Earthquake with magnitude of ML 1.7 on date 16-10-2018 and time 23:57:04 (Italy) in region 5 km SE Montecilfone (CB)

A magnitude ML 1.7 earthquake occured in region: 5 km SE Montecilfone (CB), on

  • 16-10-2018 21:57:04 (UTC)
  • 16-10-2018 23:57:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.87, 14.88 at 17 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Montecilfone CB 5 1348 1348
Guglionesi CB 6 5321 6669
Larino CB 8 6793 13462
Palata CB 8 1726 15188
Guardialfiera CB 10 1065 16253
San Martino in Pensilis CB 11 4793 21046
Tavenna CB 11 718 21764
Acquaviva Collecroce CB 11 672 22436
Portocannone CB 12 2551 24987
Ururi CB 12 2693 27680
San Giacomo degli Schiavoni CB 12 1406 29086
Montorio nei Frentani CB 13 437 29523
Montenero di Bisaccia CB 13 6675 36198
Casacalenda CB 14 2135 38333
Castelmauro CB 15 1505 39838
San Felice del Molise CB 15 634 40472
Montelongo CB 15 365 40837
Campomarino CB 16 7712 48549
Mafalda CB 16 1211 49760
Rotello CB 17 1212 50972
Petacciato CB 17 3819 54791
Lupara CB 17 505 55296
Provvidenti CB 17 119 55415
Termoli CB 18 33739 89154
Civitacampomarano CB 18 417 89571
Bonefro CB 19 1384 90955
Morrone del Sannio CB 19 587 91542
Castelbottaccio CB 19 312 91854
Santa Croce di Magliano CB 19 4435 96289
Montemitro CB 20 395 96684

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km W of San Severo (53905 inhabitants)
71 Km NW of Foggia (151991 inhabitants)
80 Km SE of Chieti (51815 inhabitants)
82 Km N of Benevento (60091 inhabitants)
86 Km SE of Pescara (121014 inhabitants)
90 Km W of Manfredonia (57279 inhabitants)
94 Km SE of Montesilvano (53738 inhabitants)
99 Km NE of Caserta (76326 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 1.7 2018-10-16
21:57:04
41.87 14.88 17 2019-06-04
09:15:59
Bollettino Sismico Italiano INGV 62417801
Reviewed
Rev100
ML 1.8 2018-10-16
21:57:05
41.86 14.88 11 2018-10-16
22:03:27
Sala Sismica INGV-Roma 62026551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-10-16 21:57:04 ± 0.24
Latitude 41.87 ± 0.01
Longitude 14.88 ± 0.01
Depth (km) 17 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 62417801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 893
Semi-minor axis of confidence ellipse (meter) 474
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 200
Circular confidence region, given by single value of horizontal uncertainty (meter) 890
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.10162
Epicentral distance of station farthest from the epicenter (degree) 0.74104
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations 14
Type of magnitude ML
Reference to an origin 62417801
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-30 10:29:32

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 62026551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-10-16 22:03:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.SACR.HNN. 2018-10-16T21:57:22.29 0.6 undecidable manual S 196 0.4865 98 0.36 43
IV.INTR.HHZ. 2018-10-16T21:57:18.52 0.3 undecidable manual P 282 0.741 95 -0.56 60
IV.TRIV.HHZ. 2018-10-16T21:57:15.89 0.6 undecidable manual S 248 0.2662 108 0.35 45
IV.MELA.HHZ. 2018-10-16T21:57:14.84 0.3 undecidable manual S 131 0.2428 110 -0.05 72
IV.SACR.HNN. 2018-10-16T21:57:14.52 0.3 undecidable manual P 196 0.4865 98 -0.23 67
IV.CIGN.HHZ. 2018-10-16T21:57:14.26 0.3 undecidable manual S 175 0.2122 114 0.21 71
IV.BSSO.HHE. 2018-10-16T21:57:13.40 0.1 undecidable manual P 214 0.3849 101 0.35 88
IV.FRES.HHZ. 2018-10-16T21:57:13.35 0.6 undecidable manual S 304 0.1907 117 -0.14 49
IV.TRIV.HHZ. 2018-10-16T21:57:11.37 0.1 undecidable manual P 248 0.2662 108 0.3 91
YD.T1413.HNZ. 2018-10-16T21:57:11.72 0.3 undecidable manual S 98 0.1016 139 0.32 71
IV.FRES.HHZ. 2018-10-16T21:57:10.24 0.1 undecidable manual P 304 0.1907 117 0.36 91
IV.MELA.HHZ. 2018-10-16T21:57:10.49 0.1 negative manual P 131 0.2428 110 -0.2 93
YD.T1412.EHZ. 2018-10-16T21:57:10.93 0.3 undecidable manual S 226 0.1178 134 -0.79 59
IV.CIGN.HHZ. 2018-10-16T21:57:10.08 0.1 undecidable manual P 175 0.2122 114 -0.13 95
YD.T1413.HNZ. 2018-10-16T21:57:08.72 0.1 negative manual P 98 0.1016 139 0.04 100
YD.T1412.EHZ. 2018-10-16T21:57:08.51 0.1 negative manual P 226 0.1178 134 -0.35 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
YD.T1412.HNE. ML:2.4 0.001948007 0.256 AML other m 2018-10-16T21:57:11.21
YD.T1412.EHE. ML:2.4 0.001844672 0.3328 AML other m 2018-10-16T21:57:11.77
YD.T1413.HNE. ML:1.6 0.00035010837 0.0896 AML other m 2018-10-16T21:57:11.81
YD.T1413.EHN. ML:1.6 0.000371063055 0.1152 AML other m 2018-10-16T21:57:11.81
YD.T1413.HNN. ML:1.9 0.00063572695 0.4608 AML other m 2018-10-16T21:57:11.81
YD.T1412.EHN. ML:2.1 0.0010961875 0.2176 AML other m 2018-10-16T21:57:12.44
YD.T1412.HNN. ML:2.2 0.0011118925 0.2176 AML other m 2018-10-16T21:57:12.44
IV.MELA.HNN. ML:1.6 0.00018882135 0.1408 AML other m 2018-10-16T21:57:14.94
IV.MELA.HHN. ML:1.6 0.00019568935 0.0896 AML other m 2018-10-16T21:57:15.24
IV.CIGN.HHN. ML:1.1 7.3596225E-5 0.4864 AML other m 2018-10-16T21:57:16.67
IV.CIGN.HHE. ML:1.2 7.839278E-5 0.4224 AML other m 2018-10-16T21:57:16.68
IV.MELA.HHE. ML:1.6 0.0002015 0.5 AML other m 2018-10-16T21:57:16.46
IV.TRIV.HHE. ML:1.1 6.020167E-5 0.4352 AML other m 2018-10-16T21:57:17.25
IV.TRIV.HNE. ML:1.2 6.8438115E-5 0.4608 AML other m 2018-10-16T21:57:17.25
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download