Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 12-03-2023 and time 04:29:20 (Italy) in region 10 km SE Raddusa (CT)

A magnitude ML 2.0 earthquake occured in region: 10 km SE Raddusa (CT), on

  • 12-03-2023 03:29:20 (UTC)
  • 12-03-2023 04:29:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.3980, 14.5850 at 38 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
Raddusa CT 10 3178 3178
Ramacca CT 10 10894 14072
Aidone EN 12 4889 18961
Castel di Iudica CT 12 4625 23586
Mirabella Imbaccari CT 15 4912 28498
Palagonia CT 16 16608 45106
Mineo CT 17 5159 50265
Caltagirone CT 19 38686 88951
San Michele di Ganzaria CT 19 3245 92196
Piazza Armerina EN 19 21886 114082

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km W of Catania (314555 inhabitants)
47 Km NE of Gela (75827 inhabitants)
47 Km E of Caltanissetta (63360 inhabitants)
50 Km N of Vittoria (63339 inhabitants)
54 Km N of Ragusa (73313 inhabitants)
57 Km W of Acireale (52622 inhabitants)
62 Km N of Modica (54633 inhabitants)
73 Km NW of Siracusa (122291 inhabitants)
89 Km E of Agrigento (59770 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 2.0 2023-03-12
03:29:20		 37.3977 14.5852 38 2024-03-01
17:18:17		 Bollettino Sismico Italiano INGV 122612311
Reviewed
Rev100 		ML 2.2 2023-03-12
03:29:20		 37.3915 14.5792 39 2023-03-12
03:45:02		 Sala Sismica INGV-Roma 115272461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-12 03:29:20 ± 0.1
Latitude 37.3977 ± 0.0072
Longitude 14.5852 ± 0.0068
Depth (km) 38 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 122612311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 768
Semi-minor axis of confidence ellipse (meter) 496
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 158
Circular confidence region, given by single value of horizontal uncertainty (meter) 770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 50
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.23292
Epicentral distance of station farthest from the epicenter (degree) 0.68169
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 42
Type of magnitude ML
Reference to an origin 122612311
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-04 14:02:12

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 115272461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-12 03:45:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAVL.HHZ. 2023-03-12T03:29:43.33 0.6 undecidable manual S 136 67.8765 54 0.88 36
IV.CROCE.HHZ. 2023-03-12T03:29:41.45 0.6 undecidable manual S 184 62.8926 54 0.09 47
IV.AGST.EHZ. 2023-03-12T03:29:40.68 0.6 undecidable manual S 105 58.7967 54 0.2 47
IV.SSY.HHZ. 2023-03-12T03:29:39.11 0.3 undecidable manual S 122 50.7159 123 0.49 67
IV.HMDC.HHZ. 2023-03-12T03:29:39.16 0.6 undecidable manual S 160 51.7038 122 0.31 47
