Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 22-03-2023 and time 18:26:50 (UTC) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 1.7 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 22-03-2023 18:26:50 (UTC)
  • 22-03-2023 19:26:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.9180, 15.4460 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
Santa Teresa di Riva ME 8 9377 9377
Furci Siculo ME 8 3382 12759
Roccalumera ME 8 4141 16900
Nizza di Sicilia ME 9 3667 20567
Sant'Alessio Siculo ME 9 1554 22121
Forza d'Agrò ME 10 911 23032
Alì Terme ME 10 2539 25571
Savoca ME 10 1732 27303
Pagliara ME 11 1170 28473
Casalvecchio Siculo ME 12 842 29315
Alì ME 13 768 30083
Letojanni ME 13 2861 32944
Fiumedinisi ME 13 1409 34353
Gallodoro ME 13 367 34720
Scaletta Zanclea ME 14 2140 36860
Mandanici ME 15 601 37461
Itala ME 15 1640 39101
Mongiuffi Melia ME 15 600 39701
Limina ME 15 836 40537
Roccafiorita ME 16 197 40734
Taormina ME 16 10960 51694
Castelmola ME 16 1088 52782
Giardini-Naxos ME 17 9415 62197
Antillo ME 19 919 63116
Graniti ME 19 1492 64608

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SW of Reggio di Calabria (183035 inhabitants)
32 Km S of Messina (238439 inhabitants)
42 Km NE of Acireale (52622 inhabitants)
56 Km NE of Catania (314555 inhabitants)
96 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
Bulletin
Rev1000 		ML 1.7 2023-03-22
18:26:50		 37.9182 15.4463 8 2024-03-01
17:18:16		 Bollettino Sismico Italiano INGV 121314421
Reviewed
Rev100 		ML 1.7 2023-03-22
18:26:50		 37.923 15.4393 9 2023-03-22
18:37:27		 Sala Sismica INGV-Roma 115636261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-22 18:26:50 ± 0.06
Latitude 37.9182 ± 0.0036
Longitude 15.4463 ± 0.0034
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 121314421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 411
Semi-minor axis of confidence ellipse (meter) 167
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 332
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 58
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.17627
Epicentral distance of station farthest from the epicenter (degree) 1.09447
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 38
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 46
Type of magnitude ML
Reference to an origin 121314421
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-09-21 16:13:28

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 44
Type of magnitude ML
Reference to an origin 115636261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-22 18:37:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAVL.HHN. 2023-03-22T18:27:23.43 0.6 undecidable manual S 195 110.112 50 0.48 38
IV.HCRL.HHN. 2023-03-22T18:27:14.64 1.0 undecidable manual S 207 79.2651 50 -0.08 22
