Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 01-03-2023 and time 17:05:56 (Italy) in region 5 km SW Moio Alcantara (ME)

A magnitude ML 1.7 earthquake occured in region: 5 km SW Moio Alcantara (ME), on

  • 01-03-2023 16:05:56 (UTC)
  • 01-03-2023 17:05:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8640, 15.0130 at 17 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
Moio Alcantara ME 5 717 717
Randazzo CT 6 10900 11617
Malvagna ME 7 733 12350
Santa Domenica Vittoria ME 7 980 13330
Roccella Valdemone ME 8 666 13996
Castiglione di Sicilia CT 10 3215 17211
Francavilla di Sicilia ME 12 3945 21156
Linguaglossa CT 12 5403 26559
Maletto CT 13 3920 30479
Motta Camastra ME 15 845 31324
Piedimonte Etneo CT 16 3963 35287
Floresta ME 17 485 35772
Sant'Alfio CT 18 1582 37354
Montalbano Elicona ME 18 2287 39641
Bronte CT 18 19172 58813
Maniace CT 18 3765 62578
Milo CT 18 1087 63665
Gaggi ME 18 3184 66849
Fiumefreddo di Sicilia CT 19 9623 76472
Graniti ME 19 1492 77964
Calatabiano CT 19 5308 83272
Fondachelli-Fantina ME 20 1019 84291
Mascali CT 20 14282 98573
Novara di Sicilia ME 20 1337 99910

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of Acireale (52622 inhabitants)
41 Km N of Catania (314555 inhabitants)
60 Km SW of Messina (238439 inhabitants)
62 Km W of Reggio di Calabria (183035 inhabitants)
93 Km N of Siracusa (122291 inhabitants)
93 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
Bulletin
Rev1000 		ML 1.7 2023-03-01
16:05:56		 37.8642 15.0133 17 2024-03-01
17:17:57		 Bollettino Sismico Italiano INGV 115000991
Reviewed
Rev200 		ML 1.3 2023-03-01
16:05:56		 37.863 15.006 12 2023-12-18
11:53:02		 Sala Operativa INGV_OE (Catania) 114918941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-01 16:05:56 ± 0.1
Latitude 37.8642 ± 0.0054
Longitude 15.0133 ± 0.0057
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115000991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 521
Semi-minor axis of confidence ellipse (meter) 381
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 327
Circular confidence region, given by single value of horizontal uncertainty (meter) 520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.04856
Epicentral distance of station farthest from the epicenter (degree) 0.38491
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 14
Type of magnitude ML
Reference to an origin 115000991
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-18 15:08:39

