Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 04-09-2016 and time 05:55:00 (UTC) in region 6 km E Norcia (PG)

A magnitude ML 2.0 earthquake occured in region: 6 km E Norcia (PG), on

  • 04-09-2016 05:55:00 (UTC)
  • 04-09-2016 07:55:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7780, 13.1690 at 10 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 6 4957 4957
Arquata del Tronto AP 11 1178 6135
Accumoli RI 11 667 6802
Castelsantangelo sul Nera MC 13 281 7083
Cascia PG 14 3217 10300
Montegallo AP 15 523 10823
Preci PG 16 724 11547
Cittareale RI 18 482 12029
Visso MC 18 1107 13136
Ussita MC 19 444 13580
Montemonaco AP 19 604 14184
Amatrice RI 19 2657 16841
Acquasanta Terme AP 20 2916 19757

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
49 Km NE of Terni (111501 inhabitants)
51 Km NW of L'Aquila (69753 inhabitants)
73 Km SE of Perugia (166134 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
92 Km W of Pescara (121014 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
95 Km NW of Chieti (51815 inhabitants)
95 Km NE of Tivoli (56533 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
98 Km SW of Ancona (100861 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 2.0 2016-09-04
05:55:00		 42.778 13.1692 10 2016-09-04
06:22:04		 Sala Sismica INGV-Roma 28229141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-04 05:55:00 ± 0.04
Latitude 42.7780 ± 0.0027
Longitude 13.1692 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 28229141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 312
Semi-minor axis of confidence ellipse (meter) 181
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 63
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 40
Number of associated phases, regardless of their use for origin computation 61
Number of defining phases 60
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.05756
Epicentral distance of station farthest from the epicenter (degree) 0.93619
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 39
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 28229141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-04 06:22:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2016-09-04T05:55:26.99 3.0 undecidable manual S 347 81.9513 50 1.9 0
IV.MPAG.EHZ. 2016-09-04T05:55:18.08 1.0 positive manual P 341 100.0221 50 0.58 19
IV.NARO.HHZ. 2016-09-04T05:55:18.33 0.6 undecidable manual P 333 103.9182 50 0.23 40
IV.ASSB.HHZ. 2016-09-04T05:55:16.95 0.6 undecidable manual S 305 50.8158 50 0.18 45
IV.ATVO.HHZ. 2016-09-04T05:55:16.49 0.6 negative manual P 318 91.1421 50 0.37 40
IV.FRON.EHZ. 2016-09-04T05:55:16.13 1.0 negative manual P 337 89.5437 50 0.25 21
IV.ARVD.HHZ. 2016-09-04T05:55:14.91 1.0 positive manual P 347 81.9513 50 0.2 21
IV.ATFO.HHZ. 2016-09-04T05:55:14.94 0.6 undecidable manual P 324 81.252 50 0.33 41
