Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 10-03-2018 and time 00:48:48 (Italy) in region 5 km E Amatrice (RI)

A magnitude ML 2.1 earthquake occured in region: 5 km E Amatrice (RI), on

  • 09-03-2018 23:48:48 (UTC)
  • 10-03-2018 00:48:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6230, 13.3470 at 7 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
Amatrice RI 5 2657 2657
Campotosto AQ 7 542 3199
Accumoli RI 11 667 3866
Capitignano AQ 12 665 4531
Cortino TE 13 656 5187
Crognaleto TE 14 1297 6484
Montereale AQ 14 2581 9065
Cittareale RI 15 482 9547
Rocca Santa Maria TE 16 537 10084
Acquasanta Terme AP 17 2916 13000
Arquata del Tronto AP 17 1178 14178
Fano Adriano TE 18 296 14474
Valle Castellana TE 18 977 15451
Barete AQ 20 737 16188

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km W of Teramo (54892 inhabitants)
30 Km N of L'Aquila (69753 inhabitants)
58 Km E of Terni (111501 inhabitants)
64 Km SE of Foligno (57155 inhabitants)
67 Km W of Montesilvano (53738 inhabitants)
73 Km W of Pescara (121014 inhabitants)
74 Km W of Chieti (51815 inhabitants)
86 Km NE of Guidonia Montecelio (88673 inhabitants)
86 Km NE of Tivoli (56533 inhabitants)
95 Km SE of Perugia (166134 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 2.1 2018-03-09
23:48:48		 42.6228 13.3472 7 2018-03-09
23:56:59		 Sala Sismica INGV-Roma 54487731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-03-09 23:48:48 ± 0.07
Latitude 42.6228 ± 0.0036
Longitude 13.3472 ± 0.0061
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 54487731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 436
Semi-minor axis of confidence ellipse (meter) 300
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 93
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.52700
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 20
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 54487731
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-03-09 23:56:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APEC.HHZ. 2018-03-09T23:49:26.29 3.0 undecidable manual S -0.39 0
IV.PIEI.HHZ. 2018-03-09T23:49:09.58 3.0 positive manual P 0.73 0
IV.MGAB.HHZ. 2018-03-09T23:49:08.93 3.0 positive manual P 2.32 0
IV.PF6.EHZ. 2018-03-09T23:49:07.61 0.3 undecidable manual S 348 58.497 50 0.45 62
IV.MA9.HHZ. 2018-03-09T23:49:07.84 3.0 undecidable manual P 0.64 0
IV.CSP1.EHZ. 2018-03-09T23:49:05.99 0.6 undecidable manual S 348 53.3022 50 0.22 44
IV.OFFI.HHZ. 2018-03-09T23:49:05.44 0.6 undecidable manual S 38 44.2224 50 2.08 17
IV.ARVD.HHZ. 2018-03-09T23:49:05.94 3.0 negative manual P -0.47 0
IV.LPEL.HHZ. 2018-03-09T23:49:04.60 3.0 negative manual P -0.31 0
IV.FOSV.EHZ. 2018-03-09T23:49:04.13 3.0 undecidable manual P 0.16 0
IV.MF5.EHZ. 2018-03-09T23:49:03.27 0.6 undecidable manual S 13 41.5251 50 0.64 40
IV.CING.HHZ. 2018-03-09T23:49:03.03 3.0 undecidable manual P -0.41 0
IV.SRES.HHZ. 2018-03-09T23:49:02.84 3.0 negative manual P 0.57 0
IV.FIAM.HHZ. 2018-03-09T23:49:02.91 0.6 undecidable manual S 206 43.623 50 -0.29 44
IV.INTR.HHZ. 2018-03-09T23:49:02.14 3.0 positive manual P -0.67 0
IV.SNTG.HHZ. 2018-03-09T23:49:01.83 3.0 undecidable manual P -0.36 0
IV.CESX.HHZ. 2018-03-09T23:48:59.44 3.0 negative manual P 0.22 0
IV.MMO1.EHZ. 2018-03-09T23:48:59.04 0.6 undecidable manual S 357 30.747 103 -0.19 46
