Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 28-04-2018 and time 13:00:36 (UTC) in region 3 km SE Monte Cavallo (MC)

A magnitude ML 2.0 earthquake occured in region: 3 km SE Monte Cavallo (MC), on

  • 28-04-2018 13:00:36 (UTC)
  • 28-04-2018 15:00:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9740, 13.0330 at 8 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
Monte Cavallo MC 3 145 145
Visso MC 7 1107 1252
Pieve Torina MC 8 1458 2710
Fiordimonte MC 9 202 2912
Ussita MC 9 444 3356
Preci PG 11 724 4080
Pievebovigliana MC 11 866 4946
Muccia MC 12 915 5861
Fiastra MC 12 559 6420
Sellano PG 13 1079 7499
Serravalle di Chienti MC 13 1070 8569
Castelsantangelo sul Nera MC 13 281 8850
Acquacanina MC 13 121 8971
Bolognola MC 16 142 9113
Camerino MC 18 6974 16087
Cerreto di Spoleto PG 20 1075 17162

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
54 Km E of Perugia (166134 inhabitants)
56 Km NE of Terni (111501 inhabitants)
65 Km NW of Teramo (54892 inhabitants)
75 Km NW of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
97 Km S of Fano (60888 inhabitants)
98 Km NE of Viterbo (67173 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 2018-04-28
13:00:36		 42.9738 13.0332 8 2018-04-28
13:09:51		 Sala Sismica INGV-Roma 56208231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-04-28 13:00:36 ± 0.05
Latitude 42.9738 ± 0.0027
Longitude 13.0332 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 56208231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 267
Semi-minor axis of confidence ellipse (meter) 207
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 283
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
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 57
Number of defining phases 47
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54589
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 24
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 68
Type of magnitude ML
Reference to an origin 56208231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-04-28 13:09:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2018-04-28T13:01:06.41 3.0 positive manual P 4.41 0
IV.IMOL.HNZ. 2018-04-28T13:01:04.02 3.0 undecidable manual Pn -0.97 0
IV.PIEI.HHZ. 2018-04-28T13:01:00.61 3.0 undecidable manual S 0.5 0
IV.SAMA.HHZ. 2018-04-28T13:00:58.59 3.0 undecidable manual P -0.3 0
IV.ATVO.HHZ. 2018-04-28T13:00:58.28 3.0 undecidable manual S 0.02 0
IV.TERO.HHZ. 2018-04-28T13:00:55.74 0.6 undecidable manual S 130 60.5949 50 0.33 43
IV.ARVD.HHZ. 2018-04-28T13:00:55.70 3.0 undecidable manual S 0.2 0
IV.RM33.EHZ. 2018-04-28T13:00:53.53 0.3 undecidable manual S 164 53.6019 50 -0.01 70
IV.CESX.HHZ. 2018-04-28T13:00:53.86 0.6 undecidable manual S 222 54.4011 50 0.1 45
IV.PE3.EHZ. 2018-04-28T13:00:52.78 3.0 undecidable manual P 0.47 0
IV.MOMA.HHZ. 2018-04-28T13:00:51.30 0.3 undecidable manual S 244 42.1245 50 0.84 56
IV.ATCC.EHZ. 2018-04-28T13:00:50.01 0.3 undecidable manual S 306 39.5271 50 0.23 68
