Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 15-03-2023 and time 03:52:42 (Italy) in region 4 km W Capizzi (ME)

A magnitude ML 2.3 earthquake occured in region: 4 km W Capizzi (ME), on

  • 15-03-2023 02:52:42 (UTC)
  • 15-03-2023 03:52:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8550, 14.4360 at 37 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
Capizzi ME 4 3176 3176
Cerami EN 8 2006 5182
Mistretta ME 11 4791 9973
Castel di Lucio ME 12 1294 11267
Sperlinga EN 12 805 12072
Nicosia EN 12 13899 25971
Reitano ME 16 806 26777
Troina EN 16 9373 36150
Pettineo ME 18 1350 37500
Gagliano Castelferrato EN 18 3593 41093
Motta d'Affermo ME 18 739 41832
Caronia ME 19 3364 45196
Santo Stefano di Camastra ME 20 4694 49890

Municipalities with at least 50000 inhabitants

An earthquake occurred to
52 Km NE of Caltanissetta (63360 inhabitants)
69 Km NW of Catania (314555 inhabitants)
70 Km W of Acireale (52622 inhabitants)
85 Km E of Bagheria (55387 inhabitants)
89 Km N of Gela (75827 inhabitants)
96 Km NE of Agrigento (59770 inhabitants)
98 Km E of Palermo (674435 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 2023-03-15
02:52:42		 37.8548 14.4357 37 2024-03-01
17:18:01		 Bollettino Sismico Italiano INGV 116016631
Reviewed
Rev100 		ML 2.3 2023-03-15
02:52:43		 37.8903 14.4268 38 2023-03-15
03:01:58		 Sala Sismica INGV-Roma 115382251
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-15 02:52:42 ± 0.09
Latitude 37.8548 ± 0.0081
Longitude 14.4357 ± 0.0114
Depth (km) 37 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116016631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 979
Semi-minor axis of confidence ellipse (meter) 830
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 980.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.04771
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 27
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 116016631
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-11-28 11:06:02