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 114918941
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-03-01 16:15:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHZ. 2023-03-01T16:06:06.11 0.3 undecidable manual S 58 22.5552 116 0.43 67
IV.GALF.HHZ. 2023-03-01T16:06:05.82 0.6 undecidable manual P 247 42.7239 101 0.94 36
IV.EMFO.HHZ. 2023-03-01T16:06:04.02 0.6 undecidable manual S 155 15.7731 129 -0.12 49
IV.EPZF.HHZ. 2023-03-01T16:06:04.16 0.3 undecidable manual S 252 14.3745 132 0.3 71
IV.ECBD.HHZ. 2023-03-01T16:06:03.61 0.6 undecidable manual S 145 11.2776 140 0.33 47
IV.EPMN.HHZ. 2023-03-01T16:06:03.96 0.3 undecidable manual S 109 15.1737 130 -0.05 75
IV.ESVO.HHZ. 2023-03-01T16:06:03.82 0.6 undecidable manual S 210 11.6772 139 0.47 45
IV.EPIT.HHZ. 2023-03-01T16:06:02.79 0.6 undecidable manual S 147 6.993 154 0.14 49
IV.EVRN.HHZ. 2023-03-01T16:06:02.29 0.3 undecidable manual P 151 22.1556 117 0.42 68
IV.EMCN.HHZ. 2023-03-01T16:06:02.88 0.6 undecidable manual S 168 8.2806 149 0.06 50
IV.EMSG.HHZ. 2023-03-01T16:06:02.72 0.6 undecidable manual S 229 7.3815 152 0.03 50
IV.MUCR.HHZ. 2023-03-01T16:06:02.01 0.1 undecidable manual P 328 23.2545 115 -0.01 98
IV.AIO.HHZ. 2023-03-01T16:06:02.04 0.1 undecidable manual P 58 22.5552 116 0.12 96
IV.EMNR.HHZ. 2023-03-01T16:06:02.60 0.6 undecidable manual S 168 5.3946 159 0.13 49
IV.ECTS.HHZ. 2023-03-01T16:06:02.93 0.3 undecidable manual S 78 9.5793 145 -0.08 75
IV.LIBRI.HNZ. 2023-03-01T16:06:02.23 0.1 undecidable manual P 343 25.4523 113 -0.1 96
IV.ESPC.HHZ. 2023-03-01T16:06:01.30 0.3 undecidable manual P 176 19.0698 122 -0.15 72
IV.ESAL.HHZ. 2023-03-01T16:06:01.22 0.3 undecidable manual P 139 16.0728 128 0.14 72
IV.EPMN.HHZ. 2023-03-01T16:06:00.72 0.1 undecidable manual P 109 15.1737 130 -0.24 95
IV.EMFO.HHZ. 2023-03-01T16:06:00.95 0.1 undecidable manual P 155 15.7731 129 -0.09 98
IV.ECTS.HHZ. 2023-03-01T16:06:00.09 0.1 positive manual P 78 9.5793 145 -0.29 95
IV.EPZF.HHZ. 2023-03-01T16:06:00.61 0.1 positive manual P 252 14.3745 132 -0.26 94
IV.ECBD.HHZ. 2023-03-01T16:06:00.44 0.1 undecidable manual P 145 11.2776 140 -0.1 99
IV.EMSG.HHZ. 2023-03-01T16:06:00.00 0.1 undecidable manual P 229 7.3815 152 -0.2 97
IV.EMCN.HHZ. 2023-03-01T16:06:00.10 0.1 undecidable manual P 168 8.2806 149 -0.17 98
IV.ESVO.HHZ. 2023-03-01T16:06:00.60 0.1 undecidable manual P 210 11.6772 139 0.03 100
IV.EMNR.HHZ. 2023-03-01T16:05:59.99 0.1 undecidable manual P 168 5.3946 159 -0.09 100
IV.EPIT.HHZ. 2023-03-01T16:05:59.98 0.1 undecidable manual P 147 6.993 154 -0.19 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ECTS.HHE. ML:1.6 0.000341 1.62 AML other m 2023-03-01T16:06:02.98
IV.ECTS.HHN. ML:1.6 0.000327 1.86 AML other m 2023-03-01T16:06:03.01
IV.EMSG.HHE. ML:1.6 0.00040100000000000004 0.56 AML other m 2023-03-01T16:06:04.56
IV.EMSG.HHN. ML:1.7 0.000522 0.2 AML other m 2023-03-01T16:06:04.80
IV.EPIT.HHN. ML:2.0 0.0008985 1.58 AML other m 2023-03-01T16:06:04.15
IV.EPIT.HHE. ML:1.8 0.0006465 1.56 AML other m 2023-03-01T16:06:05.17
IV.EPMN.HHE. ML:1.6 0.00028300000000000005 0.54 AML other m 2023-03-01T16:06:05.77
IV.EPZF.HHE. ML:1.8 0.000439 1.16 AML other m 2023-03-01T16:06:05.83
IV.EPZF.HHN. ML:1.8 0.000438 0.26 AML other m 2023-03-01T16:06:05.81
IV.EPMN.HHN. ML:1.7 0.00034050000000000004 0.5 AML other m 2023-03-01T16:06:06.24
IV.AIO.HHN. ML:1.6 0.00019700000000000002 1.58 AML other m 2023-03-01T16:06:06.01
IV.AIO.HHE. ML:1.4 0.000132 1.2 AML other m 2023-03-01T16:06:06.23
IV.GALF.HHE. ML:1.6 0.000135 0.42 AML other m 2023-03-01T16:06:16.11
IV.GALF.HHN. ML:1.8 0.00016999999999999999 0.62 AML other m 2023-03-01T16:06:20.52
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