:05.26 0.1 positive manual P 26 29.1486 94 0.16 96
IV.MC2.EHZ. 2019-09-17T03:05:04.80 0.3 undecidable manual S 5 9.4794 129 0.38 71
IT.MTCL.HGZ. 2019-09-17T03:05:04.05 0.1 positive manual P 322 23.6541 96 -0.21 96
IV.T1299.HNZ. 2019-09-17T03:05:04.13 0.1 undecidable manual P 158 22.8549 96 -0.01 100
IV.LNSS.HHZ. 2019-09-17T03:05:04.72 0.1 positive manual P 205 27.1506 94 -0.08 98
IV.FDMO.HHZ. 2019-09-17T03:05:04.13 0.1 undecidable manual P 342 24.5532 95 -0.26 95
IV.GAVE.EHZ. 2019-09-17T03:05:04.79 0.1 positive manual P 237 27.5502 94 -0.06 98
IV.NRCA.HNZ. 2019-09-17T03:05:03.50 0.3 undecidable manual S 279 5.2947 149 -0.18 75
IV.MTRA.HNZ. 2019-09-17T03:05:03.42 0.3 undecidable manual P 113 19.2696 99 -0.17 73
IV.FEMA.HNZ. 2019-09-17T03:05:03.43 0.3 undecidable manual P 325 18.3705 101 -0.02 76
IV.MC2.EHZ. 2019-09-17T03:05:02.32 0.1 undecidable manual P 5 9.4794 129 0.12 100
IV.MMO1.EHZ. 2019-09-17T03:05:02.75 0.1 undecidable manual P 56 14.5743 110 -0.13 99
IV.NRCA.HNZ. 2019-09-17T03:05:01.79 0.3 positive manual P 279 5.2947 149 0.01 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.9 0.00123 0.32 AML other m 2019-09-17T03:05:03.72
IV.NRCA.HNE. ML:1.9 0.001155 0.06 AML other m 2019-09-17T03:05:03.69
IV.NRCA.HHN. ML:2.1 0.0019199999999999998 0.12 AML other m 2019-09-17T03:05:03.69
IV.NRCA.HNN. ML:2.1 0.0017549999999999998 0.12 AML other m 2019-09-17T03:05:03.75
IV.MTRA.EHE. ML:1.3 0.00013800000000000002 1.62 AML other m 2019-09-17T03:05:08.89
IV.FDMO.HHN. ML:1.5 0.0001815 0.3 AML other m 2019-09-17T03:05:08.13
IV.FDMO.HHE. ML:1.4 0.000129 0.62 AML other m 2019-09-17T03:05:08.04
IV.MTRA.EHN. ML:1.3 0.000135 0.92 AML other m 2019-09-17T03:05:08.81
IV.CSP1.EHN. ML:1.5 0.000141 0.22 AML other m 2019-09-17T03:05:09.70
IV.GAVE.EHE. ML:1.4 0.00014 1.24 AML other m 2019-09-17T03:05:09.36
IV.LNSS.HHN. ML:1.4 0.0001465 1.46 AML other m 2019-09-17T03:05:10.07
IV.CESI.HHN. ML:1.3 0.0000878 0.26 AML other m 2019-09-17T03:05:10.21
IV.GUMA.HHE. ML:1.9 0.00039400000000000004 0.24 AML other m 2019-09-17T03:05:10.21
IV.LNSS.HHE. ML:1.4 0.0001215 0.36 AML other m 2019-09-17T03:05:10.28
IV.GUMA.HHN. ML:1.8 0.00029000000000000006 0.7 AML other m 2019-09-17T03:05:10.66
IV.GAVE.EHN. ML:1.4 0.0001265 0.36 AML other m 2019-09-17T03:05:10.58
IV.CESI.HHE. ML:1.1 0.00006415 0.62 AML other m 2019-09-17T03:05:10.60
IV.CSP1.EHE. ML:1.4 0.00011485000000000001 1.3 AML other m 2019-09-17T03:05:11.27
IV.CAMP.HHE. ML:1.5 0.00010365 0.2 AML other m 2019-09-17T03:05:11.52
IV.CAMP.HHN. ML:1.1 0.00005155 0.22 AML other m 2019-09-17T03:05:11.55
IV.RM33.EHE. ML:1.3 0.00008145 0.68 AML other m 2019-09-17T03:05:12.23
IV.RM33.EHN. ML:1.3 0.00007439999999999999 0.26 AML other m 2019-09-17T03:05:12.28
IV.TERO.HHN. ML:1.2 0.0000516 0.22 AML other m 2019-09-17T03:05:12.75
IV.TERO.HHE. ML:1.1 0.000041349999999999995 1.48 AML other m 2019-09-17T03:05:13.74
IV.ARRO.EHE. ML:0.9 0.000024550000000000004 0.82 AML other m 2019-09-17T03:05:14.66
IV.ARRO.EHN. ML:0.9 0.000025450000000000002 1.06 AML other m 2019-09-17T03:05:14.72
IV.MNTT.EHE. ML:1.5 0.00009934999999999999 0.88 AML other m 2019-09-17T03:05:15.00
IV.ASSB.HHE. ML:1.0 0.00003205 1.44 AML other m 2019-09-17T03:05:15.78
IV.OFFI.HHN. ML:1.6 0.0001135 0.62 AML other m 2019-09-17T03:05:16.64
IV.ASSB.HHN. ML:1.0 0.000023399999999999996 0.54 AML other m 2019-09-17T03:05:16.39
IV.MNTT.EHN. ML:1.5 0.00009995000000000002 0.26 AML other m 2019-09-17T03:05:16.51
IV.OFFI.HHE. ML:1.3 0.000060150000000000005 0.46 AML other m 2019-09-17T03:05:17.40
IV.EL6.EHE. ML:1.3 0.0000413 1.02 AML other m 2019-09-17T03:05:19.53
IV.EL6.EHN. ML:1.3 0.00004712 1.72 AML other m 2019-09-17T03:05:20.86
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