Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 18-10-2018 and time 13:47:28 (UTC) in region 6 km W Montefortino (FM)

A magnitude ML 2.0 earthquake occured in region: 6 km W Montefortino (FM), on

  • 18-10-2018 13:47:28 (UTC)
  • 18-10-2018 15:47:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9390, 13.2700 at 25 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
Montefortino FM 6 1178 1178
Montemonaco AP 6 604 1782
Bolognola MC 7 142 1924
Amandola FM 9 3629 5553
Castelsantangelo sul Nera MC 11 281 5834
Ussita MC 11 444 6278
Sarnano MC 11 3264 9542
Montegallo AP 12 523 10065
Comunanza AP 12 3166 13231
Acquacanina MC 13 121 13352
Fiastra MC 14 559 13911
Visso MC 15 1107 15018
Gualdo MC 15 815 15833
Palmiano AP 16 196 16029
Smerillo FM 16 365 16394
Montefalcone Appennino FM 16 424 16818
Monte San Martino MC 17 765 17583
Penna San Giovanni MC 18 1108 18691
Force AP 18 1354 20045
Fiordimonte MC 18 202 20247
Arquata del Tronto AP 19 1178 21425
Roccafluvione AP 19 2010 23435
Cessapalombo MC 19 512 23947
San Ginesio MC 19 3498 27445
Venarotta AP 19 2066 29511
Preci PG 20 724 30235

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km E of Foligno (57155 inhabitants)
47 Km NW of Teramo (54892 inhabitants)
66 Km NE of Terni (111501 inhabitants)
66 Km N of L'Aquila (69753 inhabitants)
74 Km E of Perugia (166134 inhabitants)
78 Km S of Ancona (100861 inhabitants)
86 Km NW of Montesilvano (53738 inhabitants)
93 Km NW of Pescara (121014 inhabitants)
98 Km NW of Chieti (51815 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 2.0 2018-10-18
13:47:28		 42.9388 13.2703 25 2019-06-04
09:16:03		 Bollettino Sismico Italiano INGV 63921501
Reviewed
Rev100 		ML 2.0 2018-10-18
13:47:27		 42.9422 13.2708 26 2018-10-18
14:01:31		 Sala Sismica INGV-Roma 62083451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-10-18 13:47:28 ± 0.1
Latitude 42.9388 ± 0.0036
Longitude 13.2703 ± 0.0061
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 63921501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 548
Semi-minor axis of confidence ellipse (meter) 154
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 239
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 50
Number of associated phases, regardless of their use for origin computation 60
Number of defining phases 44
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.80130
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 35
Type of magnitude ML
Reference to an origin 63921501
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-30 09:23:21

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 39
Type of magnitude ML
Reference to an origin 62083451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-10-18 14:01:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CR.STON.BHZ. 2018-10-18T13:49:13.90 3.0 undecidable manual Sg 17.66 0
IV.EUCT.HNZ. 2018-10-18T13:49:12.56 3.0 undecidable manual Sn 4.94 0
SL.LJU.BHZ. 2018-10-18T13:49:07.22 3.0 undecidable manual Sg 11.88 0
IV.CADC.HNZ. 2018-10-18T13:49:00.70 3.0 undecidable manual Sn 1.89 0
GU.RNCA.HHZ. 2018-10-18T13:49:00.46 3.0 undecidable manual Sn -0.91 0
IV.PLMA.HHZ. 2018-10-18T13:48:52.82 3.0 undecidable manual Sg 10.1 0
IV.EUCT.HNZ. 2018-10-18T13:48:38.97 3.0 undecidable manual Pg 15 0
IV.CPOZ.HHZ. 2018-10-18T13:48:32.62 3.0 undecidable manual Sg 1.99 0
IV.PTRJ.HNZ. 2018-10-18T13:48:26.58 3.0 undecidable manual Sg 5.13 0
