Earthquake with magnitude of ML 2.1 on date 20-05-2023 and time 03:04:11 (Italy) in region 4 km NW Basicò (ME)

A magnitude ML 2.1 earthquake occured in region: 4 km NW Basicò (ME), on

  • 20-05-2023 01:04:11 (UTC)
  • 20-05-2023 03:04:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0820, 15.0180 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Basicò ME 4 612 612
Librizzi ME 6 1660 2272
San Piero Patti ME 6 2915 5187
Oliveri ME 6 2181 7368
Montalbano Elicona ME 6 2287 9655
Falcone ME 7 2808 12463
Tripi ME 8 873 13336
Patti ME 8 13431 26767
Montagnareale ME 8 1615 28382
Raccuja ME 10 1041 29423
Furnari ME 10 3784 33207
Mazzarrà Sant'Andrea ME 11 1531 34738
Novara di Sicilia ME 12 1337 36075
Sant'Angelo di Brolo ME 12 3090 39165
Ucria ME 13 1058 40223
Rodì Milici ME 14 2056 42279
Floresta ME 14 485 42764
Terme Vigliatore ME 14 7395 50159
Sinagra ME 15 2705 52864
Gioiosa Marea ME 15 7074 59938
Piraino ME 16 3962 63900
Roccella Valdemone ME 17 666 64566
Ficarra ME 17 1469 66035
Castroreale ME 17 2504 68539
Fondachelli-Fantina ME 17 1019 69558
Tortorici ME 18 6435 75993
Malvagna ME 18 733 76726
Castell'Umberto ME 18 3128 79854
Brolo ME 19 5783 85637
Santa Domenica Vittoria ME 19 980 86617
Barcellona Pozzo di Gotto ME 19 41583 128200