IV.HLNI.HHE. 2023-03-22T18:27:14.90 1.0 undecidable manual S 219 80.8635 50 -0.25 21
IV.IVGP.HHN. 2023-03-22T18:27:12.62 0.6 undecidable manual S 322 67.8765 50 0.93 35
IV.CSLB.HHZ. 2023-03-22T18:27:11.51 0.6 undecidable manual P 271 121.4895 50 0.53 37
IV.PLAC.HHZ. 2023-03-22T18:27:08.81 1.0 undecidable manual P 55 104.6175 50 0.43 19
IV.SOI.EHZ. 2023-03-22T18:27:08.29 0.6 undecidable manual S 72 55.8996 50 -0.18 45
IV.HAVL.HHN. 2023-03-22T18:27:08.74 0.3 undecidable manual P 195 110.112 50 -0.48 57
IV.MILZ.HHZ. 2023-03-22T18:27:05.88 0.6 undecidable manual S 334 43.4232 50 0.73 39
IV.SICLA.EHZ. 2023-03-22T18:27:05.19 0.6 undecidable manual S 32 44.2224 50 -0.17 46
TV.GMB1.HHZ. 2023-03-22T18:27:05.03 0.6 undecidable manual S 49 43.0236 50 0 48
IV.HCRL.HHN. 2023-03-22T18:27:04.45 0.3 undecidable manual P 207 79.2651 50 -0.02 67
IV.HLNI.HHE. 2023-03-22T18:27:04.48 0.6 undecidable manual P 219 80.8635 50 -0.24 43
IV.MSRU.HHE. 2023-03-22T18:27:03.62 0.6 undecidable manual S 8 38.7279 50 -0.28 46
IV.MRCB.HHZ. 2023-03-22T18:27:03.16 0.6 undecidable manual S 40 35.1426 50 0.22 47
IV.HAGA.HHE. 2023-03-22T18:27:03.44 0.3 undecidable manual P 200 74.7696 50 -0.34 63
IY.CNDF.HHN.00 2023-03-22T18:27:03.26 0.6 undecidable manual S 75 37.1295 50 -0.22 46
IV.ESAL.HHE. 2023-03-22T18:27:03.00 1.0 undecidable manual S 237 32.745 104 0.82 19
IV.MSFR.HHZ. 2023-03-22T18:27:03.96 0.1 undecidable manual P 280 75.8685 50 0.03 90
IV.IVPL.HHZ. 2023-03-22T18:27:02.52 0.3 undecidable manual P 321 65.0904 50 0.24 66
3D.OEM5.HHZ. 2023-03-22T18:27:02.15 1.0 undecidable manual P 323 69.8745 50 -0.87 18
IV.IVUG.HHZ. 2023-03-22T18:27:02.65 0.3 undecidable manual P 323 66.4779 50 0.15 67
3D.OEM9.HNE. 2023-03-22T18:27:02.53 0.3 undecidable manual P 323 65.49 50 0.18 67
IV.MCPD.HHZ. 2023-03-22T18:27:02.39 0.1 undecidable manual P 290 66.378 50 -0.09 90
IV.IVLT.HHN. 2023-03-22T18:27:02.93 0.3 undecidable manual P 321 68.5758 50 0.12 67
IV.IVGP.HHN. 2023-03-22T18:27:02.85 0.3 undecidable manual P 322 67.8765 50 0.14 67
IV.NOV.HHZ. 2023-03-22T18:27:00.27 0.6 undecidable manual S 294 29.6481 105 -0.87 38
IV.SOI.EHZ. 2023-03-22T18:27:00.38 0.1 positive manual P 72 55.8996 50 -0.47 85
IV.ECTS.HHZ. 2023-03-22T18:27:00.72 0.6 undecidable manual S 262 28.749 106 -0.12 48
IV.MUCR.HHZ. 2023-03-22T18:27:00.09 0.3 positive manual P 286 51.9036 50 -0.16 69
IV.MPAZ.HHZ. 2023-03-22T18:26:59.28 0.1 undecidable manual P 85 49.2174 50 -0.55 84
IV.EPMN.HHZ. 2023-03-22T18:26:59.61 1.0 undecidable manual S 245 25.9518 108 -0.29 23
IV.MPNC.HHZ. 2023-03-22T18:26:59.89 0.6 undecidable manual S 342 26.6511 107 -0.23 47
IV.LIBRI.HHZ. 2023-03-22T18:26:59.60 0.1 undecidable manual P 292 48.8178 50 -0.17 92
IV.MTTG.HHZ. 2023-03-22T18:26:59.86 0.6 undecidable manual S 67 24.0537 109 0.57 44
