Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 21-01-2024 and time 21:50:00 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 1.0 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 21-01-2024 20:50:00 (UTC)
  • 21-01-2024 21:50:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.0610, 15.5650 at 11 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
Reggio di Calabria RC 9 183035 183035
Scaletta Zanclea ME 9 2140 185175
Itala ME 11 1640 186815
Motta San Giovanni RC 13 6208 193023
Alì ME 13 768 193791
Alì Terme ME 14 2539 196330
Messina ME 15 238439 434769
Nizza di Sicilia ME 16 3667 438436
Fiumedinisi ME 16 1409 439845
Roccalumera ME 18 4141 443986
Cardeto RC 18 1641 445627
Rometta ME 18 6650 452277
Saponara ME 19 3988 456265
Villa San Giovanni RC 19 13784 470049
Campo Calabro RC 19 4536 474585
Montebello Ionico RC 19 6214 480799
Monforte San Giorgio ME 19 2777 483576
Calanna RC 19 934 484510
Furci Siculo ME 20 3382 487892
Pagliara ME 20 1170 489062

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km SW of Reggio di Calabria (183035 inhabitants)
15 Km S of Messina (238439 inhabitants)
61 Km NE of Acireale (52622 inhabitants)
75 Km NE 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 1.0 2024-01-21
20:50:00		 38.0612 15.5653 11 2024-01-21
20:59:31		 Sala Sismica INGV-Roma 124783061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-21 20:50:00 ± 0.07
Latitude 38.0612 ± 0.0063
Longitude 15.5653 ± 0.0023
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124783061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 740
Semi-minor axis of confidence ellipse (meter) 200
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 353
Circular confidence region, given by single value of horizontal uncertainty (meter) 740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 115
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) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.07824
Epicentral distance of station farthest from the epicenter (degree) 0.33904
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 124783061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-21 20:59:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHZ. 2024-01-21T20:50:10.79 0.6 undecidable manual S 251 30.747 90 -0.23 47
IY.CNDF.HHZ.00 2024-01-21T20:50:09.14 0.6 undecidable manual S 104 26.2515 90 -0.7 41
IV.GMB1.HHZ. 2024-01-21T20:50:09.55 0.6 undecidable manual S 61 25.2525 90 -0.02 50
IV.MPNC.HHZ. 2024-01-21T20:50:08.00 0.6 undecidable manual S 297 20.868 90 -0.38 46
IV.NOV.HHZ. 2024-01-21T20:50:07.68 0.1 undecidable manual P 264 37.629 90 0.1 96
IV.MRCB.HHZ. 2024-01-21T20:50:07.01 0.3 undecidable manual S 47 16.3725 90 -0.2 73
IV.AIO.HHZ. 2024-01-21T20:50:06.77 0.1 undecidable manual P 251 30.747 90 0.25 94
IV.MPNC.HHZ. 2024-01-21T20:50:05.04 0.1 undecidable manual P 297 20.868 90 0.04 100
IV.SICLA.EHE. 2024-01-21T20:50:05.78 0.1 undecidable manual P 31 25.2525 90 0.1 98
IY.CNDF.HHZ.00 2024-01-21T20:50:05.75 0.1 undecidable manual P 104 26.2515 90 -0.09 98
IV.GMB1.HHZ. 2024-01-21T20:50:05.84 0.1 undecidable manual P 61 25.2525 90 0.17 96
IT.RCU.HNE. 2024-01-21T20:50:05.72 0.3 undecidable manual S 53 11.0778 113 -0.08 75
IV.MRCB.HHZ. 2024-01-21T20:50:04.40 0.1 undecidable manual P 47 16.3725 90 0.08 99
IT.RCU.HNE. 2024-01-21T20:50:03.60 0.1 undecidable manual P 53 11.0778 113 0.1 100
IT.RCPC.HNE. 2024-01-21T20:50:03.40 0.1 undecidable manual P 66 8.6802 127 0.21 98
IT.LAZR.HNE. 2024-01-21T20:50:03.62 0.1 undecidable manual P 136 12.7761 102 -0.14 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRCB.HHE. ML:0.7 0.000038593257499999996 0.32 AML other m 2024-01-21T20:50:07.23
IV.MRCB.HHN. ML:0.8 0.000047861135 0.3072 AML other m 2024-01-21T20:50:07.37
IV.MPNC.HHE. ML:1.5 0.00019990364999999998 0.2688 AML other m 2024-01-21T20:50:08.41
IV.MPNC.HHN. ML:1.6 0.00028157569999999997 0.2048 AML other m 2024-01-21T20:50:08.42
IY.CNDF.HHE.00 ML:0.9 0.000042355955 0.192 AML other m 2024-01-21T20:50:09.95
IY.CNDF.HHN.00 ML:0.7 0.00003098815 0.6784 AML other m 2024-01-21T20:50:09.64
IV.GMB1.HHE. ML:1.2 0.00008448044000000001 0.2048 AML other m 2024-01-21T20:50:09.72
IV.GMB1.HHN. ML:1.2 0.000081296065 0.1664 AML other m 2024-01-21T20:50:09.70
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