Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 18-12-2022 and time 15:29:16 (Italy) in region 3 km S San Mauro Castelverde (PA)

A magnitude ML 2.2 earthquake occured in region: 3 km S San Mauro Castelverde (PA), on

  • 18-12-2022 14:29:16 (UTC)
  • 18-12-2022 15:29:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8870, 14.1980 at 8 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
San Mauro Castelverde PA 3 1701 1701
Geraci Siculo PA 5 1945 3646
Gangi PA 10 6811 10457
Castel di Lucio ME 10 1294 11751
Castelbuono PA 11 8943 20694
Tusa ME 12 2925 23619
Pettineo ME 12 1350 24969
Petralia Soprana PA 13 3360 28329
Pollina PA 13 2974 31303
Petralia Sottana PA 13 2821 34124
Motta d'Affermo ME 14 739 34863
Mistretta ME 15 4791 39654
Reitano ME 16 806 40460
Bompietro PA 18 1401 41861
Castellana Sicula PA 18 3411 45272
Isnello PA 18 1589 46861
Blufi PA 18 1029 47890
Sperlinga EN 19 805 48695
Polizzi Generosa PA 19 3407 52102
Santo Stefano di Camastra ME 20 4694 56796

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km N of Caltanissetta (63360 inhabitants)
64 Km E of Bagheria (55387 inhabitants)
78 Km E of Palermo (674435 inhabitants)
84 Km NE of Agrigento (59770 inhabitants)
89 Km NW of Catania (314555 inhabitants)
91 Km W of Acireale (52622 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 2.2 2022-12-18
14:29:16		 37.8872 14.1982 8 2024-03-01
15:28:21		 Bollettino Sismico Italiano INGV 115870871
Reviewed
Rev100 		ML 2.2 2022-12-18
14:29:16		 37.8828 14.1942 8 2022-12-18
14:37:49		 Sala Sismica INGV-Roma 112924601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-18 14:29:16 ± 0.1
Latitude 37.8872 ± 0.0063
Longitude 14.1982 ± 0.0080
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115870871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 648
Semi-minor axis of confidence ellipse (meter) 582
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 207
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 46
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.11421
Epicentral distance of station farthest from the epicenter (degree) 1.47399
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 29
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 115870871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-13 14:54:07

