Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 13-09-2019 and time 16:02:25 (Italy) in region 3 km NE Norcia (PG)

A magnitude ML 1.7 earthquake occured in region: 3 km NE Norcia (PG), on

  • 13-09-2019 14:02:25 (UTC)
  • 13-09-2019 16:02:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8120, 13.1230 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 10 281 5238
Preci PG 10 724 5962
Cascia PG 14 3217 9179
Visso MC 14 1107 10286
Ussita MC 15 444 10730
Arquata del Tronto AP 15 1178 11908
Accumoli RI 17 667 12575
Cerreto di Spoleto PG 17 1075 13650
Montegallo AP 18 523 14173
Sellano PG 18 1079 15252
Poggiodomo PG 19 117 15369
Montemonaco AP 19 604 15973

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
48 Km NE of Terni (111501 inhabitants)
51 Km W of Teramo (54892 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
68 Km E of Perugia (166134 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km W of Pescara (121014 inhabitants)
98 Km N of Tivoli (56533 inhabitants)
100 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 1.7 2019-09-13
14:02:25		 42.8122 13.123 11 2020-02-28
16:41:52		 Bollettino Sismico Italiano INGV 72693341
Reviewed
Rev100 		ML 1.6 2019-09-13
14:02:25		 42.8112 13.1248 10 2019-09-13
14:13:08		 Sala Sismica INGV-Roma 72363981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-13 14:02:25 ± 0.04
Latitude 42.8122 ± 0.0018
Longitude 13.1230 ± 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 72693341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 254
Semi-minor axis of confidence ellipse (meter) 163
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 75
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) 45
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 42
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) 0.69787
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 54
Type of magnitude ML
Reference to an origin 72693341
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-23 11:32:10

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 48
Type of magnitude ML
Reference to an origin 72363981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-13 14:13:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.VNF1.HGZ. 2019-09-13T14:03:11.18 3.0 undecidable manual S -1.74 0
IV.RIBO.EHZ.01 2019-09-13T14:02:54.73 3.0 negative manual Pn 1.9 0
IV.OSSC.HHZ. 2019-09-13T14:02:53.73 3.0 positive manual Pn 0.69 0
IT.VNF1.HGZ. 2019-09-13T14:02:52.23 3.0 negative manual P 0.01 0
IV.ARVD.HHZ. 2019-09-13T14:02:38.92 0.3 undecidable manual P 349 77.4669 50 -0.09 66
IV.MML1.HNE. 2019-09-13T14:02:37.55 0.3 undecidable manual S 340 35.6421 50 -0.12 71
IV.MURB.HHZ. 2019-09-13T14:02:37.90 0.3 undecidable manual P 316 69.6747 50 0.09 67
IV.GUMA.HHZ. 2019-09-13T14:02:37.37 0.3 undecidable manual S 32 32.745 50 0.48 66
IV.PF6.EHN. 2019-09-13T14:02:37.71 0.1 undecidable manual S 9 36.6411 50 -0.22 92
IV.CSP1.EHZ. 2019-09-13T14:02:36.50 0.3 undecidable manual S 12 31.746 50 -0.13 71
IV.SMA1.EHZ. 2019-09-13T14:02:35.28 0.3 undecidable manual S 139 26.5512 50 0.03 73
IV.CESI.HHZ. 2019-09-13T14:02:35.52 0.3 undecidable manual S 320 27.75 50 -0.06 73
IV.EL6.EHZ. 2019-09-13T14:02:35.92 0.1 undecidable manual P 358 57.3981 50 0 93
IV.LNSS.HHZ. 2019-09-13T14:02:34.67 0.3 undecidable manual S 196 24.1536 50 0.06 73
IV.ASSB.HHZ. 2019-09-13T14:02:34.14 0.3 undecidable manual P 304 45.5211 50 0.05 70
IV.T1299.HNN. 2019-09-13T14:02:34.58 0.1 undecidable manual S 147 23.6541 50 0.12 96
