Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 07-03-2018 and time 18:44:30 (Italy) in region 6 km E Norcia (PG)

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

  • 07-03-2018 17:44:30 (UTC)
  • 07-03-2018 18:44:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7820, 13.1640 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 12 667 6802
Castelsantangelo sul Nera MC 13 281 7083
Cascia PG 14 3217 10300
Preci PG 15 724 11024
Montegallo AP 15 523 11547
Visso MC 18 1107 12654
Cittareale RI 18 482 13136
Ussita MC 18 444 13580
Montemonaco AP 19 604 14184
Amatrice RI 20 2657 16841

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
49 Km NE of Terni (111501 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
73 Km SE of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
93 Km W of Pescara (121014 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
95 Km NW of Chieti (51815 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
96 Km NE of Tivoli (56533 inhabitants)
97 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 2018-03-07
17:44:30		 42.7818 13.1642 10 2018-03-07
17:49:42		 Sala Sismica INGV-Roma 54409941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-03-07 17:44:30 ± 0.05
Latitude 42.7818 ± 0.0027
Longitude 13.1642 ± 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 54409941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 312
Semi-minor axis of confidence ellipse (meter) 249
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 109
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) 43
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41189
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 19
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 54409941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-03-07 17:49:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T0110.HHZ. 2018-03-07T17:44:56.40 3.0 undecidable manual S -0.16 0
IV.EL6.EHZ. 2018-03-07T17:44:50.55 3.0 undecidable manual S -0.39 0
IV.VIVA.HHZ. 2018-03-07T17:44:50.46 3.0 negative manual P -1.02 0
IV.FIAM.HHZ. 2018-03-07T17:44:49.10 3.0 undecidable manual S -0.84 0
IV.CESX.HHZ. 2018-03-07T17:44:47.47 3.0 undecidable manual S -0.55 0
IV.GUMA.HHZ. 2018-03-07T17:44:43.28 0.3 undecidable manual S 24 34.1436 50 0.4 67
IV.MF5.EHZ. 2018-03-07T17:44:43.27 0.3 undecidable manual S 46 33.1446 50 0.64 62
IV.CESI.HHZ. 2018-03-07T17:44:42.31 0.3 undecidable manual S 320 32.5452 50 -0.15 71
IV.CING.HHZ. 2018-03-07T17:44:42.77 3.0 undecidable manual P -0.23 0
IV.CSP1.EHZ. 2018-03-07T17:44:42.79 0.3 undecidable manual S 5 34.5432 50 -0.21 70
IV.RM33.EHZ. 2018-03-07T17:44:41.74 0.3 undecidable manual S 172 30.5472 50 -0.19 71
IV.SNTG.HHZ. 2018-03-07T17:44:41.19 3.0 undecidable manual P -0.07 0
OB.GAVE.EHZ. 2018-03-07T17:44:40.16 0.3 undecidable manual S 246 24.1536 112 0.16 72
IV.OFFI.HHZ. 2018-03-07T17:44:40.27 0.1 positive manual P 68 45.7209 50 0.63 82
IV.T1221.EHZ. 2018-03-07T17:44:40.81 0.3 undecidable manual S 289 27.2505 109 -0.2 71
IV.EL6.EHZ. 2018-03-07T17:44:40.88 3.0 undecidable manual P -1.29 0
