Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 04-02-2023 and time 22:34:56 (Italy) in region 4 km N Montalbano Elicona (ME)

A magnitude ML 1.8 earthquake occured in region: 4 km N Montalbano Elicona (ME), on

  • 04-02-2023 21:34:56 (UTC)
  • 04-02-2023 22:34:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.0590, 15.0160 at 8 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
Montalbano Elicona ME 4 2287 2287
Basicò ME 4 612 2899
San Piero Patti ME 4 2915 5814
Librizzi ME 7 1660 7474
Tripi ME 8 873 8347
Oliveri ME 8 2181 10528
Falcone ME 9 2808 13336
Raccuja ME 9 1041 14377
Patti ME 10 13431 27808
Montagnareale ME 10 1615 29423
Furnari ME 11 3784 33207
Mazzarrà Sant'Andrea ME 11 1531 34738
Novara di Sicilia ME 11 1337 36075
Ucria ME 12 1058 37133
Floresta ME 12 485 37618
Sant'Angelo di Brolo ME 13 3090 40708
Roccella Valdemone ME 14 666 41374
Sinagra ME 15 2705 44079
Rodì Milici ME 15 2056 46135
Terme Vigliatore ME 16 7395 53530
Malvagna ME 16 733 54263
Fondachelli-Fantina ME 16 1019 55282
Santa Domenica Vittoria ME 17 980 56262
Gioiosa Marea ME 17 7074 63336
Tortorici ME 17 6435 69771
Ficarra ME 17 1469 71240
Piraino ME 18 3962 75202
Castroreale ME 18 2504 77706
Moio Alcantara ME 18 717 78423
Castell'Umberto ME 18 3128 81551
Brolo ME 20 5783 87334

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km W of Messina (238439 inhabitants)
51 Km N of Acireale (52622 inhabitants)
55 Km W of Reggio di Calabria (183035 inhabitants)
62 Km N of Catania (314555 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 1.8 2023-02-04
21:34:56		 38.0587 15.0155 8 2024-03-01
17:18:04		 Bollettino Sismico Italiano INGV 116514651
Reviewed
Rev100 		ML 1.8 2023-02-04
21:34:56		 38.0663 15.0198 5 2023-02-04
21:41:17		 Sala Sismica INGV-Roma 114057261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-04 21:34:56 ± 0.06
Latitude 38.0587 ± 0.0036
Longitude 15.0155 ± 0.0046
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116514651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 450
Semi-minor axis of confidence ellipse (meter) 281
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 91
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.71856
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 114057261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-04 21:41:17

