Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 01-01-2020 and time 05:10:48 (Italy) in region 5 km SW Norcia (PG)

A magnitude ML 1.9 earthquake occured in region: 5 km SW Norcia (PG), on

  • 01-01-2020 04:10:48 (UTC)
  • 01-01-2020 05:10:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7570, 13.0560 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 5 4957 4957
Cascia PG 5 3217 8174
Poggiodomo PG 11 117 8291
Cerreto di Spoleto PG 13 1075 9366
Preci PG 14 724 10090
Monteleone di Spoleto PG 14 599 10689
Vallo di Nera PG 16 364 11053
Accumoli RI 17 667 11720
Castelsantangelo sul Nera MC 17 281 12001
Cittareale RI 18 482 12483
Sant'Anatolia di Narco PG 18 564 13047
Sellano PG 18 1079 14126
Scheggino PG 19 461 14587
Visso MC 20 1107 15694
Arquata del Tronto AP 20 1178 16872

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km SE of Foligno (57155 inhabitants)
40 Km NE of Terni (111501 inhabitants)
53 Km NW of L'Aquila (69753 inhabitants)
54 Km W of Teramo (54892 inhabitants)
67 Km SE of Perugia (166134 inhabitants)
86 Km E of Viterbo (67173 inhabitants)
88 Km NE of Guidonia Montecelio (88673 inhabitants)
91 Km N of Tivoli (56533 inhabitants)
94 Km W of Montesilvano (53738 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 1.9 2020-01-01
04:10:48		 42.7567 13.0557 10 2020-07-18
21:08:22		 Bollettino Sismico Italiano INGV 76864941
Reviewed
Rev100 		ML 1.9 2020-01-01
04:10:48		 42.7592 13.057 11 2020-01-01
04:16:28		 Sala Sismica INGV-Roma 75157921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-01 04:10:48 ± 0.06
Latitude 42.7567 ± 0.0027
Longitude 13.0557 ± 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 76864941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 348
Semi-minor axis of confidence ellipse (meter) 146
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 253
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 63
Number of defining phases 63
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.08813
Epicentral distance of station farthest from the epicenter (degree) 0.92091
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 39
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 66
Type of magnitude ML
Reference to an origin 76864941
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-27 11:47:31

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 66
Type of magnitude ML
Reference to an origin 75157921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-01 04:16:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2020-01-01T04:11:14.83 0.6 undecidable manual S 354 82.7505 50 1.12 31
