Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 18-01-2016 and time 10:35:40 (UTC) in region 4 km W Campobasso (CB)

A magnitude ML 1.6 earthquake occured in region: 4 km W Campobasso (CB), on

  • 18-01-2016 10:35:40 (UTC)
  • 18-01-2016 11:35:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.5470, 14.6160 at 8 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Campobasso CB 4 49431 49431
Busso CB 5 1273 50704
Baranello CB 5 2673 53377
Ferrazzano CB 5 3344 56721
Oratino CB 5 1641 58362
Mirabello Sannitico CB 6 2180 60542
Vinchiaturo CB 6 3324 63866
Casalciprano CB 8 564 64430
Ripalimosani CB 8 3114 67544
Colle d'Anchise CB 9 807 68351
Castropignano CB 9 947 69298
San Giuliano del Sannio CB 10 1029 70327
Spinete CB 11 1320 71647
Cercepiccola CB 11 681 72328
Matrice CB 11 1115 73443
Campodipietra CB 11 2570 76013
Gildone CB 11 809 76822
San Giovanni in Galdo CB 12 580 77402
Montagano CB 12 1086 78488
Sant'Elena Sannita IS 12 275 78763
Toro CB 13 1391 80154
Torella del Sannio CB 13 795 80949
Cercemaggiore CB 13 3777 84726
Molise CB 14 167 84893
Guardiaregia CB 14 801 85694
Bojano CB 14 8058 93752
San Polo Matese CB 14 470 94222
Campochiaro CB 14 646 94868
Limosano CB 15 768 95636
Frosolone IS 15 3170 98806
Fossalto CB 15 1345 100151
Jelsi CB 15 1781 101932
Sepino CB 16 1964 103896
Campolieto CB 16 839 104735
Sant'Angelo Limosano CB 16 352 105087
Pietracupa CB 17 215 105302
Macchiagodena IS 18 1854 107156
Petrella Tifernina CB 18 1170 108326
Monacilioni CB 18 523 108849
Duronia CB 18 405 109254
San Massimo CB 18 855 110109
Cantalupo nel Sannio IS 19 739 110848
San Biase CB 19 189 111037
Sassinoro BN 20 618 111655
Riccia CB 20 5262 116917
Castellino del Biferno CB 20 545 117462

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km N of Benevento (60091 inhabitants)
58 Km NE of Caserta (76326 inhabitants)
66 Km W of San Severo (53905 inhabitants)
70 Km N of Acerra (59573 inhabitants)
72 Km N of Avellino (54857 inhabitants)
72 Km NE of Aversa (53047 inhabitants)
74 Km NE of Afragola (65057 inhabitants)
76 Km NE of Casoria (77642 inhabitants)
77 Km NE of Giugliano in Campania (122974 inhabitants)
78 Km W of Foggia (151991 inhabitants)
80 Km NE of Marano di Napoli (59874 inhabitants)
83 Km N of Portici (55274 inhabitants)
84 Km NE of Napoli (974074 inhabitants)
85 Km N of Ercolano (53709 inhabitants)
87 Km N of Torre del Greco (86275 inhabitants)
89 Km N of Scafati (50787 inhabitants)
89 Km NE of Pozzuoli (81661 inhabitants)
94 Km N of Cava de' Tirreni (53659 inhabitants)
95 Km N of Castellammare di Stabia (66466 inhabitants)
97 Km SE of Chieti (51815 inhabitants)
97 Km N of Salerno (135261 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 1.6 2016-01-18
10:35:40		 41.5472 14.6158 8 2016-05-17
13:16:24		 Bollettino Sismico Italiano INGV 23875661
Reviewed
Rev100 		ML 1.7 2016-01-18
10:35:40		 41.5792 14.6442 10 2016-01-18
10:47:56		 Sala Sismica INGV-Roma 23138311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-01-18 10:35:40 ± 0.23
Latitude 41.5472 ± 0.0090
Longitude 14.6158 ± 0.0120
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 23875661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 818
Semi-minor axis of confidence ellipse (meter) 731
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 820.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.23922
Epicentral distance of station farthest from the epicenter (degree) 0.86695
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 23875661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-03-17 15:13:17

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 23138311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-01-18 10:47:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SGRT.HHN. 2016-01-18T10:35:58.04 0.3 undecidable manual P 76 96.2259 50 0.58 80
IV.VITU.HHZ. 2016-01-18T10:35:54.82 0.6 undecidable manual S 178 40.4262 50 0.1 63
IV.VAGA.HHZ. 2016-01-18T10:35:53.61 0.6 undecidable manual S 245 34.9428 103 0.35 59
IV.MIDA.HHZ. 2016-01-18T10:35:52.67 0.6 undecidable manual S 289 31.8459 104 0.47 62
IV.LPEL.HHE. 2016-01-18T10:35:52.63 0.3 undecidable manual P 327 65.9895 50 -0.16 93
IV.SGG.HHZ. 2016-01-18T10:35:50.74 0.6 undecidable manual S 228 26.5512 107 0.29 66
IV.RNI2.HHZ. 2016-01-18T10:35:49.12 0.3 undecidable manual P 294 42.1245 50 0 99
IV.PSB1.HHZ. 2016-01-18T10:35:48.70 0.3 undecidable manual P 156 39.4272 50 0 100
IV.VAGA.HHZ. 2016-01-18T10:35:48.00 0.3 undecidable manual P 245 34.9428 103 0 100
IV.VITU.HHZ. 2016-01-18T10:35:48.22 0.3 undecidable manual P 178 40.4262 50 -0.63 87
IV.MIDA.HHZ. 2016-01-18T10:35:47.15 0.3 undecidable manual P 289 31.8459 104 -0.25 95
IV.SGG.HHZ. 2016-01-18T10:35:46.33 0.3 undecidable manual P 228 26.5512 107 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VAGA.HHN. ML:1.7 0.00022250000000000001 0.44 AML other m 2016-01-18T10:35:55.72
IV.VAGA.HHE. ML:1.6 0.000148 0.36 AML other m 2016-01-18T10:35:57.33
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