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 23
Type of magnitude ML
Reference to an origin 116514651
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-19 10:15:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRCB.HHZ. 2023-02-04T21:35:15.91 0.6 undecidable manual S 79 61.0944 50 -0.07 46
IV.MSRU.HHZ. 2023-02-04T21:35:13.29 0.6 undecidable manual S 62 48.618 50 0.63 41
IV.HLNI.HHZ. 2023-02-04T21:35:10.61 0.1 undecidable manual P 189 79.7646 50 0 91
IV.MSFR.HHZ. 2023-02-04T21:35:09.70 0.6 undecidable manual S 266 37.1295 50 0.12 48
IV.IVLT.HHN. 2023-02-04T21:35:09.90 0.6 undecidable manual S 351 37.9287 50 0.11 48
IV.EPZF.HHZ. 2023-02-04T21:35:07.94 0.6 undecidable manual S 208 29.4483 105 0.9 38
IV.MPNC.HHZ. 2023-02-04T21:35:07.78 0.6 undecidable manual S 72 31.0467 104 0.23 47
IV.MRCB.HHZ. 2023-02-04T21:35:07.35 0.3 undecidable manual P 79 61.0944 50 -0.38 65
IV.EPMN.HHZ. 2023-02-04T21:35:07.23 0.6 undecidable manual S 152 29.9478 104 0.03 49
IV.EPIT.HHZ. 2023-02-04T21:35:06.96 0.6 undecidable manual S 173 27.6501 106 0.54 44
IV.EPOZ.HHZ. 2023-02-04T21:35:06.19 0.3 undecidable manual P 160 45.5211 50 0.86 56
IV.EMNR.HHZ. 2023-02-04T21:35:06.72 0.6 undecidable manual S 178 26.8509 106 0.57 44
IV.GALF.HHZ. 2023-02-04T21:35:05.95 0.6 undecidable manual P 226 55.1004 50 -0.85 37
IV.MSRU.HHZ. 2023-02-04T21:35:05.94 0.1 undecidable manual P 62 48.618 50 0.13 94
IV.EMSG.HHZ. 2023-02-04T21:35:05.69 0.6 undecidable manual S 192 26.9508 106 -0.51 45
IV.ESCV.HHN. 2023-02-04T21:35:04.27 0.3 undecidable manual P 207 38.7279 50 -0.01 73
IV.IVLT.HHN. 2023-02-04T21:35:04.15 0.3 undecidable manual P 351 37.9287 50 -0.01 73
IV.EFIU.HNN. 2023-02-04T21:35:04.05 0.6 undecidable manual P 150 34.3434 103 0.53 44
IV.IVPL.HNE. 2023-02-04T21:35:04.30 0.3 undecidable manual P 355 35.3424 102 0.58 64
IV.IVCR.HHZ. 2023-02-04T21:35:04.45 0.3 undecidable manual P 353 39.2274 50 0.09 72
3D.OEM9.HNE. 2023-02-04T21:35:04.01 0.3 undecidable manual P 357 36.6411 102 0.05 73
IV.AIO.HHZ. 2023-02-04T21:35:04.08 0.6 undecidable manual S 117 21.3675 110 -0.25 48
IV.IVUG.HHZ. 2023-02-04T21:35:04.21 0.3 undecidable manual P 356 37.5291 50 0.11 72
IV.IVGP.HHN. 2023-02-04T21:35:03.52 0.3 undecidable manual P 353 37.8288 50 -0.62 63
IV.ECTS.HHZ. 2023-02-04T21:35:03.80 0.6 undecidable manual S 155 21.6672 110 -0.64 43
IV.EMFO.HHE. 2023-02-04T21:35:03.48 0.6 undecidable manual P 170 36.4413 102 -0.44 45
IV.ESAL.HHE. 2023-02-04T21:35:03.87 0.3 undecidable manual P 163 35.2425 102 0.18 71
IV.MSFR.HHZ. 2023-02-04T21:35:03.68 0.1 undecidable manual P 266 37.1295 50 -0.36 91
IV.ECBD.HHN. 2023-02-04T21:35:03.03 0.3 undecidable manual P 169 31.5462 104 0.08 73
IV.EMSG.HHZ. 2023-02-04T21:35:02.15 0.1 undecidable manual P 192 26.9508 106 0.06 98
IV.EPMN.HHZ. 2023-02-04T21:35:02.59 0.3 undecidable manual P 152 29.9478 104 -0.07 73
IV.EMNR.HHZ. 2023-02-04T21:35:02.27 0.1 undecidable manual P 178 26.8509 106 0.22 95
IV.EMCN.HHZ. 2023-02-04T21:35:02.63 0.1 undecidable manual P 177 29.748 105 0.03 99
IV.EPIT.HHZ. 2023-02-04T21:35:02.42 0.1 undecidable manual P 173 27.6501 106 0.21 95
IV.EPZF.HHZ. 2023-02-04T21:35:02.11 0.1 undecidable manual P 208 29.4483 105 -0.46 90
IV.MPNC.HHZ. 2023-02-04T21:35:02.64 0.1 undecidable manual P 72 31.0467 104 -0.22 95
IV.MUCR.HHZ. 2023-02-04T21:35:01.58 0.6 undecidable manual S 262 12.4764 122 0.03 51
IV.AIO.HHZ. 2023-02-04T21:35:00.64 0.1 positive manual P 117 21.3675 110 -0.36 93
IV.ECTS.HHZ. 2023-02-04T21:35:00.73 0.1 undecidable manual P 155 21.6672 110 -0.34 94
IV.MUCR.HHZ. 2023-02-04T21:34:59.28 0.1 undecidable manual P 262 12.4764 122 -0.12 100
IV.LIBRI.HHZ. 2023-02-04T21:34:58.84 0.1 positive manual P 290 8.0808 134 0.15 100
IV.FX11.HHZ. 2023-02-04T21:34:51.99 3.0 undecidable manual P 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LIBRI.HHE. ML:1.2 0.0003005 0.6 AML other m 2023-02-04T21:35:01.55
IV.LIBRI.HNN. ML:1.6 0.00061619165 0.1792 AML other m 2023-02-04T21:35:01.59
IV.LIBRI.HHN. ML:1.1 0.00020117495 0.8576 AML other m 2023-02-04T21:35:01.65
IV.MUCR.HHE. ML:1.8 0.0008464693 0.256 AML other m 2023-02-04T21:35:02.34
IV.MUCR.HHN. ML:2.0 0.001295 0.3 AML other m 2023-02-04T21:35:02.36
IV.LIBRI.HNE. ML:1.5 0.000532673 0.3072 AML other m 2023-02-04T21:35:03.80
IV.ECTS.HHE. ML:2.0 0.0006594999999999999 1.66 AML other m 2023-02-04T21:35:03.15
IV.ECTS.HHN. ML:2.1 0.000992 0.28 AML other m 2023-02-04T21:35:04.12
IV.AIO.HHE. ML:1.8 0.000438 0.32 AML other m 2023-02-04T21:35:04.66
IV.AIO.HHN. ML:1.9 0.0006154999999999999 1.74 AML other m 2023-02-04T21:35:05.97
IV.MPNC.HHN. ML:1.6 0.00018454668000000003 0.2176 AML other m 2023-02-04T21:35:08.35
IV.EMSG.HHN. ML:2.2 0.0008255 0.68 AML other m 2023-02-04T21:35:09.57
IV.EMSG.HHE. ML:2.1 0.0007255 1.56 AML other m 2023-02-04T21:35:10.04
IV.EPZF.HHE. ML:1.9 0.00041946005 0.4864 AML other m 2023-02-04T21:35:10.36
IV.EPIT.HHN. ML:2.1 0.0007651648 1.7056 AML other m 2023-02-04T21:35:10.98
IV.MPNC.HHE. ML:1.6 0.000177 1.14 AML other m 2023-02-04T21:35:10.59
IV.EPZF.HHN. ML:1.9 0.00042430515000000003 0.4224 AML other m 2023-02-04T21:35:10.49
IV.EPIT.HHE. ML:2.1 0.000725 1 AML other m 2023-02-04T21:35:11.96
IV.MSFR.HHE. ML:1.4 0.00009214199 0.2592 AML other m 2023-02-04T21:35:12.03
IV.MSFR.HHN. ML:1.5 0.0001146077 0.5792 AML other m 2023-02-04T21:35:13.40
IV.MRCB.HHN. ML:1.6 0.0000844378 0.8864 AML other m 2023-02-04T21:35:17.10
IV.MRCB.HHE. ML:1.6 0.000073813145 1.088 AML other m 2023-02-04T21:35:15.99
IV.MSRU.HHN. ML:1.6 0.00011094665000000001 1.1648 AML other m 2023-02-04T21:35:13.89
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