NI.PALA.HHZ. 2018-10-18T13:48:26.95 3.0 negative manual Pg 8.79 0
IV.IMOL.HNZ. 2018-10-18T13:48:26.77 3.0 undecidable manual Sg 6.55 0
IV.TREG.HNZ. 2018-10-18T13:48:24.50 3.0 undecidable manual Pg 10.77 0
GE.MATE.HHZ. 2018-10-18T13:48:18.69 3.0 negative manual Pn -1.44 0
IV.SBPO.HNZ. 2018-10-18T13:48:15.55 3.0 positive manual Pg 5.77 0
IV.PTRJ.HNZ. 2018-10-18T13:47:57.88 3.0 undecidable manual Pn -0.15 0
IV.FIAM.HHZ. 2018-10-18T13:47:51.88 0.6 undecidable manual S 190 75.4689 102 0.78 35
IV.SSFR.HHZ. 2018-10-18T13:47:49.80 0.3 undecidable manual S 325 67.8765 104 0.68 57
IV.ATCC.EHZ. 2018-10-18T13:47:47.12 0.3 undecidable manual S 298 57.8976 107 0.55 60
IV.RM33.EHZ. 2018-10-18T13:47:44.50 0.1 undecidable manual S 185 47.9187 111 0.47 85
IV.EL6.EHZ. 2018-10-18T13:47:43.94 0.6 undecidable manual S 343 45.4212 112 0.53 42
IV.CAMP.HHZ. 2018-10-18T13:47:43.66 0.6 undecidable manual S 166 46.1205 112 0.07 46
IV.T0110.HHZ. 2018-10-18T13:47:43.24 0.3 undecidable manual P 152 88.9443 100 -0.17 63
IV.TERO.HHZ. 2018-10-18T13:47:43.64 0.6 undecidable manual S 142 44.3223 113 0.49 43
IV.LNSS.HHZ. 2018-10-18T13:47:42.84 0.6 undecidable manual S 207 41.7249 114 0.33 44
IV.FIAM.HHZ. 2018-10-18T13:47:41.13 0.3 undecidable manual P 190 75.4689 102 -0.25 64
IV.ARVD.HHZ. 2018-10-18T13:47:40.07 0.1 positive manual P 337 67.4769 104 -0.11 88
IV.SSFR.HHZ. 2018-10-18T13:47:40.04 0.1 positive manual P 325 67.8765 104 -0.19 87
IV.CESI.HHZ. 2018-10-18T13:47:40.00 0.1 undecidable manual S 284 30.5472 123 0.11 94
IV.MURB.HHZ. 2018-10-18T13:47:40.90 0.3 undecidable manual P 301 70.2741 103 0.3 63
IV.SMA1.EHZ. 2018-10-18T13:47:40.90 0.3 undecidable manual S 171 34.6431 119 0.08 71
IV.MML1.HNE. 2018-10-18T13:47:39.89 0.6 undecidable manual S 309 31.0467 123 -0.09 48
IV.ATCC.EHZ. 2018-10-18T13:47:38.66 0.1 undecidable manual P 298 57.8976 107 -0.1 91
IV.MTRA.EHZ. 2018-10-18T13:47:38.10 0.1 undecidable manual S 153 22.6551 133 -0.12 96
IV.PF6.EHE. 2018-10-18T13:47:38.00 0.1 undecidable manual S 344 22.8549 132 -0.26 92
IV.MF5.EHZ. 2018-10-18T13:47:37.48 0.3 undecidable manual S 71 16.2726 143 0.41 69
IV.FDMO.HHZ. 2018-10-18T13:47:37.00 0.1 undecidable manual S 306 18.3705 139 -0.42 91
IV.NRCA.HHZ. 2018-10-18T13:47:37.14 0.3 undecidable manual S 227 17.2716 141 -0.09 74
IV.FEMA.HNE. 2018-10-18T13:47:37.55 0.6 undecidable manual S 278 18.0708 140 0.18 48
IV.GUMA.HNE. 2018-10-18T13:47:37.11 0.3 undecidable manual S 21 14.6742 146 0.29 71
IV.RM33.EHZ. 2018-10-18T13:47:37.19 0.1 positive manual P 185 47.9187 111 -0.11 92
IV.OFFI.HHE. 2018-10-18T13:47:36.46 0.1 undecidable manual P 91 33.744 120 1.14 67
IV.EL6.EHZ. 2018-10-18T13:47:36.78 0.1 positive manual P 343 45.4212 112 -0.16 91
IV.GAVE.EHZ. 2018-10-18T13:47:36.44 3.0 negative manual Pn 0.13 0
IV.CAMP.HHZ. 2018-10-18T13:47:36.70 0.1 positive manual P 166 46.1205 112 -0.34 88
IV.MC2.EHZ. 2018-10-18T13:47:36.10 0.1 undecidable manual S 245 7.2927 162 0.16 98
IV.TERO.HHZ. 2018-10-18T13:47:36.52 0.1 undecidable manual P 142 44.3223 113 -0.27 89
IV.LNSS.HHZ. 2018-10-18T13:47:36.44 0.1 positive manual P 207 41.7249 114 0.02 94
IV.MMO1.EHZ. 2018-10-18T13:47:35.60 0.1 undecidable manual S 134 6.3936 164 -0.27 95
IV.SMA1.EHZ. 2018-10-18T13:47:35.22 0.1 positive manual P 171 34.6431 119 -0.22 92
IV.MML1.HNE. 2018-10-18T13:47:34.79 0.1 undecidable manual P 309 31.0467 123 -0.17 94
IV.CESI.HHZ. 2018-10-18T13:47:34.84 0.1 positive manual P 284 30.5472 123 -0.06 96
