Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 15-11-2018 and time 16:17:50 (Italy) in region 1 km SW Accumoli (RI)

A magnitude ML 2.4 earthquake occured in region: 1 km SW Accumoli (RI), on

  • 15-11-2018 15:17:50 (UTC)
  • 15-11-2018 16:17:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6870, 13.2340 at 11 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
Accumoli RI 2 667 667
Amatrice RI 8 2657 3324
Cittareale RI 10 482 3806
Arquata del Tronto AP 11 1178 4984
Norcia PG 17 4957 9941
Acquasanta Terme AP 17 2916 12857
Montereale AQ 18 2581 15438
Campotosto AQ 18 542 15980
Cascia PG 18 3217 19197
Montegallo AP 19 523 19720
Capitignano AQ 19 665 20385

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km W of Teramo (54892 inhabitants)
40 Km NW of L'Aquila (69753 inhabitants)
50 Km E of Terni (111501 inhabitants)
53 Km SE of Foligno (57155 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
83 Km SE of Perugia (166134 inhabitants)
84 Km W of Pescara (121014 inhabitants)
85 Km W of Chieti (51815 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
88 Km NE of Tivoli (56533 inhabitants)
97 Km E 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
Bulletin
Rev1000 		ML 2.4 2018-11-15
15:17:50		 42.6873 13.2345 11 2019-06-04
09:16:06		 Bollettino Sismico Italiano INGV 64676251
Reviewed
Rev100 		ML 2.3 2018-11-15
15:17:50		 42.6873 13.2282 13 2018-11-15
15:29:52		 Sala Sismica INGV-Roma 63094051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-11-15 15:17:50 ± 0.05
Latitude 42.6873 ± 0.0027
Longitude 13.2345 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 64676251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 356
Semi-minor axis of confidence ellipse (meter) 203
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 232
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 45
Number of associated phases, regardless of their use for origin computation 79
Number of defining phases 67
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) 0.98925
Number of stations at which the event was observed 50
Number of stations from which data was used for origin computation 40
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 56
Type of magnitude ML
Reference to an origin 63094051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-11-15 15:29:52

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 31
Type of magnitude ML
Reference to an origin 64676251
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-14 13:52:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.POPM.HHZ. 2018-11-15T15:18:30.08 3.0 negative manual Pn 2.67 0
IV.APRC.HHZ. 2018-11-15T15:18:29.21 3.0 negative manual Pg 6.3 0
IV.RMP.HHZ. 2018-11-15T15:18:18.67 3.0 undecidable manual S -5.98 0
IV.CPGN.EHZ. 2018-11-15T15:18:16.23 3.0 undecidable manual P 2.13 0
