Earthquake with magnitude of ML 1.9 on date 05-07-2023 and time 13:06:50 (UTC) in region 7 km NE Vizzini (CT)

A magnitude ML 1.9 earthquake occured in region: 7 km NE Vizzini (CT), on

  • 05-07-2023 13:06:50 (UTC)
  • 05-07-2023 15:06:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.2100, 14.7980 at 20 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Vizzini CT 7 6241 6241
Militello in Val di Catania CT 7 7443 13684
Francofonte SR 8 12800 26484
Licodia Eubea CT 10 3081 29565
Buccheri SR 10 1999 31564
Scordia CT 11 17095 48659
Mineo CT 11 5159 53818
Monterosso Almo RG 14 3032 56850
Palagonia CT 14 16608 73458
Grammichele CT 14 13418 86876
Buscemi SR 16 1051 87927
Ferla SR 16 2523 90450
Cassaro SR 18 821 91271
Giarratana RG 18 3048 94319
Palazzolo Acreide SR 19 8808 103127
Lentini SR 20 24085 127212

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of Ragusa (73313 inhabitants)
37 Km NE of Vittoria (63339 inhabitants)
39 Km N of Modica (54633 inhabitants)
42 Km SW of Catania (314555 inhabitants)
47 Km W of Siracusa (122291 inhabitants)
51 Km E of Gela (75827 inhabitants)
55 Km SW of Acireale (52622 inhabitants)
72 Km E of Caltanissetta (63360 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
Reviewed
Rev100
ML 1.9 2023-07-05
13:06:50
37.2103 14.7985 20 2023-07-05
13:12:12
Sala Sismica INGV-Roma 118992381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-05 13:06:50 ± 0.1
Latitude 37.2103 ± 0.0027
Longitude 14.7985 ± 0.0034
Depth (km) 20 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118992381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 336
Semi-minor axis of confidence ellipse (meter) 191
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 119
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 139
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.07374
Epicentral distance of station farthest from the epicenter (degree) 0.43797
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 118992381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-05 13:12:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ISPIC.HHZ. 2023-07-05T13:07:06.79 0.3 undecidable manual S 169 48.618 104 0.1 69
IV.HVIT.HHZ. 2023-07-05T13:07:03.33 0.3 undecidable manual S 225 34.4433 112 0.25 69
IV.HMDC.HHZ. 2023-07-05T13:07:01.31 0.3 undecidable manual S 183 27.9498 117 -0.19 71
IV.SSY.HHZ. 2023-07-05T13:07:00.98 0.3 undecidable manual S 103 25.0527 121 0.16 71
IV.HCRL.HHE. 2023-07-05T13:07:00.33 0.3 undecidable manual S 69 22.1556 125 0.14 72
IV.ISPIC.HHZ. 2023-07-05T13:06:59.94 0.1 undecidable manual P 169 48.618 104 -0.1 93
IT.LNT.HGE. 2023-07-05T13:06:59.64 0.3 undecidable manual S 64 19.9689 128 -0.07 73
IV.HLNI.HHZ. 2023-07-05T13:06:58.95 0.1 undecidable manual S 23 16.6722 134 -0.1 97
IV.HVZN.HHZ. 2023-07-05T13:06:57.78 0.3 undecidable manual S 244 8.1807 155 0.07 75
IV.HVIT.HHZ. 2023-07-05T13:06:57.95 0.1 undecidable manual P 225 34.4433 112 -0.01 96
IV.SSY.HHZ. 2023-07-05T13:06:56.71 0.1 undecidable manual P 103 25.0527 121 0.05 97
IV.HCRL.HHE. 2023-07-05T13:06:56.32 0.1 undecidable manual P 69 22.1556 125 0.03 98
IV.HMDC.HHZ. 2023-07-05T13:06:56.85 0.1 negative manual P 183 27.9498 117 -0.19 94
IT.LNT.HGE. 2023-07-05T13:06:55.89 0.3 undecidable manual P 64 19.9689 128 -0.12 72
IV.HLNI.HHZ. 2023-07-05T13:06:55.64 0.1 undecidable manual P 23 16.6722 134 0.01 99
IV.HVZN.HHZ. 2023-07-05T13:06:54.92 0.1 positive manual P 244 8.1807 155 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HVZN.HHN. ML:1.9 0.0005515000000000001 0.26 AML other m 2023-07-05T13:06:58.88
IV.HVZN.HNN. ML:1.9 0.0005625 0.14 AML other m 2023-07-05T13:06:58.82
IV.HLNI.HHE. ML:2.0 0.000631 0.22 AML other m 2023-07-05T13:06:59.00
IV.HLNI.HHN. ML:1.7 0.000298 0.98 AML other m 2023-07-05T13:06:59.71
IV.HVZN.HHE. ML:1.8 0.0004625 0.68 AML other m 2023-07-05T13:07:01.00
IV.HVZN.HNE. ML:1.8 0.0005355 0.66 AML other m 2023-07-05T13:07:01.02
IV.HMDC.HHN. ML:1.9 0.0003355 1.04 AML other m 2023-07-05T13:07:01.91
IV.SSY.HHE. ML:1.8 0.0002645 0.98 AML other m 2023-07-05T13:07:01.99
IV.SSY.HNE. ML:2.1 0.0006630000000000001 1 AML other m 2023-07-05T13:07:01.02
IV.HMDC.HHE. ML:2.0 0.000422 0.4 AML other m 2023-07-05T13:07:01.56
IV.SSY.HHN. ML:2.2 0.0008824999999999999 0.86 AML other m 2023-07-05T13:07:02.01
IV.SSY.HNN. ML:2.1 0.000632 0.2 AML other m 2023-07-05T13:07:02.01
IV.ISPIC.HHE. ML:1.9 0.00017999999999999998 0.16 AML other m 2023-07-05T13:07:06.90
IV.ISPIC.HHN. ML:1.7 0.000127 0.94 AML other m 2023-07-05T13:07:10.96
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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