Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 12-03-2018 and time 07:06:05 (Italy) in region 2 km NE Norcia (PG)

A magnitude ML 2.1 earthquake occured in region: 2 km NE Norcia (PG), on

  • 12-03-2018 06:06:05 (UTC)
  • 12-03-2018 07:06:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8090, 13.1050 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 2 4957 4957
Preci PG 10 724 5681
Castelsantangelo sul Nera MC 10 281 5962
Cascia PG 12 3217 9179
Visso MC 14 1107 10286
Ussita MC 15 444 10730
Cerreto di Spoleto PG 15 1075 11805
Arquata del Tronto AP 16 1178 12983
Sellano PG 17 1079 14062
Accumoli RI 17 667 14729
Poggiodomo PG 18 117 14846
Montegallo AP 19 523 15369

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
52 Km W of Teramo (54892 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
67 Km SE of Perugia (166134 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
97 Km N of Tivoli (56533 inhabitants)
98 Km W of Pescara (121014 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 2.1 2018-03-12
06:06:05		 42.8088 13.1053 10 2019-04-24
14:49:49		 Bollettino Sismico Italiano INGV 66048761
Reviewed
Rev100 		ML 2.1 2018-03-12
06:06:05		 42.8092 13.0982 10 2018-03-12
06:12:53		 Sala Sismica INGV-Roma 54540791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-03-12 06:06:05 ± 0.04
Latitude 42.8088 ± 0.0018
Longitude 13.1053 ± 0.0037
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 66048761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 303
Semi-minor axis of confidence ellipse (meter) 218
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 58
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.02518
Epicentral distance of station farthest from the epicenter (degree) 0.83727
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 80
Type of magnitude ML
Reference to an origin 66048761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-28 14:29:12

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 80
Type of magnitude ML
Reference to an origin 54540791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-03-12 06:12:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2018-03-12T06:06:21.66 0.3 undecidable manual P 330 92.9403 50 0.01 65
IV.ATVO.HHZ. 2018-03-12T06:06:20.59 0.6 undecidable manual P 319 85.1481 50 0.14 43
IV.ARVD.HHZ. 2018-03-12T06:06:19.21 0.6 undecidable manual P 350 77.5668 50 -0.08 44
IV.CAMP.HHZ. 2018-03-12T06:06:18.69 0.6 undecidable manual S 141 39.1275 50 -0.19 46
IV.SSFR.HHZ. 2018-03-12T06:06:18.89 0.3 undecidable manual P 340 74.37 50 0.1 66
IV.ARRO.EHZ. 2018-03-12T06:06:18.78 0.3 undecidable manual S 227 37.629 50 0.3 68
IV.FAGN.HHZ. 2018-03-12T06:06:18.85 0.6 undecidable manual P 147 71.8725 50 0.45 41
IV.GUMA.HHZ. 2018-03-12T06:06:18.01 0.3 undecidable manual S 33 33.744 50 0.55 64
IV.MURB.HHZ. 2018-03-12T06:06:18.12 0.3 undecidable manual P 317 68.9754 50 0.16 66
IV.CING.HHZ. 2018-03-12T06:06:17.04 0.3 undecidable manual P 7 63.2922 50 -0.05 68
IV.RM33.EHZ. 2018-03-12T06:06:17.63 0.1 undecidable manual S 165 34.4433 50 0 96
