Earthquake with magnitude of ML 1.6 on date 28-07-2023 and time 11:49:03 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 1.6 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 28-07-2023 09:49:03 (UTC)
  • 28-07-2023 11:49:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.9260, 15.4570 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
Furci Siculo ME 8 3382 3382
Roccalumera ME 8 4141 7523
Santa Teresa di Riva ME 8 9377 16900
Nizza di Sicilia ME 8 3667 20567
Alì Terme ME 9 2539 23106
Sant'Alessio Siculo ME 10 1554 24660
Forza d'Agrò ME 11 911 25571
Savoca ME 11 1732 27303
Pagliara ME 11 1170 28473
Alì ME 12 768 29241
Casalvecchio Siculo ME 12 842 30083
Fiumedinisi ME 13 1409 31492
Scaletta Zanclea ME 13 2140 33632
Itala ME 14 1640 35272
Letojanni ME 14 2861 38133
Gallodoro ME 15 367 38500
Mandanici ME 15 601 39101
Mongiuffi Melia ME 16 600 39701
Limina ME 16 836 40537
Roccafiorita ME 17 197 40734
Taormina ME 17 10960 51694
Castelmola ME 17 1088 52782
Giardini-Naxos ME 18 9415 62197
Antillo ME 19 919 63116

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km SW of Reggio di Calabria (183035 inhabitants)
31 Km S of Messina (238439 inhabitants)
43 Km NE of Acireale (52622 inhabitants)
57 Km NE of Catania (314555 inhabitants)
97 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 1.6 2023-07-28
09:49:03
37.9257 15.457 10 2023-07-28
09:59:01
Sala Sismica INGV-Roma 119650101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-28 09:49:03 ± 0.07
Latitude 37.9257 ± 0.0054
Longitude 15.4570 ± 0.0034
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119650101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 569
Semi-minor axis of confidence ellipse (meter) 171
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 161
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 163
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.49283
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 119650101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-28 09:59:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHZ. 2023-07-28T09:49:25.16 1.0 negative manual P -0.78 0.37
IV.MSRU.HHZ. 2023-07-28T09:49:15.87 0.6 undecidable manual S 7 37.8288 50 0.07 48
IV.MRCB.HHZ. 2023-07-28T09:49:15.19 1.0 undecidable manual S 39 33.9438 50 0.43 22
IV.MUCR.HHZ. 2023-07-28T09:49:13.09 1.0 undecidable manual P 285 52.6029 50 0.4 22
IV.NOV.HHZ. 2023-07-28T09:49:13.61 0.6 undecidable manual S 292 30.2475 50 -0.17 48
IV.EPZF.HHZ. 2023-07-28T09:49:13.99 3.0 undecidable manual P 53.7018 1.13 0
IV.MPNC.HHZ. 2023-07-28T09:49:12.32 0.6 undecidable manual S 340 26.1516 50 -0.37 46
IV.SOI.EHZ. 2023-07-28T09:49:12.76 0.6 positive manual P 72 54.7008 50 -0.25 45
IV.AIO.HHZ. 2023-07-28T09:49:11.03 0.6 undecidable manual S 285 20.2686 116 0.15 49
IV.MTTG.HHZ. 2023-07-28T09:49:11.39 0.6 undecidable manual S 68 22.9548 114 -0.33 47
IV.MSRU.HHZ. 2023-07-28T09:49:10.58 0.1 negative manual P 7 37.8288 50 0.17 94
IV.MRCB.HHZ. 2023-07-28T09:49:09.95 0.1 positive manual P 39 33.9438 50 0.14 95
IV.NOV.HHZ. 2023-07-28T09:49:09.21 0.6 undecidable manual P 292 30.2475 50 -0.03 49
IV.EPMN.HHZ. 2023-07-28T09:49:08.76 0.1 undecidable manual P 245 27.1506 50 0 99
IV.MPNC.HHZ. 2023-07-28T09:49:08.54 0.3 undecidable manual P 340 26.1516 50 -0.07 74
IV.MTTG.HHZ. 2023-07-28T09:49:08.00 0.1 positive manual P 68 22.9548 114 -0.05 99
IV.EFIU.HNZ. 2023-07-28T09:49:08.61 0.1 undecidable manual P 235 26.3514 50 -0.03 99
IV.AIO.HHZ. 2023-07-28T09:49:07.53 0.1 positive manual P 285 20.2686 116 -0.03 100
IT.LAZR.HNZ. 2023-07-28T09:49:07.64 0.6 undecidable manual P 72 19.1697 118 0.27 48
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:1.9 0.0006435 0.82 AML other m 2023-07-28T09:49:11.89
IV.MTTG.HHN. ML:1.5 0.0001855 1.22 AML other m 2023-07-28T09:49:12.76
IV.AIO.HHN. ML:2.0 0.000689 0.2 AML other m 2023-07-28T09:49:12.64
IV.MTTG.HHE. ML:1.5 0.000202 0.66 AML other m 2023-07-28T09:49:13.14
IV.NOV.HNN. ML:1.3 0.00009224999999999999 0.64 AML other m 2023-07-28T09:49:14.71
IV.NOV.HHN. ML:1.9 0.00037 0.28 AML other m 2023-07-28T09:49:14.70
IV.NOV.HNE. ML:1.3 0.00008860000000000001 1.38 AML other m 2023-07-28T09:49:15.93
IV.MRCB.HHE. ML:1.4 0.00010245000000000001 0.78 AML other m 2023-07-28T09:49:15.75
IV.NOV.HHE. ML:1.9 0.000373 1.74 AML other m 2023-07-28T09:49:16.06
IV.MRCB.HHN. ML:1.3 0.00009015 0.58 AML other m 2023-07-28T09:49:16.22
IV.MSRU.HHN. ML:1.8 0.00023299999999999997 0.34 AML other m 2023-07-28T09:49:16.67
IV.MSRU.HHE. ML:1.8 0.00020950000000000002 0.6 AML other m 2023-07-28T09:49:17.82
IV.MUCR.HHN. ML:1.6 0.00009180000000000001 1.76 AML other m 2023-07-28T09:49:20.90
IV.MUCR.HHE. ML:1.5 0.00007000000000000001 1.36 AML other m 2023-07-28T09:49:22.05
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