IV.FDMO.HHZ. 2019-09-13T14:02:34.56 0.3 undecidable manual S 353 25.0527 50 -0.29 69
IV.MNTT.EHZ. 2019-09-13T14:02:34.81 0.3 undecidable manual P 54 47.3193 50 0.44 65
IV.MTRA.EHZ. 2019-09-13T14:02:34.05 0.3 undecidable manual S 105 23.0547 50 -0.28 70
IV.MOMA.HHZ. 2019-09-13T14:02:34.29 0.3 undecidable manual P 269 45.0216 50 0.28 67
IV.GAVE.EHZ. 2019-09-13T14:02:34.20 0.3 undecidable manual S 235 22.8549 50 -0.07 73
IV.TERO.HHZ. 2019-09-13T14:02:33.87 0.3 undecidable manual P 118 44.4222 50 -0.05 71
IV.SAP2.EHE. 2019-09-13T14:02:33.42 0.3 undecidable manual P 35 38.7279 50 0.38 67
IV.ARRO.EHZ. 2019-09-13T14:02:33.12 0.1 undecidable manual P 229 38.9277 50 0.05 95
IV.CAMP.HHZ. 2019-09-13T14:02:32.73 0.1 undecidable manual P 143 38.5281 50 -0.28 91
IV.MMO1.EHZ. 2019-09-13T14:02:32.92 0.1 undecidable manual S 60 19.1697 119 -0.26 94
IV.GUMA.HHZ. 2019-09-13T14:02:32.36 0.1 undecidable manual P 32 32.745 50 0.25 92
IV.PF6.EHN. 2019-09-13T14:02:32.58 0.1 undecidable manual P 9 36.6411 50 -0.13 94
IV.MML1.HNE. 2019-09-13T14:02:32.43 0.1 undecidable manual P 340 35.6421 50 -0.13 94
IV.MF5.EHZ. 2019-09-13T14:02:32.56 0.1 undecidable manual P 54 33.6441 50 0.31 91
IV.RM33.EHZ. 2019-09-13T14:02:32.26 0.1 undecidable manual P 167 34.4433 50 -0.12 95
IV.MC2.EHZ. 2019-09-13T14:02:31.30 0.3 undecidable manual S 26 12.2766 131 0.11 74
IV.CESI.HHZ. 2019-09-13T14:02:31.40 0.1 positive manual P 320 27.75 50 0.04 97
IV.CSP1.EHZ. 2019-09-13T14:02:31.90 0.1 undecidable manual P 12 31.746 50 -0.06 96
IV.SMA1.EHZ. 2019-09-13T14:02:31.12 0.3 undecidable manual P 139 26.5512 50 -0.04 73
IV.GAVE.EHZ. 2019-09-13T14:02:30.63 0.1 undecidable manual P 235 22.8549 50 0.03 98
IT.MTCL.HGZ. 2019-09-13T14:02:30.46 0.1 undecidable manual P 334 22.5552 50 -0.08 97
IV.LNSS.HHZ. 2019-09-13T14:02:30.74 0.1 positive manual P 196 24.1536 50 -0.06 97
IV.T1299.HNN. 2019-09-13T14:02:30.77 0.1 undecidable manual P 147 23.6541 50 0.06 97
IV.FDMO.HHZ. 2019-09-13T14:02:30.87 0.1 positive manual P 353 25.0527 50 -0.06 97
IV.MTRA.EHZ. 2019-09-13T14:02:30.52 0.3 undecidable manual P 105 23.0547 50 -0.11 72
IV.MC2.EHZ. 2019-09-13T14:02:29.05 0.1 positive manual P 26 12.2766 131 0.23 96
IV.MMO1.EHZ. 2019-09-13T14:02:29.86 0.1 undecidable manual P 60 19.1697 119 -0.11 97
IV.NRCA.HHZ. 2019-09-13T14:02:29.09 0.3 undecidable manual S 343 2.4975 167 -0.25 73
IV.FEMA.HNE. 2019-09-13T14:02:29.81 0.1 undecidable manual P 340 17.6712 121 0.1 98
IV.NRCA.HHZ. 2019-09-13T14:02:27.86 0.1 undecidable manual P 343 2.4975 167 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:2.5 0.006374604 0.1408 AML other m 2019-09-13T14:02:29.22
IV.NRCA.HNN. ML:2.5 0.006030550500000001 0.1536 AML other m 2019-09-13T14:02:29.23
IV.NRCA.HHE. ML:2.4 0.003940432 0.1152 AML other m 2019-09-13T14:02:29.58
IV.NRCA.HNE. ML:2.3 0.0036553535000000002 0.1408 AML other m 2019-09-13T14:02:29.58
IV.GAVE.EHE. ML:1.9 0.00051063965 0.1984 AML other m 2019-09-13T14:02:34.68
IV.GAVE.HNE. ML:1.9 0.0005110839 0.2048 AML other m 2019-09-13T14:02:34.68
IV.GAVE.EHN. ML:1.9 0.00046214845000000005 1.7632 AML other m 2019-09-13T14:02:34.04
IV.LNSS.HHN. ML:2.0 0.00069463825 1.84 AML other m 2019-09-13T14:02:35.02
IV.LNSS.HNN. ML:2.0 0.00062029525 1.84 AML other m 2019-09-13T14:02:35.02
IV.FDMO.HHN. ML:1.8 0.00036711605000000003 0.2816 AML other m 2019-09-13T14:02:35.34
IV.LNSS.HHE. ML:2.3 0.0011170678999999999 0.1216 AML other m 2019-09-13T14:02:35.15