IV.EL6.EHZ. 2018-03-12T06:06:16.12 0.3 undecidable manual P 360 57.6978 50 -0.11 68
IV.CSP1.EHZ. 2018-03-12T06:06:16.92 0.6 undecidable manual S 14 32.4453 50 -0.17 47
IV.FOSV.EHZ. 2018-03-12T06:06:16.57 0.3 undecidable manual P 333 60.6948 50 -0.12 67
IV.SMA1.EHZ. 2018-03-12T06:06:15.81 0.1 undecidable manual S 136 27.2505 50 0.1 96
IV.SNTG.HHZ. 2018-03-12T06:06:15.06 0.3 undecidable manual P 345 51.2154 50 -0.17 68
IV.ATCC.EHZ. 2018-03-12T06:06:15.98 0.3 undecidable manual P 318 56.2992 50 -0.03 69
IV.T1299.EHZ. 2018-03-12T06:06:15.18 0.1 undecidable manual S 143 24.1536 50 0.29 92
IV.CESI.HHZ. 2018-03-12T06:06:15.50 0.1 undecidable manual S 323 27.1506 50 -0.19 94
IV.GIGS.HHZ. 2018-03-12T06:06:15.32 0.3 undecidable manual P 136 54.9006 50 -0.47 63
IV.LNSS.HHZ. 2018-03-12T06:06:14.66 0.1 undecidable manual S 193 23.4543 50 -0.04 97
IV.MTRA.EHZ. 2018-03-12T06:06:14.58 0.6 undecidable manual S 104 24.4533 50 -0.37 45
IV.CESX.HHZ. 2018-03-12T06:06:14.63 0.3 undecidable manual P 242 47.7189 50 -0.06 70
IV.CAMP.HHZ. 2018-03-12T06:06:13.18 0.1 undecidable manual P 141 39.1275 50 -0.18 92
IV.ARRO.EHZ. 2018-03-12T06:06:13.16 0.3 undecidable manual P 227 37.629 50 0.03 71
IV.MMO1.EHZ. 2018-03-12T06:06:13.52 0.1 undecidable manual S 61 20.6682 117 -0.31 93
IV.MF5.EHZ. 2018-03-12T06:06:13.17 0.3 undecidable manual P 55 34.9428 50 0.45 66
IV.GUMA.HHZ. 2018-03-12T06:06:12.73 0.1 undecidable manual P 33 33.744 50 0.19 93
IV.FEMA.HNZ. 2018-03-12T06:06:12.75 0.3 undecidable manual S 345 17.5713 121 -0.16 72
IV.CSP1.EHZ. 2018-03-12T06:06:12.16 0.1 undecidable manual P 14 32.4453 50 -0.17 94
IV.RM33.EHZ. 2018-03-12T06:06:12.48 0.1 positive manual P 165 34.4433 50 -0.16 93
IV.CESI.HHZ. 2018-03-12T06:06:11.42 0.1 positive manual P 323 27.1506 50 -0.1 96
IV.MC2.EHZ. 2018-03-12T06:06:11.95 0.3 undecidable manual S 31 13.2756 128 0.29 71
IV.SMA1.EHZ. 2018-03-12T06:06:11.46 0.1 positive manual P 136 27.2505 50 -0.07 96
IV.T1299.EHZ. 2018-03-12T06:06:11.18 0.1 positive manual P 143 24.1536 50 0.12 96
IV.MMO1.EHZ. 2018-03-12T06:06:10.36 0.3 undecidable manual P 61 20.6682 117 -0.09 73
IV.LNSS.HHZ. 2018-03-12T06:06:10.93 0.1 undecidable manual P 193 23.4543 50 -0.02 98
IV.MTRA.EHZ. 2018-03-12T06:06:10.91 0.1 undecidable manual P 104 24.4533 50 -0.18 95
IV.NRCA.HHZ. 2018-03-12T06:06:09.46 0.1 undecidable manual S 15 2.7972 165 -0.09 100
IV.MC2.EHZ. 2018-03-12T06:06:09.47 0.1 positive manual P 31 13.2756 128 0.28 94
IV.FEMA.HNZ. 2018-03-12T06:06:09.94 0.1 undecidable manual P 345 17.5713 121 0.03 99
IV.NRCA.HHZ. 2018-03-12T06:06:08.17 0.1 undecidable manual P 15 2.7972 165 0.2 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GUMA.HNN. ML:2.4 0.0009865249 0.4704 AML other m 2018-03-12T06:05:49.94
IV.NRCA.HNE. ML:3.1 0.023427765 0.1504 AML other m 2018-03-12T06:06:09.64
IV.NRCA.HHE. ML:3.2 0.024723890000000002 0.1408 AML other m 2018-03-12T06:06:09.64
IV.NRCA.HHN. ML:2.9 0.014879725 0.1216 AML other m 2018-03-12T06:06:09.63
IV.NRCA.HNN. ML:2.9 0.013838935 0.1312 AML other m 2018-03-12T06:06:09.63