IV.MTRA.EHZ. 2018-04-28T13:00:49.17 0.3 undecidable manual S 129 38.1285 50 -0.23 68
IV.PIEI.HHZ. 2018-04-28T13:00:49.33 3.0 positive manual P -0.16 0
IV.FRON.EHZ. 2018-04-28T13:00:48.15 3.0 undecidable manual P 0.15 0
IV.MF5.EHZ. 2018-04-28T13:00:48.94 0.6 undecidable manual S 87 34.6431 103 0.58 42
IV.ASSB.HHZ. 2018-04-28T13:00:47.05 0.3 undecidable manual S 284 31.3464 104 -0.18 70
IV.SNTG.HHZ. 2018-04-28T13:00:47.65 0.3 undecidable manual S 347 32.0457 104 0.16 70
OB.GAVE.EHZ. 2018-04-28T13:00:47.91 0.3 undecidable manual S 200 33.2445 103 0.04 72
IV.TERO.HHZ. 2018-04-28T13:00:46.98 0.3 undecidable manual P 130 60.5949 50 -0.24 66
IV.GUMA.HHZ. 2018-04-28T13:00:46.18 0.3 undecidable manual S 68 26.4513 106 0.59 64
IV.RM33.EHZ. 2018-04-28T13:00:45.60 0.3 undecidable manual P 164 53.6019 50 -0.54 62
IV.MMO1.EHZ. 2018-04-28T13:00:45.07 0.3 undecidable manual S 109 25.2525 107 -0.13 71
IV.CESX.HHZ. 2018-04-28T13:00:45.96 0.3 undecidable manual P 222 54.4011 50 -0.31 65
IV.MURB.HHZ. 2018-04-28T13:00:45.74 0.1 undecidable manual P 308 52.2033 50 -0.18 90
IV.MOMA.HHZ. 2018-04-28T13:00:44.05 0.3 undecidable manual P 244 42.1245 50 -0.31 67
IV.PF6.EHZ. 2018-04-28T13:00:44.31 0.3 undecidable manual S 36 22.3554 109 0.04 73
IV.CING.HHZ. 2018-04-28T13:00:44.65 3.0 positive manual P -0.22 0
IV.MF5.EHZ. 2018-04-28T13:00:43.28 0.3 undecidable manual P 87 34.6431 103 0.13 70
IV.T1221.EHZ. 2018-04-28T13:00:43.85 0.3 undecidable manual S 230 19.6692 112 0.48 67
IV.MTRA.EHZ. 2018-04-28T13:00:43.29 0.3 undecidable manual P 129 38.1285 50 -0.46 65
IV.ATCC.EHZ. 2018-04-28T13:00:43.71 0.3 undecidable manual P 306 39.5271 50 -0.26 68
IV.CSP1.EHZ. 2018-04-28T13:00:43.35 0.3 undecidable manual S 47 19.1697 112 0.16 72
OB.GAVE.EHZ. 2018-04-28T13:00:42.66 1.0 negative manual P 200 33.2445 103 -0.21 23
IV.T1220.EHZ. 2018-04-28T13:00:42.56 0.3 undecidable manual S 17 15.7731 116 0.41 68
IV.MML1.EHZ. 2018-04-28T13:00:42.30 0.3 undecidable manual S 342 16.2726 116 0.01 74
IV.ASSB.HHZ. 2018-04-28T13:00:42.25 0.1 undecidable manual P 284 31.3464 104 -0.25 92
IV.NRCA.HHZ. 2018-04-28T13:00:42.72 0.3 undecidable manual S 157 16.872 115 0.23 71
IV.SNTG.HHZ. 2018-04-28T13:00:42.41 0.1 undecidable manual P 347 32.0457 104 -0.24 92
IV.MC2.EHZ. 2018-04-28T13:00:42.02 0.3 undecidable manual S 119 14.4744 118 0.3 70
IV.MMO1.EHZ. 2018-04-28T13:00:41.18 0.1 undecidable manual P 109 25.2525 107 -0.15 95
IV.GUMA.HHZ. 2018-04-28T13:00:41.69 0.1 undecidable manual P 68 26.4513 106 0.14 95
IV.CESI.HHZ. 2018-04-28T13:00:41.09 0.3 undecidable manual S 288 10.9779 125 0.39 69
IV.CSP1.EHZ. 2018-04-28T13:00:40.19 0.1 undecidable manual P 47 19.1697 112 0.02 98
IV.PF6.EHZ. 2018-04-28T13:00:40.61 0.1 undecidable manual P 36 22.3554 109 -0.18 95
IV.T1221.EHZ. 2018-04-28T13:00:40.51 0.1 undecidable manual P 230 19.6692 112 0.24 94
IV.NRCA.HHZ. 2018-04-28T13:00:39.81 0.3 undecidable manual P 157 16.872 115 0.05 74
IV.FDMO.HHZ. 2018-04-28T13:00:39.60 0.3 undecidable manual S 32 8.1807 133 -0.36 70
