Earthquake with magnitude of ML 1.0 on date 13-10-2019 and time 07:09:06 (Italy) in region 4 km NE Polizzi Generosa (PA)

A magnitude ML 1.0 earthquake occured in region: 4 km NE Polizzi Generosa (PA), on

  • 13-10-2019 05:09:06 (UTC)
  • 13-10-2019 07:09:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8490, 14.0190 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Polizzi Generosa PA 4 3407 3407
Castellana Sicula PA 8 3411 6818
Petralia Sottana PA 8 2821 9639
Scillato PA 10 613 10252
Petralia Soprana PA 10 3360 13612
Isnello PA 11 1589 15201
Collesano PA 11 4054 19255
Castelbuono PA 11 8943 28198
Caltavuturo PA 12 4017 32215
Blufi PA 12 1029 33244
Geraci Siculo PA 12 1945 35189
Bompietro PA 13 1401 36590
Gratteri PA 14 963 37553
Sclafani Bagni PA 15 426 37979
San Mauro Castelverde PA 17 1701 39680
Gangi PA 17 6811 46491
Lascari PA 18 3588 50079
Resuttano CL 19 2038 52117
Cerda PA 19 5330 57447
Alimena PA 19 2032 59479
Pollina PA 20 2974 62453
Campofelice di Roccella PA 20 7537 69990

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Caltanissetta (63360 inhabitants)
51 Km SE of Bagheria (55387 inhabitants)
65 Km E of Palermo (674435 inhabitants)
71 Km NE of Agrigento (59770 inhabitants)
89 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
Reviewed
Rev100
ML 1.0 2019-10-13
05:09:06
37.8493 14.0192 9 2019-10-13
05:48:17
Sala Sismica INGV-Roma 73228831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-13 05:09:06 ± 0.34
Latitude 37.8493 ± 0.0063
Longitude 14.0192 ± 0.0148
Depth (km) 9 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 73228831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1183
Semi-minor axis of confidence ellipse (meter) 644
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 78
Circular confidence region, given by single value of horizontal uncertainty (meter) 1180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 142
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.07734
Epicentral distance of station farthest from the epicenter (degree) 0.23203
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 73228831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-13 05:48:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIB.HHZ. 2019-10-13T05:09:13.20 0.3 undecidable manual S 2 15.5733 121 0.24 71
IV.ALJA.HHE. 2019-10-13T05:09:12.13 0.1 undecidable manual P 244 25.752 110 0 98
IV.PETRA.HHZ. 2019-10-13T05:09:11.17 0.3 undecidable manual S 102 8.5803 138 0.13 73
IV.CSLB.HHZ. 2019-10-13T05:09:11.24 0.3 undecidable manual S 19 10.3785 132 -0.23 72
IV.GIB.HHZ. 2019-10-13T05:09:10.38 0.1 undecidable manual P 2 15.5733 121 0.09 97
IV.PETRA.HHZ. 2019-10-13T05:09:09.15 0.1 undecidable manual P 102 8.5803 138 -0.03 100
IV.CSLB.HHZ. 2019-10-13T05:09:09.26 0.1 undecidable manual P 19 10.3785 132 -0.17 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSLB.HHN. ML:0.8 0.000077 0.38 AML other m 2019-10-13T05:09:11.39
IV.PETRA.HHN. ML:1.1 0.00017449999999999999 1.14 AML other m 2019-10-13T05:09:11.86
IV.CSLB.HHE. ML:0.8 0.000079 0.24 AML other m 2019-10-13T05:09:12.45
IV.PETRA.HHE. ML:1.2 0.00020700000000000002 0.24 AML other m 2019-10-13T05:09:13.13
IV.GIB.HHE. ML:1.0 0.0001017 0.3 AML other m 2019-10-13T05:09:13.70
IV.GIB.HHN. ML:1.1 0.0001135 1.04 AML other m 2019-10-13T05:09:14.70
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