IV.T1214.EHN. ML:2.5 0.004240984 0.128 AML other m 2018-03-12T06:06:11.23
IV.T1214.HNE. ML:2.6 0.005194295000000001 0.208 AML other m 2018-03-12T06:06:11.12
IV.T1214.EHE. ML:2.6 0.0048255035 0.192 AML other m 2018-03-12T06:06:11.13
IV.T1214.HNN. ML:2.5 0.004342242 0.16 AML other m 2018-03-12T06:06:11.92
IV.FEMA.HNN. ML:2.4 0.0019829015 0.1216 AML other m 2018-03-12T06:06:13.19
IV.FEMA.HNE. ML:2.6 0.0034032030000000005 0.2208 AML other m 2018-03-12T06:06:13.34
IV.T1221.EHN. ML:2.0 0.0006000238 0.224 AML other m 2018-03-12T06:06:14.34
IV.T1221.HNN. ML:2.0 0.0006141053000000001 0.224 AML other m 2018-03-12T06:06:14.34
IV.T1221.HNE. ML:1.8 0.00042903905 0.08 AML other m 2018-03-12T06:06:14.98
IV.T1221.EHE. ML:1.8 0.00043413735000000003 0.096 AML other m 2018-03-12T06:06:14.98
IV.LNSS.HHE. ML:2.1 0.0008858753500000001 0.2016 AML other m 2018-03-12T06:06:15.34
IV.T1299.HNN. ML:2.1 0.0008003124 0.1312 AML other m 2018-03-12T06:06:15.45
IV.T1299.EHN. ML:2.1 0.0007628878999999999 0.1184 AML other m 2018-03-12T06:06:15.44
IV.CESI.HHE. ML:2.0 0.0006108742499999999 0.1184 AML other m 2018-03-12T06:06:15.79
IV.LNSS.HHN. ML:2.3 0.00130521345 0.2016 AML other m 2018-03-12T06:06:15.85
IV.CESI.HHN. ML:2.2 0.0008028186 0.1984 AML other m 2018-03-12T06:06:16.64
IV.CSP1.EHE. ML:2.1 0.0005268882500000001 0.2624 AML other m 2018-03-12T06:06:17.55
IV.MTRA.HNE. ML:2.2 0.00089362215 0.2496 AML other m 2018-03-12T06:06:17.91
IV.MTRA.EHN. ML:2.2 0.00105068795 0.3008 AML other m 2018-03-12T06:06:17.85
IV.MTRA.HNN. ML:2.2 0.0010102969000000002 0.2912 AML other m 2018-03-12T06:06:17.85
IV.T1299.EHE. ML:2.0 0.0005684266 0.3392 AML other m 2018-03-12T06:06:18.02
IV.T1299.HNE. ML:1.9 0.00053309515 0.3392 AML other m 2018-03-12T06:06:18.02
IV.RM33.EHN. ML:1.9 0.00036196075 0.1216 AML other m 2018-03-12T06:06:18.21
IV.RM33.HNN. ML:1.9 0.00036211085 0.1216 AML other m 2018-03-12T06:06:18.43
IV.RM33.EHE. ML:2.3 0.000781835 0.1216 AML other m 2018-03-12T06:06:18.63
IV.RM33.HNE. ML:2.3 0.0007939224499999999 0.1312 AML other m 2018-03-12T06:06:18.63
IV.CSP1.EHN. ML:1.7 0.00019996665000000002 1.6224 AML other m 2018-03-12T06:06:18.84
IV.SNTG.HNN. ML:1.9 0.00019657369999999998 1.2 AML other m 2018-03-12T06:06:19.01
IV.MF5.EHE. ML:2.1 0.0005380477500000001 0.24 AML other m 2018-03-12T06:06:19.19
IV.MTRA.EHE. ML:2.2 0.0008803969 0.3008 AML other m 2018-03-12T06:06:19.18
IV.SMA1.EHE. ML:2.4 0.0012123610000000001 0.3808 AML other m 2018-03-12T06:06:19.39
IV.CAMP.HHE. ML:1.7 0.0001836172 0.1792 AML other m 2018-03-12T06:06:19.45
IV.MF5.EHN. ML:2.0 0.00037604519999999994 0.3392 AML other m 2018-03-12T06:06:19.65
IV.ARRO.EHN. ML:1.9 0.0002634653 0.16 AML other m 2018-03-12T06:06:19.49
IV.SMA1.EHN. ML:2.3 0.0010055986000000001 1.5008 AML other m 2018-03-12T06:06:20.01
IV.CAMP.HHN. ML:1.6 0.0001569059 0.2208 AML other m 2018-03-12T06:06:20.89
IV.ARRO.EHE. ML:1.9 0.00032219645 0.1984 AML other m 2018-03-12T06:06:21.24
IV.GUMA.HHE. ML:2.4 0.0009722509999999999 1.4784 AML other m 2018-03-12T06:06:21.23