IV.MC2.EHZ. 2018-04-28T13:00:39.50 0.1 undecidable manual P 119 14.4744 118 0.18 96
IV.T1219.EHZ. 2018-04-28T13:00:39.93 0.3 undecidable manual S 346 9.3795 130 -0.33 70
IV.T1220.EHZ. 2018-04-28T13:00:39.60 0.1 undecidable manual P 17 15.7731 116 0.04 99
IV.MML1.EHZ. 2018-04-28T13:00:39.77 0.1 undecidable manual P 342 16.2726 116 0.12 97
IV.CESI.HHZ. 2018-04-28T13:00:38.95 0.1 undecidable manual P 288 10.9779 125 0.22 96
IV.FDMO.HHZ. 2018-04-28T13:00:38.26 0.1 undecidable manual P 32 8.1807 133 -0.04 100
IV.T1219.EHZ. 2018-04-28T13:00:38.45 0.1 undecidable manual P 346 9.3795 130 -0.03 100
IV.FEMA.HNZ. 2018-04-28T13:00:38.06 0.1 undecidable manual S 134 1.8981 166 -0.75 83
IV.FEMA.HNZ. 2018-04-28T13:00:37.46 0.1 undecidable manual P 134 1.8981 166 -0.17 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:2.3 0.003355 0.64 AML other m 2018-04-28T13:00:39.79
IV.FDMO.HHE. ML:2.6 0.0066099999999999996 0.14 AML other m 2018-04-28T13:00:39.75
IV.T1219.HNN. ML:2.1 0.001995 0.34 AML other m 2018-04-28T13:00:40.53
IV.T1219.EHN. ML:2.4 0.003845 0.36 AML other m 2018-04-28T13:00:40.54
IV.T1219.EHE. ML:2.4 0.003815 0.44 AML other m 2018-04-28T13:00:40.39
IV.T1219.HNE. ML:2.1 0.0018599999999999999 0.44 AML other m 2018-04-28T13:00:40.39
IV.CESI.HHN. ML:2.7 0.007475 0.18 AML other m 2018-04-28T13:00:41.26
IV.CESI.HHE. ML:2.4 0.003105 0.2 AML other m 2018-04-28T13:00:41.37
IV.T1220.HNE. ML:2.1 0.001285 0.52 AML other m 2018-04-28T13:00:42.69
IV.T1220.EHE. ML:2.4 0.00252 0.52 AML other m 2018-04-28T13:00:42.69
IV.MML1.EHE. ML:1.8 0.0006225 0.82 AML other m 2018-04-28T13:00:42.75
IV.MML1.HNE. ML:1.2 0.00015000000000000001 1 AML other m 2018-04-28T13:00:42.75
IV.NRCA.HHE. ML:2.0 0.0008765000000000001 0.16 AML other m 2018-04-28T13:00:43.08
IV.NRCA.HNE. ML:1.9 0.000794 0.16 AML other m 2018-04-28T13:00:43.08
IV.MML1.EHN. ML:1.9 0.000815 0.22 AML other m 2018-04-28T13:00:43.65
IV.CSP1.EHE. ML:1.8 0.0005430000000000001 0.14 AML other m 2018-04-28T13:00:44.07
IV.T1221.EHN. ML:1.9 0.0006605000000000001 0.26 AML other m 2018-04-28T13:00:44.01
IV.T1221.HNN. ML:1.9 0.0006785 0.26 AML other m 2018-04-28T13:00:44.01
IV.T1221.HNE. ML:1.8 0.0005369999999999999 0.44 AML other m 2018-04-28T13:00:44.02
IV.T1221.EHE. ML:1.8 0.0005480000000000001 0.46 AML other m 2018-04-28T13:00:44.02
IV.MML1.HNN. ML:1.4 0.00021850000000000003 0.68 AML other m 2018-04-28T13:00:44.65
IV.PF6.EHE. ML:2.1 0.000897 0.28 AML other m 2018-04-28T13:00:44.71
IV.PF6.EHN. ML:1.8 0.00038500000000000003 0.08 AML other m 2018-04-28T13:00:44.76
IV.NRCA.HNN. ML:1.9 0.0007325 0.14 AML other m 2018-04-28T13:00:44.78
IV.NRCA.HHN. ML:1.9 0.000804 0.14 AML other m 2018-04-28T13:00:44.85
IV.T1220.HNN. ML:2.1 0.00131 1.32 AML other m 2018-04-28T13:00:45.23
IV.T1220.EHN. ML:2.4 0.002605 1.3 AML other m 2018-04-28T13:00:45.24
IV.CSP1.EHN. ML:1.6 0.00033999999999999997 0.44 AML other m 2018-04-28T13:00:45.59
IV.GUMA.HHE. ML:2.6 0.0022400000000000002 0.26 AML other m 2018-04-28T13:00:46.55
IV.GUMA.HHN. ML:2.7 0.002835 0.24 AML other m 2018-04-28T13:00:46.48
