Earthquake with magnitude of ML 1.9 on date 02-04-2020 and time 04:36:16 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude ML 1.9 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 02-04-2020 02:36:16 (UTC)
  • 02-04-2020 04:36:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.3, 15.79 at 28 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
51 Km NE of Siracusa (122291 inhabitants)
65 Km SE of Acireale (52622 inhabitants)
66 Km E of Catania (314555 inhabitants)
91 Km S of Reggio di Calabria (183035 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 2020-04-02
02:36:16
37.3 15.79 28 2020-07-18
21:08:39
Bollettino Sismico Italiano INGV 79927321
Reviewed
Rev100
ML 1.7 2020-04-02
02:36:16
37.29 15.83 10 2020-04-02
02:50:54
Sala Sismica INGV-Roma 77772111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-02 02:36:16 ± 0.23
Latitude 37.30 ± 0.01
Longitude 15.79 ± 0.02
Depth (km) 28 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79927321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1608
Semi-minor axis of confidence ellipse (meter) 131
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 124
Circular confidence region, given by single value of horizontal uncertainty (meter) 1610
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 202
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 1.25905
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 79927321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-05 13:21:32

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations 5
Type of magnitude ML
Reference to an origin 77772111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-02 02:50:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CIMA.HNZ. 2020-04-02T02:38:06.33 3.0 positive manual Pg 20.16 0
CR.STON.BHZ. 2020-04-02T02:37:31.10 3.0 negative manual Pn -6.71 0
IV.MILZ.HHZ. 2020-04-02T02:36:56.38 3.0 undecidable manual Sg 0.01 0
IV.AIO.HHZ. 2020-04-02T02:36:44.27 0.3 undecidable manual S 327 0.8058 102 0.63 85
IV.HPAC.HHE. 2020-04-02T02:36:44.68 0.3 undecidable manual S 226 0.8427 102 -0.03 94
IV.HLNI.HHE. 2020-04-02T02:36:41.15 0.3 undecidable manual S 274 0.7329 104 -0.4 85
IV.MTTG.HHZ. 2020-04-02T02:36:40.57 0.3 undecidable manual S 354 0.7087 104 -0.27 93
IV.PLAC.HHE. 2020-04-02T02:36:40.06 0.6 undecidable manual P 24 1.2591 54 0.73 42
IV.MUCR.HHZ. 2020-04-02T02:36:36.18 0.3 undecidable manual P 316 1.0405 99 -0.08 90
IV.HAGA.HHZ. 2020-04-02T02:36:35.94 0.6 undecidable manual S 269 0.5072 110 0.82 58
IV.HPAC.HHE. 2020-04-02T02:36:33.00 0.3 undecidable manual P 226 0.8427 102 0.07 92
IV.AIO.HHZ. 2020-04-02T02:36:32.09 0.3 undecidable manual P 327 0.8058 102 -0.22 92
IV.MEU.EHZ. 2020-04-02T02:36:31.86 0.3 undecidable manual P 257 0.7887 103 -0.16 93
IV.ECTS.HHZ. 2020-04-02T02:36:31.97 1.0 undecidable manual P 318 0.7896 102 -0.07 32
IV.HLNI.HHE. 2020-04-02T02:36:30.95 0.3 undecidable manual P 274 0.7329 104 -0.15 94
IV.MTTG.HHZ. 2020-04-02T02:36:30.12 0.3 undecidable manual P 354 0.7087 104 -0.57 89
IT.LNT.HGE. 2020-04-02T02:36:29.55 0.3 undecidable manual P 269 0.6286 106 0.18 96
IV.EPOZ.HHE. 2020-04-02T02:36:29.19 0.6 undecidable manual P 308 0.6079 107 0.16 64
IV.SSY.HHZ. 2020-04-02T02:36:28.85 0.3 undecidable manual P 256 0.5891 107 0.13 98
IV.HAGA.HHZ. 2020-04-02T02:36:27.50 0.3 undecidable manual P 269 0.5072 110 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTTG.HHE. ML:1.7 5.9190435E-5 1.4608 AML other m 2020-04-02T02:36:52.04
IV.MTTG.HHN. ML:1.7 6.6724475E-5 1.1008 AML other m 2020-04-02T02:36:51.84
IV.MEU.EHE. ML:2.3 0.00024604385 1.8384 AML other m 2020-04-02T02:36:59.46
IV.MEU.EHN. ML:2.2 0.000167766 1.9408 AML other m 2020-04-02T02:37:06.09
IV.MUCR.HHE. ML:1.8 4.721084E-5 1.2592 AML other m 2020-04-02T02:37:09.16
IV.MUCR.HHN. ML:1.8 4.955975E-5 0.88 AML other m 2020-04-02T02:36:54.97
AC.VLO.HHE. ML:3.5 0.00012136993 0.4592 AML other m 2020-04-02T02:38:01.01
AC.VLO.HHN. ML:3.6 0.000135921655 0.0592 AML other m 2020-04-02T02:38:09.71
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