Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 09-09-2022 and time 16:38:47 (UTC) in region 2 km SW Geraci Siculo (PA)

A magnitude ML 2.4 earthquake occured in region: 2 km SW Geraci Siculo (PA), on

  • 09-09-2022 16:38:47 (UTC)
  • 09-09-2022 18:38:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8490, 14.1460 at 64 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
Geraci Siculo PA 2 1945 1945
Petralia Soprana PA 7 3360 5305
Petralia Sottana PA 7 2821 8126
Gangi PA 8 6811 14937
San Mauro Castelverde PA 8 1701 16638
Castelbuono PA 11 8943 25581
Castellana Sicula PA 12 3411 28992
Bompietro PA 12 1401 30393
Blufi PA 12 1029 31422
Polizzi Generosa PA 13 3407 34829
Castel di Lucio ME 15 1294 36123
Isnello PA 16 1589 37712
Pollina PA 16 2974 40686
Tusa ME 17 2925 43611
Alimena PA 18 2032 45643
Pettineo ME 18 1350 46993

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Caltanissetta (63360 inhabitants)
61 Km E of Bagheria (55387 inhabitants)
75 Km E of Palermo (674435 inhabitants)
78 Km NE of Agrigento (59770 inhabitants)
88 Km N of Gela (75827 inhabitants)
91 Km W of Catania (314555 inhabitants)
94 Km W of Acireale (52622 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 2.4 2022-09-09
16:38:47		 37.8487 14.1457 64 2024-03-01
15:27:54		 Bollettino Sismico Italiano INGV 109996951
Reviewed
Rev100 		ML 2.3 2022-09-09
16:38:48		 37.8032 14.1443 55 2022-09-09
16:48:37		 Sala Sismica INGV-Roma 109517551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-09 16:38:47 ± 0.25
Latitude 37.8487 ± 0.0108
Longitude 14.1457 ± 0.0148
Depth (km) 64 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 109996951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1264
Semi-minor axis of confidence ellipse (meter) 699
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 85
Circular confidence region, given by single value of horizontal uncertainty (meter) 1260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.48
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.02343
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 37
Type of magnitude ML
Reference to an origin 109996951
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-21 11:49:14

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 109517551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-09 16:48:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.ORP.HGZ. 2022-09-09T16:40:25.63 3.0 undecidable manual Sn -1.12 0
IV.RIBO.EHZ.01 2022-09-09T16:40:12.27 3.0 negative manual Pg 7.82 0
IV.VITU.HHZ. 2022-09-09T16:40:10.56 3.0 undecidable manual Sn -9.99 0
IV.OSSC.HHZ. 2022-09-09T16:39:59.53 3.0 undecidable manual Pn -9.99 0
OT.OT17.EHZ. 2022-09-09T16:39:51.31 3.0 negative manual Pg 5.7 0
IV.TERO.HHZ. 2022-09-09T16:39:50.04 3.0 undecidable manual Pn -5.27 0
IV.PTRJ.HHZ. 2022-09-09T16:39:49.74 3.0 positive manual Pg 10.42 0
IV.SGG.HNZ. 2022-09-09T16:39:41.28 3.0 undecidable manual Pg 1.91 0
IV.VITU.HHZ. 2022-09-09T16:39:29.28 3.0 undecidable manual Pn -7.9 0
IV.HMDC.HHZ. 2022-09-09T16:39:19.75 0.6 undecidable manual S 150 113.5974 109 -0.5 39