IV.SSFR.HHZ. 2016-09-04T05:55:14.65 0.3 undecidable manual P 337 79.4649 50 0.32 62
IV.ARRO.EHZ. 2016-09-04T05:55:14.25 0.6 undecidable manual S 236 39.627 50 0.47 43
IV.T0110.HHZ. 2016-09-04T05:55:14.45 1.0 undecidable manual P 141 78.5658 50 0.27 21
IV.GUMA.HHZ. 2016-09-04T05:55:13.12 0.6 undecidable manual S 23 34.3434 50 0.74 39
IV.VCEL.EHZ. 2016-09-04T05:55:13.26 0.3 positive manual P 128 69.375 50 0.49 61
IV.TERO.HHZ. 2016-09-04T05:55:13.41 0.6 undecidable manual S 116 39.4272 50 -0.32 45
IV.FOSV.EHZ. 2016-09-04T05:55:12.40 0.6 positive manual P 330 66.1893 50 0.12 44
IV.CSP1.EHZ. 2016-09-04T05:55:12.50 0.6 undecidable manual S 5 34.9428 50 -0.03 48
IV.CING.HHZ. 2016-09-04T05:55:12.23 0.3 negative manual P 2 66.2781 50 -0.07 67
IV.RM33.EHZ. 2016-09-04T05:55:11.08 0.6 undecidable manual S 173 30.0477 50 -0.16 47
IV.ATCC.EHZ. 2016-09-04T05:55:11.78 1.0 positive manual P 317 62.2932 50 0.1 22
IV.CAMP.HHZ. 2016-09-04T05:55:11.87 0.6 undecidable manual S 144 33.2445 50 -0.21 46
IV.CESI.HHZ. 2016-09-04T05:55:11.96 0.6 undecidable manual S 320 33.1446 50 -0.08 47
IV.EL6.EHZ. 2016-09-04T05:55:11.42 0.6 undecidable manual P 355 61.3941 50 -0.12 45
IV.FIAM.HHZ. 2016-09-04T05:55:10.69 0.6 negative manual P 184 56.6988 50 -0.13 45
IV.SNTG.HHZ. 2016-09-04T05:55:10.63 1.0 negative manual P 341 56.0994 50 -0.09 23
IV.FDMO.HHZ. 2016-09-04T05:55:10.59 0.6 undecidable manual S 347 29.4483 50 -0.48 44
IV.OFFI.HHZ. 2016-09-04T05:55:09.79 0.1 positive manual P 67 45.5211 50 0.7 78
IV.LNSS.HHZ. 2016-09-04T05:55:09.01 0.6 undecidable manual S 208 22.0668 115 0.05 49
IV.GIGS.HHZ. 2016-09-04T05:55:09.17 0.1 undecidable manual P 137 48.8178 50 -0.44 86
IV.T1243.HHZ. 2016-09-04T05:55:09.36 0.6 undecidable manual S 112 24.4533 112 -0.37 45
IV.T1215.EHZ. 2016-09-04T05:55:09.41 0.6 undecidable manual S 276 24.6531 112 -0.36 45
IV.CESX.HHZ. 2016-09-04T05:55:09.94 0.6 undecidable manual P 249 51.1155 50 -0.01 47
IV.ASSB.HHZ. 2016-09-04T05:55:09.78 0.1 positive manual P 305 50.8158 50 -0.13 91
IV.ARRO.EHZ. 2016-09-04T05:55:08.15 0.1 positive manual P 236 39.627 50 -0.03 95
IV.T1299.EHZ. 2016-09-04T05:55:08.23 0.6 undecidable manual S 150 18.4704 119 0.4 45
IV.SMA1.EHZ. 2016-09-04T05:55:08.57 0.6 undecidable manual S 140 21.2676 115 -0.13 48
IV.T1241.HHZ. 2016-09-04T05:55:08.95 0.6 undecidable manual S 68 23.0547 114 -0.31 46
IV.CESI.HHZ. 2016-09-04T05:55:07.07 0.1 undecidable manual P 320 33.1446 50 -0.11 94
IV.T1204.EHZ. 2016-09-04T05:55:07.37 0.6 undecidable manual S 133 16.4724 121 0.12 48
IV.CSP1.EHZ. 2016-09-04T05:55:07.28 0.1 undecidable manual P 5 34.9428 50 -0.18 93
IV.GUMA.HHZ. 2016-09-04T05:55:07.51 0.3 positive manual P 23 34.3434 50 0.14 70
IV.TERO.HHZ. 2016-09-04T05:55:07.77 0.1 positive manual P 116 39.4272 50 -0.38 88
IV.FDMO.HHZ. 2016-09-04T05:55:06.38 0.1 undecidable manual P 347 29.4483 50 -0.23 93
IV.RM33.EHZ. 2016-09-04T05:55:06.60 0.1 positive manual P 173 30.0477 50 -0.11 95
