Earthquake with magnitude of ML 1.5 on date 13-12-2018 and time 04:51:34 (UTC) in region 5 km S Geraci Siculo (PA)

A magnitude ML 1.5 earthquake occured in region: 5 km S Geraci Siculo (PA), on

  • 13-12-2018 04:51:34 (UTC)
  • 13-12-2018 05:51:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8180, 14.1580 at 10 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
Gangi PA 5 6811 6811
Geraci Siculo PA 5 1945 8756
Petralia Soprana PA 5 3360 12116
Petralia Sottana PA 6 2821 14937
Bompietro PA 9 1401 16338
Blufi PA 10 1029 17367
Castellana Sicula PA 11 3411 20778
San Mauro Castelverde PA 11 1701 22479
Polizzi Generosa PA 14 3407 25886
Castelbuono PA 14 8943 34829
Alimena PA 14 2032 36861
Castel di Lucio ME 16 1294 38155
Sperlinga EN 18 805 38960
Resuttano CL 19 2038 40998
Isnello PA 19 1589 42587
Pollina PA 20 2974 45561
Tusa ME 20 2925 48486

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Caltanissetta (63360 inhabitants)
64 Km E of Bagheria (55387 inhabitants)
76 Km NE of Agrigento (59770 inhabitants)
77 Km E of Palermo (674435 inhabitants)
84 Km N of Gela (75827 inhabitants)
89 Km W of Catania (314555 inhabitants)
92 Km W of Acireale (52622 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 2018-12-13
04:51:34
37.8183 14.1583 10 2019-06-04
09:16:18
Bollettino Sismico Italiano INGV 68947621
Reviewed
Rev100
ML 1.5 2018-12-13
04:51:34
37.8297 14.1708 9 2018-12-13
04:59:01
Sala Sismica INGV-Roma 63877911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-12-13 04:51:34 ± 0.21
Latitude 37.8183 ± 0.0153
Longitude 14.1583 ± 0.0250
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 68947621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2080
Semi-minor axis of confidence ellipse (meter) 1708
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 280
Circular confidence region, given by single value of horizontal uncertainty (meter) 2080.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.46
Epicentral distance of station closest to the epicenter (degree) 0.03777
Epicentral distance of station farthest from the epicenter (degree) 0.60704
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 68947621
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-27 13:17:46

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 63877911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-12-13 04:59:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MUCR.HHZ. 2018-12-13T04:51:46.50 0.3 undecidable manual P 68 67.377 50 -0.03 68
IV.ALJA.HHZ. 2018-12-13T04:51:42.21 0.3 undecidable manual P 258 36.3414 50 0.47 66
IV.GALF.HHZ. 2018-12-13T04:51:41.97 0.3 undecidable manual P 108 37.7289 50 0.01 72
IV.CSLB.HHZ. 2018-12-13T04:51:40.56 0.3 undecidable manual S 326 15.873 123 -0.61 65
IV.PETRA.HHZ. 2018-12-13T04:51:39.28 0.3 undecidable manual S 294 4.1958 158 0.82 61
IV.PLLN.EHN. 2018-12-13T04:51:39.21 0.1 undecidable manual P 356 19.3695 118 0.2 96
IV.RESU.HHZ. 2018-12-13T04:51:38.69 0.3 undecidable manual P 205 20.9679 116 -0.61 64
IV.CSLB.HHZ. 2018-12-13T04:51:38.31 0.1 undecidable manual P 326 15.873 123 -0.09 98
IV.PETRA.HHZ. 2018-12-13T04:51:36.72 0.1 undecidable manual P 294 4.1958 158 -0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PETRA.HHE. ML:1.8 0.00124 0.32 AML other m 2018-12-13T04:51:39.61
IV.PETRA.HHN. ML:1.8 0.0012050000000000001 0.16 AML other m 2018-12-13T04:51:39.78
IV.CSLB.HHE. ML:1.0 0.00009584999999999999 1.08 AML other m 2018-12-13T04:51:45.34
IV.CSLB.HHN. ML:0.9 0.00007175 0.34 AML other m 2018-12-13T04:51:46.11
IV.RESU.HHN. ML:1.7 0.000354 0.38 AML other m 2018-12-13T04:51:48.63
IV.RESU.HHE. ML:1.8 0.00039049999999999995 0.48 AML other m 2018-12-13T04:51:50.30
IV.GALF.HHE. ML:1.4 0.0001072 0.68 AML other m 2018-12-13T04:51:51.59
IV.GALF.HHN. ML:1.5 0.00012154999999999999 0.36 AML other m 2018-12-13T04:51:52.77
IV.ALJA.HHN. ML:1.4 0.0000877 1.22 AML other m 2018-12-13T04:51:53.18
IV.ALJA.HHE. ML:1.5 0.0001135 0.46 AML other m 2018-12-13T04:51:57.02
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