IV.GUMA.HNE. 2018-10-18T13:47:33.13 0.1 negative manual P 21 14.6742 146 -0.01 99
IV.MTRA.EHZ. 2018-10-18T13:47:33.73 0.1 positive manual P 153 22.6551 133 -0.21 94
IV.NRCA.HHZ. 2018-10-18T13:47:33.28 0.1 negative manual P 227 17.2716 141 -0.09 98
IV.PF6.EHE. 2018-10-18T13:47:33.68 0.1 undecidable manual P 344 22.8549 132 -0.29 92
IV.FDMO.HHZ. 2018-10-18T13:47:33.20 0.1 positive manual P 306 18.3705 139 -0.28 93
IV.FEMA.HNE. 2018-10-18T13:47:33.41 0.3 undecidable manual P 278 18.0708 140 -0.04 74
IV.MF5.EHZ. 2018-10-18T13:47:33.40 0.1 negative manual P 71 16.2726 143 0.12 98
IV.MC2.EHZ. 2018-10-18T13:47:32.67 0.1 positive manual P 245 7.2927 162 0.05 100
IV.MMO1.EHZ. 2018-10-18T13:47:32.42 0.1 positive manual P 134 6.3936 164 -0.16 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:2.0 0.00048450000000000007 0.84 AML other m 2018-10-18T13:47:37.49
IV.NRCA.HHE. ML:2.4 0.00131 0.12 AML other m 2018-10-18T13:47:37.50
IV.NRCA.HHN. ML:2.1 0.000668 0.14 AML other m 2018-10-18T13:47:37.93
IV.FDMO.HHE. ML:1.9 0.0003855 0.98 AML other m 2018-10-18T13:47:37.97
IV.MTRA.EHE. ML:2.3 0.0009 0.12 AML other m 2018-10-18T13:47:38.50
IV.MTRA.HNE. ML:2.3 0.000915 0.66 AML other m 2018-10-18T13:47:38.50
IV.MTRA.HNN. ML:2.2 0.0007765 0.46 AML other m 2018-10-18T13:47:38.50
IV.MTRA.EHN. ML:2.2 0.0007070000000000001 0.46 AML other m 2018-10-18T13:47:38.74
IV.CESI.HHN. ML:2.1 0.00042400000000000006 0.32 AML other m 2018-10-18T13:47:40.64
IV.CESI.HHE. ML:2.1 0.00047299999999999995 0.32 AML other m 2018-10-18T13:47:40.34
IV.SMA1.EHN. ML:1.9 0.000266 0.78 AML other m 2018-10-18T13:47:42.43
IV.SMA1.EHE. ML:1.9 0.0002575 0.94 AML other m 2018-10-18T13:47:42.24
IV.LNSS.HHE. ML:2.1 0.000357 0.74 AML other m 2018-10-18T13:47:43.60
IV.LNSS.HHN. ML:2.1 0.000363 0.54 AML other m 2018-10-18T13:47:43.71
IV.GAVE.EHN. ML:2.1 0.0003715 1.08 AML other m 2018-10-18T13:47:44.69
IV.GAVE.EHE. ML:2.3 0.0005529999999999999 0.38 AML other m 2018-10-18T13:47:44.37
IV.TERO.HHE. ML:1.7 0.0001255 0.3 AML other m 2018-10-18T13:47:44.64
IV.CAMP.HHN. ML:1.3 0.00004865 0.6 AML other m 2018-10-18T13:47:44.98
IV.EL6.EHN. ML:2.2 0.000375 1.16 AML other m 2018-10-18T13:47:44.10
IV.TERO.HHN. ML:1.8 0.00017449999999999999 0.82 AML other m 2018-10-18T13:47:44.40
IV.RM33.EHN. ML:2.1 0.000326 1.26 AML other m 2018-10-18T13:47:45.65
IV.CAMP.HHE. ML:1.4 0.00007055000000000001 0.72 AML other m 2018-10-18T13:47:45.39
IV.RM33.HNN. ML:2.2 0.000361 0.74 AML other m 2018-10-18T13:47:45.65
IV.RM33.EHE. ML:2.1 0.000326 0.14 AML other m 2018-10-18T13:47:45.68
IV.EL6.EHE. ML:2.1 0.0002895 0.82 AML other m 2018-10-18T13:47:46.27
IV.RM33.HNE. ML:2.2 0.00036199999999999996 0.64 AML other m 2018-10-18T13:47:46.36
IV.ATCC.EHE. ML:2.0 0.00017299999999999998 0.18 AML other m 2018-10-18T13:47:47.67
IV.ATCC.EHN. ML:1.8 0.00011599999999999999 0.2 AML other m 2018-10-18T13:47:48.93
IV.SSFR.HHE. ML:2.2 0.0002305 0.22 AML other m 2018-10-18T13:47:50.34
IV.ARVD.HHE. ML:1.4 0.00004235 0.36 AML other m 2018-10-18T13:47:50.49
IV.SSFR.HHN. ML:2.2 0.0002445 0.18 AML other m 2018-10-18T13:47:51.54
IV.FIAM.HHE. ML:1.8 0.0000845 0.46 AML other m 2018-10-18T13:47:52.29
IV.MURB.HHN. ML:2.1 0.0001855 0.42 AML other m 2018-10-18T13:47:52.40
IV.FIAM.HHN. ML:1.8 0.00008829999999999999 0.38 AML other m 2018-10-18T13:47:52.71
IV.ARVD.HHN. ML:1.4 0.000039699999999999996 0.52 AML other m 2018-10-18T13:47:55.72
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