IV.FOSV.EHZ. 2018-11-15T15:18:14.41 0.6 undecidable manual S 330 77.5668 50 0.32 42
IV.MTCE.HHZ. 2018-11-15T15:18:14.13 3.0 undecidable manual S -4.18 0
IV.EL6.EHZ. 2018-11-15T15:18:13.22 0.3 undecidable manual S 351 72.0723 50 0.6 59
IV.GIUL.HHZ. 2018-11-15T15:18:13.30 3.0 negative manual P 1.35 0
IV.T0110.HHZ. 2018-11-15T15:18:12.03 0.3 undecidable manual S 139 67.377 50 0.65 58
IV.SNTG.HHZ. 2018-11-15T15:18:11.78 0.3 undecidable manual S 339 67.377 50 0.42 63
IV.SACS.HHZ. 2018-11-15T15:18:10.96 3.0 undecidable manual P 0
IV.PIEI.HHZ. 2018-11-15T15:18:09.43 0.3 undecidable manual P 329 109.8123 50 0.19 61
IV.MGAB.HHZ. 2018-11-15T15:18:09.47 3.0 undecidable manual P 0
IV.COR1.EHZ. 2018-11-15T15:18:09.34 3.0 positive manual P 0 0
IV.LPEL.HHZ. 2018-11-15T15:18:08.38 0.6 undecidable manual P 132 105.3168 50 -0.16 41
IV.MDAR.HNZ. 2018-11-15T15:18:08.76 0.3 undecidable manual S 352 56.5989 50 0.28 66
IV.CESX.HHZ. 2018-11-15T15:18:08.03 0.3 undecidable manual S 261 53.6019 50 0.34 65
IV.SEF1.HNZ. 2018-11-15T15:18:08.62 0.3 undecidable manual S 336 56.0994 50 0.27 66
IV.FAGN.HHZ. 2018-11-15T15:18:08.39 0.6 undecidable manual S 148 54.8007 50 0.37 43
IV.MOMA.HHZ. 2018-11-15T15:18:08.88 0.3 undecidable manual S 284 55.6998 50 0.63 60
IV.MTCE.HHZ. 2018-11-15T15:18:07.07 3.0 undecidable manual P 0
IV.MML1.HNZ. 2018-11-15T15:18:07.27 0.3 undecidable manual S 336 51.9036 50 0.03 70
IV.SSFR.HHZ. 2018-11-15T15:18:06.23 0.3 undecidable manual P 336 90.8424 50 -0.07 65
IV.INTR.HHZ. 2018-11-15T15:18:06.22 0.6 undecidable manual P 144 92.9403 50 -0.41 40
IV.ARVD.HHZ. 2018-11-15T15:18:06.45 0.3 undecidable manual P 345 93.0402 50 -0.19 63
IV.PF6.EHZ. 2018-11-15T15:18:06.87 0.3 undecidable manual S 356 50.1165 50 0.11 69
IV.CESI.HHZ. 2018-11-15T15:18:05.13 0.3 undecidable manual S 323 44.3223 50 -0.08 70
IV.GUMA.HHZ. 2018-11-15T15:18:05.33 0.3 undecidable manual S 11 42.4242 50 0.61 62
IV.MURB.HHZ. 2018-11-15T15:18:05.94 0.3 undecidable manual P 318 86.0472 50 0.38 61
IV.MF5.EHZ. 2018-11-15T15:18:04.12 0.3 undecidable manual S 29 38.0286 50 0.58 63
IV.CERT.HHZ. 2018-11-15T15:18:04.88 0.3 undecidable manual P 194 84.4488 50 -0.45 60
IV.FOSV.EHZ. 2018-11-15T15:18:04.38 0.3 undecidable manual P 330 77.5668 50 0.12 66
IV.GIGS.HHZ. 2018-11-15T15:18:03.15 0.3 undecidable manual S 133 37.9287 50 -0.36 67
IV.EL6.EHZ. 2018-11-15T15:18:03.23 0.1 undecidable manual P 351 72.0723 50 -0.18 87
IV.FDMO.HHZ. 2018-11-15T15:18:03.95 0.3 undecidable manual S 343 40.5261 50 -0.26 68
IV.SNTG.HHZ. 2018-11-15T15:18:02.44 0.1 undecidable manual P 339 67.377 50 -0.25 87
IV.T0110.HHZ. 2018-11-15T15:18:02.60 0.1 undecidable manual P 139 67.377 50 -0.1 90
IV.FEMA.HNZ. 2018-11-15T15:18:02.27 0.3 undecidable manual S 334 34.0437 50 -0.19 70
IV.SSM1.HNZ. 2018-11-15T15:18:01.47 0.3 undecidable manual P 356 60.2952 50 -0.12 68
IV.MNTP.HNZ. 2018-11-15T15:18:01.02 0.3 undecidable manual P 21 53.4021 50 0.47 64
