Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 09-06-2023 and time 22:03:26 (UTC) in region Costa Catanese (Catania)

A magnitude ML 1.2 earthquake occured in region: Costa Catanese (Catania), on

  • 09-06-2023 22:03:26 (UTC)
  • 10-06-2023 00:03:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7970, 15.4230 at 10 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.

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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
Taormina ME 14 10960 10960
Giardini-Naxos ME 14 9415 20375
Letojanni ME 14 2861 23236
Castelmola ME 15 1088 24324
Sant'Alessio Siculo ME 15 1554 25878
Forza d'Agrò ME 15 911 26789
Gallodoro ME 16 367 27156
Santa Teresa di Riva ME 17 9377 36533
Calatabiano CT 17 5308 41841
Mongiuffi Melia ME 18 600 42441
Fiumefreddo di Sicilia CT 19 9623 52064
Furci Siculo ME 19 3382 55446
Gaggi ME 19 3184 58630
Savoca ME 19 1732 60362

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NE of Acireale (52622 inhabitants)
40 Km SW of Reggio di Calabria (183035 inhabitants)
44 Km NE of Catania (314555 inhabitants)
46 Km S of Messina (238439 inhabitants)
83 Km N 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
Reviewed
Rev100 		ML 1.2 2023-06-09
22:03:26		 37.7967 15.4233 10 2023-06-09
22:14:21		 Sala Sismica INGV-Roma 118251581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-09 22:03:26 ± 0.25
Latitude 37.7967 ± 0.0081
Longitude 15.4233 ± 0.0159
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118251581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1404
Semi-minor axis of confidence ellipse (meter) 677
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 294
Circular confidence region, given by single value of horizontal uncertainty (meter) 1400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 156
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) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.19605
Epicentral distance of station farthest from the epicenter (degree) 0.69608
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 118251581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-09 22:14:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSY.HHZ. 2023-06-09T22:03:50.42 1.0 undecidable manual S 204 77.2671 50 0.32 22
IV.HLNI.HHZ. 2023-06-09T22:03:47.87 0.6 undecidable manual S 224 69.4749 50 -0.14 46
IV.MSRU.HHZ. 2023-06-09T22:03:43.09 0.6 undecidable manual S 8 52.4031 50 -0.36 46
IV.MPNC.HHE. 2023-06-09T22:03:40.24 0.6 undecidable manual S 351 39.3273 50 0.28 48
IV.SSY.HHZ. 2023-06-09T22:03:39.90 0.3 negative manual P 204 77.2671 50 -0.29 66
IV.MTTG.HHZ. 2023-06-09T22:03:39.14 0.6 undecidable manual S 47 33.3444 50 0.77 41
IV.HLNI.HHZ. 2023-06-09T22:03:38.90 0.6 undecidable manual P 224 69.4749 50 -0.09 47
IV.HAGA.HHE. 2023-06-09T22:03:37.12 0.6 undecidable manual P 203 61.494 50 -0.64 41
IV.MSRU.HHZ. 2023-06-09T22:03:36.17 0.6 positive manual P 8 52.4031 50 -0.18 48
IV.EPMN.HHZ. 2023-06-09T22:03:35.48 0.3 undecidable manual S 277 21.7671 113 0.6 68
IV.AIO.HHZ. 2023-06-09T22:03:35.70 0.3 undecidable manual S 319 25.5522 110 -0.4 71
IV.MTTG.HHZ. 2023-06-09T22:03:33.65 0.1 undecidable manual P 47 33.3444 50 0.23 97
IV.EPIT.HHZ. 2023-06-09T22:03:33.65 0.3 undecidable manual P 273 32.1456 50 0.41 71
IV.MPNC.HHE. 2023-06-09T22:03:33.97 0.3 undecidable manual P 351 39.3273 50 -0.37 70
IV.AIO.HHZ. 2023-06-09T22:03:31.84 0.1 positive manual P 319 25.5522 110 -0.27 98
IV.EPMN.HHZ. 2023-06-09T22:03:31.60 0.1 negative manual P 277 21.7671 113 0.2 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:1.5 0.00019700000000000002 0.18 AML other m 2023-06-09T22:03:36.04
IV.AIO.HHN. ML:1.4 0.000136 0.18 AML other m 2023-06-09T22:03:36.36
IV.EPMN.HHN. ML:1.4 0.0001546562 0.3584 AML other m 2023-06-09T22:03:36.12
IV.EPMN.HHE. ML:1.4 0.0001875 0.26 AML other m 2023-06-09T22:03:38.14
IV.MTTG.HHN. ML:1.1 0.00005215 0.42 AML other m 2023-06-09T22:03:40.16
IV.MTTG.HHE. ML:1.0 0.00003785 1.32 AML other m 2023-06-09T22:03:41.02
IV.MSRU.HHE. ML:1.3 0.00005115 0.24 AML other m 2023-06-09T22:03:44.62
IV.HLNI.HHE. ML:1.1 0.000018534965 0.0768 AML other m 2023-06-09T22:03:50.24
IV.HLNI.HHN. ML:1.1 0.000022379525 0.0768 AML other m 2023-06-09T22:03:50.93
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