IV.MOMA.HHZ. 2018-03-07T17:44:40.81 3.0 positive manual P 0.7 0
IV.LNSS.HHZ. 2018-03-07T17:44:39.59 0.3 undecidable manual S 207 22.2555 113 0.18 72
IV.T1299.EHZ. 2018-03-07T17:44:38.67 0.3 undecidable manual S 150 18.9699 117 0.3 70
IV.PF6.EHZ. 2018-03-07T17:44:38.37 0.1 positive manual P 4 39.5271 50 -0.33 90
IV.ARRO.EHZ. 2018-03-07T17:44:38.67 3.0 negative manual P 0.03 0
IV.MMO1.EHZ. 2018-03-07T17:44:38.02 0.1 undecidable manual S 45 18.5703 117 -0.23 95
IV.MTRA.HNZ. 2018-03-07T17:44:38.02 0.1 undecidable manual S 98 19.1697 117 -0.4 92
IV.TERO.HHZ. 2018-03-07T17:44:38.42 0.6 undecidable manual P 116 39.9267 50 -0.34 45
IV.RM33.EHZ. 2018-03-07T17:44:37.03 0.1 positive manual P 172 30.5472 50 -0.28 92
IV.GUMA.HHZ. 2018-03-07T17:44:37.89 0.1 positive manual P 24 34.1436 50 0.03 97
IV.MF5.EHZ. 2018-03-07T17:44:37.73 0.3 undecidable manual P 46 33.1446 50 0.02 73
IV.MC2.EHZ. 2018-03-07T17:44:37.38 0.3 undecidable manual S 8 14.4744 123 0.35 70
IV.CESI.HHZ. 2018-03-07T17:44:37.51 0.1 negative manual P 320 32.5452 50 -0.1 96
IV.CSP1.EHZ. 2018-03-07T17:44:37.67 0.1 positive manual P 5 34.5432 50 -0.25 92
OB.GAVE.EHZ. 2018-03-07T17:44:36.25 0.1 positive manual P 246 24.1536 112 0.05 98
IV.T1221.EHZ. 2018-03-07T17:44:36.74 0.1 undecidable manual P 289 27.2505 109 -0.04 98
IV.MTRA.HNZ. 2018-03-07T17:44:35.12 0.1 undecidable manual P 98 19.1697 117 -0.16 97
IV.LNSS.HHZ. 2018-03-07T17:44:35.93 0.1 positive manual P 207 22.2555 113 0.08 98
IV.FEMA.HNZ. 2018-03-07T17:44:35.92 0.1 undecidable manual P 335 22.0668 114 0.11 97
IV.T1299.EHZ. 2018-03-07T17:44:35.50 0.1 undecidable manual P 150 18.9699 117 0.25 95
IV.SMA1.EHZ. 2018-03-07T17:44:35.69 0.3 negative manual P 140 21.867 114 -0.08 73
IV.MMO1.EHZ. 2018-03-07T17:44:35.04 0.1 positive manual P 45 18.5703 117 -0.14 97
IV.NRCA.HNZ. 2018-03-07T17:44:34.97 0.1 undecidable manual S 325 6.993 144 -0.15 99
IV.MC2.EHZ. 2018-03-07T17:44:34.65 0.1 positive manual P 8 14.4744 123 0.17 97
IV.T1214.EHZ. 2018-03-07T17:44:34.54 0.1 undecidable manual S 124 4.3956 155 -0.12 100
IV.T1214.EHZ. 2018-03-07T17:44:33.24 0.1 undecidable manual P 124 4.3956 155 0.13 100
IV.NRCA.HNZ. 2018-03-07T17:44:33.55 0.1 positive manual P 325 6.993 144 0.18 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T1214.EHE. ML:2.3 0.00372 0.28 AML other m 2018-03-07T17:44:34.62
IV.T1214.HNE. ML:2.4 0.004025 0.28 AML other m 2018-03-07T17:44:34.62
IV.NRCA.HNE. ML:2.5 0.0046 1.42 AML other m 2018-03-07T17:44:35.00
IV.NRCA.HHE. ML:2.5 0.0048200000000000005 1.4 AML other m 2018-03-07T17:44:35.00
IV.NRCA.HHN. ML:2.4 0.00405 0.12 AML other m 2018-03-07T17:44:35.06
IV.NRCA.HNN. ML:2.4 0.0038549999999999995 0.12 AML other m 2018-03-07T17:44:35.06
IV.T1214.EHN. ML:2.2 0.003085 0.72 AML other m 2018-03-07T17:44:35.66
IV.T1214.HNN. ML:2.3 0.00346 0.72 AML other m 2018-03-07T17:44:35.66
IV.MTRA.HNN. ML:2.5 0.002505 0.3 AML other m 2018-03-07T17:44:38.59
IV.MTRA.EHN. ML:2.5 0.002385 0.3 AML other m 2018-03-07T17:44:38.59
IV.MTRA.HNE. ML:2.4 0.00193 0.26 AML other m 2018-03-07T17:44:38.43
IV.MTRA.EHE. ML:2.4 0.002065 0.26 AML other m 2018-03-07T17:44:38.43