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 112924601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-18 14:37:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SOI.EHZ. 2022-12-18T14:29:43.40 1.0 undecidable manual P 82 163.614 50 0.33 18
IV.MMGO.HHZ. 2022-12-18T14:29:36.73 0.3 undecidable manual P 257 110.0121 50 1.93 27
IV.MSRU.HHZ. 2022-12-18T14:29:36.65 0.3 undecidable manual P 70 121.7892 50 0.02 64
IV.HMDC.HHZ. 2022-12-18T14:29:35.66 0.3 undecidable manual P 153 115.0959 50 0.06 64
IV.SSY.HHZ. 2022-12-18T14:29:35.09 0.3 undecidable manual P 136 111.6993 50 0.02 65
IV.MPNC.HHZ. 2022-12-18T14:29:34.00 0.3 undecidable manual P 74 104.9172 50 -0.03 66
IV.HVIT.HHZ. 2022-12-18T14:29:33.05 0.6 undecidable manual P 164 103.2189 50 -0.72 37
IV.HVZN.HHZ. 2022-12-18T14:29:31.79 0.3 undecidable manual P 150 90.8424 50 -0.07 67
IV.ALJA.HHZ. 2022-12-18T14:29:31.00 0.3 undecidable manual S 249 41.8248 50 0.64 64
IV.AIO.HHZ. 2022-12-18T14:29:31.63 0.3 undecidable manual P 84 91.0422 50 -0.25 65
IV.CLTA.HHN. 2022-12-18T14:29:30.68 0.6 undecidable manual P 194 83.5497 50 -0.05 46
IV.IFIL.HHZ. 2022-12-18T14:29:30.28 0.3 undecidable manual P 24 81.9513 50 -0.21 67
IV.GALF.HHZ. 2022-12-18T14:29:29.80 0.3 undecidable manual S 121 37.7289 50 0.53 67
IV.MSFR.HHZ. 2022-12-18T14:29:29.40 0.3 undecidable manual S 65 38.0286 50 0.05 75
IV.MPG.HHE. 2022-12-18T14:29:29.89 0.6 undecidable manual P 293 79.365 50 -0.19 45
IV.RAFF.HHZ. 2022-12-18T14:29:29.32 0.3 undecidable manual P 169 75.1692 50 -0.11 69
IV.MCT.HHN. 2022-12-18T14:29:28.11 0.6 undecidable manual P 240 59.7957 50 1.05 34
IV.EPZF.HHZ. 2022-12-18T14:29:27.67 0.3 undecidable manual P 97 58.0974 50 0.86 57
IV.LIBRI.HHZ. 2022-12-18T14:29:27.75 0.1 positive manual P 71 67.4769 50 -0.51 85
IV.MARIO.HHN. 2022-12-18T14:29:27.63 0.3 undecidable manual P 277 67.377 50 -0.61 62
IV.RESU.HHZ. 2022-12-18T14:29:26.70 0.3 undecidable manual S 205 29.4483 105 0.1 75
IV.ESCV.HHN. 2022-12-18T14:29:26.93 0.6 undecidable manual P 106 56.2992 50 0.4 45
IV.CPTP.HHE. 2022-12-18T14:29:26.58 1.0 undecidable manual P 183 53.3022 50 0.51 22
IV.CIMI.HNE. 2022-12-18T14:29:26.20 0.3 undecidable manual P 270 54.8007 50 -0.1 72
IV.SOLUN.HHZ. 2022-12-18T14:29:26.94 0.3 undecidable manual P 292 62.493 50 -0.54 64
MN.VAE.HHE. 2022-12-18T14:29:25.66 0.6 undecidable manual P 164 48.3183 50 0.35 46
IV.GALF.HHZ. 2022-12-18T14:29:23.70 0.1 undecidable manual P 121 37.7289 50 0.03 100
IV.GIB.HHZ. 2022-12-18T14:29:23.40 0.3 undecidable manual S 307 18.87 113 0.25 74
IV.ALJA.HHZ. 2022-12-18T14:29:23.92 0.1 undecidable manual P 249 41.8248 50 -0.38 92
IV.MSFR.HHZ. 2022-12-18T14:29:23.26 0.1 positive manual P 65 38.0286 50 -0.46 91
IV.PLLN.EHZ. 2022-12-18T14:29:22.10 0.3 undecidable manual S 338 12.6762 122 0.88 61
IV.RESU.HHZ. 2022-12-18T14:29:21.68 0.1 positive manual P 205 29.4483 105 -0.46 93
IV.CSLB.HHZ. 2022-12-18T14:29:21.30 0.6 undecidable manual S 294 13.4754 120 -0.17 51
IV.GIB.HHZ. 2022-12-18T14:29:19.90 0.1 negative manual P 307 18.87 113 -0.24 99
IV.PLLN.EHZ. 2022-12-18T14:29:19.32 0.1 negative manual P 338 12.6762 122 0.29 99
IV.CSLB.HHZ. 2022-12-18T14:29:18.84 0.1 negative manual P 294 13.4754 120 -0.33 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSLB.HHE. ML:1.8 0.000671 0.36 AML other m 2022-12-18T14:29:22.61
IV.CSLB.HHN. ML:1.8 0.0006985 1.06 AML other m 2022-12-18T14:29:23.45
IV.PLLN.EHN. ML:2.5 0.003905 0.56 AML other m 2022-12-18T14:29:24.88
IV.PLLN.EHE. ML:2.3 0.00242 1.56 AML other m 2022-12-18T14:29:24.93
IV.GIB.HHE. ML:2.1 0.0009755 0.32 AML other m 2022-12-18T14:29:26.21
IV.GIB.HHN. ML:2.1 0.000962 0.72 AML other m 2022-12-18T14:29:27.03
IV.RESU.HHN. ML:2.4 0.00123 0.34 AML other m 2022-12-18T14:29:29.27
IV.RESU.HHE. ML:2.4 0.0012000000000000001 1.68 AML other m 2022-12-18T14:29:29.89
IV.MSFR.HHE. ML:1.7 0.0001785 1.1 AML other m 2022-12-18T14:29:30.27
IV.MSFR.HHN. ML:1.7 0.00017999999999999998 0.4 AML other m 2022-12-18T14:29:31.06
IV.GALF.HHE. ML:2.4 0.0009580000000000001 1.6 AML other m 2022-12-18T14:29:34.94
IV.ALJA.HHN. ML:1.9 0.00028649999999999997 1.28 AML other m 2022-12-18T14:29:34.29
IV.GALF.HHN. ML:2.4 0.0009755 0.32 AML other m 2022-12-18T14:29:34.47
IV.ALJA.HHE. ML:2.1 0.0003805 1.12 AML other m 2022-12-18T14:29:34.78
IV.SOLUN.HHE. ML:2.1 0.00026149999999999996 1.02 AML other m 2022-12-18T14:29:40.60
IV.SOLUN.HHN. ML:1.9 0.0001555 0.4 AML other m 2022-12-18T14:29:41.72
IV.LIBRI.HHE. ML:2.0 0.0001715 0.4 AML other m 2022-12-18T14:29:41.70
IV.LIBRI.HNE. ML:2.2 0.0003115 0.36 AML other m 2022-12-18T14:29:41.91
IV.MSRU.HHN. ML:2.1 0.0001009 0.76 AML other m 2022-12-18T14:29:41.92
IV.LIBRI.HNN. ML:2.3 0.00036550000000000005 0.24 AML other m 2022-12-18T14:29:43.36
IV.LIBRI.HHN. ML:1.8 0.000113 1.6 AML other m 2022-12-18T14:29:43.00
IV.IFIL.HHN. ML:2.5 0.000463 0.98 AML other m 2022-12-18T14:29:46.51
IV.IFIL.HHE. ML:2.9 0.00101 0.56 AML other m 2022-12-18T14:29:47.89
IV.HVZN.HHE. ML:2.2 0.00019700000000000002 0.52 AML other m 2022-12-18T14:29:48.95
IV.HVZN.HNE. ML:2.3 0.00021500000000000002 0.84 AML other m 2022-12-18T14:29:49.84
IV.AIO.HHE. ML:2.1 0.0001475 0.42 AML other m 2022-12-18T14:29:51.26
IV.SSY.HHE. ML:2.5 0.000261 1.54 AML other m 2022-12-18T14:29:53.89
IV.AIO.HHN. ML:2.1 0.000144 0.94 AML other m 2022-12-18T14:29:53.25
IV.HVZN.HNN. ML:2.4 0.00029499999999999996 1.24 AML other m 2022-12-18T14:29:56.94
IV.SSY.HHN. ML:3.0 0.0007555000000000001 0.22 AML other m 2022-12-18T14:29:58.55
IV.MSRU.HHE. ML:2.2 0.000127 0.42 AML other m 2022-12-18T14:30:01.87
IV.HVZN.HHN. ML:2.2 0.000167 1.32 AML other m 2022-12-18T14:30:03.83
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