Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 18-01-2022 and time 10:51:36 (Italy) in region 1 km NW Samo (RC)

A magnitude ML 1.8 earthquake occured in region: 1 km NW Samo (RC), on

  • 18-01-2022 09:51:36 (UTC)
  • 18-01-2022 10:51:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.0780, 16.0510 at 43 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
Samo RC 1 809 809
Sant'Agata del Bianco RC 3 592 1401
Caraffa del Bianco RC 4 539 1940
Casignana RC 4 759 2699
Ferruzzano RC 5 772 3471
Africo RC 8 3075 6546
San Luca RC 8 3881 10427
Bruzzano Zeffirio RC 8 1111 11538
Staiti RC 9 248 11786
Bianco RC 9 4273 16059
Careri RC 13 2360 18419
Brancaleone RC 13 3584 22003
Bovalino RC 13 8905 30908
Roccaforte del Greco RC 14 476 31384
Bova RC 14 448 31832
Benestare RC 15 2556 34388
Platì RC 16 3812 38200
Ardore RC 16 5088 43288
Palizzi RC 19 2480 45768
Condofuri RC 19 5113 50881
Bova Marina RC 20 4235 55116

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Reggio di Calabria (183035 inhabitants)
45 Km E of Messina (238439 inhabitants)
93 Km NE of Acireale (52622 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 2022-01-18
09:51:36		 38.0782 16.0507 43 2022-07-08
12:33:23		 Bollettino Sismico Italiano INGV 99940201
Reviewed
Rev100 		ML 1.9 2022-01-18
09:51:35		 38.059 16.0602 45 2022-01-18
09:59:17		 Sala Sismica INGV-Roma 99901341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-18 09:51:36 ± 0.16
Latitude 38.0782 ± 0.0081
Longitude 16.0507 ± 0.0091
Depth (km) 43 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99940201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 899
Semi-minor axis of confidence ellipse (meter) 548
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 323
Circular confidence region, given by single value of horizontal uncertainty (meter) 900.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 111
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 24
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) 0.89393
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 99940201
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-04-11 12:16:44