IV.GUMA.HNE. ML:2.5 0.0012434425 0.4608 AML other m 2018-03-12T06:06:22.25
IV.GUMA.HHN. ML:2.5 0.0012088745 0.4608 AML other m 2018-03-12T06:06:22.27
IV.SNTG.HNE. ML:1.8 0.00014496618 0.352 AML other m 2018-03-12T06:06:22.41
IV.CESX.HHE. ML:2.1 0.00031901769999999997 1.7024 AML other m 2018-03-12T06:06:23.11
IV.CESX.HHN. ML:2.0 0.00029346995 0.1984 AML other m 2018-03-12T06:06:23.11
IV.GIGS.HHE. ML:1.6 0.00008431674 1.8592 AML other m 2018-03-12T06:06:23.07
IV.SNTG.HHE. ML:1.7 0.00014169765000000001 0.1792 AML other m 2018-03-12T06:06:24.61
IV.GIGS.HHN. ML:1.4 0.000062987575 0.1824 AML other m 2018-03-12T06:06:24.43
IV.ATCC.EHN. ML:2.0 0.00023665195 0.1824 AML other m 2018-03-12T06:06:25.73
IV.CING.HHE. ML:1.7 0.00009519812 0.1984 AML other m 2018-03-12T06:06:27.18
IV.SNTG.HHN. ML:1.6 0.00010411421500000001 0.2208 AML other m 2018-03-12T06:06:28.13
IV.FOSV.EHE. ML:1.6 0.00008202729 1.8176 AML other m 2018-03-12T06:06:29.01
IV.ATCC.EHE. ML:2.0 0.00020372055 0.4992 AML other m 2018-03-12T06:06:29.69
IV.MURB.HHE. ML:2.4 0.0004297689 0.2592 AML other m 2018-03-12T06:06:29.68
IV.MURB.HNE. ML:2.4 0.00041468505 0.2272 AML other m 2018-03-12T06:06:29.67
IV.CING.HHN. ML:1.6 0.00007718848 0.2432 AML other m 2018-03-12T06:06:29.72
IV.FAGN.HHN. ML:2.2 0.0002367228 0.32 AML other m 2018-03-12T06:06:31.51
IV.SSFR.HHE. ML:2.2 0.00027160309999999996 1.7984 AML other m 2018-03-12T06:06:31.92
IV.SSFR.HNE. ML:2.3 0.00029554375 1.84 AML other m 2018-03-12T06:06:31.01
IV.SSFR.HHN. ML:2.1 0.00019543474999999998 1.7408 AML other m 2018-03-12T06:06:31.00
IV.MURB.HNN. ML:2.3 0.00031887500000000004 0.3392 AML other m 2018-03-12T06:06:32.29
IV.SSFR.HNN. ML:2.2 0.0002305391 0.1824 AML other m 2018-03-12T06:06:32.13
IV.FOSV.EHN. ML:1.8 0.00012809995 0.4 AML other m 2018-03-12T06:06:32.69
IV.FAGN.HHE. ML:2.1 0.00021081685 0.4416 AML other m 2018-03-12T06:06:32.65
IV.T0110.HHE. ML:2.0 0.000129968955 0.3008 AML other m 2018-03-12T06:06:33.71
IV.ARVD.HHN. ML:1.6 0.000058910115 1.6 AML other m 2018-03-12T06:06:34.83
IV.ARVD.HHE. ML:1.7 0.0000723026 1.7408 AML other m 2018-03-12T06:06:34.94
IV.ATVO.HHE. ML:1.6 0.000050495585000000004 0.3008 AML other m 2018-03-12T06:06:34.43
IV.MURB.HHN. ML:2.2 0.00030573985000000004 0.2784 AML other m 2018-03-12T06:06:36.09
IV.PIEI.HHN. ML:1.6 0.000046416355 0.2368 AML other m 2018-03-12T06:06:36.26
IV.ATVO.HHN. ML:1.7 0.000060625145000000007 0.2816 AML other m 2018-03-12T06:06:37.00
IV.PIEI.HHE. ML:1.7 0.000057849745 0.24 AML other m 2018-03-12T06:06:37.66
IV.T0110.HHN. ML:2.0 0.000116566485 0.4384 AML other m 2018-03-12T06:06:37.80
IV.CERT.HHE. ML:1.9 0.00009047254499999999 0.48 AML other m 2018-03-12T06:06:39.13
IV.CERT.HHN. ML:1.6 0.000044524235000000006 0.2592 AML other m 2018-03-12T06:06:41.02
IV.INTR.HHN. ML:1.9 0.000077445735 0.4608 AML other m 2018-03-12T06:06:46.51
IV.INTR.HHE. ML:1.8 0.00004793637 1.44 AML other m 2018-03-12T06:06:47.22
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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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