IV.HAGA.HHE. 2023-03-12T03:29:39.04 0.6 undecidable manual S 104 51.8037 122 0.17 48
IV.HVIT.HHZ. 2023-03-12T03:29:37.33 0.6 undecidable manual S 187 45.3213 126 -0.1 49
IV.ACATE.EHZ. 2023-03-12T03:29:37.34 0.6 undecidable manual S 190 42.1245 128 0.58 44
IV.HCRL.HHZ. 2023-03-12T03:29:36.85 0.3 undecidable manual S 108 41.4252 129 0.23 72
IV.ESML.HHZ. 2023-03-12T03:29:36.13 0.6 undecidable manual S 47 35.6421 133 0.7 43
IV.CSLB.HHZ. 2023-03-12T03:29:34.15 0.3 undecidable manual P 322 75.6687 54 0.01 71
IV.RAFF.HHZ. 2023-03-12T03:29:34.61 0.6 undecidable manual S 225 27.6501 141 0.63 45
IV.HVZN.HHZ. 2023-03-12T03:29:34.08 0.6 undecidable manual S 155 26.9508 142 0.22 50
IV.HLNI.HHZ. 2023-03-12T03:29:33.09 0.3 undecidable manual S 102 25.8519 143 -0.6 67
IV.HAVL.HHZ. 2023-03-12T03:29:33.24 0.3 undecidable manual P 136 67.8765 54 0.07 71
IV.CROCE.HHZ. 2023-03-12T03:29:32.24 0.1 negative manual P 184 62.8926 54 -0.3 92
IV.EPOZ.HHZ. 2023-03-12T03:29:32.64 0.3 undecidable manual P 60 61.1943 54 0.31 68
IV.SSY.HHZ. 2023-03-12T03:29:31.04 0.3 undecidable manual P 122 50.7159 123 0.08 73
IV.AGST.EHZ. 2023-03-12T03:29:31.74 0.3 undecidable manual P 105 58.7967 54 -0.29 70
IV.HMDC.HHZ. 2023-03-12T03:29:30.88 0.1 negative manual P 160 51.7038 122 -0.22 95
IV.HAGA.HHE. 2023-03-12T03:29:30.90 0.3 undecidable manual P 104 51.8037 122 -0.2 72
IV.HCRL.HHZ. 2023-03-12T03:29:29.68 0.1 undecidable manual P 108 41.4252 129 -0.12 99
IV.ACATE.EHZ. 2023-03-12T03:29:29.65 0.3 undecidable manual P 190 42.1245 128 -0.23 72
IV.CPTP.HHZ. 2023-03-12T03:29:29.78 0.1 undecidable manual P 272 37.2294 132 0.47 93
IV.ESML.HHZ. 2023-03-12T03:29:29.14 0.3 undecidable manual P 47 35.6421 133 0.02 77
IV.HVIT.HHZ. 2023-03-12T03:29:29.93 0.1 negative manual P 187 45.3213 126 -0.34 94
IT.LNT.HGE. 2023-03-12T03:29:29.25 0.3 undecidable manual P 108 38.7279 131 -0.23 73
IV.GALF.HHE. 2023-03-12T03:29:29.05 0.3 undecidable manual P 357 34.743 134 0.02 77
IV.HVZN.HHZ. 2023-03-12T03:29:28.02 0.1 negative manual P 155 26.9508 142 -0.19 100
IV.RAFF.HHZ. 2023-03-12T03:29:28.01 0.1 negative manual P 225 27.6501 141 -0.27 98
IV.HLNI.HHZ. 2023-03-12T03:29:27.68 0.1 negative manual P 102 25.8519 143 -0.43 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CROCE.HNN. ML:2.0 0.0001401563 0.6096 AML other m 2023-03-12T03:29:32.04
IV.CPTP.HHE. ML:1.9 0.00020092675 1.44 AML other m 2023-03-12T03:29:32.10
IV.HLNI.HHN. ML:1.9 0.0002232053 0.12 AML other m 2023-03-12T03:29:33.49
IV.HLNI.HHE. ML:1.8 0.000199 1.92 AML other m 2023-03-12T03:29:34.96
IV.RAFF.HHE. ML:2.3 0.000657 0.26 AML other m 2023-03-12T03:29:34.79
IV.HVZN.HHE. ML:1.8 0.0001815 0.34 AML other m 2023-03-12T03:29:34.77
IV.RAFF.HHN. ML:2.4 0.000737 0.18 AML other m 2023-03-12T03:29:34.79
