Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 09-01-2018 and time 17:29:09 (Italy) in region 4 km N Roccasicura (IS)

A magnitude ML 2.0 earthquake occured in region: 4 km N Roccasicura (IS), on

  • 09-01-2018 16:29:09 (UTC)
  • 09-01-2018 17:29:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7340, 14.2420 at 18 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
Roccasicura IS 4 550 550
Vastogirardi IS 5 704 1254
Carovilli IS 5 1359 2613
Forlì del Sannio IS 7 675 3288
San Pietro Avellana IS 8 503 3791
Rionero Sannitico IS 9 1118 4909
Miranda IS 10 1047 5956
Pescolanciano IS 10 855 6811
Acquaviva d'Isernia IS 10 425 7236
Capracotta IS 11 903 8139
Pietrabbondante IS 12 759 8898
Castel di Sangro AQ 12 6538 15436
Sessano del Molise IS 13 727 16163
Agnone IS 13 5139 21302
Chiauci IS 14 233 21535
Castelverrino IS 14 115 21650
Castel del Giudice IS 14 346 21996
Pesche IS 14 1661 23657
Ateleta AQ 14 1181 24838
Cerro al Volturno IS 14 1281 26119
Montenero Val Cocchiara IS 15 538 26657
Poggio Sannita IS 15 702 27359
Civitanova del Sannio IS 15 945 28304
Isernia IS 16 21842 50146
Fornelli IS 16 1909 52055
Sant'Angelo del Pesco IS 17 364 52419
Pescopennataro IS 17 285 52704
Scontrone AQ 17 574 53278
Alfedena AQ 17 864 54142
Castel San Vincenzo IS 17 516 54658
Carpinone IS 17 1157 55815
Rocchetta a Volturno IS 18 1113 56928
Pettoranello del Molise IS 18 460 57388
Bagnoli del Trigno IS 18 735 58123
Belmonte del Sannio IS 18 768 58891
Roccaraso AQ 18 1627 60518
Pizzone IS 19 329 60847
Colli a Volturno IS 19 1349 62196
Gamberale CH 19 320 62516
Duronia CB 20 405 62921
Macchia d'Isernia IS 20 1035 63956

Municipalities with at least 50000 inhabitants

An earthquake occurred to
69 Km S of Chieti (51815 inhabitants)
74 Km N of Caserta (76326 inhabitants)
81 Km NW of Benevento (60091 inhabitants)
81 Km S of Pescara (121014 inhabitants)
85 Km N of Aversa (53047 inhabitants)
87 Km S of Montesilvano (53738 inhabitants)
88 Km N of Acerra (59573 inhabitants)
90 Km N of Giugliano in Campania (122974 inhabitants)
90 Km N of Afragola (65057 inhabitants)
92 Km N of Casoria (77642 inhabitants)
93 Km N of Marano di Napoli (59874 inhabitants)
95 Km W of San Severo (53905 inhabitants)
98 Km SE of L'Aquila (69753 inhabitants)
99 Km N of Pozzuoli (81661 inhabitants)
99 Km N of Napoli (974074 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 2018-01-09
16:29:09		 41.7343 14.2418 18 2019-04-24
14:49:15		 Bollettino Sismico Italiano INGV 53385591
Reviewed
Rev100 		ML 2.1 2018-01-09
16:29:09		 41.7288 14.274 19 2018-01-09
16:33:37		 Sala Sismica INGV-Roma 53103411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-01-09 16:29:09 ± 0.18
Latitude 41.7343 ± 0.0072
Longitude 14.2418 ± 0.0084
Depth (km) 18 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 53385591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 708
Semi-minor axis of confidence ellipse (meter) 516
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 24
Circular confidence region, given by single value of horizontal uncertainty (meter) 710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
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) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.07374
Epicentral distance of station farthest from the epicenter (degree) 0.48024
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:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 53103411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-01-09 16:33:37

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 53385591
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-19 11:35:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VVLD.HHZ. 2018-01-09T16:29:26.70 0.3 undecidable manual S 287 53.3022 100 0 70
IV.INTR.HHZ. 2018-01-09T16:29:24.00 0.3 undecidable manual S 318 41.5251 104 0.39 66
IV.LPEL.HHZ. 2018-01-09T16:29:21.90 0.6 undecidable manual S 352 35.0427 108 -0.05 48
IV.TRIV.HHZ. 2018-01-09T16:29:20.10 0.6 undecidable manual S 82 25.752 116 0.45 44
IV.CERA.HHZ. 2018-01-09T16:29:19.90 0.3 undecidable manual S 231 23.9538 118 0.69 62
IV.VVLD.HHZ. 2018-01-09T16:29:19.34 0.3 undecidable manual P 287 53.3022 100 -0.23 66
IV.POFI.HNE. 2018-01-09T16:29:18.10 0.1 undecidable manual P 268 43.9227 103 -0.05 93
IV.INTR.HHZ. 2018-01-09T16:29:17.85 0.1 undecidable manual P 318 41.5251 104 0.06 94
IV.BSSO.HHE. 2018-01-09T16:29:17.57 0.6 undecidable manual P 125 35.8419 107 0.61 42
IV.LPEL.HHZ. 2018-01-09T16:29:16.59 0.1 undecidable manual P 352 35.0427 108 -0.24 92
IV.RNI2.HHZ. 2018-01-09T16:29:16.30 0.6 undecidable manual S 245 8.1807 152 0.14 49
IV.MIDA.HHZ. 2018-01-09T16:29:15.80 0.3 undecidable manual S 174 10.2786 146 -0.66 65
IV.TRIV.HHZ. 2018-01-09T16:29:15.47 0.1 undecidable manual P 82 25.752 116 -0.03 98
IV.CERA.HHZ. 2018-01-09T16:29:15.16 0.1 undecidable manual P 231 23.9538 118 -0.09 96
IV.RNI2.HHZ. 2018-01-09T16:29:13.52 0.1 undecidable manual P 245 8.1807 152 0.03 100
IV.MIDA.HHZ. 2018-01-09T16:29:13.41 0.1 positive manual P 174 10.2786 146 -0.25 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MIDA.HHN. ML:2.0 0.0008554999999999999 1.32 AML other m 2018-01-09T16:29:16.91
IV.MIDA.HHE. ML:2.0 0.00087 1.78 AML other m 2018-01-09T16:29:16.10
IV.RNI2.HHN. ML:2.2 0.0014700000000000002 0.66 AML other m 2018-01-09T16:29:17.60
IV.RNI2.HNN. ML:2.2 0.001375 0.66 AML other m 2018-01-09T16:29:17.60
IV.RNI2.HHE. ML:2.1 0.0010765 0.48 AML other m 2018-01-09T16:29:17.55
IV.RNI2.HNE. ML:2.1 0.0010364999999999999 0.5 AML other m 2018-01-09T16:29:17.56
IV.LPEL.HHE. ML:1.7 0.000188 0.64 AML other m 2018-01-09T16:29:22.72
IV.LPEL.HHN. ML:1.8 0.000225 0.52 AML other m 2018-01-09T16:29:23.39
IV.INTR.HHE. ML:1.4 0.00008035 0.52 AML other m 2018-01-09T16:29:25.45
IV.INTR.HHN. ML:1.6 0.0001265 0.68 AML other m 2018-01-09T16:29:25.26
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