IV.ASSB.HHE. ML:2.3 0.000957 0.12 AML other m 2018-04-28T13:00:47.35
IV.ASSB.HHN. ML:2.4 0.0011909999999999998 0.36 AML other m 2018-04-28T13:00:47.44
OB.GAVE.EHN. ML:2.3 0.0008115 0.3 AML other m 2018-04-28T13:00:48.21
IV.SNTG.HHE. ML:1.9 0.00033899999999999995 0.12 AML other m 2018-04-28T13:00:48.31
IV.SNTG.HHN. ML:1.7 0.000241 0.82 AML other m 2018-04-28T13:00:48.57
OB.GAVE.EHE. ML:2.4 0.0010135 0.2 AML other m 2018-04-28T13:00:48.60
IV.MF5.EHE. ML:2.3 0.000768 0.26 AML other m 2018-04-28T13:00:49.64
IV.ATCC.EHE. ML:1.9 0.0002775 0.36 AML other m 2018-04-28T13:00:50.33
IV.MTRA.HNN. ML:1.9 0.0003105 0.52 AML other m 2018-04-28T13:00:50.63
IV.MF5.EHN. ML:2.0 0.00042249999999999997 1.52 AML other m 2018-04-28T13:00:50.82
IV.MTRA.HNE. ML:1.9 0.0003105 1.24 AML other m 2018-04-28T13:00:51.76
IV.CING.HHE. ML:2.0 0.0002585 0.46 AML other m 2018-04-28T13:00:52.45
IV.CING.HHN. ML:1.9 0.000245 0.9 AML other m 2018-04-28T13:00:52.80
IV.MOMA.HHE. ML:1.8 0.0002145 0.24 AML other m 2018-04-28T13:00:53.40
IV.MOMA.HHN. ML:1.8 0.000216 0.18 AML other m 2018-04-28T13:00:53.36
IV.RM33.EHN. ML:1.7 0.00011949999999999999 1.58 AML other m 2018-04-28T13:00:54.12
IV.RM33.EHE. ML:1.6 0.00010015 1.36 AML other m 2018-04-28T13:00:55.98
IV.CESX.HHE. ML:1.8 0.0001585 0.42 AML other m 2018-04-28T13:00:55.61
IV.ARVD.HHE. ML:1.8 0.00013800000000000002 0.16 AML other m 2018-04-28T13:00:56.34
IV.ARVD.HHN. ML:1.6 0.00008585000000000001 0.18 AML other m 2018-04-28T13:00:56.50
IV.SMA1.EHE. ML:1.8 0.00020500000000000002 0.52 AML other m 2018-04-28T13:00:56.72
IV.CESX.HHN. ML:1.8 0.00014250000000000002 1.48 AML other m 2018-04-28T13:00:57.16
IV.TERO.HHN. ML:1.6 0.00007815 0.24 AML other m 2018-04-28T13:00:57.39
IV.TERO.HHE. ML:1.6 0.0000741 0.44 AML other m 2018-04-28T13:00:57.32
IV.ATCC.EHN. ML:1.8 0.00023299999999999997 0.84 AML other m 2018-04-28T13:00:58.05
IV.ATVO.HHE. ML:1.6 0.0000746 0.26 AML other m 2018-04-28T13:00:58.53
IV.ATVO.HHN. ML:1.6 0.00006445000000000001 0.28 AML other m 2018-04-28T13:00:58.40
IV.FRON.EHE. ML:1.6 0.00007425000000000002 1.2 AML other m 2018-04-28T13:00:58.25
IV.MURB.HHE. ML:2.1 0.000297 0.28 AML other m 2018-04-28T13:00:59.05
IV.SMA1.EHN. ML:1.8 0.0001725 0.38 AML other m 2018-04-28T13:00:59.21
IV.MURB.HHN. ML:2.2 0.00039400000000000004 0.4 AML other m 2018-04-28T13:00:59.05
IV.FRON.EHN. ML:1.8 0.0001107 1.16 AML other m 2018-04-28T13:01:00.10
IV.PIEI.HHN. ML:1.5 0.00004679999999999999 0.58 AML other m 2018-04-28T13:01:03.45
IV.PIEI.HHE. ML:1.7 0.00007944999999999999 0.8 AML other m 2018-04-28T13:01:03.71
IV.IMOL.HNN. ML:3.4 0.0008345000000000001 0.06 AML other m 2018-04-28T13:01:06.20
IV.IMOL.HNE. ML:3.3 0.0007905 0.04 AML other m 2018-04-28T13:01:06.99
IV.PE3.EHE. ML:2.2 0.00020050000000000002 0.6 AML other m 2018-04-28T13:01:08.67
IV.PE3.EHN. ML:2.3 0.00023449999999999998 0.48 AML other m 2018-04-28T13:01:11.37
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
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