Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 04-01-2022 and time 13:34:18 (UTC) in region 6 km W San Teodoro (ME)

A magnitude ML 1.5 earthquake occured in region: 6 km W San Teodoro (ME), on

  • 04-01-2022 13:34:18 (UTC)
  • 04-01-2022 14:34:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8380, 14.6340 at 35 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
San Teodoro ME 6 1403 1403
Troina EN 7 9373 10776
Cesarò ME 7 2439 13215
Cerami EN 12 2006 15221
Capizzi ME 14 3176 18397
Maniace CT 16 3765 22162
Gagliano Castelferrato EN 17 3593 25755
Bronte CT 18 19172 44927
San Fratello ME 20 3707 48634

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km NW of Acireale (52622 inhabitants)
55 Km NW of Catania (314555 inhabitants)
63 Km NE of Caltanissetta (63360 inhabitants)
90 Km W of Messina (238439 inhabitants)
92 Km NE of Gela (75827 inhabitants)
94 Km W of Reggio di Calabria (183035 inhabitants)
99 Km N of Vittoria (63339 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 1.5 2022-01-04
13:34:18		 37.8383 14.6342 35 2022-07-08
12:33:36		 Bollettino Sismico Italiano INGV 102064941
Reviewed
Rev100 		ML 1.8 2022-01-04
13:34:19		 37.8258 14.6613 34 2022-01-04
13:40:56		 Sala Sismica INGV-Roma 99320951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-04 13:34:18 ± 0.19
Latitude 37.8383 ± 0.0108
Longitude 14.6342 ± 0.0182
Depth (km) 35 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 102064941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1380
Semi-minor axis of confidence ellipse (meter) 1198
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 299
Circular confidence region, given by single value of horizontal uncertainty (meter) 1380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.13850
Epicentral distance of station farthest from the epicenter (degree) 0.76442
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 102064941
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-04 00:05:32

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 99320951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-04 13:40:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSY.HHZ. 2022-01-04T13:34:45.18 0.6 undecidable manual S 153 84.8484 54 0.31 43
IV.HLNI.HHZ. 2022-01-04T13:34:38.15 0.6 undecidable manual S 159 58.1973 117 -0.35 45
IV.SSY.HHZ. 2022-01-04T13:34:33.66 0.3 undecidable manual P 153 84.8484 54 -0.24 65
IV.MUCR.HHZ. 2022-01-04T13:34:32.52 0.6 undecidable manual S 43 30.9468 135 -0.03 50
IV.MSFR.HHZ. 2022-01-04T13:34:31.00 0.6 undecidable manual S 350 21.9669 145 -0.03 51
IV.EPZF.HHZ. 2022-01-04T13:34:31.74 0.6 undecidable manual S 95 19.5693 149 1.06 37
IV.GALF.HHZ. 2022-01-04T13:34:30.16 0.6 undecidable manual S 203 15.3735 155 0.02 51
IV.CSLB.HHE. 2022-01-04T13:34:30.03 0.3 undecidable manual P 282 51.6039 120 0.7 60
IV.HLNI.HHZ. 2022-01-04T13:34:29.75 0.3 undecidable manual P 159 58.1973 117 -0.48 66
IV.ECHR.HNZ. 2022-01-04T13:34:26.70 0.3 undecidable manual P 125 29.748 137 0.04 75
IV.EPZF.HHZ. 2022-01-04T13:34:26.38 0.3 undecidable manual P 95 19.5693 149 0.67 65
IV.MUCR.HHZ. 2022-01-04T13:34:26.77 0.1 positive manual P 43 30.9468 135 -0.02 100
IV.MCPD.HHZ. 2022-01-04T13:34:26.58 0.3 undecidable manual P 15 32.3454 134 -0.37 70
IV.ECZM.HHZ. 2022-01-04T13:34:26.37 0.3 undecidable manual P 117 26.4513 140 0.04 76
IV.GALF.HHZ. 2022-01-04T13:34:25.11 0.3 undecidable manual P 203 15.3735 155 -0.29 74
IV.MSFR.HHZ. 2022-01-04T13:34:25.59 0.1 positive manual P 350 21.9669 145 -0.32 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GALF.HNN. ML:1.5 0.0001308661 0.7104 AML other m 2022-01-04T13:34:30.63
IV.GALF.HHN. ML:1.5 0.000111932455 0.4224 AML other m 2022-01-04T13:34:30.22
IV.GALF.HHE. ML:1.7 0.0002070421 0.3648 AML other m 2022-01-04T13:34:30.48
IV.MSFR.HHE. ML:1.2 0.00005465387 0.2816 AML other m 2022-01-04T13:34:31.62
IV.MSFR.HHN. ML:1.2 0.000048196374999999996 0.4224 AML other m 2022-01-04T13:34:31.64
IV.MUCR.HHE. ML:1.5 0.000083072985 0.384 AML other m 2022-01-04T13:34:32.76
IV.MUCR.HHN. ML:1.3 0.00005463403 0.32 AML other m 2022-01-04T13:34:32.92
IV.HLNI.HHN. ML:1.3 0.00003543466 0.16 AML other m 2022-01-04T13:34:38.23
IV.HLNI.HHE. ML:1.5 0.000060682415 0.096 AML other m 2022-01-04T13:34:38.62
IV.SSY.HNE. ML:1.9 0.00009148434 0.5824 AML other m 2022-01-04T13:34:45.64
IV.SSY.HHN. ML:2.4 0.00026816945 0.224 AML other m 2022-01-04T13:34:45.64
IV.SSY.HNN. ML:1.8 0.00006578199 0.2304 AML other m 2022-01-04T13:34:45.56
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