IV.EFIU.HNZ. 2023-03-22T18:26:59.51 0.6 undecidable manual S 235 25.1526 108 -0.12 48
IV.EMNR.HHZ. 2023-03-22T18:26:58.53 0.3 undecidable manual P 253 38.5281 50 0.35 67
TV.GMB1.HHZ. 2023-03-22T18:26:58.95 0.1 undecidable manual P 49 43.0236 50 0.08 94
IV.EPOZ.HHZ. 2023-03-22T18:26:58.39 0.3 undecidable manual P 220 35.4423 50 0.68 61
IV.EMFO.HHE. 2023-03-22T18:26:58.83 0.6 undecidable manual P 237 37.2294 50 0.85 38
IT.LAZR.HNZ. 2023-03-22T18:26:58.43 0.3 undecidable manual S 71 20.2686 112 0.37 69
IV.MSRU.HHE. 2023-03-22T18:26:58.13 0.1 undecidable manual P 8 38.7279 50 -0.09 95
IV.MILZ.HHZ. 2023-03-22T18:26:58.75 0.1 undecidable manual P 334 43.4232 50 -0.19 92
IV.EPIT.HHZ. 2023-03-22T18:26:58.11 0.1 negative manual P 251 36.1416 50 0.29 91
IV.SICLA.EHZ. 2023-03-22T18:26:58.94 0.3 undecidable manual P 32 44.2224 50 -0.13 70
IV.AIO.HHZ. 2023-03-22T18:26:57.80 0.6 undecidable manual S 288 19.5693 113 -0.02 50
IV.MRCB.HHZ. 2023-03-22T18:26:57.58 0.1 undecidable manual P 40 35.1426 50 -0.09 96
IY.CNDF.HHN.00 2023-03-22T18:26:57.51 0.1 undecidable manual P 75 37.1295 50 -0.47 88
IV.ESAL.HHE. 2023-03-22T18:26:57.60 0.6 undecidable manual P 237 32.745 104 0.37 45
IV.ECTS.HHZ. 2023-03-22T18:26:56.25 0.1 undecidable manual P 262 28.749 106 -0.2 94
IV.NOV.HHZ. 2023-03-22T18:26:56.35 0.1 undecidable manual P 294 29.6481 105 -0.28 93
IV.MPNC.HHZ. 2023-03-22T18:26:56.04 0.1 positive manual P 342 26.6511 107 0 99
IT.ARMO.HNZ. 2023-03-22T18:26:56.76 0.1 undecidable manual P 53 29.1486 106 0.24 94
IV.MTTG.HHZ. 2023-03-22T18:26:55.65 0.1 positive manual P 67 24.0537 109 0.09 97
IV.EFIU.HNZ. 2023-03-22T18:26:55.66 0.3 undecidable manual P 235 25.1526 108 -0.1 73
IV.EPMN.HHZ. 2023-03-22T18:26:55.64 0.6 undecidable manual P 245 25.9518 108 -0.27 47
IT.LAZR.HNZ. 2023-03-22T18:26:55.12 0.1 undecidable manual P 71 20.2686 112 0.27 95
IV.AIO.HHZ. 2023-03-22T18:26:54.71 0.1 positive manual P 288 19.5693 113 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:2.0 0.000896 0.24 AML other m 2023-03-22T18:26:58.60
IV.AIO.HHN. ML:2.2 0.0013515515 0.2688 AML other m 2023-03-22T18:26:59.23
IV.MTTG.HHN. ML:1.6 0.0002645 0.22 AML other m 2023-03-22T18:27:01.02
IV.MTTG.HHE. ML:1.6 0.00024341564999999998 0.3968 AML other m 2023-03-22T18:27:01.02
IV.ECTS.HHN. ML:2.0 0.0004590761 0.3328 AML other m 2023-03-22T18:27:01.57
IV.MPNC.HHE. ML:2.1 0.0007920000000000001 0.44 AML other m 2023-03-22T18:27:01.44
IV.MPNC.HHN. ML:1.9 0.00042621635 0.192 AML other m 2023-03-22T18:27:02.37
IV.MSFR.HHE. ML:1.4 0.000035129105 0.656 AML other m 2023-03-22T18:27:04.46
IV.MRCB.HHE. ML:1.6 0.00018070775 0.2816 AML other m 2023-03-22T18:27:04.19
IV.ECTS.HHE. ML:1.8 0.0002988307 0.3584 AML other m 2023-03-22T18:27:04.00