IV.CSLB.HHN. ML:1.6 0.000051473129999999996 1.44 AML other m 2023-03-12T03:29:35.89
IV.HVZN.HNE. ML:2.2 0.0004345 0.7 AML other m 2023-03-12T03:29:35.25
IV.ESML.HHN. ML:1.8 0.00016109469999999997 0.2384 AML other m 2023-03-12T03:29:36.18
IV.HVZN.HNN. ML:1.9 0.0002595687 0.2704 AML other m 2023-03-12T03:29:37.16
IV.HVZN.HHN. ML:1.6 0.00010944149999999999 0.28 AML other m 2023-03-12T03:29:37.15
IV.HCRL.HHE. ML:2.0 0.00023145295 0.1408 AML other m 2023-03-12T03:29:37.32
IV.ESML.HNE. ML:1.6 0.00009910316 0.0912 AML other m 2023-03-12T03:29:37.37
IV.HCRL.HHN. ML:2.0 0.00022674665 0.1408 AML other m 2023-03-12T03:29:37.45
IV.HVIT.HHE. ML:1.8 0.000139490155 0.1008 AML other m 2023-03-12T03:29:37.41
IV.HVIT.HHN. ML:1.8 0.0001317134 0.08 AML other m 2023-03-12T03:29:37.50
IV.ESML.HNN. ML:1.6 0.00009615239000000001 0.1808 AML other m 2023-03-12T03:29:38.17
IV.HMDC.HHN. ML:2.0 0.00019615650000000002 0.12 AML other m 2023-03-12T03:29:39.32
IV.SSY.HHE. ML:2.9 0.0015400000000000001 0.24 AML other m 2023-03-12T03:29:39.67
IV.HMDC.HHE. ML:1.5 0.000061972015 0.08 AML other m 2023-03-12T03:29:39.89
IV.HMDC.HNE. ML:1.9 0.00015750205850000002 0.0704 AML other m 2023-03-12T03:29:39.89
IV.SSY.HHN. ML:3.1 0.0023124225 0.1392 AML other m 2023-03-12T03:29:40.73
IV.ACATE.HNE. ML:2.3 0.0004645365 0.8496 AML other m 2023-03-12T03:29:40.82
IV.ACATE.EHE. ML:2.2 0.00038206875 0.8592 AML other m 2023-03-12T03:29:41.25
IV.SSY.HNN. ML:2.5 0.00067101935 0.24 AML other m 2023-03-12T03:29:41.02
IV.SSY.HNE. ML:2.6 0.00071483805 0.1712 AML other m 2023-03-12T03:29:41.36
IV.AGST.EHN. ML:2.3 0.000376851555 0.1808 AML other m 2023-03-12T03:29:41.37
IV.AGST.EHE. ML:2.1 0.0002203006 0.1616 AML other m 2023-03-12T03:29:41.62
IV.CSLB.HNE. ML:1.7 0.000070905535 1.4 AML other m 2023-03-12T03:29:41.92
IV.CPTP.HHN. ML:1.9 0.00018570425000000003 1.96 AML other m 2023-03-12T03:29:44.46
IV.HAVL.HHE. ML:2.5 0.00041753474999999993 0.3008 AML other m 2023-03-12T03:29:43.81
IV.CSLB.HNN. ML:1.7 0.000059360825 1.1296 AML other m 2023-03-12T03:29:43.68
IV.HAVL.HHN. ML:2.3 0.00031619555 0.0992 AML other m 2023-03-12T03:29:44.15
IV.CSLB.HHE. ML:1.4 0.000033894635 0.7008 AML other m 2023-03-12T03:29:45.82
IV.ESML.HHE. ML:1.6 0.00010413491 0.6 AML other m 2023-03-12T03:29:46.73
IV.ACATE.HNN. ML:2.2 0.0004094329 0.68 AML other m 2023-03-12T03:29:48.41
IV.ACATE.EHN. ML:2.2 0.00036721409999999996 0.6992 AML other m 2023-03-12T03:29:48.42
IV.CROCE.HHN. ML:1.8 0.000096523845 0.8 AML other m 2023-03-12T03:29:54.00
IV.HMDC.HNN. ML:2.2 0.00027929385000000003 0.8912 AML other m 2023-03-12T03:29:55.53
IV.CROCE.HHE. ML:1.8 0.00009724147 0.76 AML other m 2023-03-12T03:29:56.35
IV.CROCE.HNE. ML:2.1 0.00018892494999999998 1.1392 AML other m 2023-03-12T03:29:56.23
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