IV.CAMP.HHZ. 2016-09-04T05:55:06.98 0.1 positive manual P 144 33.2445 50 -0.22 92
IV.MC2.EHZ. 2016-09-04T05:55:06.90 0.6 undecidable manual S 6 14.874 124 0.12 49
IV.SMA1.EHZ. 2016-09-04T05:55:05.20 0.1 positive manual P 140 21.2676 115 -0.05 98
IV.T1215.EHZ. 2016-09-04T05:55:05.71 0.1 positive manual P 276 24.6531 112 -0.15 95
IV.T1241.HHZ. 2016-09-04T05:55:05.41 0.1 positive manual P 68 23.0547 114 -0.16 95
IV.T1202.EHZ. 2016-09-04T05:55:05.49 0.3 undecidable manual S 151 9.3795 137 0.16 73
IV.LNSS.HHZ. 2016-09-04T05:55:05.43 0.1 positive manual P 208 22.0668 115 0.03 98
IV.T1244.HNZ. 2016-09-04T05:55:05.84 0.6 undecidable manual S 102 10.7781 133 0.19 48
IV.T1243.HHZ. 2016-09-04T05:55:05.51 0.1 undecidable manual P 112 24.4533 112 -0.33 91
IV.NRCA.HNZ. 2016-09-04T05:55:04.53 0.3 undecidable manual S 324 7.5813 143 -0.4 70
IV.MC2.EHZ. 2016-09-04T05:55:04.26 0.1 negative manual P 6 14.874 124 0.12 97
IV.T1204.EHZ. 2016-09-04T05:55:04.58 0.1 positive manual P 133 16.4724 121 0.17 96
IV.T1299.EHZ. 2016-09-04T05:55:04.97 0.1 undecidable manual P 150 18.4704 119 0.23 94
IV.T1242.HNZ. 2016-09-04T05:55:04.47 0.3 undecidable manual S 27 6.3936 148 -0.21 73
IV.T1244.HNZ. 2016-09-04T05:55:03.72 0.1 negative manual P 102 10.7781 133 0.23 96
IV.T1242.HNZ. 2016-09-04T05:55:03.00 0.1 negative manual P 27 6.3936 148 0.07 100
IV.NRCA.HNZ. 2016-09-04T05:55:03.11 0.1 negative manual P 324 7.5813 143 0.04 100
IV.T1202.EHZ. 2016-09-04T05:55:03.57 0.1 negative manual P 151 9.3795 137 0.27 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHE. ML:1.9 0.000294 0.2 AML other m 2016-09-04T05:55:15.00
IV.ARRO.EHN. ML:2.0 0.000313 0.2 AML other m 2016-09-04T05:55:15.43
IV.ARVD.HHN. ML:1.4 0.0000359 0.12 AML other m 2016-09-04T05:55:26.93
IV.ARVD.HHE. ML:1.6 0.000054199999999999996 1.48 AML other m 2016-09-04T05:55:26.64
IV.ASSB.HHE. ML:1.9 0.0001915 0.14 AML other m 2016-09-04T05:55:17.88
IV.ASSB.HHN. ML:2.0 0.0002415 0.1 AML other m 2016-09-04T05:55:18.66
IV.ATCC.EHN. ML:1.7 0.000107 0.26 AML other m 2016-09-04T05:55:20.85
IV.ATCC.EHE. ML:1.8 0.000122 0.6 AML other m 2016-09-04T05:55:21.88
IV.ATFO.HHE. ML:1.4 0.000037099999999999994 0.56 AML other m 2016-09-04T05:55:30.98
IV.ATFO.HHN. ML:1.5 0.000043349999999999997 0.62 AML other m 2016-09-04T05:55:31.25
IV.ATVO.HHE. ML:1.4 0.0000297 0.46 AML other m 2016-09-04T05:55:35.15
IV.ATVO.HHN. ML:1.3 0.0000266 0.76 AML other m 2016-09-04T05:55:37.38
IV.CAMP.HHE. ML:1.8 0.0002755 0.18 AML other m 2016-09-04T05:55:12.34
IV.CAMP.HHN. ML:1.5 0.000145 0.52 AML other m 2016-09-04T05:55:12.48
IV.CESI.HHE. ML:2.1 0.0005715 0.4 AML other m 2016-09-04T05:55:12.10
IV.CESI.HHN. ML:2.2 0.0007505 0.08 AML other m 2016-09-04T05:55:12.20
IV.CESX.HHN. ML:1.9 0.00021150000000000002 0.26 AML other m 2016-09-04T05:55:18.84
IV.CESX.HHE. ML:1.8 0.000175 0.68 AML other m 2016-09-04T05:55:19.29