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 115382251
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-15 03:01:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CET2.HHZ. 2023-03-15T02:53:38.64 3.0 undecidable manual Sn -0.62 0
IX.SRN3.HHZ.02 2023-03-15T02:53:28.71 3.0 negative manual Pg 4.66 0
IV.SALB.HHZ. 2023-03-15T02:53:20.17 3.0 undecidable manual Pn -0.74 0
IV.HVZN.HNZ. 2023-03-15T02:53:07.88 0.6 undecidable manual S 162 78.9654 54 0.65 40
IV.SOI.EHZ. 2023-03-15T02:53:06.89 3.0 positive manual Pg 2.27 0
IV.HLNI.HHE. 2023-03-15T02:53:04.52 0.6 undecidable manual S 146 67.9764 54 -0.34 44
IV.LIBRI.HHZ. 2023-03-15T02:53:01.00 0.3 undecidable manual S 59 50.0166 123 0.21 72
IV.HAVL.HHZ. 2023-03-15T02:53:01.67 0.3 undecidable manual P 148 116.2947 54 0.11 64
IV.HMDC.HHZ. 2023-03-15T02:52:59.64 0.3 undecidable manual P 163 104.0181 54 -0.4 62
IV.MUCR.HHZ. 2023-03-15T02:52:59.53 0.3 undecidable manual S 61 43.623 127 0.14 74
IV.MCPD.HHZ. 2023-03-15T02:52:58.45 0.3 undecidable manual S 41 39.1275 130 0 76
IV.AGST.EHZ. 2023-03-15T02:52:58.64 0.1 undecidable manual P 133 96.126 54 -0.42 83
IV.HVIT.HHZ. 2023-03-15T02:52:58.89 0.3 undecidable manual P 175 95.9262 54 -0.14 66
IV.ACATE.EHZ. 2023-03-15T02:52:58.47 0.6 undecidable manual P 176 92.3409 54 -0.12 45
IV.IFIL.HHN. 2023-03-15T02:52:57.32 0.3 undecidable manual P 9 79.6647 54 0.32 65
IV.CSLB.HHZ. 2023-03-15T02:52:57.23 0.3 undecidable manual S 286 34.3434 134 -0.26 73
IV.RAFF.HHZ. 2023-03-15T02:52:56.11 1.0 undecidable manual P 185 70.4739 54 0.25 23
IV.IVPL.HNE. 2023-03-15T02:52:56.77 0.1 undecidable manual P 39 74.8695 54 0.36 87
IV.HVZN.HNZ. 2023-03-15T02:52:56.56 0.1 undecidable manual P 162 78.9654 54 -0.36 87
IV.AIO.HHZ. 2023-03-15T02:52:56.09 0.6 undecidable manual P 79 70.9734 54 0.17 46
IV.PLLN.EHZ. 2023-03-15T02:52:56.68 0.3 undecidable manual S 301 29.8479 138 0.02 76
IV.IVLT.HHN. 2023-03-15T02:52:56.33 0.1 undecidable manual P 37 74.8695 54 -0.08 94
IV.IACL.HHE. 2023-03-15T02:52:56.26 0.1 undecidable manual P 355 75.5688 54 -0.24 92
IV.CPTP.HHZ. 2023-03-15T02:52:55.41 0.3 undecidable manual P 206 55.1004 120 1.53 41
IV.MSFR.HHZ. 2023-03-15T02:52:55.69 0.3 undecidable manual S 34 24.0537 145 -0.02 78
IV.ALJA.HHZ. 2023-03-15T02:52:55.87 0.6 undecidable manual P 259 60.8946 117 1.21 31
IV.CMDO.HHZ. 2023-03-15T02:52:55.84 0.3 undecidable manual P 231 69.0753 54 0.14 69
IV.GALF.HHZ. 2023-03-15T02:52:54.90 0.3 undecidable manual S 144 19.6692 150 -0.17 74
IV.EMSA.HHZ. 2023-03-15T02:52:54.88 0.1 undecidable manual P 131 59.6958 118 0.38 91
IV.HLNI.HHE. 2023-03-15T02:52:54.86 0.1 undecidable manual P 146 67.9764 54 -0.7 79
IV.LIBRI.HHZ. 2023-03-15T02:52:53.11 0.3 undecidable manual P 59 50.0166 123 -0.1 73
IV.ESML.HHZ. 2023-03-15T02:52:53.19 0.1 undecidable manual P 124 46.9197 125 0.38 93
IV.EPZF.HHZ. 2023-03-15T02:52:52.93 0.3 undecidable manual P 95 37.0296 132 1.31 48
IV.MUCR.HHZ. 2023-03-15T02:52:52.25 0.3 undecidable manual P 61 43.623 127 -0.15 73
IV.CSLB.HHZ. 2023-03-15T02:52:51.02 0.3 undecidable manual P 286 34.3434 134 -0.29 73
IV.MCPD.HHZ. 2023-03-15T02:52:51.46 0.3 undecidable manual P 41 39.1275 130 -0.4 70
IV.ESCV.HHN. 2023-03-15T02:52:51.37 0.1 undecidable manual P 110 35.3424 133 -0.05 100
IV.PLLN.EHZ. 2023-03-15T02:52:50.83 0.3 undecidable manual P 301 29.8479 138 0 77
IV.GALF.HHZ. 2023-03-15T02:52:49.68 0.1 undecidable manual P 144 19.6692 150 -0.23 99
IV.MSFR.HHZ. 2023-03-15T02:52:49.91 0.1 positive manual P 34 24.0537 145 -0.37 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSFR.HHN. ML:2.2 0.0004905 1.02 AML other m 2023-03-15T02:52:56.94
IV.MSFR.HHE. ML:2.0 0.0002805 0.64 AML other m 2023-03-15T02:52:56.88
IV.GALF.HHE. ML:2.5 0.0009995 1.52 AML other m 2023-03-15T02:52:58.88
IV.PLLN.EHN. ML:2.7 0.00133 0.4 AML other m 2023-03-15T02:52:59.58
IV.GALF.HHN. ML:2.5 0.001155 0.54 AML other m 2023-03-15T02:52:59.73
IV.MCPD.HHE. ML:1.9 0.0002115 0.84 AML other m 2023-03-15T02:52:59.61
IV.CSLB.HNN. ML:1.8 0.000156 0.86 AML other m 2023-03-15T02:52:59.21
IV.CSLB.HHN. ML:1.7 0.000143 0.86 AML other m 2023-03-15T02:52:59.22
IV.MCPD.HHN. ML:2.2 0.0004145 0.28 AML other m 2023-03-15T02:52:59.56
IV.CSLB.HNE. ML:1.6 0.00011729999999999999 1.1 AML other m 2023-03-15T02:53:00.57
IV.CSLB.HHE. ML:1.6 0.0001142 1.1 AML other m 2023-03-15T02:53:00.59
IV.PLLN.EHE. ML:2.4 0.0006935 0.54 AML other m 2023-03-15T02:53:00.72
IV.MUCR.HHN. ML:2.4 0.0005124999999999999 1.56 AML other m 2023-03-15T02:53:02.18
IV.LIBRI.HNE. ML:2.2 0.0003305 1.1 AML other m 2023-03-15T02:53:03.63
IV.MUCR.HHE. ML:2.1 0.00028000000000000003 0.44 AML other m 2023-03-15T02:53:05.70
IV.LIBRI.HHN. ML:1.9 0.00016800000000000002 0.44 AML other m 2023-03-15T02:53:06.04
IV.LIBRI.HNN. ML:2.2 0.00032599999999999996 0.4 AML other m 2023-03-15T02:53:06.27
IV.LIBRI.HHE. ML:2.0 0.000194 0.42 AML other m 2023-03-15T02:53:11.84
IV.AGST.EHN. ML:2.8 0.000582 1 AML other m 2023-03-15T02:53:12.63
IV.AGST.EHE. ML:2.7 0.0005455 0.8 AML other m 2023-03-15T02:53:12.72
IV.HVIT.HHN. ML:2.5 0.000306 1.02 AML other m 2023-03-15T02:53:12.62
IV.HVIT.HHE. ML:2.4 0.000272 0.46 AML other m 2023-03-15T02:53:13.40
IV.HAVL.HHN. ML:2.7 0.00033999999999999997 0.32 AML other m 2023-03-15T02:53:17.57
IV.HAVL.HHE. ML:2.6 0.000262 0.94 AML other m 2023-03-15T02:53:18.96
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