IV.EL6.EHZ. 2020-01-01T04:11:09.23 0.6 undecidable manual S 3 63.5919 50 0.63 40
IV.ATCC.EHZ. 2020-01-01T04:11:07.59 0.6 undecidable manual S 325 58.2972 50 0.42 43
IV.NARO.HHZ. 2020-01-01T04:11:06.38 0.3 undecidable manual P 338 102.2199 50 0.15 62
IV.PIEI.HHZ. 2020-01-01T04:11:05.11 0.3 undecidable manual P 334 96.126 50 -0.18 63
IV.SAP2.EHZ. 2020-01-01T04:11:05.12 0.6 undecidable manual S 36 46.9197 50 0.98 35
IV.CERT.HHZ. 2020-01-01T04:11:04.67 0.6 undecidable manual P 184 89.8434 50 0.36 41
IV.ARVD.HHZ. 2020-01-01T04:11:03.12 0.3 undecidable manual P 354 82.7505 50 -0.11 65
IV.MGAB.HHZ. 2020-01-01T04:11:03.04 0.3 undecidable manual P 283 78.6657 50 0.44 61
IV.MF5.EHZ. 2020-01-01T04:11:03.70 0.6 undecidable manual S 52 41.625 50 0.96 36
IV.SRES.HHZ. 2020-01-01T04:11:02.10 0.3 undecidable manual P 218 72.8715 50 0.39 63
IV.GUMA.HHZ. 2020-01-01T04:11:02.88 0.6 undecidable manual S 34 40.8258 50 0.36 45
IV.TRTR.HHZ. 2020-01-01T04:11:02.31 0.3 undecidable manual P 85 70.0743 50 1.03 49
IV.MOMA.HHZ. 2020-01-01T04:11:02.52 0.6 undecidable manual S 278 39.8268 50 0.26 46
IV.VCEL.EHZ. 2020-01-01T04:11:02.64 0.3 undecidable manual P 122 75.6687 50 0.51 61
IT.GNU.HGE. 2020-01-01T04:11:02.57 0.6 undecidable manual S 278 39.8268 50 0.31 45
IV.FAGN.HHZ. 2020-01-01T04:11:01.32 0.6 undecidable manual P 141 69.4749 50 0.14 45
IT.FOPC.HGN. 2020-01-01T04:11:01.81 0.6 undecidable manual S 310 37.1295 50 0.28 46
IV.MURB.HHZ. 2020-01-01T04:11:01.51 0.3 undecidable manual P 323 70.7736 50 0.13 67
IV.CAMP.HHZ. 2020-01-01T04:11:01.61 0.6 undecidable manual S 130 37.8288 50 -0.11 47
IV.EL6.EHZ. 2020-01-01T04:11:00.06 0.1 undecidable manual P 3 63.5919 50 -0.22 88
IV.FOSV.EHZ. 2020-01-01T04:11:00.21 0.1 undecidable manual P 338 64.2912 50 -0.17 89
IV.ATCC.EHZ. 2020-01-01T04:10:59.30 0.1 undecidable manual P 325 58.2972 50 -0.16 91
IV.FDMO.HHZ. 2020-01-01T04:10:59.34 0.6 undecidable manual S 5 31.1466 50 -0.59 43
IV.OFFI.HHZ. 2020-01-01T04:10:59.53 0.1 undecidable manual P 69 54.9006 50 0.59 82
IV.ARRO.EHZ. 2020-01-01T04:10:59.77 0.6 undecidable manual S 230 30.747 50 -0.06 49
IV.RM33.EHZ. 2020-01-01T04:10:59.33 0.6 undecidable manual S 155 30.3474 50 -0.4 45
IV.CESI.HHZ. 2020-01-01T04:10:59.28 0.6 undecidable manual S 336 30.1476 50 -0.38 45
IV.MNTT.EHZ. 2020-01-01T04:10:59.54 0.1 undecidable manual P 52 55.4001 50 0.53 84
IV.MTRA.EHZ. 2020-01-01T04:10:58.39 0.6 undecidable manual S 90 27.75 50 -0.64 42
IT.MTCL.HGZ. 2020-01-01T04:10:58.16 0.6 undecidable manual S 350 26.751 50 -0.58 43
