Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 03-01-2022 and time 11:29:18 (Italy) in region 3 km SE Randazzo (CT)

A magnitude ML 1.9 earthquake occured in region: 3 km SE Randazzo (CT), on

  • 03-01-2022 10:29:18 (UTC)
  • 03-01-2022 11:29:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8570, 14.9700 at 31 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Randazzo CT 3 10900 10900
Santa Domenica Vittoria ME 7 980 11880
Moio Alcantara ME 9 717 12597
Roccella Valdemone ME 9 666 13263
Maletto CT 10 3920 17183
Malvagna ME 10 733 17916
Castiglione di Sicilia CT 14 3215 21131
Bronte CT 14 19172 40303
Maniace CT 14 3765 44068
Francavilla di Sicilia ME 16 3945 48013
Linguaglossa CT 16 5403 53416
Floresta ME 16 485 53901
Motta Camastra ME 18 845 54746
Montalbano Elicona ME 19 2287 57033
Piedimonte Etneo CT 19 3963 60996
Milo CT 20 1087 62083
Sant'Alfio CT 20 1582 63665

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of Acireale (52622 inhabitants)
41 Km N of Catania (314555 inhabitants)
64 Km SW of Messina (238439 inhabitants)
66 Km W of Reggio di Calabria (183035 inhabitants)
90 Km E of Caltanissetta (63360 inhabitants)
93 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 1.9 2022-01-03
10:29:18		 37.8568 14.9695 31 2022-07-08
12:33:45		 Bollettino Sismico Italiano INGV 103480671
Reviewed
Rev200 		ML 1.8 2022-01-03
10:29:18		 37.863 14.979 29 2022-04-19
14:20:13		 Sala Operativa INGV_OE (Catania) 99280551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-03 10:29:18 ± 0.2
Latitude 37.8568 ± 0.0072
Longitude 14.9695 ± 0.0103
Depth (km) 31 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 103480671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 898
Semi-minor axis of confidence ellipse (meter) 130
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 255
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) 57
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.06025
Epicentral distance of station farthest from the epicenter (degree) 0.51351
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 103480671
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-04-19 14:19:05

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 99280551
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2022-01-03 11:31:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HLNI.HHZ. 2022-01-03T10:29:36.93 0.6 undecidable manual S 189 56.9985 114 -0.34 44
IV.MSFR.HHZ. 2022-01-03T10:29:33.39 0.6 undecidable manual S 301 38.4282 124 0.48 43
IV.AIO.HHZ. 2022-01-03T10:29:30.34 0.6 undecidable manual S 61 26.3514 136 -0.09 49
IV.ESAL.HHE. 2022-01-03T10:29:30.06 0.6 undecidable manual S 128 18.3705 147 0.96 38
IV.HLNI.HHZ. 2022-01-03T10:29:29.05 0.1 undecidable manual P 189 56.9985 114 -0.26 89
IV.MUCR.HHZ. 2022-01-03T10:29:29.34 0.6 undecidable manual S 338 22.2555 141 -0.37 47
IV.MPNC.HHZ. 2022-01-03T10:29:28.18 0.3 undecidable manual P 46 46.4202 119 0.34 66
IV.ECBD.HHN. 2022-01-03T10:29:28.68 0.6 undecidable manual S 130 13.2756 155 0.24 49
IV.EPIT.HHZ. 2022-01-03T10:29:28.01 0.6 undecidable manual S 123 9.1797 162 -0.02 51
IV.MILZ.HHZ. 2022-01-03T10:29:28.83 0.3 undecidable manual P 26 51.3153 116 0.32 66
IV.EMNR.HHZ. 2022-01-03T10:29:28.18 0.6 undecidable manual S 132 6.6933 167 0.33 48
IV.ECTS.HHZ. 2022-01-03T10:29:27.71 0.6 undecidable manual S 78 13.5753 154 -0.75 41
IV.EPZF.HHZ. 2022-01-03T10:29:27.96 0.6 undecidable manual S 250 10.4784 160 -0.19 49
IV.MSFR.HHZ. 2022-01-03T10:29:27.03 0.3 undecidable manual P 301 38.4282 124 0.24 69
IV.AIO.HHZ. 2022-01-03T10:29:25.18 0.3 undecidable manual P 61 26.3514 136 -0.18 72
IV.ESAL.HHE. 2022-01-03T10:29:24.62 0.3 undecidable manual P 128 18.3705 147 0.03 75
IV.MUCR.HHZ. 2022-01-03T10:29:24.62 0.3 undecidable manual P 338 22.2555 141 -0.33 71
IV.ESVO.HHE. 2022-01-03T10:29:24.11 0.3 undecidable manual P 192 9.4794 162 0.12 75
IV.ECBD.HHN. 2022-01-03T10:29:24.31 0.1 undecidable manual P 130 13.2756 155 0.1 100
IV.ECZM.HHN. 2022-01-03T10:29:24.74 0.3 undecidable manual P 202 15.0738 152 0.41 70
IV.EPZF.HHZ. 2022-01-03T10:29:23.97 0.3 undecidable manual P 250 10.4784 160 -0.08 76
IV.EMNR.HHZ. 2022-01-03T10:29:23.74 0.1 undecidable manual P 132 6.6933 167 -0.14 100
IV.ECTS.HHZ. 2022-01-03T10:29:23.87 0.1 undecidable manual P 78 13.5753 154 -0.36 94
IV.EPIT.HHZ. 2022-01-03T10:29:23.94 0.3 undecidable manual P 123 9.1797 162 -0.04 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ECTS.HHE. ML:2.0 0.000477 1.34 AML other m 2022-01-03T10:29:28.31
IV.ECTS.HHN. ML:2.2 0.000743 0.76 AML other m 2022-01-03T10:29:28.15
IV.EPIT.HHE. ML:2.1 0.0006515 0.32 AML other m 2022-01-03T10:29:28.62
IV.EPZF.HHN. ML:2.0 0.0004055 1.02 AML other m 2022-01-03T10:29:28.85
IV.EPZF.HHE. ML:1.7 0.0002475 0.92 AML other m 2022-01-03T10:29:29.16
IV.MUCR.HHN. ML:1.6 0.00015900000000000002 0.48 AML other m 2022-01-03T10:29:29.69
IV.MUCR.HHE. ML:1.8 0.00022799999999999999 0.52 AML other m 2022-01-03T10:29:29.80
IV.AIO.HHE. ML:1.6 0.000157 0.58 AML other m 2022-01-03T10:29:30.64
IV.EPIT.HHN. ML:2.3 0.0009199999999999999 0.86 AML other m 2022-01-03T10:29:31.55
IV.AIO.HHN. ML:1.6 0.00014000000000000001 1.4 AML other m 2022-01-03T10:29:32.74
IV.HLNI.HHN. ML:2.0 0.0002035 0.18 AML other m 2022-01-03T10:29:37.40
IV.HLNI.HHE. ML:1.9 0.00016350000000000002 1.08 AML other m 2022-01-03T10:29:38.57
IV.SPS2.HHN. ML:1.9 0.000024599999999999998 1.7 AML other m 2022-01-03T10:30:37.01
IV.SPS2.HHE. ML:1.8 0.0000205 0.16 AML other m 2022-01-03T10:30:42.61
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