IV.T1299.HNN. ML:1.7 0.0004075 0.52 AML other m 2018-03-07T17:44:38.99
IV.T1299.HNE. ML:1.8 0.000453 0.9 AML other m 2018-03-07T17:44:38.85
IV.T1299.EHE. ML:1.7 0.00041549999999999996 0.22 AML other m 2018-03-07T17:44:39.40
IV.LNSS.HHN. ML:2.4 0.0018199999999999998 0.26 AML other m 2018-03-07T17:44:39.92
IV.LNSS.HHE. ML:2.5 0.00198 0.26 AML other m 2018-03-07T17:44:39.91
IV.T1299.EHN. ML:1.7 0.0004215 0.78 AML other m 2018-03-07T17:44:40.53
OB.GAVE.EHE. ML:2.5 0.002065 0.56 AML other m 2018-03-07T17:44:40.46
OB.GAVE.HNE. ML:2.5 0.00191 0.56 AML other m 2018-03-07T17:44:40.46
OB.GAVE.HNN. ML:2.0 0.0006580000000000001 0.26 AML other m 2018-03-07T17:44:40.85
OB.GAVE.EHN. ML:2.5 0.0018599999999999999 0.26 AML other m 2018-03-07T17:44:40.85
IV.RM33.HNE. ML:1.9 0.00041400000000000003 0.22 AML other m 2018-03-07T17:44:42.46
IV.CESI.HHE. ML:2.0 0.00044000000000000007 0.58 AML other m 2018-03-07T17:44:42.52
IV.CESI.HHN. ML:2.1 0.0005985000000000001 0.36 AML other m 2018-03-07T17:44:42.53
IV.SMA1.EHN. ML:1.8 0.000389 1.54 AML other m 2018-03-07T17:44:42.89
IV.RM33.HNN. ML:1.7 0.0002505 1.26 AML other m 2018-03-07T17:44:43.27
IV.RM33.EHN. ML:1.8 0.00029049999999999996 1.26 AML other m 2018-03-07T17:44:43.27
IV.CSP1.EHN. ML:1.3 0.0000914 0.22 AML other m 2018-03-07T17:44:43.58
IV.RM33.EHE. ML:1.9 0.00039049999999999995 0.18 AML other m 2018-03-07T17:44:43.50
IV.GUMA.HNN. ML:2.3 0.0008205 1.4 AML other m 2018-03-07T17:44:43.16
IV.GUMA.HHE. ML:2.1 0.0005735 1.38 AML other m 2018-03-07T17:44:44.87
IV.GUMA.HHN. ML:2.2 0.000752 0.26 AML other m 2018-03-07T17:44:44.16
IV.PF6.EHN. ML:1.5 0.00010195 0.44 AML other m 2018-03-07T17:44:44.41
IV.SMA1.EHE. ML:1.8 0.00044050000000000003 0.4 AML other m 2018-03-07T17:44:44.51
IV.CSP1.EHE. ML:1.6 0.00017725 0.64 AML other m 2018-03-07T17:44:44.67
IV.PF6.EHE. ML:1.7 0.000163 1 AML other m 2018-03-07T17:44:44.18
IV.TERO.HHE. ML:1.7 0.00016649999999999998 0.98 AML other m 2018-03-07T17:44:44.69
IV.GUMA.HNE. ML:2.1 0.0005200000000000001 0.58 AML other m 2018-03-07T17:44:45.68
IV.ARRO.EHE. ML:1.8 0.000193 0.14 AML other m 2018-03-07T17:44:45.44
IV.ARRO.EHN. ML:1.8 0.00019350000000000001 0.16 AML other m 2018-03-07T17:44:45.85
IV.TERO.HHN. ML:1.6 0.0001525 0.52 AML other m 2018-03-07T17:44:46.54
IV.MOMA.HHE. ML:2.1 0.00035250000000000006 0.2 AML other m 2018-03-07T17:44:48.56
IV.MOMA.HHN. ML:2.0 0.000263 0.18 AML other m 2018-03-07T17:44:49.05
IV.SNTG.HHE. ML:1.6 0.00009884999999999999 1.26 AML other m 2018-03-07T17:44:49.73
IV.SNTG.HHN. ML:1.6 0.0000894 0.5 AML other m 2018-03-07T17:44:49.57
IV.CESX.HHE. ML:1.6 0.00010469999999999998 0.2 AML other m 2018-03-07T17:44:49.94
IV.FIAM.HHN. ML:1.5 0.00007475 1.2 AML other m 2018-03-07T17:44:50.04
IV.FIAM.HHE. ML:1.6 0.00008075 0.56 AML other m 2018-03-07T17:44:50.41
IV.CESX.HHN. ML:1.7 0.000132 0.3 AML other m 2018-03-07T17:44:51.21
IV.CING.HHN. ML:1.6 0.0000668 1.3 AML other m 2018-03-07T17:44:53.01
IV.CING.HHE. ML:1.6 0.00006415 0.22 AML other m 2018-03-07T17:44:55.34
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
Waveforms Seismic signals in miniseed + resp format Download