IV.SMA1.EHZ. 2020-01-01T04:10:58.77 0.6 undecidable manual S 121 26.751 50 0.01 49
IV.SNTG.HHZ. 2020-01-01T04:10:58.78 0.3 undecidable manual P 350 56.0994 50 -0.33 66
IV.GIGS.HHZ. 2020-01-01T04:10:58.42 0.3 undecidable manual P 128 54.0015 50 -0.38 65
IV.MMO1.EHZ. 2020-01-01T04:10:58.43 0.6 undecidable manual S 54 27.1506 50 -0.43 45
IV.T1299.HNN. 2020-01-01T04:10:57.63 0.6 undecidable manual S 126 22.9548 113 0.05 49
IV.SAP2.EHZ. 2020-01-01T04:10:57.85 0.3 undecidable manual P 36 46.9197 50 0.15 69
IV.FEMA.HNE. 2020-01-01T04:10:57.23 0.6 undecidable manual S 359 22.755 114 -0.31 47
IV.GUMA.HHZ. 2020-01-01T04:10:56.78 0.1 positive manual P 34 40.8258 50 0.01 96
IV.MOMA.HHZ. 2020-01-01T04:10:56.51 0.1 undecidable manual P 278 39.8268 50 -0.11 95
IV.MF5.EHZ. 2020-01-01T04:10:56.94 0.1 undecidable manual P 52 41.625 50 0.05 95
IT.GNU.HGE. 2020-01-01T04:10:56.71 0.3 undecidable manual P 278 39.8268 50 0.09 71
IV.CESX.HHZ. 2020-01-01T04:10:56.58 0.1 undecidable manual P 247 41.625 50 -0.31 90
IT.FOPC.HGN. 2020-01-01T04:10:56.09 0.3 undecidable manual P 310 37.1295 50 -0.11 71
IV.CAMP.HHZ. 2020-01-01T04:10:56.01 0.3 undecidable manual P 130 37.8288 50 -0.29 68
IV.MC2.EHZ. 2020-01-01T04:10:56.73 0.6 undecidable manual S 32 20.2686 116 -0.03 50
IV.GAVE.EHZ. 2020-01-01T04:10:55.32 0.6 undecidable manual S 242 14.9739 124 0.17 49
IV.LNSS.HHZ. 2020-01-01T04:10:55.80 0.6 undecidable manual S 184 17.0718 120 0.02 50
IV.ARRO.EHZ. 2020-01-01T04:10:55.04 0.1 undecidable manual P 230 30.747 50 -0.17 95
IV.MMO1.EHZ. 2020-01-01T04:10:54.30 0.1 positive manual P 54 27.1506 50 -0.36 92
IV.CESI.HHZ. 2020-01-01T04:10:54.89 0.1 negative manual P 336 30.1476 50 -0.23 94
IV.MTRA.EHZ. 2020-01-01T04:10:54.42 0.1 positive manual P 90 27.75 50 -0.33 92
IV.FDMO.HHZ. 2020-01-01T04:10:54.92 0.1 undecidable manual P 5 31.1466 50 -0.35 91
IT.MTCL.HGZ. 2020-01-01T04:10:54.25 0.1 undecidable manual P 350 26.751 50 -0.34 92
IV.SMA1.EHZ. 2020-01-01T04:10:54.57 0.1 undecidable manual P 121 26.751 50 -0.03 98
IV.RM33.EHZ. 2020-01-01T04:10:54.84 0.1 undecidable manual P 155 30.3474 50 -0.31 92
IV.FEMA.HNE. 2020-01-01T04:10:53.80 0.3 undecidable manual P 359 22.755 114 -0.09 73
IV.NRCA.HNZ. 2020-01-01T04:10:53.64 0.6 undecidable manual S 29 9.7791 136 -0.11 50
IV.MC2.EHZ. 2020-01-01T04:10:53.44 0.1 undecidable manual P 32 20.2686 116 0 100
IV.T1299.HNN. 2020-01-01T04:10:53.88 0.1 undecidable manual P 126 22.9548 113 -0.04 99
IV.LNSS.HHZ. 2020-01-01T04:10:53.00 0.1 undecidable manual P 184 17.0718 120 0.12 98
IV.GAVE.EHZ. 2020-01-01T04:10:52.74 0.1 positive manual P 242 14.9739 124 0.23 96
