Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 21-01-2022 and time 13:49:46 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 1.6 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 21-01-2022 12:49:46 (UTC)
  • 21-01-2022 13:49:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.4530, 15.5080 at 132 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km N of Messina (238439 inhabitants)
40 Km N of Reggio di Calabria (183035 inhabitants)
91 Km SW of Lamezia Terme (70714 inhabitants)
98 Km N 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 1.6 2022-01-21
12:49:46		 38.4533 15.5083 132 2022-07-08
12:33:43		 Bollettino Sismico Italiano INGV 103164551
Reviewed
Rev100 		Md 1.3 2022-01-21
12:49:45		 38.4793 15.4382 131 2022-01-21
13:12:28		 Sala Sismica INGV-Roma 100012451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-21 12:49:46 ± 0.34
Latitude 38.4533 ± 0.0216
Longitude 15.5083 ± 0.0448
Depth (km) 132 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 103164551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4132
Semi-minor axis of confidence ellipse (meter) 1047
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 115
Circular confidence region, given by single value of horizontal uncertainty (meter) 4130.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 174
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.18886
Epicentral distance of station farthest from the epicenter (degree) 1.22667
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 103164551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-04-13 14:03:43

Md:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 3
Type of magnitude Md
Reference to an origin 100012451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-21 13:12:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CELI.HHE. 2022-01-21T12:50:31.45 0.6 undecidable manual S 39 136.1637 131 0.94 32
IV.SERS.HNN. 2022-01-21T12:50:28.36 0.6 undecidable manual S 57 120.8901 134 0.3 41
IV.CET2.HHZ. 2022-01-21T12:50:28.48 0.6 undecidable manual S 18 125.3745 133 -0.28 40
IV.PLAC.HHZ. 2022-01-21T12:50:22.59 0.3 undecidable manual S 90 80.7636 146 0.09 70
IV.AIO.HHE. 2022-01-21T12:50:21.48 0.6 undecidable manual S 204 58.5969 154 1.37 29
IV.MPAZ.HHE. 2022-01-21T12:50:21.06 0.6 undecidable manual S 142 70.4739 150 -0.25 45
IV.SOI.EHE. 2022-01-21T12:50:20.53 0.6 undecidable manual S 131 63.5919 152 -0.05 48
MN.CEL.HHE. 2022-01-21T12:50:18.67 0.1 undecidable manual S 122 39.8268 162 0.09 100
IV.JOPP.HHZ. 2022-01-21T12:50:18.49 0.6 undecidable manual S 62 36.9297 163 0.09 50
IV.MSRU.HHE. 2022-01-21T12:50:17.05 0.3 undecidable manual S 180 20.9679 170 -0.55 69
IV.CELI.HHE. 2022-01-21T12:50:11.77 0.3 undecidable manual P 39 136.1637 131 0.05 62
IV.CET2.HHZ. 2022-01-21T12:50:10.31 0.3 undecidable manual P 18 125.3745 133 -0.41 59
IV.SELL.HHZ. 2022-01-21T12:50:10.65 0.3 undecidable manual P 58 113.2977 136 1 49
IV.SERS.HNN. 2022-01-21T12:50:10.23 0.3 undecidable manual P 57 120.8901 134 -0.08 64
IV.MPAZ.HHE. 2022-01-21T12:50:06.45 0.3 undecidable manual P 142 70.4739 150 0.04 71
IV.PLAC.HHZ. 2022-01-21T12:50:06.98 0.1 negative manual P 90 80.7636 146 -0.12 91
IV.AIO.HHE. 2022-01-21T12:50:06.75 0.3 undecidable manual P 204 58.5969 154 1.03 52
IV.SOI.EHE. 2022-01-21T12:50:05.61 0.3 undecidable manual P 131 63.5919 152 -0.38 67
IV.FERC.HHZ.00 2022-01-21T12:50:05.39 0.3 undecidable manual P 90 53.8017 156 -0.07 73
TV.GMB1.HHZ. 2022-01-21T12:50:05.02 0.3 undecidable manual P 139 41.2254 161 0.13 74
IV.JOPP.HHZ. 2022-01-21T12:50:04.37 0.1 undecidable manual P 62 36.9297 163 -0.36 94
MN.CEL.HHE. 2022-01-21T12:50:04.58 0.3 undecidable manual P 122 39.8268 162 -0.26 72
IV.MSRU.HHE. 2022-01-21T12:50:03.71 0.3 undecidable manual P 180 20.9679 170 -0.56 69
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
TV.GMB1.HHN. ML:1.5 0.00001846222 0.1408 AML other m 2022-01-21T12:50:21.61
TV.GMB1.HHE. ML:1.4 0.0000150062535 0.3968 AML other m 2022-01-21T12:50:20.82
IV.PLAC.HNE. ML:1.7 0.000026586615 0.3584 AML other m 2022-01-21T12:50:23.76
IV.PLAC.HHE. ML:1.7 0.000026595235 0.32 AML other m 2022-01-21T12:50:24.02
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