Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 12-01-2023 and time 20:11:07 (UTC) in region 6 km SW Agira (EN)

A magnitude ML 2.0 earthquake occured in region: 6 km SW Agira (EN), on

  • 12-01-2023 20:11:07 (UTC)
  • 12-01-2023 21:11:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.6110, 14.5000 at 36 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Agira EN 6 8345 8345
Nissoria EN 7 3000 11345
Assoro EN 7 5191 16536
Leonforte EN 10 13439 29975
Gagliano Castelferrato EN 12 3593 33568
Regalbuto EN 13 7277 40845
Raddusa CT 16 3178 44023
Valguarnera Caropepe EN 16 7866 51889
Catenanuova EN 18 4866 56755
Nicosia EN 18 13899 70654
Castel di Iudica CT 19 4625 75279

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Caltanissetta (63360 inhabitants)
53 Km W of Catania (314555 inhabitants)
59 Km W of Acireale (52622 inhabitants)
64 Km NE of Gela (75827 inhabitants)
74 Km N of Vittoria (63339 inhabitants)
79 Km N of Ragusa (73313 inhabitants)
87 Km N of Modica (54633 inhabitants)
87 Km E of Agrigento (59770 inhabitants)
93 Km NW of Siracusa (122291 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 2023-01-12
20:11:07		 37.6112 14.4998 37 2024-03-01
17:18:11		 Bollettino Sismico Italiano INGV 118197511
Reviewed
Rev100 		ML 2.0 2023-01-12
20:11:07		 37.608 14.4857 37 2023-01-12
20:23:33		 Sala Sismica INGV-Roma 113502021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-12 20:11:07 ± 0.11
Latitude 37.6112 ± 0.0063
Longitude 14.4998 ± 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 118197511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 822
Semi-minor axis of confidence ellipse (meter) 674
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 265
Circular confidence region, given by single value of horizontal uncertainty (meter) 820.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 68
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) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.11242
Epicentral distance of station farthest from the epicenter (degree) 0.78061
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 118197511
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-04 16:44:47

