Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 25-01-2022 and time 19:56:55 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 1.9 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 25-01-2022 18:56:55 (UTC)
  • 25-01-2022 19:56:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.4190, 15.3720 at 116 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NW of Messina (238439 inhabitants)
42 Km NW of Reggio di Calabria (183035 inhabitants)
91 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 1.9 2022-01-25
18:56:55		 38.419 15.3715 116 2022-07-08
12:33:32		 Bollettino Sismico Italiano INGV 101412601
Reviewed
Rev100 		ML 1.8 2022-01-25
18:56:55		 38.4077 15.3197 116 2022-01-25
20:20:24		 Sala Sismica INGV-Roma 100179011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-25 18:56:55 ± 0.22
Latitude 38.4190 ± 0.0144
Longitude 15.3715 ± 0.0115
Depth (km) 116 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 101412601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1521
Semi-minor axis of confidence ellipse (meter) 563
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 198
Circular confidence region, given by single value of horizontal uncertainty (meter) 1520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.18886
Epicentral distance of station farthest from the epicenter (degree) 0.83547
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 101412601
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-24 15:58:07

ML:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations 3
Type of magnitude ML
Reference to an origin 100179011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-25 20:20:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPAZ.HHZ. 2022-01-25T18:57:29.24 0.3 undecidable manual S 133 75.7686 144 0.36 66
IV.SOI.EHE. 2022-01-25T18:57:28.18 0.1 undecidable manual S 123 70.7736 146 -0.08 96
IV.MUCR.HHE. 2022-01-25T18:57:26.95 0.6 undecidable manual S 226 60.1953 150 -0.09 48
IV.JOPP.HHZ. 2022-01-25T18:57:25.99 0.3 undecidable manual S 65 49.2174 155 0.04 73
IV.MPNC.HHE. 2022-01-25T18:57:24.69 0.6 undecidable manual S 183 30.2475 164 0.18 50
IV.IVGP.HHN. 2022-01-25T18:57:24.53 0.6 undecidable manual S 266 35.742 161 -0.33 48
3D.OEM9.HNE. 2022-01-25T18:57:24.74 0.6 undecidable manual S 264 33.2445 162 0.05 51
IV.MSRU.HHZ. 2022-01-25T18:57:23.82 0.3 undecidable manual S 145 20.9679 169 -0.22 77
IV.PLAC.HHE. 2022-01-25T18:57:16.33 0.1 undecidable manual P 88 92.7405 138 0.05 92
IV.SOI.EHE. 2022-01-25T18:57:14.28 0.1 undecidable manual P 123 70.7736 146 -0.3 91
IV.MPAZ.HHZ. 2022-01-25T18:57:14.71 0.1 undecidable manual P 133 75.7686 144 -0.23 91
IV.FERC.HHE. 2022-01-25T18:57:14.71 0.3 undecidable manual P 87 65.8896 148 0.47 66
IV.AIO.HHE. 2022-01-25T18:57:13.74 0.1 undecidable manual P 194 51.1155 154 0.39 94
IV.JOPP.HHZ. 2022-01-25T18:57:13.19 0.1 undecidable manual P 65 49.2174 155 -0.06 100
IV.MUCR.HHE. 2022-01-25T18:57:13.95 0.3 undecidable manual P 226 60.1953 150 0.07 74
IV.IVPL.HNE. 2022-01-25T18:57:12.76 0.3 undecidable manual P 262 34.3434 162 0.19 75
IV.MPNC.HHE. 2022-01-25T18:57:12.24 0.3 undecidable manual P 183 30.2475 164 -0.18 75
IV.IVGP.HHN. 2022-01-25T18:57:12.64 0.6 undecidable manual P 266 35.742 161 0.02 51
3D.OEM9.HNE. 2022-01-25T18:57:12.76 0.1 undecidable manual P 264 33.2445 162 0.23 99
IV.MSRU.HHZ. 2022-01-25T18:57:11.74 0.1 undecidable manual P 145 20.9679 169 -0.4 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSRU.HHN. ML:2.1 0.000092327305 0.5408 AML other m 2022-01-25T18:57:25.30
IV.JOPP.HHE. ML:1.7 0.00003443062 0.192 AML other m 2022-01-25T18:57:26.60
IV.JOPP.HHN. ML:1.8 0.00004654999999999999 1.48 AML other m 2022-01-25T18:57:27.23
IV.JOPP.HNE. ML:1.8 0.000039153425 0.6016 AML other m 2022-01-25T18:57:25.73
IV.MSRU.HHE. ML:2.2 0.00011292092499999999 0.64 AML other m 2022-01-25T18:57:24.94
IV.JOPP.HNN. ML:1.8 0.0000390622 0.128 AML other m 2022-01-25T18:57:26.84
IV.MPAZ.HHE. ML:1.9 0.000043767094999999996 0.7808 AML other m 2022-01-25T18:57:29.80
IV.MPAZ.HHN. ML:1.8 0.000037768314999999997 1.344 AML other m 2022-01-25T18:57:31.03
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