Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 06-11-2022 and time 20:45:28 (Italy) in region 7 km W Castellana Sicula (PA)

A magnitude ML 2.3 earthquake occured in region: 7 km W Castellana Sicula (PA), on

  • 06-11-2022 19:45:28 (UTC)
  • 06-11-2022 20:45:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7550, 13.9750 at 44 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Castellana Sicula PA 7 3411 3411
Polizzi Generosa PA 7 3407 6818
Blufi PA 9 1029 7847
Resuttano CL 10 2038 9885
Caltavuturo PA 10 4017 13902
Bompietro PA 11 1401 15303
Petralia Sottana PA 12 2821 18124
Petralia Soprana PA 13 3360 21484
Valledolmo PA 13 3594 25078
Sclafani Bagni PA 13 426 25504
Scillato PA 13 613 26117
Alimena PA 14 2032 28149
Vallelunga Pratameno CL 15 3461 31610
Villalba CL 16 1633 33243
Marianopoli CL 18 1906 35149
Collesano PA 19 4054 39203
Santa Caterina Villarmosa CL 19 5388 44591
Geraci Siculo PA 20 1945 46536

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km N of Caltanissetta (63360 inhabitants)
54 Km SE of Bagheria (55387 inhabitants)
60 Km NE of Agrigento (59770 inhabitants)
67 Km SE of Palermo (674435 inhabitants)
80 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 2.3 2022-11-06
19:45:28		 37.7552 13.9748 44 2024-03-01
15:28:10		 Bollettino Sismico Italiano INGV 112806761
Reviewed
Rev100 		ML 2.1 2022-11-06
19:45:27		 37.7932 13.9073 53 2022-11-06
20:10:42		 Sala Sismica INGV-Roma 111536821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-06 19:45:28 ± 0.24
Latitude 37.7552 ± 0.0162
Longitude 13.9748 ± 0.0205
Depth (km) 44 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 112806761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1775
Semi-minor axis of confidence ellipse (meter) 1622
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 29
Circular confidence region, given by single value of horizontal uncertainty (meter) 1780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.20959
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 112806761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-29 15:20:37