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 113502021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-12 20:23:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HMDC.HNN. 2023-01-12T20:11:31.63 0.6 undecidable manual S 161 76.5678 54 0.28 46
IV.SSY.HHZ. 2023-01-12T20:11:30.55 0.3 undecidable manual S 135 71.373 54 0.32 69
IV.HVIT.HHZ. 2023-01-12T20:11:29.81 0.6 undecidable manual S 178 68.6757 114 0.21 47
IV.MUCR.HHZ. 2023-01-12T20:11:27.36 0.6 undecidable manual S 34 57.9975 118 0.31 48
IV.HCRL.HHZ. 2023-01-12T20:11:27.49 0.6 undecidable manual S 128 59.3961 117 0.12 49
IV.HVZN.HHZ. 2023-01-12T20:11:26.16 0.6 undecidable manual S 158 51.6039 121 0.59 44
IV.MSFR.HHZ. 2023-01-12T20:11:25.15 0.6 undecidable manual S 10 47.619 124 0.5 47
IV.HLNI.HHZ. 2023-01-12T20:11:23.71 0.6 undecidable manual S 132 43.8228 126 -0.12 50
IV.CROCE.HHE. 2023-01-12T20:11:22.32 0.3 undecidable manual P 178 86.4468 54 -0.13 70
IV.CIMI.HHE. 2023-01-12T20:11:22.96 0.3 undecidable manual P 291 86.6466 54 0.48 64
IV.HMDC.HNN. 2023-01-12T20:11:20.77 0.3 undecidable manual P 161 76.5678 54 -0.44 67
IV.SSY.HHZ. 2023-01-12T20:11:20.23 0.3 undecidable manual P 135 71.373 54 -0.34 69
IV.ESCV.HHE. 2023-01-12T20:11:20.50 0.6 undecidable manual S 61 31.5462 136 -0.84 40
IV.CLTA.HHN. 2023-01-12T20:11:20.80 0.3 undecidable manual P 223 69.0753 114 0.52 65
IV.LIBRI.HHN. 2023-01-12T20:11:19.34 0.3 undecidable manual P 36 64.491 115 -0.28 70
IV.HVIT.HHZ. 2023-01-12T20:11:19.67 0.1 undecidable manual P 178 68.6757 114 -0.54 88
IV.GALF.HHZ. 2023-01-12T20:11:18.29 0.6 undecidable manual S 28 12.4764 160 -0.3 51
IV.HCRL.HHZ. 2023-01-12T20:11:18.47 0.1 negative manual P 128 59.3961 117 -0.45 91
IV.MUCR.HHZ. 2023-01-12T20:11:18.63 0.1 negative manual P 34 57.9975 118 -0.1 98
IV.GIB.HHE. 2023-01-12T20:11:18.79 0.3 undecidable manual P 315 59.0964 117 -0.09 74
IV.EPZF.HHE. 2023-01-12T20:11:17.23 0.3 undecidable manual P 53 39.2274 129 0.91 60
IV.MSFR.HHZ. 2023-01-12T20:11:17.04 0.3 undecidable manual P 10 47.619 124 -0.31 72
IV.EMSA.HHZ. 2023-01-12T20:11:17.22 0.1 undecidable manual P 108 41.1255 128 0.68 88
IV.RAFF.HHE. 2023-01-12T20:11:17.22 0.1 positive manual P 196 44.8218 125 0.22 98
IV.HVZN.HHZ. 2023-01-12T20:11:17.61 0.3 undecidable manual P 158 51.6039 121 -0.27 72
IV.CSLB.HHE. 2023-01-12T20:11:17.54 0.1 undecidable manual P 313 53.0025 120 -0.52 92
IV.PLLN.EHE. 2023-01-12T20:11:17.70 0.3 undecidable manual P 324 52.6029 121 -0.3 72
IV.HLNI.HHZ. 2023-01-12T20:11:16.42 0.1 negative manual P 132 43.8228 126 -0.46 94
IV.ESML.HHZ. 2023-01-12T20:11:15.84 0.3 undecidable manual P 89 33.3444 134 0.2 76
IV.ESCV.HHE. 2023-01-12T20:11:15.81 0.3 undecidable manual P 61 31.5462 136 0.38 74
IV.GALF.HHZ. 2023-01-12T20:11:14.28 0.1 undecidable manual P 28 12.4764 160 0.43 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GALF.HHE. ML:1.7 0.00016853605 1.7184 AML other m 2023-01-12T20:11:22.86
IV.GALF.HHN. ML:1.8 0.000246 0.4 AML other m 2023-01-12T20:11:23.24
IV.HLNI.HHN. ML:1.9 0.00018641429999999997 0.0896 AML other m 2023-01-12T20:11:24.52
IV.HLNI.HHE. ML:1.8 0.0001605 1.44 AML other m 2023-01-12T20:11:25.74
IV.HVZN.HHN. ML:2.0 0.00021907290500000002 0.2688 AML other m 2023-01-12T20:11:26.49
IV.HVZN.HHE. ML:1.9 0.00014317374999999998 0.2432 AML other m 2023-01-12T20:11:26.51
IV.HVZN.HNE. ML:1.9 0.00015141045 0.2304 AML other m 2023-01-12T20:11:26.52
IV.HVZN.HNN. ML:2.0 0.00019753351000000003 0.3072 AML other m 2023-01-12T20:11:26.50
IV.HCRL.HHN. ML:2.2 0.000292 0.1 AML other m 2023-01-12T20:11:28.10
IV.HCRL.HHE. ML:2.0 0.000179 0.32 AML other m 2023-01-12T20:11:28.20
IV.SSY.HHE. ML:2.1 0.0001714094 1.8848 AML other m 2023-01-12T20:11:31.98
IV.SSY.HNN. ML:1.9 0.00010568551000000001 0.1152 AML other m 2023-01-12T20:11:31.19
IV.SSY.HHN. ML:2.5 0.00042418489999999996 0.192 AML other m 2023-01-12T20:11:32.19
IV.SSY.HNE. ML:2.0 0.00012299460500000002 0.1408 AML other m 2023-01-12T20:11:32.19
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