Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 02-01-2016 and time 19:05:57 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.3 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 02-01-2016 18:05:57 (UTC)
  • 02-01-2016 19:05:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.4670, 15.3140 at 134 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
37 Km NW of Messina (238439 inhabitants)
49 Km NW of Reggio di Calabria (183035 inhabitants)
96 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 2.3 2016-01-02
18:05:57		 38.4667 15.3137 134 2016-05-17
13:16:24		 Bollettino Sismico Italiano INGV 24511451
Reviewed
Rev100 		ML 2.4 2016-01-02
18:05:57		 38.4845 15.2828 135 2016-01-02
18:20:05		 Sala Sismica INGV-Roma 22923001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-01-02 18:05:57 ± 0.28
Latitude 38.4667 ± 0.0234
Longitude 15.3137 ± 0.0253
Depth (km) 134 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 24511451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2836
Semi-minor axis of confidence ellipse (meter) 1388
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 146
Circular confidence region, given by single value of horizontal uncertainty (meter) 2840.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
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) 0.20594
Epicentral distance of station farthest from the epicenter (degree) 1.51356
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 24511451
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-04-20 14:40:01

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 22923001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-01-02 18:20:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SOI.EHZ. 2016-01-02T18:06:35.09 0.6 undecidable manual S 124 77.8665 148 0.56 41
IV.MTTG.HHZ. 2016-01-02T18:06:33.22 0.6 undecidable manual S 147 61.494 154 0.43 44
IV.AIO.HHZ. 2016-01-02T18:06:33.11 0.3 undecidable manual S 187 55.4001 156 0.88 56
IV.GMB.BHZ. 2016-01-02T18:06:32.86 0.6 undecidable manual S 126 55.6998 156 0.6 42
IV.JOPP.HHZ. 2016-01-02T18:06:31.91 0.6 undecidable manual S 72 52.0035 157 -0.03 49
MN.CEL.HNZ. 2016-01-02T18:06:31.89 0.3 undecidable manual S 114 55.4001 156 -0.34 69
IV.MCSR.HHZ. 2016-01-02T18:06:31.75 0.3 undecidable manual S 189 45.2214 160 0.35 69
IV.MPNC.HHZ. 2016-01-02T18:06:30.31 0.3 undecidable manual S 175 35.6421 164 -0.46 70
IV.IVPL.HHZ. 2016-01-02T18:06:30.84 0.3 undecidable manual S 251 30.6471 166 0.35 71
IV.MILZ.HHZ. 2016-01-02T18:06:29.35 0.3 undecidable manual S 198 22.8549 170 -0.78 64
IV.MSRU.HHZ. 2016-01-02T18:06:29.66 0.3 undecidable manual S 143 28.1496 167 -0.71 65
IV.RAFF.HHZ. 2016-01-02T18:06:26.81 0.1 undecidable manual P 211 161.2164 126 0.54 69
IV.HAVL.HHZ. 2016-01-02T18:06:26.19 0.1 undecidable manual P 186 168.0096 125 -0.77 60
IV.HLNI.HHZ. 2016-01-02T18:06:22.57 0.1 undecidable manual P 197 129.9699 133 -0.69 70
IV.EPZF.HHZ. 2016-01-02T18:06:20.07 1.0 undecidable manual P 209 81.6516 146 0.74 19
IV.PLAC.HHZ. 2016-01-02T18:06:20.96 0.1 negative manual P 91 97.7244 141 0.45 83
IV.SOI.EHZ. 2016-01-02T18:06:19.08 0.1 negative manual P 124 77.8665 148 0 94
IV.MSFR.HHZ. 2016-01-02T18:06:19.23 0.6 undecidable manual P 233 79.1652 147 0.07 46
IV.IFIL.HHZ. 2016-01-02T18:06:18.30 0.6 undecidable manual P 280 64.9905 152 0.03 48
IV.MTTG.HHZ. 2016-01-02T18:06:18.20 0.1 negative manual P 147 61.494 154 0.13 95
IV.AIO.HHZ. 2016-01-02T18:06:18.20 0.1 undecidable manual P 187 55.4001 156 0.45 89
IV.MUCR.HHZ. 2016-01-02T18:06:17.84 0.1 undecidable manual P 219 60.5949 154 -0.18 94
IV.MCSR.HHZ. 2016-01-02T18:06:17.40 0.1 undecidable manual P 189 45.2214 160 0.13 98
IV.JOPP.HHZ. 2016-01-02T18:06:17.52 0.1 undecidable manual P 72 52.0035 157 -0.06 98
IV.ILLI.HHZ. 2016-01-02T18:06:17.70 0.6 undecidable manual P 266 31.8459 166 0.92 39
IV.GMB.BHZ. 2016-01-02T18:06:17.84 0.1 positive manual P 126 55.6998 156 0.08 97
MN.CEL.HNZ. 2016-01-02T18:06:17.49 0.6 undecidable manual P 114 55.4001 156 -0.26 47
IV.MSRU.HHZ. 2016-01-02T18:06:16.22 0.3 undecidable manual P 143 28.1496 167 -0.45 70
IV.IVPL.HHZ. 2016-01-02T18:06:16.87 0.1 positive manual P 251 30.6471 166 0.13 100
IV.MILZ.HHZ. 2016-01-02T18:06:16.11 0.1 negative manual P 198 22.8549 170 -0.43 95
IV.MPNC.HHZ. 2016-01-02T18:06:16.62 0.1 undecidable manual P 175 35.6421 164 -0.28 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:2.2 0.00009204999999999999 0.24 AML other m 2016-01-02T18:06:35.14
IV.AIO.HHN. ML:2.1 0.00007435 0.7 AML other m 2016-01-02T18:06:35.92
IV.MILZ.HHN. ML:2.3 0.000122 0.34 AML other m 2016-01-02T18:06:29.45
IV.MILZ.HHE. ML:2.6 0.00021799999999999999 0.3 AML other m 2016-01-02T18:06:29.73
IV.MPNC.HHN. ML:2.5 0.00016849999999999998 1.16 AML other m 2016-01-02T18:06:33.51
IV.MPNC.HHE. ML:2.4 0.00014649999999999998 0.74 AML other m 2016-01-02T18:06:31.53
IV.MTTG.HHE. ML:2.2 0.00008005 1.4 AML other m 2016-01-02T18:06:34.13
IV.MTTG.HHN. ML:2.2 0.00008494999999999999 1.44 AML other m 2016-01-02T18:06:37.87
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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