Earthquake with magnitude of ML 1.5 on date 26-10-2019 and time 23:13:41 (Italy) in region 3 km N Castel di Iudica (CT)

A magnitude ML 1.5 earthquake occured in region: 3 km N Castel di Iudica (CT), on

  • 26-10-2019 21:13:41 (UTC)
  • 26-10-2019 23:13:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.5240, 14.6540 at 21 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
Castel di Iudica CT 3 4625 4625
Catenanuova EN 6 4866 9491
Raddusa CT 12 3178 12669
Centuripe EN 13 5470 18139
Regalbuto EN 15 7277 25416
Ramacca CT 16 10894 36310
Agira EN 19 8345 44655

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km W of Catania (314555 inhabitants)
46 Km W of Acireale (52622 inhabitants)
52 Km E of Caltanissetta (63360 inhabitants)
62 Km NE of Gela (75827 inhabitants)
65 Km N of Vittoria (63339 inhabitants)
67 Km N of Ragusa (73313 inhabitants)
74 Km N of Modica (54633 inhabitants)
77 Km NW of Siracusa (122291 inhabitants)
97 Km E of Agrigento (59770 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 1.5 2019-10-26
21:13:41
37.5238 14.6535 21 2020-02-28
16:42:03
Bollettino Sismico Italiano INGV 73785881
Reviewed
Rev100
ML 1.5 2019-10-26
21:13:40
37.5547 14.6725 30 2019-10-26
21:23:20
Sala Sismica INGV-Roma 73461941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-26 21:13:41 ± 0.3
Latitude 37.5238 ± 0.0090
Longitude 14.6535 ± 0.0147
Depth (km) 21 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73785881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1297
Semi-minor axis of confidence ellipse (meter) 521
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 66
Circular confidence region, given by single value of horizontal uncertainty (meter) 1300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
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) 0.47
Epicentral distance of station closest to the epicenter (degree) 0.15648
Epicentral distance of station farthest from the epicenter (degree) 0.64032
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:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 73785881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-13 11:01:18

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 73461941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-26 21:23:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHE. 2019-10-26T21:14:03.71 0.6 undecidable manual S 46 71.0733 99 0.78 37
IV.SSY.HHZ. 2019-10-26T21:13:59.44 0.3 undecidable manual S 137 55.0005 103 0.72 58
IV.RAFF.HHZ. 2019-10-26T21:13:56.67 0.6 undecidable manual S 218 42.1245 108 1.27 31
IV.HVZN.HHE. 2019-10-26T21:13:55.15 0.3 undecidable manual S 172 38.7279 110 0.61 63
IV.CSLB.HHZ. 2019-10-26T21:13:53.72 0.6 undecidable manual P 311 69.5748 100 0.16 46
IV.AIO.HHE. 2019-10-26T21:13:53.86 0.3 undecidable manual P 46 71.0733 99 0.07 69
IV.GALF.HHZ. 2019-10-26T21:13:51.08 0.3 undecidable manual S 340 22.0668 126 0.5 70
IV.HLNI.HHZ. 2019-10-26T21:13:51.94 0.6 undecidable manual S 135 27.3504 119 0.17 49
IV.RESU.HHZ. 2019-10-26T21:13:51.94 0.3 undecidable manual P 285 54.2013 103 0.7 61
IV.SSY.HHZ. 2019-10-26T21:13:50.93 0.1 positive manual P 137 55.0005 103 -0.43 91
IV.CAGR.HHZ. 2019-10-26T21:13:49.32 0.6 undecidable manual S 309 17.3715 134 -0.29 49
IV.HVZN.HHE. 2019-10-26T21:13:48.43 0.3 undecidable manual P 172 38.7279 110 -0.51 68
IV.RAFF.HHZ. 2019-10-26T21:13:48.90 0.3 undecidable manual P 218 42.1245 108 -0.55 67
IV.GALF.HHZ. 2019-10-26T21:13:46.13 0.1 positive manual P 340 22.0668 126 -0.52 92
IV.HLNI.HHZ. 2019-10-26T21:13:46.83 0.1 undecidable manual P 135 27.3504 119 -0.51 93
IV.CAGR.HHZ. 2019-10-26T21:13:45.88 0.1 undecidable manual P 309 17.3715 134 -0.21 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GALF.HNE. ML:1.3 0.00009638951 0.6912 AML other m 2019-10-26T21:13:50.89
IV.HLNI.HHN. ML:1.3 0.000082482715 0.0768 AML other m 2019-10-26T21:13:52.46
IV.GALF.HHE. ML:1.4 0.00013688220000000002 0.4736 AML other m 2019-10-26T21:13:52.73
IV.HLNI.HHE. ML:1.4 0.00010181374 0.128 AML other m 2019-10-26T21:13:53.17
IV.RAFF.HHE. ML:1.6 0.0001291232 1.6 AML other m 2019-10-26T21:13:55.16
IV.GALF.HHN. ML:1.2 0.00007785847 0.7552 AML other m 2019-10-26T21:13:55.27
IV.GALF.HNN. ML:1.4 0.000132183155 0.6528 AML other m 2019-10-26T21:14:00.49
IV.SSY.HHN. ML:2.3 0.00040717009999999997 0.4224 AML other m 2019-10-26T21:14:03.28
IV.SSY.HHE. ML:2.0 0.0001884879 0.2816 AML other m 2019-10-26T21:14:03.81
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