IV.TERO.HHZ. 2018-11-15T15:18:01.27 0.1 undecidable manual S 103 30.9468 50 -0.39 90
IV.VCEL.EHZ. 2018-11-15T15:18:01.81 0.3 undecidable manual P 123 59.1963 50 0.37 64
IV.ASSB.HHZ. 2018-11-15T15:18:01.67 0.6 undecidable manual P 310 61.1943 50 -0.07 46
IV.GAG1.HNZ. 2018-11-15T15:18:01.72 0.3 undecidable manual P 348 62.5929 50 -0.23 66
IV.GAVE.EHZ. 2018-11-15T15:18:00.43 3.0 undecidable manual S -0.06 0
IV.FAGN.HHZ. 2018-11-15T15:18:00.71 0.3 undecidable manual P 148 54.8007 50 -0.04 70
IV.OFFI.HHZ. 2018-11-15T15:18:00.16 0.1 undecidable manual P 53 45.8208 50 0.78 76
IV.MOMA.HHZ. 2018-11-15T15:18:00.98 0.1 undecidable manual P 284 55.6998 50 0.1 92
IV.MML1.HNZ. 2018-11-15T15:18:00.00 0.3 undecidable manual P 336 51.9036 50 -0.3 66
IV.MDAR.HNZ. 2018-11-15T15:18:00.76 0.3 undecidable manual P 352 56.5989 50 -0.26 66
IV.MC2.EHZ. 2018-11-15T15:18:00.14 0.3 undecidable manual S 352 25.1526 50 0.04 73
IV.CESX.HHZ. 2018-11-15T15:18:00.36 0.3 undecidable manual P 261 53.6019 50 -0.2 67
IV.SEF1.HNZ. 2018-11-15T15:18:00.75 0.1 undecidable manual P 336 56.0994 50 -0.2 90
IV.CAMP.HHZ. 2018-11-15T15:17:59.08 0.1 undecidable manual S 140 22.0668 50 -0.19 95
IV.PF6.EHZ. 2018-11-15T15:17:59.70 0.3 undecidable manual P 356 50.1165 50 -0.33 66
IV.MMO1.EHZ. 2018-11-15T15:17:59.66 0.1 undecidable manual S 18 24.6531 50 -0.32 92
IV.GUMA.HHZ. 2018-11-15T15:17:59.00 0.1 undecidable manual P 11 42.4242 50 0.15 93
IV.RM33.EHZ. 2018-11-15T15:17:58.64 0.3 undecidable manual S 185 19.869 118 0 75
IV.FDMO.HHZ. 2018-11-15T15:17:58.21 0.1 undecidable manual P 343 40.5261 50 -0.35 89
IV.MF5.EHZ. 2018-11-15T15:17:58.36 0.3 undecidable manual P 29 38.0286 50 0.19 70
IV.CESI.HHZ. 2018-11-15T15:17:58.86 0.3 undecidable manual P 323 44.3223 50 -0.27 68
IV.LNSS.HHZ. 2018-11-15T15:17:58.19 0.3 undecidable manual S 239 18.3705 120 -0.02 75
IV.MTRA.HNZ. 2018-11-15T15:17:57.03 0.3 undecidable manual S 60 15.2736 125 -0.26 71
IV.NRCA.HNZ. 2018-11-15T15:17:57.86 0.3 undecidable manual S 329 18.9699 119 -0.51 67
IV.FEMA.HNZ. 2018-11-15T15:17:57.31 0.1 undecidable manual P 334 34.0437 50 -0.24 92
IV.GIGS.HHZ. 2018-11-15T15:17:57.83 0.1 undecidable manual P 133 37.9287 50 -0.32 90
IV.SMA1.EHZ. 2018-11-15T15:17:56.21 0.3 undecidable manual S 127 10.3785 136 0.23 72
IV.MC2.EHZ. 2018-11-15T15:17:56.03 0.1 undecidable manual P 352 25.1526 50 -0.15 96
IV.GAVE.EHZ. 2018-11-15T15:17:56.44 3.0 undecidable manual P 0.07 0
IV.TERO.HHZ. 2018-11-15T15:17:56.83 0.1 undecidable manual P 103 30.9468 50 -0.25 93
IV.LNSS.HHZ. 2018-11-15T15:17:55.12 0.1 undecidable manual P 239 18.3705 120 0.03 99
IV.RM33.EHZ. 2018-11-15T15:17:55.36 0.1 undecidable manual P 185 19.869 118 0.02 99
IV.CAMP.HHZ. 2018-11-15T15:17:55.63 0.1 undecidable manual P 140 22.0668 50 -0.07 98
IV.T1299.HNZ. 2018-11-15T15:17:55.59 0.3 undecidable manual S 147 7.0929 146 0.33 71