IV.NRCA.HHZ. 2018-03-09T23:48:58.68 0.6 undecidable manual S 321 30.1476 104 -0.34 45
IV.CESI.HHZ. 2018-03-09T23:48:58.31 3.0 negative manual P -0.12 0
IV.PF6.EHZ. 2018-03-09T23:48:58.70 0.3 undecidable manual P 348 58.497 50 -0.47 62
IV.TRTR.HHZ. 2018-03-09T23:48:58.90 3.0 positive manual P 0.89 0
IV.T0110.HHZ. 2018-03-09T23:48:58.46 3.0 positive manual P -0.08 0
IV.OFFI.HHZ. 2018-03-09T23:48:57.38 0.3 undecidable manual P 38 44.2224 50 0.4 64
IV.GUMA.HHZ. 2018-03-09T23:48:57.62 0.3 undecidable manual P 359 48.8178 50 -0.06 68
IV.T1221.EHZ. 2018-03-09T23:48:57.14 3.0 negative manual P 0 0
IV.LNSS.HHZ. 2018-03-09T23:48:57.45 0.6 undecidable manual S 265 25.1526 106 0.1 47
IV.GIGS.HHZ. 2018-03-09T23:48:57.17 0.3 undecidable manual S 136 26.3514 106 -0.59 63
IV.FAGN.HHZ. 2018-03-09T23:48:57.10 0.6 undecidable manual P 154 44.1225 50 0.14 45
IV.CSP1.EHZ. 2018-03-09T23:48:57.83 0.3 undecidable manual P 348 53.3022 50 -0.55 61
IV.TERO.HNZ. 2018-03-09T23:48:56.07 0.3 undecidable manual S 90 20.9679 109 0.1 71
IV.MF5.EHZ. 2018-03-09T23:48:56.53 0.3 undecidable manual P 13 41.5251 50 -0.03 70
IV.FIAM.HHZ. 2018-03-09T23:48:56.21 0.3 undecidable manual P 206 43.623 50 -0.68 59
IV.ARRO.EHZ. 2018-03-09T23:48:56.91 3.0 negative manual P 0.11 0
IV.MC2.EHZ. 2018-03-09T23:48:54.85 0.3 undecidable manual P 338 34.5432 102 -0.48 64
IV.NRCA.HHZ. 2018-03-09T23:48:54.12 0.3 undecidable manual P 321 30.1476 104 -0.36 67
IV.MTRA.EHZ. 2018-03-09T23:48:54.02 0.3 undecidable manual S 15 15.3735 116 -0.16 71
IV.MMO1.EHZ. 2018-03-09T23:48:54.20 0.3 undecidable manual P 357 30.747 103 -0.39 66
IV.RM33.EHZ. 2018-03-09T23:48:54.97 0.3 undecidable manual S 221 16.6722 114 0.39 68
IV.LNSS.HHZ. 2018-03-09T23:48:53.47 0.3 undecidable manual P 265 25.1526 106 -0.05 72
IV.GIGS.HHZ. 2018-03-09T23:48:53.45 0.3 undecidable manual P 136 26.3514 106 -0.29 68
IV.T1247.HHZ. 2018-03-09T23:48:52.73 0.3 undecidable manual P 191 20.4684 110 0.1 71
IV.RM33.EHZ. 2018-03-09T23:48:52.18 0.1 undecidable manual P 221 16.6722 114 0.27 93
IV.CAMP.HHZ. 2018-03-09T23:48:52.97 0.3 undecidable manual S 152 10.878 124 0.14 72
IV.T1214.EHZ. 2018-03-09T23:48:52.55 0.3 undecidable manual P 323 18.87 111 0.22 70
IV.TERO.HNZ. 2018-03-09T23:48:52.74 0.1 undecidable manual P 90 20.9679 109 0.03 97
IV.MTRA.EHZ. 2018-03-09T23:48:51.76 0.1 undecidable manual P 15 15.3735 116 0.08 97
IV.T1299.HNZ. 2018-03-09T23:48:51.58 0.3 undecidable manual S 283 5.4945 143 0.14 73
IV.CAMP.HHZ. 2018-03-09T23:48:51.09 0.1 undecidable manual P 152 10.878 124 0.19 95
IV.T1299.HNZ. 2018-03-09T23:48:50.41 0.1 undecidable manual P 283 5.4945 143 0.31 94
IV.SMA1.EHZ. 2018-03-09T23:48:49.78 0.1 undecidable manual P 311 1.2987 170 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHE. ML:2.2 0.0020299999999999997 0.62 AML other m 2018-03-09T23:48:53.04
IV.CAMP.HHN. ML:2.1 0.001665 0.62 AML other m 2018-03-09T23:48:53.08
IV.MTRA.EHN. ML:2.5 0.0031849999999999995 0.26 AML other m 2018-03-09T23:48:54.51
IV.MTRA.EHE. ML:2.5 0.003375 0.72 AML other m 2018-03-09T23:48:54.49
IV.GIGS.HHE. ML:2.2 0.0009285 0.62 AML other m 2018-03-09T23:48:57.80
IV.GIGS.HHN. ML:1.9 0.00043 0.4 AML other m 2018-03-09T23:48:57.79
IV.T1214.HNE. ML:2.1 0.000975 0.28 AML other m 2018-03-09T23:48:58.72
IV.T1214.EHE. ML:2.0 0.000903 0.26 AML other m 2018-03-09T23:48:58.73
