Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 18-10-2018 and time 08:29:53 (Italy) in region 4 km SW Bonefro (CB)

A magnitude ML 0.9 earthquake occured in region: 4 km SW Bonefro (CB), on

  • 18-10-2018 06:29:53 (UTC)
  • 18-10-2018 08:29:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6840, 14.8960 at 13 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
Bonefro CB 4 1384 1384
San Giuliano di Puglia CB 6 1042 2426
Colletorto CB 7 1938 4364
Sant'Elia a Pianisi CB 7 1818 6182
Provvidenti CB 7 119 6301
Montelongo CB 7 365 6666
Casacalenda CB 7 2135 8801
Ripabottoni CB 7 514 9315
Santa Croce di Magliano CB 9 4435 13750
Montorio nei Frentani CB 9 437 14187
Macchia Valfortore CB 10 576 14763
Morrone del Sannio CB 10 587 15350
Monacilioni CB 11 523 15873
Pietracatella CB 11 1375 17248
Rotello CB 12 1212 18460
Campolieto CB 12 839 19299
Carlantino FG 12 980 20279
Larino CB 13 6793 27072
Castellino del Biferno CB 14 545 27617
Celenza Valfortore FG 15 1598 29215
Guardialfiera CB 16 1065 30280
Lupara CB 16 505 30785
San Giovanni in Galdo CB 16 580 31365
Toro CB 16 1391 32756
Petrella Tifernina CB 17 1170 33926
Matrice CB 17 1115 35041
Castelbottaccio CB 17 312 35353
Ururi CB 18 2693 38046
Lucito CB 18 696 38742
Campodipietra CB 19 2570 41312
Casalnuovo Monterotaro FG 19 1556 42868
Montagano CB 19 1086 43954
Gambatesa CB 19 1464 45418
San Marco la Catola FG 20 1012 46430

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km W of San Severo (53905 inhabitants)
59 Km W of Foggia (151991 inhabitants)
62 Km N of Benevento (60091 inhabitants)
82 Km NE of Caserta (76326 inhabitants)
85 Km W of Manfredonia (57279 inhabitants)
86 Km N of Avellino (54857 inhabitants)
93 Km NE of Acerra (59573 inhabitants)
96 Km SE of Chieti (51815 inhabitants)
96 Km NW of Cerignola (58396 inhabitants)
98 Km NE of Afragola (65057 inhabitants)
98 Km NE of Aversa (53047 inhabitants)
100 Km NE of Casoria (77642 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 0.9 2018-10-18
06:29:53		 41.6842 14.8962 13 2019-06-04
09:15:59		 Bollettino Sismico Italiano INGV 62539711
Reviewed
Rev100 		ML 0.9 2018-10-18
06:29:53		 41.6757 14.9002 10 2018-10-18
07:00:48		 Sala Sismica INGV-Roma 62075731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-10-18 06:29:53 ± 0.09
Latitude 41.6842 ± 0.0036
Longitude 14.8962 ± 0.0060
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 62539711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 459
Semi-minor axis of confidence ellipse (meter) 53
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 268
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.48833
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 62539711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-30 09:09:22

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 62075731
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-10-18 07:00:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APRC.HHN. 2018-10-18T06:30:09.83 1.0 undecidable manual S 81 54.2013 93 -0.22 22
IV.MCRV.HHZ. 2018-10-18T06:30:07.97 3.0 undecidable manual P -0.01 0
IV.SACR.HNN. 2018-10-18T06:30:05.26 1.0 undecidable manual S 206 35.5422 96 0.18 24
IV.FRES.HHZ. 2018-10-18T06:30:05.28 0.6 undecidable manual S 330 37.1295 95 -0.24 47
IV.BSSO.HHZ. 2018-10-18T06:30:03.82 0.6 undecidable manual S 239 29.3484 98 0.37 45
IV.APRC.HHN. 2018-10-18T06:30:02.90 0.6 undecidable manual P 81 54.2013 93 0.01 47
IV.MELA.HNE. 2018-10-18T06:30:01.14 0.3 undecidable manual S 83 19.2696 107 0.33 72
YD.T1413.EHZ. 2018-10-18T06:30:01.79 0.3 undecidable manual S 28 21.1677 104 0.49 68
IV.FRES.HHZ. 2018-10-18T06:30:00.05 0.3 undecidable manual P 330 37.1295 95 -0.23 70
IV.GATE.HHZ. 2018-10-18T06:30:00.92 1.0 undecidable manual S 176 18.9699 108 0.18 24
YD.T1412.EHZ. 2018-10-18T06:30:00.06 0.6 undecidable manual S 316 15.3735 116 0.22 48
IV.SACR.HNN. 2018-10-18T06:29:59.94 0.3 undecidable manual P 206 35.5422 96 -0.08 73
IV.BSSO.HHZ. 2018-10-18T06:29:59.26 0.1 undecidable manual P 239 29.3484 98 0.18 95
IV.MELA.HNE. 2018-10-18T06:29:57.51 0.1 positive manual P 83 19.2696 107 -0.05 99
YD.T1413.EHZ. 2018-10-18T06:29:57.80 0.1 positive manual P 28 21.1677 104 -0.04 100
IV.GATE.HHZ. 2018-10-18T06:29:57.31 0.3 undecidable manual P 176 18.9699 108 -0.21 72
IV.CIGN.HHZ. 2018-10-18T06:29:57.61 0.3 undecidable manual S 167 3.3966 162 -0.09 76
YD.T1412.EHZ. 2018-10-18T06:29:56.77 0.1 undecidable manual P 316 15.3735 116 -0.23 98
IV.CIGN.HHZ. 2018-10-18T06:29:55.60 0.1 negative manual P 167 3.3966 162 -0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CIGN.HHE. ML:0.9 0.00009405 1.24 AML other m 2018-10-18T06:29:57.04
IV.CIGN.HHN. ML:0.9 0.0001156 1.58 AML other m 2018-10-18T06:29:57.13
YD.T1412.EHE. ML:1.0 0.00008145 0.46 AML other m 2018-10-18T06:30:00.94
YD.T1413.HNE. ML:1.2 0.00010296047499999999 0.3392 AML other m 2018-10-18T06:30:01.87
YD.T1413.HNN. ML:1.0 0.00006194625 0.2208 AML other m 2018-10-18T06:30:01.98
YD.T1413.EHE. ML:1.0 0.00006338907 0.2208 AML other m 2018-10-18T06:30:02.03
YD.T1412.EHN. ML:1.0 0.00008444999999999999 0.56 AML other m 2018-10-18T06:30:03.52
IV.BSSO.HHE. ML:0.5 0.000013840860199999999 0.32 AML other m 2018-10-18T06:30:04.87
IV.BSSO.HHN. ML:0.3 0.000007818059 0.3008 AML other m 2018-10-18T06:30:05.14
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