IV.NRCA.HNZ. 2018-11-15T15:17:55.01 0.1 undecidable manual P 329 18.9699 119 -0.17 96
IV.MMO1.EHZ. 2018-11-15T15:17:55.88 0.3 undecidable manual P 18 24.6531 50 -0.23 71
IV.SMA1.EHZ. 2018-11-15T15:17:54.09 0.1 undecidable manual P 127 10.3785 136 0.28 95
IV.MTRA.HNZ. 2018-11-15T15:17:54.58 0.1 undecidable manual P 60 15.2736 125 0.02 100
IV.T1299.HNZ. 2018-11-15T15:17:53.82 0.1 undecidable manual P 147 7.0929 146 0.43 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:2.7 0.00408 0.28 AML other m 2018-11-15T15:17:58.43
IV.LNSS.HHE. ML:2.6 0.003025 0.22 AML other m 2018-11-15T15:17:58.45
IV.CAMP.HHN. ML:2.4 0.001695 0.22 AML other m 2018-11-15T15:17:59.19
IV.CAMP.HHE. ML:2.2 0.0010725 0.18 AML other m 2018-11-15T15:17:59.25
IV.GAVE.HNN. ML:2.0 0.0005290000000000001 0.24 AML other m 2018-11-15T15:18:00.88
IV.GAVE.EHN. ML:2.5 0.001645 0.24 AML other m 2018-11-15T15:18:00.76
IV.TERO.HHN. ML:2.4 0.00113 0.62 AML other m 2018-11-15T15:18:02.33
IV.GAVE.HNE. ML:2.5 0.0015699999999999998 0.22 AML other m 2018-11-15T15:18:02.19
IV.GAVE.EHE. ML:2.5 0.001685 0.22 AML other m 2018-11-15T15:18:02.19
IV.TERO.HNN. ML:2.1 0.0005974999999999999 0.2 AML other m 2018-11-15T15:18:02.34
IV.TERO.HHE. ML:2.4 0.00121 0.14 AML other m 2018-11-15T15:18:02.86
IV.TERO.HNE. ML:2.2 0.0007475 0.14 AML other m 2018-11-15T15:18:02.80
IV.FDMO.HHE. ML:2.2 0.000557 0.46 AML other m 2018-11-15T15:18:04.52
IV.MF5.EHN. ML:2.3 0.0007024999999999999 0.36 AML other m 2018-11-15T15:18:04.78
IV.MF5.EHE. ML:2.2 0.0005484425 0.4224 AML other m 2018-11-15T15:18:04.54
IV.CESI.HHN. ML:2.3 0.00066405045 1.7184 AML other m 2018-11-15T15:18:05.05
IV.FDMO.HHN. ML:2.3 0.000737 0.26 AML other m 2018-11-15T15:18:06.36
IV.CESI.HHE. ML:2.2 0.000503 0.2 AML other m 2018-11-15T15:18:07.71
IV.OFFI.HHN. ML:2.6 0.0010761976 1.5008 AML other m 2018-11-15T15:18:08.89
IV.OFFI.HHE. ML:2.5 0.0009413740499999999 0.256 AML other m 2018-11-15T15:18:09.87
IV.FAGN.HHN. ML:2.6 0.0008505 0.24 AML other m 2018-11-15T15:18:11.15
IV.VCEL.EHN. ML:2.6 0.0008694822500000001 1.68 AML other m 2018-11-15T15:18:12.86
IV.T0110.HHN. ML:2.4 0.0004055 0.26 AML other m 2018-11-15T15:18:15.26
IV.EL6.EHE. ML:2.5 0.0004985 0.18 AML other m 2018-11-15T15:18:15.39
IV.EL6.EHN. ML:2.4 0.00045200000000000004 0.48 AML other m 2018-11-15T15:18:15.94
IV.MURB.HNN. ML:2.5 0.00039249999999999995 0.28 AML other m 2018-11-15T15:18:22.59
IV.MURB.HHN. ML:2.6 0.00044750000000000004 0.3 AML other m 2018-11-15T15:18:22.59
IV.MURB.HHE. ML:2.5 0.000418 0.98 AML other m 2018-11-15T15:18:22.42
IV.MURB.HNE. ML:2.5 0.000402 1 AML other m 2018-11-15T15:18:22.42
IV.LPEL.HHE. ML:2.3 0.0001905 0.36 AML other m 2018-11-15T15:18:24.32
IV.LPEL.HHN. ML:2.2 0.00014700000000000002 1.14 AML other m 2018-11-15T15:18:24.26
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