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km W of Messina (238439 inhabitants)
54 Km N of Acireale (52622 inhabitants)
55 Km W of Reggio di Calabria (183035 inhabitants)
65 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
Reviewed
Rev100
ML 2.1 2023-05-20
01:04:11
38.0817 15.0177 10 2023-05-20
01:10:35
Sala Sismica INGV-Roma 117507001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-20 01:04:11 ± 0.07
Latitude 38.0817 ± 0.0045
Longitude 15.0177 ± 0.0046
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 117507001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 521
Semi-minor axis of confidence ellipse (meter) 371
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 215
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) 78
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.81568
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 14
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 117507001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-20 01:10:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SOI.EHZ. 2023-05-20T01:04:38.42 0.1 undecidable manual S 90 90.5427 50 0.08 84
IV.MRCB.HHZ. 2023-05-20T01:04:30.06 0.1 undecidable manual S 81 60.495 50 -0.26 88
1J.FX12.HHZ.00 2023-05-20T01:04:30.24 0.3 undecidable manual S 89 61.0944 50 -0.26 66
IV.CSLB.HHZ. 2023-05-20T01:04:26.00 3.0 negative manual P -0.09 0
IV.MSRU.HHZ. 2023-05-20T01:04:26.91 0.3 undecidable manual S 65 47.3193 50 0.09 68
IV.SOI.EHZ. 2023-05-20T01:04:26.59 0.1 undecidable manual P 90 90.5427 50 -0.37 81
IV.PLLN.EHZ. 2023-05-20T01:04:24.92 3.0 positive manual P 0.2 0
IV.IVUG.HHZ. 2023-05-20T01:04:23.52 0.1 undecidable manual S 355 35.0427 50 0 94
IV.IVPL.HHZ. 2023-05-20T01:04:23.57 0.1 undecidable manual S 354 32.8449 50 0.62 80
IV.EPMN.HHZ. 2023-05-20T01:04:23.63 0.1 undecidable manual S 154 32.1456 50 0.86 70
IV.IVGP.HHZ. 2023-05-20T01:04:23.39 0.1 undecidable manual S 352 35.3424 50 -0.22 94
1J.FX12.HHZ.00 2023-05-20T01:04:22.27 0.1 undecidable manual P 89 61.0944 50 -0.16 90
IV.MRCB.HHZ. 2023-05-20T01:04:22.28 0.1 positive manual P 81 60.495 50 -0.05 92
IV.MILZ.HHZ. 2023-05-20T01:04:21.76 0.1 undecidable manual S 41 28.1496 50 0.08 94
IV.MCPD.HHZ. 2023-05-20T01:04:20.51 0.1 undecidable manual S 280 25.3524 111 -0.31 92
IV.MSRU.HHZ. 2023-05-20T01:04:20.47 0.1 negative manual P 65 47.3193 50 0.17 90
IV.AIO.HHE. 2023-05-20T01:04:19.49 0.3 undecidable manual S 123 22.4553 113 -0.38 67
IV.IVGP.HHZ. 2023-05-20T01:04:18.53 0.1 positive manual P 352 35.3424 50 0.08 93
IV.IVUG.HHZ. 2023-05-20T01:04:18.50 0.1 undecidable manual P 355 35.0427 50 0.1 93
IV.IVPL.HHZ. 2023-05-20T01:04:18.23 0.1 undecidable manual P 354 32.8449 50 0.16 92
IV.EPMN.HHZ. 2023-05-20T01:04:17.88 0.1 undecidable manual P 154 32.1456 50 -0.08 96
IV.EPIT.HHZ. 2023-05-20T01:04:17.97 0.1 undecidable manual P 173 30.1476 50 0.31 89
IV.MILZ.HHZ. 2023-05-20T01:04:17.42 0.1 undecidable manual P 41 28.1496 50 0.08 95
IV.MUCR.HHZ. 2023-05-20T01:04:17.10 0.1 undecidable manual S 251 13.2756 126 0.02 100
IV.MCPD.HHZ. 2023-05-20T01:04:16.32 0.1 positive manual P 280 25.3524 111 -0.52 88
IV.AIO.HHE. 2023-05-20T01:04:16.12 0.3 undecidable manual P 123 22.4553 113 -0.17 71
IV.LIBRI.HHZ. 2023-05-20T01:04:15.81 0.1 undecidable manual S 272 7.7811 141 0.12 100
IV.LIBRI.HHZ. 2023-05-20T01:04:14.11 0.1 undecidable manual P 272 7.7811 141 0.24 97
IV.MUCR.HHZ. 2023-05-20T01:04:14.66 0.1 positive manual P 251 13.2756 126 -0.02 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LIBRI.HHE. ML:2.2 0.00242 1.5 AML other m 2023-05-20T01:04:15.23
IV.LIBRI.HNN. ML:2.7 0.00778 0.28 AML other m 2023-05-20T01:04:16.15
IV.LIBRI.HHN. ML:2.2 0.002455 0.4 AML other m 2023-05-20T01:04:16.33
IV.MUCR.HHE. ML:2.5 0.003315 0.34 AML other m 2023-05-20T01:04:17.05
IV.LIBRI.HNE. ML:2.6 0.00551 0.24 AML other m 2023-05-20T01:04:17.20
IV.MUCR.HHN. ML:2.5 0.003455 0.24 AML other m 2023-05-20T01:04:17.16
IV.MCPD.HHE. ML:1.4 0.0001575 0.44 AML other m 2023-05-20T01:04:21.47
IV.MCPD.HHN. ML:1.5 0.0001725 0.28 AML other m 2023-05-20T01:04:21.75
IV.MILZ.HHE. ML:1.8 0.0003235 0.32 AML other m 2023-05-20T01:04:22.64
IV.MILZ.HHN. ML:1.6 0.0001995 0.74 AML other m 2023-05-20T01:04:24.20
IV.IVGP.HHN. ML:2.1 0.0005005 1.04 AML other m 2023-05-20T01:04:24.14
IV.IVPL.HNN. ML:2.1 0.000647 0.7 AML other m 2023-05-20T01:04:24.69
IV.IVPL.HHN. ML:2.1 0.0006374999999999999 0.68 AML other m 2023-05-20T01:04:24.70
IV.IVGP.HHE. ML:2.3 0.0007865 1.24 AML other m 2023-05-20T01:04:25.00
IV.IVPL.HNE. ML:2.1 0.000565 0.5 AML other m 2023-05-20T01:04:26.84
IV.IVPL.HHE. ML:2.1 0.0006075000000000001 0.7 AML other m 2023-05-20T01:04:26.25
IV.MSRU.HNN. ML:2.0 0.000253 0.34 AML other m 2023-05-20T01:04:27.21
IV.MSRU.HHN. ML:2.0 0.000249 0.32 AML other m 2023-05-20T01:04:27.22
IV.MSRU.HNE. ML:1.9 0.0002215 1.24 AML other m 2023-05-20T01:04:28.25
IV.MSRU.HHE. ML:2.0 0.00026000000000000003 1.24 AML other m 2023-05-20T01:04:28.87
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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