Earthquake with magnitude of ML 1.5 on date 17-02-2020 and time 04:30:45 (Italy) in region 3 km E Scillato (PA)

A magnitude ML 1.5 earthquake occured in region: 3 km E Scillato (PA), on

  • 17-02-2020 03:30:45 (UTC)
  • 17-02-2020 04:30:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.84, 13.94 at 7 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 3 613 613
Caltavuturo PA 5 4017 4630
Polizzi Generosa PA 6 3407 8037
Sclafani Bagni PA 8 426 8463
Collesano PA 9 4054 12517
Castellana Sicula PA 11 3411 15928
Isnello PA 13 1589 17517
Cerda PA 13 5330 22847
Petralia Sottana PA 14 2821 25668
Gratteri PA 14 963 26631
Aliminusa PA 14 1236 27867
Valledolmo PA 15 3594 31461
Petralia Soprana PA 16 3360 34821
Blufi PA 16 1029 35850
Montemaggiore Belsito PA 16 3365 39215
Castelbuono PA 16 8943 48158
Campofelice di Roccella PA 17 7537 55695
Lascari PA 17 3588 59283
Bompietro PA 18 1401 60684
Sciara PA 18 2822 63506
Geraci Siculo PA 19 1945 65451
Resuttano CL 20 2038 67489

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Caltanissetta (63360 inhabitants)
46 Km SE of Bagheria (55387 inhabitants)
59 Km SE of Palermo (674435 inhabitants)
67 Km NE of Agrigento (59770 inhabitants)
91 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 1.5 2020-02-17
03:30:45
37.84 13.94 7 2020-07-18
21:08:24
Bollettino Sismico Italiano INGV 77068391
Reviewed
Rev100
ML 1.5 2020-02-17
03:30:45
37.85 13.94 11 2020-02-17
04:16:40
Sala Sismica INGV-Roma 76584801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-17 03:30:45 ± 0.22
Latitude 37.84 ± 0.01
Longitude 13.94 ± 0.02
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77068391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1447
Semi-minor axis of confidence ellipse (meter) 1023
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 328
Circular confidence region, given by single value of horizontal uncertainty (meter) 1450
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.55
Epicentral distance of station closest to the epicenter (degree) 0.1304
Epicentral distance of station farthest from the epicenter (degree) 0.40649
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:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 77068391
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-06 09:05:21

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 76584801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-17 04:16:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.PLLN.EHZ. 2020-02-17T03:30:55.48 0.3 undecidable manual S 47 0.2167 107 0.83 61
IV.CMDO.HHZ. 2020-02-17T03:30:55.22 0.3 undecidable manual P 194 0.3921 50 0.69 61
IV.RESU.HHZ. 2020-02-17T03:30:55.07 0.6 undecidable manual S 155 0.2176 107 0.41 48
IV.MCT.HHN. 2020-02-17T03:30:54.57 0.3 undecidable manual P 230 0.3471 50 0.79 59
IV.SOLUN.HHE. 2020-02-17T03:30:53.94 0.3 undecidable manual P 308 0.4065 50 -0.85 60
IV.ALJA.HHZ. 2020-02-17T03:30:53.68 0.3 undecidable manual S 237 0.1763 110 0.5 71
IV.CSLB.HHZ. 2020-02-17T03:30:52.25 0.3 undecidable manual S 44 0.1304 117 0.71 66
IV.PETRA.HHZ. 2020-02-17T03:30:51.69 0.3 undecidable manual S 95 0.1367 116 -0.07 78
IV.RESU.HHZ. 2020-02-17T03:30:50.45 0.1 undecidable manual P 155 0.2176 107 -0.52 93
IV.PLLN.EHZ. 2020-02-17T03:30:50.64 0.1 undecidable manual P 47 0.2167 107 -0.32 97
IV.ALJA.HHZ. 2020-02-17T03:30:49.54 0.3 undecidable manual P 237 0.1763 110 -0.57 68
IV.PETRA.HHZ. 2020-02-17T03:30:48.84 0.1 positive manual P 95 0.1367 116 -0.46 96
IV.CSLB.HHZ. 2020-02-17T03:30:48.92 0.1 positive manual P 44 0.1304 117 -0.25 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSLB.HHN. ML:1.3 0.00022 0.72 AML other m 2020-02-17T03:30:53.80
IV.PETRA.HHE. ML:1.8 0.0006095 1.46 AML other m 2020-02-17T03:30:53.88
IV.CSLB.HHE. ML:1.3 0.0002 0.34 AML other m 2020-02-17T03:30:54.34
IV.PETRA.HHN. ML:1.7 0.000573 1.04 AML other m 2020-02-17T03:30:55.69
IV.RESU.HHE. ML:1.4 0.000177 1.5 AML other m 2020-02-17T03:30:55.13
IV.RESU.HHN. ML:1.6 0.000251 0.94 AML other m 2020-02-17T03:31:00.49
IV.PLLN.EHE. ML:1.4 0.0001645 0.56 AML other m 2020-02-17T03:31:02.50
IV.PLLN.EHN. ML:1.5 0.000197 1.48 AML other m 2020-02-17T03:31:03.21
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