IV.MTRA.EHE. ML:1.5 0.0002081852 0.0832 AML other m 2019-09-13T14:02:35.38
IV.LNSS.HNE. ML:2.2 0.00096325335 0.1408 AML other m 2019-09-13T14:02:35.42
IV.MTRA.HNE. ML:1.5 0.00021104355000000003 0.1152 AML other m 2019-09-13T14:02:35.38
IV.FDMO.HHE. ML:1.6 0.00022914425 0.1344 AML other m 2019-09-13T14:02:35.69
IV.MTRA.EHN. ML:1.5 0.00021786115 0.1792 AML other m 2019-09-13T14:02:35.75
IV.MTRA.HNN. ML:1.5 0.00020640275000000002 0.1728 AML other m 2019-09-13T14:02:35.75
IV.GAVE.HNN. ML:1.4 0.0001440209 0.2304 AML other m 2019-09-13T14:02:35.84
IV.CESI.HNN. ML:1.8 0.0003054808 1.7504 AML other m 2019-09-13T14:02:36.03
IV.CESI.HHN. ML:1.7 0.00028039369999999995 1.7376 AML other m 2019-09-13T14:02:36.90
IV.CESI.HHE. ML:1.4 0.000137189735 1.9168 AML other m 2019-09-13T14:02:36.03
IV.CESI.HNE. ML:1.3 0.00010350788999999999 0.0832 AML other m 2019-09-13T14:02:36.18
IV.CSP1.EHN. ML:1.8 0.0002758881 0.1216 AML other m 2019-09-13T14:02:36.86
IV.CSP1.EHE. ML:1.8 0.00031466225000000003 0.1024 AML other m 2019-09-13T14:02:37.49
IV.GUMA.HNN. ML:2.0 0.0004528291 0.1408 AML other m 2019-09-13T14:02:37.58
IV.SMA1.EHE. ML:1.6 0.0002444267 0.224 AML other m 2019-09-13T14:02:37.84
IV.RM33.HNE. ML:1.4 0.000098585915 1.7952 AML other m 2019-09-13T14:02:37.96
IV.RM33.EHE. ML:1.4 0.000104580245 1.8016 AML other m 2019-09-13T14:02:37.97
IV.RM33.HNN. ML:1.6 0.00015926088999999998 1.7824 AML other m 2019-09-13T14:02:38.97
IV.RM33.EHN. ML:1.4 0.00010496368 0.1024 AML other m 2019-09-13T14:02:38.08
IV.SMA1.EHN. ML:1.4 0.000142610675 0.16 AML other m 2019-09-13T14:02:38.06
IV.GUMA.HHN. ML:2.0 0.00046926425 0.1984 AML other m 2019-09-13T14:02:38.13
IV.CAMP.HHN. ML:1.0 0.000035280679999999994 0.224 AML other m 2019-09-13T14:02:38.49
IV.MF5.EHE. ML:1.7 0.00020103907999999998 0.2752 AML other m 2019-09-13T14:02:38.46
IV.CAMP.HHE. ML:1.1 0.000046624455 0.1856 AML other m 2019-09-13T14:02:38.48
IV.MF5.EHN. ML:1.6 0.00017039825 0.2816 AML other m 2019-09-13T14:02:38.63
IV.ARRO.EHE. ML:1.3 0.00007123031 1.776 AML other m 2019-09-13T14:02:39.94
IV.GUMA.HHE. ML:1.9 0.00034905874999999995 0.2432 AML other m 2019-09-13T14:02:39.52
IV.GUMA.HNE. ML:2.0 0.0004621397 0.3776 AML other m 2019-09-13T14:02:39.52
IV.ARRO.EHN. ML:1.4 0.00009087659500000001 0.3008 AML other m 2019-09-13T14:02:40.22
IV.TERO.HHE. ML:1.2 0.000047752434999999996 0.0768 AML other m 2019-09-13T14:02:40.71
IV.TERO.HHN. ML:1.4 0.00007232428500000001 0.0768 AML other m 2019-09-13T14:02:41.65
IV.MOMA.HHN. ML:1.3 0.000055720515 0.2368 AML other m 2019-09-13T14:02:41.92
IV.ASSB.HHN. ML:1.2 0.000042625209999999994 0.224 AML other m 2019-09-13T14:02:42.48
IV.MOMA.HHE. ML:1.4 0.00007073283999999999 0.1792 AML other m 2019-09-13T14:02:42.83
IV.ASSB.HHE. ML:1.2 0.000045541205000000004 0.16 AML other m 2019-09-13T14:02:43.52
IV.MNTT.EHN. ML:2.1 0.0003694166 0.32 AML other m 2019-09-13T14:02:44.81
IV.MNTT.EHE. ML:2.1 0.00032219385 1.7184 AML other m 2019-09-13T14:02:45.99
IV.EL6.EHE. ML:1.8 0.00013229852 0.16 AML other m 2019-09-13T14:02:45.30
IV.EL6.EHN. ML:1.9 0.000159117435 0.1792 AML other m 2019-09-13T14:02:45.26
IV.MURB.HHN. ML:1.6 0.00006419847 0.2368 AML other m 2019-09-13T14:02:51.71
IV.ARVD.HHN. ML:1.2 0.000025071335 0.1152 AML other m 2019-09-13T14:02:52.40
IV.ARVD.HHE. ML:1.2 0.00002412334 0.1408 AML other m 2019-09-13T14:02:52.34
IV.MURB.HHE. ML:1.8 0.000104517025 0.2176 AML other m 2019-09-13T14:02:53.24
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