IV.SSY.HHZ. 2022-09-09T16:39:19.53 0.6 undecidable manual S 133 111.999 109 -0.4 41
IV.HVIT.HHZ. 2022-09-09T16:39:17.19 0.6 undecidable manual S 161 100.6215 112 -0.44 41
IV.IVPL.HHZ. 2022-09-09T16:39:16.16 0.6 undecidable manual S 51 93.4398 114 -0.05 44
IV.HVZN.HHZ. 2022-09-09T16:39:15.01 0.6 undecidable manual S 146 89.6436 115 -0.47 42
IV.HLNI.HHZ. 2022-09-09T16:39:13.49 0.3 undecidable manual S 131 84.5487 117 -1.01 54
IV.IFIL.HHZ. 2022-09-09T16:39:13.88 0.6 undecidable manual S 25 87.7455 116 -1.23 29
IV.RAFF.HHZ. 2022-09-09T16:39:12.89 0.6 undecidable manual S 165 72.0723 122 0.75 36
IV.IACL.HHZ. 2022-09-09T16:39:12.35 0.6 undecidable manual S 13 78.0663 120 -0.91 34
IV.MUCR.HHZ. 2022-09-09T16:39:12.72 0.6 undecidable manual S 71 67.2771 125 1.43 25
IV.GALF.HHZ. 2022-09-09T16:39:07.63 0.6 undecidable manual S 112 39.9267 142 0.65 37
IV.MSFR.HHZ. 2022-09-09T16:39:07.73 0.3 undecidable manual S 62 44.1225 139 0.19 67
IV.MPNC.HHZ. 2022-09-09T16:39:06.94 0.3 undecidable manual P 72 110.6004 110 0.85 53
IV.MBFT.HHZ. 2022-09-09T16:39:06.64 0.6 undecidable manual P 276 104.9172 111 1.21 33
IV.ALJA.HHZ. 2022-09-09T16:39:06.87 0.3 undecidable manual S 252 36.1416 145 0.39 67
IV.RESU.HHZ. 2022-09-09T16:39:06.13 0.6 undecidable manual S 199 23.754 156 0.97 33
IV.AIO.HHZ. 2022-09-09T16:39:05.15 0.6 undecidable manual P 82 96.126 113 0.73 38
IV.SSY.HHZ. 2022-09-09T16:39:05.99 0.3 undecidable manual P 133 111.999 109 -0.27 60
IV.MMGO.HHZ. 2022-09-09T16:39:05.88 0.3 undecidable manual P 259 104.6175 111 0.48 63
IV.HMDC.HHZ. 2022-09-09T16:39:05.78 0.6 undecidable manual P 150 113.5974 109 -0.66 35
IV.IVPL.HHZ. 2022-09-09T16:39:04.32 0.3 undecidable manual P 51 93.4398 114 0.21 66
IV.GIB.HHZ. 2022-09-09T16:39:04.37 0.6 undecidable manual S 326 18.87 161 -0.4 49
IV.HVIT.HHZ. 2022-09-09T16:39:04.49 0.1 undecidable manual P 161 100.6215 112 -0.44 79
IV.CSLB.HHZ. 2022-09-09T16:39:03.38 0.3 undecidable manual S 322 12.4764 167 -1.01 63
IV.HVZN.HHZ. 2022-09-09T16:39:03.37 0.3 undecidable manual P 146 89.6436 115 -0.32 63
IV.CLTA.HHZ. 2022-09-09T16:39:02.80 0.3 undecidable manual P 192 78.2661 120 0.37 65
IV.IFIL.HHZ. 2022-09-09T16:39:02.95 0.3 undecidable manual P 25 87.7455 116 -0.52 57
IV.HLNI.HHZ. 2022-09-09T16:39:02.42 0.3 undecidable manual P 131 84.5487 117 -0.7 56
IV.EPZF.HHZ. 2022-09-09T16:39:02.45 0.3 undecidable manual P 92 62.3931 127 1.67 36
IV.IACL.HHZ. 2022-09-09T16:39:02.02 0.1 negative manual P 13 78.0663 120 -0.39 81
IV.LIBRI.HHZ. 2022-09-09T16:39:02.57 0.3 undecidable manual P 69 73.2711 122 0.68 60
IV.MUCR.HHZ. 2022-09-09T16:39:01.98 0.3 undecidable manual P 71 67.2771 125 0.71 59
IV.RAFF.HHZ. 2022-09-09T16:39:01.59 0.3 undecidable manual P 165 72.0723 122 -0.17 67
IV.CPTP.HHZ. 2022-09-09T16:39:00.42 0.3 undecidable manual P 178 49.0176 135 0.9 56
IV.MSFR.HHZ. 2022-09-09T16:38:59.37 0.1 positive manual P 62 44.1225 139 0.26 93
IV.GALF.HHZ. 2022-09-09T16:38:58.80 0.3 undecidable manual P 112 39.9267 142 0.02 73
IV.ALJA.HHZ. 2022-09-09T16:38:58.52 0.1 undecidable manual P 252 36.1416 145 0.03 98