IV.NRCA.HNZ. 2020-01-01T04:10:51.80 0.1 undecidable manual P 29 9.7791 136 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:2.2 0.002125 0.18 AML other m 2020-01-01T04:10:53.81
IV.NRCA.HHE. ML:2.5 0.004435 0.16 AML other m 2020-01-01T04:10:53.79
IV.NRCA.HNE. ML:2.5 0.004195 0.14 AML other m 2020-01-01T04:10:53.79
IV.NRCA.HNN. ML:2.1 0.00178 1.42 AML other m 2020-01-01T04:10:54.82
IV.GAVE.HNN. ML:2.0 0.0009989999999999999 0.22 AML other m 2020-01-01T04:10:55.63
IV.GAVE.EHN. ML:2.5 0.00316 0.22 AML other m 2020-01-01T04:10:55.64
IV.GAVE.HNE. ML:2.4 0.00262 1.28 AML other m 2020-01-01T04:10:55.16
IV.GAVE.EHE. ML:2.4 0.002625 1.3 AML other m 2020-01-01T04:10:55.16
IV.ARRO.EHE. ML:1.5 0.000162 0.24 AML other m 2020-01-01T04:10:55.96
IV.LNSS.HNE. ML:2.2 0.001365 0.68 AML other m 2020-01-01T04:10:56.07
IV.LNSS.HHN. ML:2.3 0.0017749999999999999 0.74 AML other m 2020-01-01T04:10:56.09
IV.LNSS.HNN. ML:2.3 0.00178 0.72 AML other m 2020-01-01T04:10:56.10
IV.LNSS.HHE. ML:2.2 0.001435 0.16 AML other m 2020-01-01T04:10:56.33
IV.MTRA.EHE. ML:2.0 0.0005660000000000001 0.46 AML other m 2020-01-01T04:10:59.61
IV.MTRA.HNE. ML:2.0 0.000585 0.46 AML other m 2020-01-01T04:10:59.61
IV.CESI.HHE. ML:1.8 0.000303 0.2 AML other m 2020-01-01T04:10:59.61
IV.CESI.HHN. ML:2.2 0.0007235000000000001 0.3 AML other m 2020-01-01T04:10:59.87
IV.FDMO.HHN. ML:2.1 0.000575 1.8 AML other m 2020-01-01T04:10:59.05
IV.SMA1.EHE. ML:1.7 0.00029400000000000004 0.52 AML other m 2020-01-01T04:11:00.28
IV.MTRA.HNN. ML:2.0 0.0005075 0.66 AML other m 2020-01-01T04:11:00.35
IV.MTRA.EHN. ML:2.0 0.00048249999999999996 0.66 AML other m 2020-01-01T04:11:00.35
IV.RM33.EHE. ML:1.8 0.00028100000000000005 0.76 AML other m 2020-01-01T04:11:00.02
IV.FDMO.HHE. ML:1.9 0.000404 0.12 AML other m 2020-01-01T04:11:00.45
IV.ARRO.EHN. ML:1.7 0.000247 0.18 AML other m 2020-01-01T04:11:01.09
IV.SMA1.EHN. ML:1.8 0.000307 0.62 AML other m 2020-01-01T04:11:01.80
IV.RM33.EHN. ML:1.7 0.000217 1.18 AML other m 2020-01-01T04:11:01.13
IV.MOMA.HHN. ML:2.0 0.000316 1.22 AML other m 2020-01-01T04:11:03.82
IV.MOMA.HHE. ML:2.2 0.000521 0.3 AML other m 2020-01-01T04:11:03.34
IV.GUMA.HHN. ML:2.1 0.00041200000000000004 1.02 AML other m 2020-01-01T04:11:03.89
IV.CAMP.HHE. ML:1.1 0.000050799999999999995 0.78 AML other m 2020-01-01T04:11:03.13
IV.MF5.EHE. ML:1.7 0.00016049999999999997 0.38 AML other m 2020-01-01T04:11:04.34
IV.CESX.HHN. ML:1.5 0.00009504999999999999 0.76 AML other m 2020-01-01T04:11:04.74
IV.GUMA.HHE. ML:2.1 0.000398 0.32 AML other m 2020-01-01T04:11:05.36