IV.CING.HHE. ML:1.8 0.00011049999999999999 1.48 AML other m 2016-09-04T05:55:24.81
IV.CING.HHN. ML:1.7 0.0000926 1.4 AML other m 2016-09-04T05:55:24.00
IV.FAGN.HHE. ML:1.9 0.000132 0.44 AML other m 2016-09-04T05:55:27.45
IV.FDMO.HHN. ML:1.8 0.00028649999999999997 1.06 AML other m 2016-09-04T05:55:12.36
IV.FDMO.HHE. ML:1.8 0.00032399999999999996 0.22 AML other m 2016-09-04T05:55:12.81
IV.FIAM.HHE. ML:1.7 0.00011300000000000001 0.18 AML other m 2016-09-04T05:55:19.18
IV.FIAM.HHN. ML:1.6 0.0000959 0.82 AML other m 2016-09-04T05:55:20.09
IV.GUMA.HHN. ML:2.5 0.0013700000000000001 0.56 AML other m 2016-09-04T05:55:13.80
IV.GUMA.HHE. ML:2.4 0.0009735000000000001 0.14 AML other m 2016-09-04T05:55:13.70
IV.LNSS.HHN. ML:2.8 0.004695 0.74 AML other m 2016-09-04T05:55:09.56
IV.LNSS.HHE. ML:2.8 0.004575 0.16 AML other m 2016-09-04T05:55:09.69
IV.OFFI.HHN. ML:2.1 0.0003785 0.32 AML other m 2016-09-04T05:55:18.15
IV.OFFI.HHE. ML:2.0 0.00027150000000000004 0.36 AML other m 2016-09-04T05:55:19.21
IV.RM33.EHE. ML:2.1 0.000607 0.94 AML other m 2016-09-04T05:55:11.97
IV.RM33.EHN. ML:2.0 0.00046899999999999996 0.14 AML other m 2016-09-04T05:55:11.98
IV.SMA1.EHN. ML:1.9 0.0005655 0.42 AML other m 2016-09-04T05:55:11.17
IV.SMA1.EHE. ML:2.0 0.0006935 0.52 AML other m 2016-09-04T05:55:11.52
IV.SNTG.HHN. ML:1.7 0.00011300000000000001 1.36 AML other m 2016-09-04T05:55:19.34
IV.SNTG.HHE. ML:1.8 0.00014350000000000002 0.12 AML other m 2016-09-04T05:55:19.28
IV.SSFR.HHN. ML:2.1 0.0001605 0.66 AML other m 2016-09-04T05:55:29.85
IV.SSFR.HHE. ML:2.2 0.000194 0.24 AML other m 2016-09-04T05:55:29.85
IV.T0110.HHE. ML:1.7 0.00006385000000000001 1.1 AML other m 2016-09-04T05:55:28.59
IV.T0110.HHN. ML:1.8 0.00009615 0.44 AML other m 2016-09-04T05:55:28.76
IV.T1241.HHN. ML:2.2 0.0011400000000000002 0.36 AML other m 2016-09-04T05:55:09.10
IV.T1241.HHE. ML:2.7 0.003015 0.2 AML other m 2016-09-04T05:55:09.22
IV.T1241.HNE. ML:2.7 0.003125 0.2 AML other m 2016-09-04T05:55:09.22
IV.T1241.HNN. ML:2.2 0.0011459999999999999 0.08 AML other m 2016-09-04T05:55:09.24
IV.T1244.HNE. ML:2.4 0.0033799999999999998 0.5 AML other m 2016-09-04T05:55:06.22
IV.T1244.EHE. ML:2.4 0.003405 0.5 AML other m 2016-09-04T05:55:06.22
IV.T1244.EHN. ML:2.2 0.002085 0.32 AML other m 2016-09-04T05:55:08.52
IV.T1244.HNN. ML:2.2 0.002115 0.34 AML other m 2016-09-04T05:55:08.68
IV.T1299.EHE. ML:2.2 0.001153 0.76 AML other m 2016-09-04T05:55:08.71
IV.T1299.EHN. ML:2.3 0.0015255000000000002 0.12 AML other m 2016-09-04T05:55:08.97
IV.TERO.HHN. ML:2.2 0.0005535000000000001 0.28 AML other m 2016-09-04T05:55:13.64
IV.TERO.HHE. ML:2.1 0.0004445 1.46 AML other m 2016-09-04T05:55:14.48
IV.VCEL.EHN. ML:1.8 0.00012045 0.42 AML other m 2016-09-04T05:55:24.08
IV.VCEL.EHE. ML:1.8 0.00010815 1.06 AML other m 2016-09-04T05:55:26.55
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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