IV.RESU.HHZ. 2022-09-09T16:38:57.79 0.1 undecidable manual P 199 23.754 156 0.06 100
IV.CSLB.HHZ. 2022-09-09T16:38:56.69 0.1 undecidable manual P 322 12.4764 167 -0.59 90
IV.GIB.HHZ. 2022-09-09T16:38:56.85 0.1 undecidable manual P 326 18.87 161 -0.65 86
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSLB.HHE. ML:2.0 0.000202 0.34 AML other m 2022-09-09T16:39:04.23
IV.CSLB.HHN. ML:2.2 0.000294 0.6 AML other m 2022-09-09T16:39:04.10
IV.GIB.HHN. ML:2.3 0.000399 1.54 AML other m 2022-09-09T16:39:05.78
IV.GIB.HHE. ML:2.2 0.00028349999999999995 1.16 AML other m 2022-09-09T16:39:07.17
IV.ALJA.HHN. ML:1.7 0.00008609999999999999 0.88 AML other m 2022-09-09T16:39:08.22
IV.ALJA.HHE. ML:2.1 0.0001905 1.46 AML other m 2022-09-09T16:39:08.22
IV.GALF.HHN. ML:2.4 0.00034050000000000004 0.78 AML other m 2022-09-09T16:39:09.97
IV.GALF.HHE. ML:2.2 0.000229 0.56 AML other m 2022-09-09T16:39:09.98
IV.RAFF.HHN. ML:2.4 0.000245 0.66 AML other m 2022-09-09T16:39:13.72
IV.RAFF.HHE. ML:2.6 0.0004445 0.86 AML other m 2022-09-09T16:39:13.51
IV.HLNI.HHE. ML:2.6 0.000361 0.2 AML other m 2022-09-09T16:39:14.15
IV.HLNI.HHN. ML:2.7 0.00045850000000000003 0.26 AML other m 2022-09-09T16:39:14.37
IV.MUCR.HHE. ML:2.1 0.0001485 1 AML other m 2022-09-09T16:39:15.53
IV.MUCR.HHN. ML:2.4 0.00032250000000000003 0.52 AML other m 2022-09-09T16:39:15.28
IV.IFIL.HHN. ML:2.4 0.0001975 1.38 AML other m 2022-09-09T16:39:15.30
IV.IFIL.HHE. ML:2.8 0.0005679999999999999 0.4 AML other m 2022-09-09T16:39:15.18
IV.LIBRI.HHN. ML:1.9 0.00008444999999999999 1.68 AML other m 2022-09-09T16:39:16.86
IV.LIBRI.HNN. ML:2.4 0.0002825 0.7 AML other m 2022-09-09T16:39:16.89
IV.LIBRI.HNE. ML:2.3 0.00020500000000000002 0.3 AML other m 2022-09-09T16:39:16.73
IV.LIBRI.HHE. ML:1.9 0.00009070000000000001 0.56 AML other m 2022-09-09T16:39:16.46
IV.HVZN.HHN. ML:2.6 0.000381 0.78 AML other m 2022-09-09T16:39:16.91
IV.HVIT.HHE. ML:2.6 0.0003075 0.26 AML other m 2022-09-09T16:39:17.90
IV.HVIT.HHN. ML:2.5 0.0002455 0.88 AML other m 2022-09-09T16:39:17.52
IV.HVZN.HNN. ML:2.6 0.00037830605 1.7152 AML other m 2022-09-09T16:39:19.06
IV.HMDC.HHN. ML:2.5 0.0001905 0.16 AML other m 2022-09-09T16:39:20.11
IV.HMDC.HNE. ML:2.5 0.000215 1.38 AML other m 2022-09-09T16:39:20.85
IV.HMDC.HHE. ML:1.8 0.0000385 0.56 AML other m 2022-09-09T16:39:20.74
IV.SSY.HHE. ML:2.8 0.0004485 0.84 AML other m 2022-09-09T16:39:20.55
IV.SSY.HHN. ML:3.2 0.0011200000000000001 0.88 AML other m 2022-09-09T16:39:20.55
IV.SSY.HNE. ML:2.8 0.0004005 0.88 AML other m 2022-09-09T16:39:20.55
IV.HVZN.HHE. ML:2.5 0.00028773244999999995 0.448 AML other m 2022-09-09T16:39:21.22
IV.HVZN.HNE. ML:2.5 0.0002820386 0.448 AML other m 2022-09-09T16:39:21.22
IV.SSY.HNN. ML:2.6 0.0002945 0.2 AML other m 2022-09-09T16:39:21.64
IV.AIO.HHE. ML:1.9 0.000061 0.5 AML other m 2022-09-09T16:39:23.27
IV.AIO.HHN. ML:1.9 0.00007185 0.78 AML other m 2022-09-09T16:39:23.94
IV.MPNC.HHE. ML:2.4 0.0001735 1.54 AML other m 2022-09-09T16:39:27.14
IV.MPNC.HHN. ML:2.2 0.00011949999999999999 0.76 AML other m 2022-09-09T16:39:28.25
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