Earthquake with magnitude of ML 1.8 on date 13-10-2018 and time 20:19:08 (Italy) in region 1 km NE Scillato (PA)

A magnitude ML 1.8 earthquake occured in region: 1 km NE Scillato (PA), on

  • 13-10-2018 18:19:08 (UTC)
  • 13-10-2018 20:19:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8630, 13.9180 at 4 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
Scillato PA 1 613 613
Caltavuturo PA 5 4017 4630
Collesano PA 7 4054 8684
Sclafani Bagni PA 7 426 9110
Polizzi Generosa PA 9 3407 12517
Cerda PA 10 5330 17847
Isnello PA 12 1589 19436
Aliminusa PA 12 1236 20672
Gratteri PA 13 963 21635
Montemaggiore Belsito PA 14 3365 25000
Castellana Sicula PA 14 3411 28411
Campofelice di Roccella PA 15 7537 35948
Sciara PA 15 2822 38770
Valledolmo PA 15 3594 42364
Lascari PA 15 3588 45952
Petralia Sottana PA 17 2821 48773
Castelbuono PA 17 8943 57716
Petralia Soprana PA 18 3360 61076
Blufi PA 19 1029 62105

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km SE of Bagheria (55387 inhabitants)
43 Km N of Caltanissetta (63360 inhabitants)
56 Km SE of Palermo (674435 inhabitants)
68 Km NE of Agrigento (59770 inhabitants)
93 Km NW of Gela (75827 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 1.8 2018-10-13
18:19:08
37.8633 13.9185 4 2019-06-04
09:16:09
Bollettino Sismico Italiano INGV 65326861
Reviewed
Rev100
ML 1.8 2018-10-13
18:19:08
37.8687 13.9167 3 2018-10-13
18:27:06
Sala Sismica INGV-Roma 61917551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-10-13 18:19:08 ± 0.19
Latitude 37.8633 ± 0.0090
Longitude 13.9185 ± 0.0114
Depth (km) 4 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 65326861

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1140
Semi-minor axis of confidence ellipse (meter) 930
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 314
Circular confidence region, given by single value of horizontal uncertainty (meter) 1140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.13220
Epicentral distance of station farthest from the epicenter (degree) 0.75183
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:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 65326861
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-08 09:50:27

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 61917551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-10-13 18:27:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IACL.HHZ. 2018-10-13T18:19:23.63 0.6 undecidable manual P 27 83.4498 50 0.33 42
IV.GALF.HHZ. 2018-10-13T18:19:20.31 0.3 undecidable manual P 106 59.2962 50 0.74 58
IV.RESU.HHZ. 2018-10-13T18:19:18.27 0.3 undecidable manual S 153 26.9508 99 0.7 62
IV.CORL.HHZ. 2018-10-13T18:19:18.97 0.3 undecidable manual P 274 53.9016 50 0.22 68
IV.PETRA.HHZ. 2018-10-13T18:19:14.15 0.6 undecidable manual S 101 17.4714 103 -0.22 49
IV.PLLN.EHZ. 2018-10-13T18:19:13.04 0.1 undecidable manual P 54 24.3534 100 -0.03 100
IV.CSLB.HHZ. 2018-10-13T18:19:13.30 0.6 undecidable manual S 56 14.6742 106 -0.12 50
IV.RESU.HHZ. 2018-10-13T18:19:13.01 0.1 undecidable manual P 153 26.9508 99 -0.57 88
IV.PETRA.HHZ. 2018-10-13T18:19:11.35 0.1 positive manual P 101 17.4714 103 -0.38 94
IV.ALJA.HHZ. 2018-10-13T18:19:11.75 0.3 undecidable manual P 229 19.2696 102 -0.31 71
IV.CSLB.HHZ. 2018-10-13T18:19:11.28 0.1 positive manual P 56 14.6742 106 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PETRA.HHE. ML:2.0 0.00100373415 0.1792 AML other m 2018-10-13T18:19:14.84
IV.PETRA.HHN. ML:2.0 0.0009154164 0.2816 AML other m 2018-10-13T18:19:15.16
IV.CSLB.HHN. ML:1.4 0.0002973947 0.2176 AML other m 2018-10-13T18:19:15.76
IV.CSLB.HHE. ML:1.4 0.00031468284999999996 0.256 AML other m 2018-10-13T18:19:16.33
IV.ALJA.HHN. ML:1.9 0.0007889179 0.1536 AML other m 2018-10-13T18:19:17.49
IV.ALJA.HHE. ML:1.9 0.0006492652 0.2944 AML other m 2018-10-13T18:19:17.99
IV.RESU.HHN. ML:2.0 0.00058137225 0.32 AML other m 2018-10-13T18:19:19.86
IV.RESU.HHE. ML:2.1 0.0007477713 0.4352 AML other m 2018-10-13T18:19:21.27
IV.PLLN.EHE. ML:1.6 0.0002398804 1.1808 AML other m 2018-10-13T18:19:22.12
IV.PLLN.EHN. ML:1.7 0.00032263515 0.4608 AML other m 2018-10-13T18:19:24.58
IV.GALF.HHE. ML:1.6 0.000072943825 1.3216 AML other m 2018-10-13T18:19:34.68
IV.GALF.HHN. ML:1.8 0.00013176365 0.6656 AML other m 2018-10-13T18:19:35.54
IV.IACL.HHN. ML:2.1 0.00015728229999999998 0.5632 AML other m 2018-10-13T18:19:37.38
IV.IACL.HHE. ML:2.0 0.000130765175 0.4992 AML other m 2018-10-13T18:19:39.53
IV.GALF.HNE. ML:1.8 0.000140756 1.2192 AML other m 2018-10-13T18:19:43.08
IV.GALF.HNN. ML:1.8 0.0001432081 1.2576 AML other m 2018-10-13T18:19:45.28
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