IV.MRCB.HHN. ML:1.5 0.000128 0.22 AML other m 2023-03-22T18:27:05.47
IV.MILZ.HHN. ML:1.8 0.0001865 0.4 AML other m 2023-03-22T18:27:06.12
TV.GMB1.HHN. ML:1.4 0.0000847 0.16 AML other m 2023-03-22T18:27:06.52
TV.GMB1.HNN. ML:1.9 0.000256 0.16 AML other m 2023-03-22T18:27:06.52
TV.GMB1.HHE. ML:1.4 0.000073691565 0.2432 AML other m 2023-03-22T18:27:06.84
TV.GMB1.HNE. ML:1.8 0.0002226717 0.2304 AML other m 2023-03-22T18:27:06.85
IV.MILZ.HHE. ML:1.8 0.00019557180000000002 0.2048 AML other m 2023-03-22T18:27:07.02
IV.MUCR.HHN. ML:1.6 0.00010866335 0.32 AML other m 2023-03-22T18:27:07.58
IV.SICLA.EHE. ML:1.9 0.00023549999999999998 0.4 AML other m 2023-03-22T18:27:07.61
IV.MPAZ.HHN. ML:1.8 0.000155 0.32 AML other m 2023-03-22T18:27:08.28
IV.SOI.EHN. ML:1.7 0.00010481649500000001 0.2816 AML other m 2023-03-22T18:27:09.36
IV.SICLA.EHN. ML:1.7 0.00014533525 0.4224 AML other m 2023-03-22T18:27:09.73
IV.LIBRI.HNN. ML:1.9 0.000199 0.24 AML other m 2023-03-22T18:27:09.80
IV.SOI.EHE. ML:1.7 0.000106 0.38 AML other m 2023-03-22T18:27:10.13
IV.LIBRI.HNE. ML:1.8 0.00016335205 0.2432 AML other m 2023-03-22T18:27:10.65
IV.LIBRI.HHE. ML:1.3 0.00006030514 0.3328 AML other m 2023-03-22T18:27:10.82
IV.MPAZ.HHE. ML:1.6 0.000093331465 1.6928 AML other m 2023-03-22T18:27:11.06
IV.EPIT.HHE. ML:2.2 0.00067943545 0.32 AML other m 2023-03-22T18:27:11.53
IV.MUCR.HHE. ML:1.7 0.00013350000000000002 0.4 AML other m 2023-03-22T18:27:12.55
IV.LIBRI.HHN. ML:1.3 0.00005727314 1.424 AML other m 2023-03-22T18:27:13.09
IV.EPIT.HHN. ML:2.4 0.001136949 0.6144 AML other m 2023-03-22T18:27:15.39
IV.IVPL.HHN. ML:2.1 0.0002096923 1.68 AML other m 2023-03-22T18:27:16.09
IV.MCPD.HHE. ML:1.4 0.00004145 1.48 AML other m 2023-03-22T18:27:17.05
IV.IVPL.HHE. ML:2.2 0.000303 0.42 AML other m 2023-03-22T18:27:19.51
IV.IVPL.HNE. ML:1.9 0.000147026025 0.1664 AML other m 2023-03-22T18:27:20.87
IV.MCPD.HHN. ML:1.2 0.000030758815 1.5648 AML other m 2023-03-22T18:27:20.99
IV.IVPL.HNN. ML:2.0 0.0001845318 0.1792 AML other m 2023-03-22T18:27:21.52
IV.CSLB.HNN. ML:1.7 0.000040851029999999994 0.9984 AML other m 2023-03-22T18:27:22.31
IV.PLAC.HNN. ML:1.7 0.00004633449 0.8064 AML other m 2023-03-22T18:27:26.02
IV.MSFR.HHN. ML:1.5 0.000046642055 0.3424 AML other m 2023-03-22T18:27:32.16
IV.CSLB.HHN. ML:1.3 0.0000171067375 1.1552 AML other m 2023-03-22T18:27:37.27
IV.PLAC.HHE. ML:1.7 0.00004280623 0.9248 AML other m 2023-03-22T18:27:40.04
IV.PLAC.HNE. ML:1.7 0.000050119339999999996 0.8992 AML other m 2023-03-22T18:27:40.08
IV.CSLB.HHE. ML:1.4 0.000018773685 0.2528 AML other m 2023-03-22T18:27:43.64
IV.PLAC.HHN. ML:1.5 0.0000318441 0.704 AML other m 2023-03-22T18:27:43.88
IV.CSLB.HNE. ML:1.7 0.00003633534 0.9216 AML other m 2023-03-22T18:27:51.99
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