Earthquake with magnitude of ML 2.0 on date 31-01-2020 and time 16:08:51 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.0 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 31-01-2020 15:08:51 (UTC)
  • 31-01-2020 16:08:51 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.44, 15.4 at 119 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of Messina (238439 inhabitants)
43 Km NW of Reggio di Calabria (183035 inhabitants)
94 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 2.0 2020-01-31
15:08:51
38.44 15.4 119 2020-07-18
21:08:21
Bollettino Sismico Italiano INGV 76630731
Reviewed
Rev100
ML 1.9 2020-01-31
15:08:52
38.39 15.4 116 2020-01-31
15:20:05
Sala Sismica INGV-Roma 76073901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-31 15:08:51 ± 0.39
Latitude 38.44 ± 0.03
Longitude 15.40 ± 0.03
Depth (km) 119 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76630731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4010
Semi-minor axis of confidence ellipse (meter) 1004
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 153
Circular confidence region, given by single value of horizontal uncertainty (meter) 4010
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 167
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.19605
Epicentral distance of station farthest from the epicenter (degree) 0.81568
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:2

Field Value
Value 2
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 76630731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-18 15:26:34

ML:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 76073901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-31 15:20:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.PLAC.HHZ. 2020-01-31T15:09:28.01 0.3 undecidable manual S 89 0.8157 140 0.54 61
IV.SOI.EHZ. 2020-01-31T15:09:24.44 0.6 undecidable manual S 125 0.6331 147 -0.41 44
IV.AIO.HHZ. 2020-01-31T15:09:24.31 0.1 undecidable manual S 195 0.4847 154 1.22 67
IV.IVPL.HHZ. 2020-01-31T15:09:22.20 1.0 undecidable manual S 259 0.3318 161 0.52 23
MN.CEL.HHZ. 2020-01-31T15:09:22.37 0.3 undecidable manual S 114 0.4299 156 -0.15 73
IV.JOPP.HHZ. 2020-01-31T15:09:22.47 0.3 undecidable manual S 66 0.4182 157 0.06 75
IV.MPNC.HHZ. 2020-01-31T15:09:21.06 0.6 undecidable manual S 187 0.295 163 -0.35 48
IV.MSRU.HHZ. 2020-01-31T15:09:20.30 0.3 undecidable manual S 153 0.1961 169 -0.54 70
IV.SICLA.EHN. 2020-01-31T15:09:19.57 3.0 undecidable manual S 126 0.3094 163 -1.94 0
IV.PLAC.HHZ. 2020-01-31T15:09:12.83 0.1 undecidable manual P 89 0.8157 140 0.4 85
IV.AIO.HHZ. 2020-01-31T15:09:10.19 0.1 undecidable manual P 195 0.4847 154 0.3 94
IV.SOI.EHZ. 2020-01-31T15:09:10.75 0.1 undecidable manual P 125 0.6331 147 -0.16 93
IV.IVPL.HHZ. 2020-01-31T15:09:09.23 0.1 undecidable manual P 259 0.3318 161 0.15 100
MN.CEL.HHZ. 2020-01-31T15:09:09.38 0.1 undecidable manual P 114 0.4299 156 -0.19 97
IV.JOPP.HHZ. 2020-01-31T15:09:09.68 0.1 undecidable manual P 66 0.4182 157 0.17 97
IV.MPNC.HHZ. 2020-01-31T15:09:08.67 0.1 undecidable manual P 187 0.295 163 -0.25 98
IV.SICLA.EHN. 2020-01-31T15:09:08.69 0.1 undecidable manual P 126 0.3094 163 -0.29 97
IV.MSRU.HHZ. 2020-01-31T15:09:08.19 0.1 undecidable manual P 153 0.1961 169 -0.41 97
IV.MILZ.HHN. 2020-01-31T15:09:08.38 0.6 undecidable manual P 218 0.2122 168 -0.26 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHE. ML:1.8 4.545E-5 0.68 AML other m 2020-01-31T15:09:23.03
IV.JOPP.HHN. ML:2 6.13E-5 0.64 AML other m 2020-01-31T15:09:23.45
MN.CEL.HHE. ML:1.8 3.845E-5 0.48 AML other m 2020-01-31T15:09:24.30
MN.CEL.HHN. ML:1.9 5.06E-5 0.42 AML other m 2020-01-31T15:09:25.29
IV.AIO.HHE. ML:2 6.64E-5 0.48 AML other m 2020-01-31T15:09:25.54
IV.AIO.HHN. ML:2 5.865E-5 0.26 AML other m 2020-01-31T15:09:25.33
IV.PLAC.HHE. ML:2.2 8.65E-5 1.34 AML other m 2020-01-31T15:09:29.84
IV.MSRU.HHE. ML:1.8 5.0603515E-5 0.2304 AML other m 2020-01-31T15:09:21.68
IV.MSRU.HHN. ML:1.9 5.3758325E-5 0.1536 AML other m 2020-01-31T15:09:22.00
IV.MPNC.HHN. ML:2 6.6409335E-5 0.4608 AML other m 2020-01-31T15:09:27.55
IV.MPNC.HHE. ML:1.8 4.3362035E-5 0.256 AML other m 2020-01-31T15:09:25.28
IV.PLAC.HHN. ML:2.1 5.9992955E-5 0.2176 AML other m 2020-01-31T15:09:28.42
IV.PLAC.HNE. ML:2.1 6.2387545E-5 0.6272 AML other m 2020-01-31T15:09:28.42
IV.PLAC.HNN. ML:2.2 8.84649E-5 0.6144 AML other m 2020-01-31T15:09:28.84
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download