IV.NRCA.HHN. ML:2.3 0.0009955 0.16 AML other m 2018-03-09T23:48:58.90
IV.NRCA.HNN. ML:2.3 0.000948 0.18 AML other m 2018-03-09T23:48:58.91
IV.LNSS.HHN. ML:2.2 0.0008640000000000001 1.64 AML other m 2018-03-09T23:48:58.99
IV.NRCA.HHE. ML:2.5 0.0016 0.12 AML other m 2018-03-09T23:48:59.91
IV.NRCA.HNE. ML:2.5 0.0014849999999999998 0.12 AML other m 2018-03-09T23:48:59.92
IV.T1214.HNN. ML:2.1 0.0010565 1.66 AML other m 2018-03-09T23:49:00.95
IV.T1214.EHN. ML:2.1 0.0010659999999999999 1.64 AML other m 2018-03-09T23:49:00.95
IV.LNSS.HHE. ML:2.4 0.0016099999999999999 0.44 AML other m 2018-03-09T23:49:00.65
IV.MF5.EHN. ML:2.6 0.0013050000000000002 0.3 AML other m 2018-03-09T23:49:03.71
IV.MF5.EHE. ML:2.6 0.00146 0.46 AML other m 2018-03-09T23:49:04.90
IV.OFFI.HHN. ML:2.6 0.0013050000000000002 0.56 AML other m 2018-03-09T23:49:06.28
IV.CESI.HHN. ML:2.2 0.0003635 1.74 AML other m 2018-03-09T23:49:06.10
IV.OFFI.HHE. ML:2.6 0.00118 0.58 AML other m 2018-03-09T23:49:07.32
IV.T0110.HHN. ML:2.6 0.0008255000000000001 0.42 AML other m 2018-03-09T23:49:07.52
IV.FIAM.HHE. ML:1.8 0.0002265 0.38 AML other m 2018-03-09T23:49:07.22
IV.FIAM.HHN. ML:2.0 0.00028500000000000004 0.72 AML other m 2018-03-09T23:49:08.62
IV.CSP1.EHN. ML:1.5 0.00008585000000000001 0.38 AML other m 2018-03-09T23:49:08.72
IV.T0110.HHE. ML:2.6 0.0007975 0.3 AML other m 2018-03-09T23:49:08.74
IV.CSP1.EHE. ML:1.7 0.00011135000000000001 0.62 AML other m 2018-03-09T23:49:09.37
IV.CESI.HHE. ML:2.1 0.0002755 0.32 AML other m 2018-03-09T23:49:09.43
IV.CESX.HHN. ML:2.0 0.00017749999999999998 0.3 AML other m 2018-03-09T23:49:09.47
IV.PF6.EHE. ML:2.0 0.00022019999999999999 0.36 AML other m 2018-03-09T23:49:09.99
IV.PF6.EHN. ML:1.7 0.0001012 0.58 AML other m 2018-03-09T23:49:11.40
IV.CESX.HHE. ML:1.9 0.000155 0.38 AML other m 2018-03-09T23:49:11.89
IV.INTR.HHE. ML:1.9 0.00009905 0.36 AML other m 2018-03-09T23:49:15.80
IV.CING.HHE. ML:2.2 0.0001865 0.66 AML other m 2018-03-09T23:49:16.98
IV.CING.HHN. ML:2.0 0.0001275 0.28 AML other m 2018-03-09T23:49:17.30
IV.SRES.HHN. ML:1.6 0.00005875 1.54 AML other m 2018-03-09T23:49:17.22
IV.SRES.HHE. ML:1.6 0.0000592 0.72 AML other m 2018-03-09T23:49:17.46
IV.FOSV.EHN. ML:2.0 0.0001075 0.36 AML other m 2018-03-09T23:49:18.44
IV.SNTG.HHN. ML:1.7 0.00007214999999999999 1.44 AML other m 2018-03-09T23:49:19.03
IV.LPEL.HHE. ML:2.2 0.00017299999999999998 0.2 AML other m 2018-03-09T23:49:19.36
IV.FOSV.EHE. ML:1.8 0.0000776 0.42 AML other m 2018-03-09T23:49:19.65
IV.INTR.HHN. ML:2.2 0.000189 1.46 AML other m 2018-03-09T23:49:21.14
IV.LPEL.HHN. ML:2.0 0.000122 1.4 AML other m 2018-03-09T23:49:21.26
IV.SNTG.HHE. ML:1.6 0.000060700000000000005 0.48 AML other m 2018-03-09T23:49:23.50
IV.MA9.HHE. ML:2.3 0.000187 0.46 AML other m 2018-03-09T23:49:28.44
IV.ARVD.HHN. ML:1.7 0.000047149999999999994 0.42 AML other m 2018-03-09T23:49:29.60
IV.ARVD.HHE. ML:1.7 0.000052449999999999994 0.44 AML other m 2018-03-09T23:49:29.44
IV.MA9.HHN. ML:2.2 0.0001265 1 AML other m 2018-03-09T23:49:33.20
IV.PIEI.HHN. ML:1.8 0.0000499 0.52 AML other m 2018-03-09T23:49:34.03
IV.PIEI.HHE. ML:1.8 0.00005135 0.3 AML other m 2018-03-09T23:49:36.76
IV.APEC.HHE. ML:2.0 0.000060899999999999996 0.42 AML other m 2018-03-09T23:49:38.67
IV.APEC.HHN. ML:2.0 0.00007439999999999999 1.58 AML other m 2018-03-09T23:49:41.84
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