Earthquake with magnitude of ML 2.3 on date 23-12-2017 and time 11:38:45 (Italy) in region 6 km S Vico del Gargano (FG)

A magnitude ML 2.3 earthquake occured in region: 6 km S Vico del Gargano (FG), on

  • 23-12-2017 10:38:45 (UTC)
  • 23-12-2017 11:38:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.8430, 15.9720 at 19 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
Vico del Gargano FG 6 7766 7766
Ischitella FG 9 4432 12198
Carpino FG 10 4182 16380
Rodi Garganico FG 12 3693 20073
Peschici FG 12 4521 24594
Monte Sant'Angelo FG 15 12657 37251
Mattinata FG 16 6310 43561
Cagnano Varano FG 17 7330 50891
Vieste FG 18 13975 64866

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km N of Manfredonia (57279 inhabitants)
52 Km E of San Severo (53905 inhabitants)
55 Km NE of Foggia (151991 inhabitants)
64 Km NW of Barletta (94814 inhabitants)
64 Km N of Cerignola (58396 inhabitants)
73 Km NW of Trani (56217 inhabitants)
74 Km NW of Andria (100440 inhabitants)
80 Km NW of Bisceglie (55422 inhabitants)
88 Km NW of Molfetta (59874 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 2.3 2017-12-23
10:38:45
41.8433 15.9722 19 2018-09-04
09:10:44
Bollettino Sismico Italiano INGV 57371711
Reviewed
Rev100
ML 2.3 2017-12-23
10:38:44
41.8543 15.9822 20 2017-12-23
10:46:47
Sala Sismica INGV-Roma 52755681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-12-23 10:38:45 ± 0.22
Latitude 41.8433 ± 0.0108
Longitude 15.9722 ± 0.0097
Depth (km) 19 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 57371711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1178
Semi-minor axis of confidence ellipse (meter) 512
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 358
Circular confidence region, given by single value of horizontal uncertainty (meter) 1180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 247
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 16
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) 1.39305
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 57371711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-05-30 12:21:26

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 52755681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-12-23 10:46:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2017-12-23T10:40:33.88 3.0 undecidable manual Sn 7.7 0
IV.ERC.EHZ. 2017-12-23T10:40:07.85 3.0 undecidable manual Pg 13.89 0
IV.GRI.EHZ. 2017-12-23T10:40:05.13 3.0 undecidable manual Sn -7.5 0
IV.CELI.HHZ. 2017-12-23T10:39:53.64 3.0 undecidable manual Sn -4.98 0
IV.VIVA.HHZ. 2017-12-23T10:39:53.00 3.0 undecidable manual Sn -1.33 0
IV.MC2.EHZ. 2017-12-23T10:39:49.03 3.0 undecidable manual Sn 0.46 0
CR.ZAG.BHZ. 2017-12-23T10:39:37.34 3.0 undecidable manual Pn 0.78 0
IV.MTSN.HHZ. 2017-12-23T10:39:36.38 3.0 undecidable manual S 0
IV.LTRZ.EHZ. 2017-12-23T10:39:28.71 0.6 undecidable manual S 153 154.623 54 0.14 37
IV.NOCI.HHZ. 2017-12-23T10:39:27.33 0.6 undecidable manual S 142 148.2405 93 0.2 38
IV.T1299.EHZ. 2017-12-23T10:39:25.44 3.0 undecidable manual Pg 9.13 0
IV.ACER.HHZ. 2017-12-23T10:39:19.11 0.3 undecidable manual S 181 117.1938 94 0.23 60
IV.MTSN.HHZ. 2017-12-23T10:39:14.50 3.0 undecidable manual P 0
IV.SGTA.HHZ. 2017-12-23T10:39:12.51 0.6 undecidable manual S 213 93.3399 96 -0.02 44
IV.MRVN.HHZ. 2017-12-23T10:39:10.60 0.1 undecidable manual S 168 88.7445 96 -0.71 74
IV.LTRZ.EHZ. 2017-12-23T10:39:10.24 0.1 undecidable manual P 153 154.623 54 0.06 75
IV.NOCI.HHZ. 2017-12-23T10:39:09.44 0.6 undecidable manual P 142 148.2405 93 0.1 39
IV.MTMR.HNZ. 2017-12-23T10:39:08.30 3.0 undecidable manual P 1.45 0
IV.MELA.HHZ. 2017-12-23T10:39:07.59 3.0 undecidable manual S 0
IV.ACER.HHZ. 2017-12-23T10:39:04.61 0.1 undecidable manual P 181 117.1938 94 0.03 83
IV.SGTA.HHZ. 2017-12-23T10:39:01.01 0.1 undecidable manual P 213 93.3399 96 0.1 86
IV.MRVN.HHZ. 2017-12-23T10:38:59.55 0.1 undecidable manual P 168 88.7445 96 -0.66 75
IV.APRC.HHZ. 2017-12-23T10:38:57.44 0.1 undecidable manual S 255 36.741 108 -0.22 93
IV.SGRT.HHZ. 2017-12-23T10:38:53.99 0.1 undecidable manual S 243 21.2676 124 0.06 100
IV.APRC.HHZ. 2017-12-23T10:38:52.38 0.1 positive manual P 255 36.741 108 0.05 97
IV.MSAG.HHZ. 2017-12-23T10:38:52.98 0.3 undecidable manual S 200 15.4734 135 0.26 73
IV.SGRT.HHZ. 2017-12-23T10:38:50.41 0.1 positive manual P 243 21.2676 124 0.24 96
IV.MSAG.HHZ. 2017-12-23T10:38:49.71 0.1 positive manual P 200 15.4734 135 0.24 97
IV.MELA.HHZ. 2017-12-23T10:38:45.12 3.0 undecidable manual P 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSAG.HHE. ML:2.1 0.000751 0.5 AML other m 2017-12-23T10:38:53.48
IV.MSAG.HHN. ML:2.3 0.001215 0.84 AML other m 2017-12-23T10:38:53.48
IV.MSAG.HNE. ML:2.4 0.0018549999999999999 0.5 AML other m 2017-12-23T10:38:53.48
IV.MSAG.HNN. ML:2.6 0.0028049999999999998 1.74 AML other m 2017-12-23T10:38:53.93
IV.SGRT.HHN. ML:2.0 0.000626 0.32 AML other m 2017-12-23T10:38:54.30
IV.SGRT.HHE. ML:2.4 0.0013599999999999999 0.22 AML other m 2017-12-23T10:38:54.47
IV.APRC.HHE. ML:2.3 0.0007815 0.22 AML other m 2017-12-23T10:38:57.76
IV.APRC.HHN. ML:2.3 0.0007304999999999999 0.48 AML other m 2017-12-23T10:38:58.43
IV.MRVN.HHE. ML:2.2 0.00020050000000000002 0.32 AML other m 2017-12-23T10:39:11.89
IV.MRVN.HHN. ML:2.3 0.0002175 1.74 AML other m 2017-12-23T10:39:11.07
IV.SGTA.HHE. ML:2.2 0.000166 0.56 AML other m 2017-12-23T10:39:14.98
IV.SGTA.HHN. ML:2.3 0.0002035 0.66 AML other m 2017-12-23T10:39:15.74
IV.ACER.HHE. ML:2.6 0.0002715 1.06 AML other m 2017-12-23T10:39:20.91
IV.ACER.HHN. ML:2.2 0.000129 0.94 AML other m 2017-12-23T10:39:21.24
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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