Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 10-02-2021 and time 07:14:32 (UTC) in region Mar Ionio Meridionale (MARE)

A magnitude ML 2.2 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 10-02-2021 07:14:32 (UTC)
  • 10-02-2021 08:14:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.5000, 16.2390 at 34 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
86 Km SE of Reggio di Calabria (183035 inhabitants)
95 Km E of Acireale (52622 inhabitants)
97 Km NE of Siracusa (122291 inhabitants)
98 Km SE of Messina (238439 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 2.2 2021-02-10
07:14:32		 37.5 16.2392 34 2021-07-12
16:55:04		 Bollettino Sismico Italiano INGV 88682491
Reviewed
Rev100 		ML 2.4 2021-02-10
07:14:32		 37.5002 16.1983 31 2021-02-10
07:28:04		 Sala Sismica INGV-Roma 86985261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-10 07:14:32 ± 0.3
Latitude 37.5000 ± 0.0144
Longitude 16.2392 ± 0.0272
Depth (km) 34 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 88682491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2736
Semi-minor axis of confidence ellipse (meter) 868
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 119
Circular confidence region, given by single value of horizontal uncertainty (meter) 2740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 230
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.59085
Epicentral distance of station farthest from the epicenter (degree) 1.09537
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 86985261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-10 07:28:04

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 88682491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-04-01 15:29:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HLNI.HHZ. 2021-02-10T07:15:06.10 0.1 undecidable manual S 262 121.5894 54 -0.21 89
IV.HAVL.HHZ. 2021-02-10T07:15:05.10 0.3 undecidable manual S 239 115.4955 54 0.11 69
IV.SSY.HHE. 2021-02-10T07:15:03.90 0.6 undecidable manual S 250 109.6125 54 0.18 46
IV.HAGA.HHZ. 2021-02-10T07:15:01.00 0.3 undecidable manual S 256 98.5236 54 -0.33 69
MN.CEL.HHZ. 2021-02-10T07:14:59.60 0.3 undecidable manual S 340 89.5437 106 0.22 71
IV.SOI.EHZ. 2021-02-10T07:14:53.00 0.3 undecidable manual S 346 65.5899 112 -0.34 73
IV.HAVL.HHZ. 2021-02-10T07:14:51.36 0.3 undecidable manual P 239 115.4955 54 0.25 68
IV.HLNI.HHZ. 2021-02-10T07:14:51.84 0.1 undecidable manual P 262 121.5894 54 -0.04 92
IV.MPNC.HHE. 2021-02-10T07:14:50.54 0.3 undecidable manual P 313 105.7164 54 0.64 61
IV.SSY.HHE. 2021-02-10T07:14:50.40 0.6 undecidable manual P 250 109.6125 54 0.02 48
IV.PLAC.HHE. 2021-02-10T07:14:49.30 0.3 undecidable manual P 9 106.7154 54 -0.73 59
IV.HAGA.HHZ. 2021-02-10T07:14:48.88 0.3 undecidable manual P 256 98.5236 54 -0.12 71
MN.CEL.HHZ. 2021-02-10T07:14:47.98 0.1 undecidable manual P 340 89.5437 106 0.1 97
IV.SOI.EHZ. 2021-02-10T07:14:44.61 0.1 negative manual P 346 65.5899 112 0.22 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHE. ML:1.5 0.00005695 0.32 AML other m 2021-02-10T07:14:53.38
IV.SOI.EHN. ML:1.6 0.000064945775 0.4416 AML other m 2021-02-10T07:14:58.00
IV.HAGA.HHN. ML:2.2 0.00014500000000000003 0.12 AML other m 2021-02-10T07:15:01.70
IV.HAGA.HHE. ML:2.2 0.0001495 0.92 AML other m 2021-02-10T07:15:02.09
IV.HAVL.HHE. ML:2.5 0.000256 0.8 AML other m 2021-02-10T07:15:05.94
IV.HAVL.HHN. ML:2.6 0.00031 0.16 AML other m 2021-02-10T07:15:06.09
IV.HLNI.HHE. ML:2.4 0.00019250000000000002 0.26 AML other m 2021-02-10T07:15:07.71
IV.HLNI.HHN. ML:2.4 0.0001575 0.62 AML other m 2021-02-10T07:15:08.57
MN.CEL.HHN. ML:2.0 0.00010313481999999998 0.88 AML other m 2021-02-10T07:14:48.95
MN.CEL.HNN. ML:2.2 0.0001583127 1.6992 AML other m 2021-02-10T07:15:06.37
MN.CEL.HHE. ML:2.2 0.00017324774999999997 0.7616 AML other m 2021-02-10T07:15:00.02
MN.CEL.HNE. ML:2.2 0.00019067725 0.72 AML other m 2021-02-10T07:15:00.03
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
Waveforms Seismic signals in miniseed + resp format Download