ML:2.1

Field Value
Value 2.1
Uncertainty 0.5
Num. used stations 8
Type of magnitude ML
Reference to an origin 111536821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-06 20:10:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2022-11-06T19:47:06.99 3.0 positive manual Pg 11.88 0
IX.LGS3.HNZ.01 2022-11-06T19:47:04.29 3.0 undecidable manual Sg 0.63 0
CR.STON.BHZ. 2022-11-06T19:46:50.12 3.0 undecidable manual Pn -6.38 0
IT.GLNS.HNZ. 2022-11-06T19:46:33.46 3.0 undecidable manual Pg 0.05 0
IV.SSY.HHZ. 2022-11-06T19:46:01.60 0.3 undecidable manual S 124 117.2937 95 0.86 51
IV.HMDC.HHZ. 2022-11-06T19:46:00.50 0.6 undecidable manual S 141 113.4975 95 0.58 40
IV.HVZN.HHZ. 2022-11-06T19:45:55.80 0.6 undecidable manual S 134 91.3419 97 0.62 41
IV.HAVL.HHZ. 2022-11-06T19:45:48.83 0.1 undecidable manual P 131 134.2656 94 -0.25 86
IV.SSY.HHZ. 2022-11-06T19:45:46.68 0.3 undecidable manual P 124 117.2937 95 -0.29 67
IV.HMDC.HHZ. 2022-11-06T19:45:45.88 0.3 undecidable manual P 141 113.4975 95 -0.62 62
IV.PLLN.EHE. 2022-11-06T19:45:43.40 0.6 undecidable manual S 29 30.1476 135 0.38 50
IV.HVZN.HHZ. 2022-11-06T19:45:43.25 0.3 undecidable manual P 134 91.3419 97 -0.51 66
IV.GIB.HHE. 2022-11-06T19:45:42.90 0.6 undecidable manual S 10 26.4513 140 0.43 50
IV.CSLB.HHZ. 2022-11-06T19:45:41.50 0.3 undecidable manual S 20 21.4674 146 -0.33 76
IV.ALJA.HHZ. 2022-11-06T19:45:41.20 1.0 undecidable manual S 268 19.3695 149 -0.38 23
IV.CLTA.HHN. 2022-11-06T19:45:40.82 0.1 undecidable manual P 181 66.2781 104 0.13 100
IV.RAFF.HHZ. 2022-11-06T19:45:40.48 0.1 undecidable manual P 150 68.1762 103 -0.45 92
IV.SOLUN.HHE. 2022-11-06T19:45:39.62 0.3 undecidable manual P 314 53.8017 111 0.41 71
IV.CPTP.HHZ. 2022-11-06T19:45:38.45 0.3 undecidable manual P 157 41.9247 122 0.56 72
IV.CIMI.HNE. 2022-11-06T19:45:38.29 0.1 undecidable manual P 292 37.9287 126 0.81 86
IV.PLLN.EHE. 2022-11-06T19:45:36.65 0.3 undecidable manual P 29 30.1476 135 -0.09 82
IV.GIB.HHE. 2022-11-06T19:45:36.26 0.3 undecidable manual P 10 26.4513 140 -0.17 80
IV.CSLB.HHZ. 2022-11-06T19:45:35.55 0.1 undecidable manual P 20 21.4674 146 -0.5 100
IV.ALJA.HHZ. 2022-11-06T19:45:35.50 0.3 undecidable manual P 268 19.3695 149 -0.41 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ALJA.HHE. ML:1.6 0.00012499965 2.5472 AML other m 2022-11-06T19:45:38.13
IV.CSLB.HHE. ML:1.7 0.0001435 0.36 AML other m 2022-11-06T19:45:41.64
IV.ALJA.HHN. ML:1.7 0.00013347285 1.1008 AML other m 2022-11-06T19:45:42.15
IV.CSLB.HHN. ML:1.6 0.000111729295 0.2816 AML other m 2022-11-06T19:45:42.08
IV.SSY.HHE. ML:2.8 0.00041031475 2.4832 AML other m 2022-11-06T19:45:53.75
IV.HMDC.HNE. ML:2.6 0.0002655284 3.1488 AML other m 2022-11-06T19:45:55.62
IV.HMDC.HHE. ML:1.7 0.000038385945000000004 3.0976 AML other m 2022-11-06T19:45:55.84
IV.HVZN.HHN. ML:2.2 0.0001766148 1.3184 AML other m 2022-11-06T19:45:57.59
IV.HVZN.HHE. ML:2.3 0.00018199510000000002 2.56 AML other m 2022-11-06T19:45:59.83
IV.HVZN.HNE. ML:2.3 0.00019301894999999999 2.5472 AML other m 2022-11-06T19:45:59.83
IV.SSY.HNN. ML:2.4 0.00016796545000000003 0.4864 AML other m 2022-11-06T19:46:02.17
IV.SSY.HHN. ML:2.9 0.0006150899 0.32 AML other m 2022-11-06T19:46:03.47
IV.HAVL.HHE. ML:2.5 0.00016417599999999998 1.7536 AML other m 2022-11-06T19:46:05.00
IV.HVZN.HNN. ML:2.5 0.00028388029999999997 2.8032 AML other m 2022-11-06T19:46:08.28
IV.HMDC.HNN. ML:2.5 0.00023575049999999996 3.0208 AML other m 2022-11-06T19:46:10.38
IV.HMDC.HHN. ML:2.4 0.00016931365 2.8288 AML other m 2022-11-06T19:46:13.92
IV.HAVL.HHN. ML:2.5 0.00018679010000000003 2.0992 AML other m 2022-11-06T19:46:14.07
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
Waveforms Seismic signals in miniseed + resp format Download