Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 17-02-2020 and time 03:14:05 (Italy) in region 3 km E Scillato (PA)

A magnitude ML 0.8 earthquake occured in region: 3 km E Scillato (PA), on

  • 17-02-2020 02:14:05 (UTC)
  • 17-02-2020 03:14:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8540, 13.9360 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 3 613 613
Caltavuturo PA 5 4017 4630
Polizzi Generosa PA 7 3407 8037
Collesano PA 8 4054 12091
Sclafani Bagni PA 8 426 12517
Isnello PA 12 1589 14106
Cerda PA 12 5330 19436
Castellana Sicula PA 12 3411 22847
Gratteri PA 13 963 23810
Aliminusa PA 14 1236 25046
Petralia Sottana PA 15 2821 27867
Valledolmo PA 15 3594 31461
Montemaggiore Belsito PA 15 3365 34826
Campofelice di Roccella PA 16 7537 42363
Castelbuono PA 16 8943 51306
Lascari PA 16 3588 54894
Petralia Soprana PA 16 3360 58254
Sciara PA 17 2822 61076
Blufi PA 17 1029 62105
Bompietro PA 19 1401 63506
Geraci Siculo PA 19 1945 65451

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km N of Caltanissetta (63360 inhabitants)
45 Km SE of Bagheria (55387 inhabitants)
58 Km SE of Palermo (674435 inhabitants)
68 Km NE of Agrigento (59770 inhabitants)
92 Km N 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 0.8 2020-02-17
02:14:05		 37.8538 13.9363 10 2020-07-18
21:08:41		 Bollettino Sismico Italiano INGV 80289961
Reviewed
Rev100 		ML 0.9 2020-02-17
02:14:05		 37.8697 13.939 11 2020-02-17
04:11:18		 Sala Sismica INGV-Roma 76584621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-17 02:14:05 ± 0.24
Latitude 37.8538 ± 0.0045
Longitude 13.9363 ± 0.0068
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 80289961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 660
Semi-minor axis of confidence ellipse (meter) 175
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 315
Circular confidence region, given by single value of horizontal uncertainty (meter) 660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.12680
Epicentral distance of station farthest from the epicenter (degree) 0.22753
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 76584621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-17 04:11:18

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 80289961
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-18 16:25:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RESU.HHZ. 2020-02-17T02:14:14.96 0.3 undecidable manual S 155 25.2525 111 0.29 70
IV.PLLN.EHZ. 2020-02-17T02:14:13.96 0.6 undecidable manual S 50 23.754 112 -0.21 48
IV.ALJA.HHZ. 2020-02-17T02:14:12.85 0.6 undecidable manual S 234 19.7691 116 -0.07 50
IV.PETRA.HHZ. 2020-02-17T02:14:11.43 0.3 undecidable manual S 98 15.7731 121 -0.27 72
IV.CSLB.HHZ. 2020-02-17T02:14:11.46 0.3 undecidable manual S 49 14.0748 124 0.25 72
IV.PLLN.EHZ. 2020-02-17T02:14:10.57 0.3 undecidable manual P 50 23.754 112 0.15 73
IV.RESU.HHZ. 2020-02-17T02:14:10.72 0.3 undecidable manual P 155 25.2525 111 0.02 74
IV.ALJA.HHZ. 2020-02-17T02:14:09.62 0.1 undecidable manual P 234 19.7691 116 -0.07 99
IV.PETRA.HHZ. 2020-02-17T02:14:08.79 0.1 undecidable manual P 98 15.7731 121 -0.2 97
IV.CSLB.HHZ. 2020-02-17T02:14:08.78 0.1 undecidable manual P 49 14.0748 124 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSLB.HHN. ML:0.6 0.0000393 0.2 AML other m 2020-02-17T02:14:12.91
IV.PETRA.HHN. ML:0.9 0.0000739 0.42 AML other m 2020-02-17T02:14:13.51
IV.CSLB.HHE. ML:0.5 0.0000343 1.04 AML other m 2020-02-17T02:14:14.35
IV.PETRA.HHE. ML:0.9 0.0000799 1.42 AML other m 2020-02-17T02:14:16.78
IV.RESU.HHE. ML:1.0 0.0000558 1.62 AML other m 2020-02-17T02:14:16.10
IV.RESU.HHN. ML:1.0 0.00006075 0.92 AML other m 2020-02-17T02:14:17.82
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