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 99901341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-18 09:59:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CR.HVAR.HHZ. 2022-01-18T09:52:55.45 3.0 undecidable manual Pn 5.8 0
IV.CAFE.HHZ. 2022-01-18T09:52:54.60 3.0 undecidable manual Sn -1.39 0
IV.MGR.HHZ. 2022-01-18T09:52:43.83 3.0 undecidable manual Sg 10.27 0
IV.SGG.HHZ. 2022-01-18T09:52:40.51 3.0 undecidable manual Pg 12.27 0
IV.ORI.HHZ. 2022-01-18T09:52:39.98 3.0 undecidable manual Sg 8.71 0
OT.OT17.EHZ. 2022-01-18T09:52:29.50 3.0 positive manual Pn -0.08 0
IV.ERC.EHZ. 2022-01-18T09:52:21.62 3.0 undecidable manual Pg 4.38 0
IV.NOCI.HHZ. 2022-01-18T09:52:17.69 3.0 positive manual Pn -0.66 0
IV.CROCE.HNZ. 2022-01-18T09:52:10.43 3.0 undecidable manual Pg 6.69 0
IV.IVUG.HHZ. 2022-01-18T09:52:04.20 1.0 undecidable manual S 291 99.2229 95 -0.8 18
IV.AIO.HHZ. 2022-01-18T09:52:00.10 0.3 undecidable manual S 261 72.4719 100 0.84 52
IV.MPNC.HHZ. 2022-01-18T09:51:57.30 1.0 undecidable manual S 277 61.3941 104 0.37 21
IV.JOPP.HHZ. 2022-01-18T09:51:56.40 0.6 undecidable manual S 346 60.3951 105 -0.33 44
IV.MSRU.HHZ. 2022-01-18T09:51:55.10 0.6 undecidable manual S 294 51.6039 111 0.18 45
IV.PLAC.HHZ. 2022-01-18T09:51:55.60 0.3 undecidable manual S 39 53.3022 109 0.35 66
IV.FERC.HHZ.00 2022-01-18T09:51:53.70 0.3 undecidable manual S 9 42.1245 120 0.63 63
IV.IVUG.HHZ. 2022-01-18T09:51:52.27 0.1 undecidable manual P 291 99.2229 95 -0.61 76
IV.MTTG.HHZ. 2022-01-18T09:51:51.50 0.6 undecidable manual S 255 31.746 131 0.25 47
MN.CEL.HHZ. 2022-01-18T09:51:50.30 0.6 undecidable manual S 326 24.3534 141 0.14 49
IY.OPPI.HHZ. 2022-01-18T09:51:49.80 0.3 undecidable manual S 350 21.2676 146 0.05 74
IV.AIO.HHZ. 2022-01-18T09:51:49.90 0.3 undecidable manual P 261 72.4719 100 0.33 63
IV.MPAZ.HHZ. 2022-01-18T09:51:49.20 0.6 undecidable manual S 196 14.3745 156 0.17 50
IV.SOI.EHZ. 2022-01-18T09:51:48.20 0.6 undecidable manual S 150 0.5994 179 -0.18 49
IV.MPNC.HHZ. 2022-01-18T09:51:48.18 0.3 undecidable manual P 277 61.3941 104 -0.04 69
IV.JOPP.HHZ. 2022-01-18T09:51:47.69 0.3 undecidable manual P 346 60.3951 105 -0.41 64
IV.PLAC.HHZ. 2022-01-18T09:51:47.36 0.1 positive manual P 39 53.3022 109 0.11 92
IV.MSRU.HHZ. 2022-01-18T09:51:46.91 0.1 negative manual P 294 51.6039 111 -0.15 92
IV.FERC.HHZ.00 2022-01-18T09:51:46.17 0.1 undecidable manual P 9 42.1245 120 0.18 93
MN.CEL.HHZ. 2022-01-18T09:51:44.04 0.1 negative manual P 326 24.3534 141 -0.27 94
IV.MTTG.HHZ. 2022-01-18T09:51:44.88 0.1 undecidable manual P 255 31.746 131 -0.06 97
IY.OPPI.HHZ. 2022-01-18T09:51:43.83 0.3 undecidable manual P 350 21.2676 146 -0.25 71
IV.SOI.EHZ. 2022-01-18T09:51:43.10 0.1 positive manual P 150 0.5994 179 -0.18 99
IV.MPAZ.HHZ. 2022-01-18T09:51:43.64 0.1 undecidable manual P 196 14.3745 156 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHE. ML:1.6 0.0001227 0.22 AML other m 2022-01-18T09:51:48.44
IV.SOI.EHN. ML:1.6 0.00012625 0.48 AML other m 2022-01-18T09:51:48.49
IV.MPAZ.HHN. ML:2.0 0.0003095 0.66 AML other m 2022-01-18T09:51:49.95
MN.CEL.HHN. ML:1.7 0.00014150000000000002 0.94 AML other m 2022-01-18T09:51:50.37
IV.MPAZ.HHE. ML:1.9 0.000225 0.84 AML other m 2022-01-18T09:51:50.79
IY.OPPI.HHE. ML:0.9 0.000023899999999999998 0.74 AML other m 2022-01-18T09:51:50.02
MN.CEL.HHE. ML:2.0 0.000243 1.08 AML other m 2022-01-18T09:51:50.35
MN.CEL.HNE. ML:2.0 0.000257 1.06 AML other m 2022-01-18T09:51:50.36
IY.OPPI.HHN. ML:0.8 0.00001815 1.58 AML other m 2022-01-18T09:51:51.97
MN.CEL.HNN. ML:1.7 0.000126 0.86 AML other m 2022-01-18T09:51:51.54
IV.MTTG.HHN. ML:2.2 0.0003745 0.32 AML other m 2022-01-18T09:51:52.77
IV.MTTG.HHE. ML:1.9 0.0001965 0.64 AML other m 2022-01-18T09:51:53.56
IV.JOPP.HNN. ML:2.1 0.000209440075 1.0208 AML other m 2022-01-18T09:51:56.01
IV.JOPP.HNE. ML:1.9 0.000123124267 0.1504 AML other m 2022-01-18T09:51:56.02
IV.MSRU.HHN. ML:2.1 0.000217063 0.3008 AML other m 2022-01-18T09:51:56.25
IV.MSRU.HHE. ML:2.0 0.0001671869 1.264 AML other m 2022-01-18T09:51:57.04
IV.PLAC.HHN. ML:1.4 0.00003964752 0.32 AML other m 2022-01-18T09:51:57.69
IV.JOPP.HHN. ML:1.9 0.0001285 0.52 AML other m 2022-01-18T09:51:57.53
IV.MPNC.HHN. ML:2.1 0.000201 1.08 AML other m 2022-01-18T09:51:58.21
IV.JOPP.HHE. ML:1.8 0.0000919 0.62 AML other m 2022-01-18T09:51:58.42
IV.PLAC.HHE. ML:1.4 0.000037564794999999996 0.32 AML other m 2022-01-18T09:51:59.25
IV.MPNC.HHE. ML:2.1 0.00020250000000000002 1.12 AML other m 2022-01-18T09:51:59.94
IV.AIO.HHN. ML:1.8 0.00008 0.64 AML other m 2022-01-18T09:52:02.43
IV.AIO.HHE. ML:1.7 0.00006075 0.48 AML other m 2022-01-18T09:52:02.93
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