IV.MF5.EHN. ML:1.6 0.0001385 1.26 AML other m 2020-01-01T04:11:05.92
IV.SAP2.EHE. ML:1.9 0.000209 0.14 AML other m 2020-01-01T04:11:05.92
IV.SAP2.EHN. ML:2.6 0.001265 0.84 AML other m 2020-01-01T04:11:06.64
IV.CAMP.HHN. ML:1.1 0.000051699999999999996 0.98 AML other m 2020-01-01T04:11:06.39
IV.SNTG.HHN. ML:1.7 0.00010735000000000001 0.94 AML other m 2020-01-01T04:11:06.99
IV.GIGS.HHE. ML:1.0 0.000025849999999999998 0.46 AML other m 2020-01-01T04:11:07.59
IV.GIGS.HHN. ML:1.0 0.000023899999999999998 1.16 AML other m 2020-01-01T04:11:07.12
IV.SNTG.HHE. ML:1.7 0.0001205 1.48 AML other m 2020-01-01T04:11:07.03
IV.CESX.HHE. ML:1.6 0.00011949999999999999 0.56 AML other m 2020-01-01T04:11:08.61
IV.ATCC.EHN. ML:1.7 0.00010685 0.66 AML other m 2020-01-01T04:11:09.46
IV.OFFI.HHN. ML:2.1 0.00027949999999999996 0.42 AML other m 2020-01-01T04:11:09.62
IV.OFFI.HHE. ML:2.0 0.0002065 0.76 AML other m 2020-01-01T04:11:09.96
IV.MNTT.EHN. ML:2.1 0.00029400000000000004 1.54 AML other m 2020-01-01T04:11:10.03
IV.ATCC.EHE. ML:1.7 0.00011135000000000001 0.66 AML other m 2020-01-01T04:11:10.61
IV.MNTT.EHE. ML:2.1 0.00028700000000000004 0.72 AML other m 2020-01-01T04:11:10.73
IV.EL6.EHE. ML:2.1 0.000248 1.44 AML other m 2020-01-01T04:11:10.05
IV.EL6.EHN. ML:2.0 0.0001825 0.3 AML other m 2020-01-01T04:11:11.15
IV.FOSV.EHE. ML:1.4 0.00005225 0.52 AML other m 2020-01-01T04:11:12.95
IV.MURB.HHE. ML:2.1 0.00021 0.26 AML other m 2020-01-01T04:11:12.86
IV.FAGN.HHN. ML:1.7 0.00007775 0.28 AML other m 2020-01-01T04:11:14.31
IV.FOSV.EHN. ML:1.5 0.00006425 0.28 AML other m 2020-01-01T04:11:15.31
IV.ARVD.HHN. ML:1.4 0.0000316 0.52 AML other m 2020-01-01T04:11:15.63
IV.VCEL.EHE. ML:2.0 0.00013639999999999998 1.24 AML other m 2020-01-01T04:11:15.98
IV.VCEL.EHN. ML:1.9 0.0001154 0.8 AML other m 2020-01-01T04:11:15.99
IV.ARVD.HHE. ML:1.5 0.00004704999999999999 0.64 AML other m 2020-01-01T04:11:16.00
IV.SRES.HHE. ML:1.4 0.000035699999999999994 0.58 AML other m 2020-01-01T04:11:17.12
IV.MURB.HHN. ML:1.9 0.000123 0.32 AML other m 2020-01-01T04:11:17.54
IV.MGAB.HHE. ML:1.8 0.0000828 1.04 AML other m 2020-01-01T04:11:18.58
IV.MGAB.HHN. ML:1.7 0.00007335 0.28 AML other m 2020-01-01T04:11:18.14
IV.FAGN.HHE. ML:1.6 0.00007395000000000001 0.28 AML other m 2020-01-01T04:11:19.51
IV.PIEI.HHE. ML:1.5 0.00003015 0.28 AML other m 2020-01-01T04:11:21.19
IV.SRES.HHN. ML:1.2 0.000025149999999999998 0.54 AML other m 2020-01-01T04:11:22.49
IV.PIEI.HHN. ML:1.3 0.0000213 0.42 AML other m 2020-01-01T04:11:32.39
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