Earthquake with magnitude of ML 2.1 on date 07-09-2020 and time 18:24:02 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude ML 2.1 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 07-09-2020 16:24:02 (UTC)
  • 07-09-2020 18:24:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 36.9370, 15.9970 at 21 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
64 Km E 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 2.1 2020-09-07
16:24:02
36.9372 15.9968 21 2021-02-26
14:56:18
Bollettino Sismico Italiano INGV 86946591
Reviewed
Rev100
ML 2.2 2020-09-07
16:24:03
36.9087 15.9097 21 2020-09-07
16:35:05
Sala Sismica INGV-Roma 82714291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-07 16:24:02 ± 0.36
Latitude 36.9372 ± 0.0198
Longitude 15.9968 ± 0.0169
Depth (km) 21 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86946591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2140
Semi-minor axis of confidence ellipse (meter) 854
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 177
Circular confidence region, given by single value of horizontal uncertainty (meter) 2140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 279
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.33369
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 82714291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-07 16:35:05

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 86946591
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-08 23:29:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.PLTA.HNZ. 2020-09-07T16:26:14.26 3.0 undecidable manual Sn -6.8 0
IV.VBKN.HHZ. 2020-09-07T16:26:11.68 3.0 undecidable manual Sg 14.65 0
IV.AGLI.HHZ. 2020-09-07T16:25:54.73 3.0 undecidable manual Pg 10.45 0
CR.STON.BHZ. 2020-09-07T16:25:54.82 3.0 positive manual Pg 16.74 0
IV.RM33.EHZ. 2020-09-07T16:25:50.45 3.0 undecidable manual Pg 15.86 0
IV.ATFO.HHZ. 2020-09-07T16:25:48.07 3.0 negative manual Pn 0.18 0
IV.MF5.EHZ. 2020-09-07T16:25:47.83 3.0 undecidable manual Pg 7.77 0
IV.SENI.HNZ. 2020-09-07T16:25:46.68 3.0 negative manual Pn -3.47 0
IV.MURB.HHZ. 2020-09-07T16:25:43.51 3.0 negative manual Pn -3.23 0
IV.MMO1.EHZ. 2020-09-07T16:25:38.42 3.0 positive manual Pn -0.88 0
IX.STN3.HHZ.02 2020-09-07T16:25:37.21 3.0 undecidable manual Sn -9.62 0
IV.ROSPO.HHZ. 2020-09-07T16:25:28.29 3.0 undecidable manual Pn 1.33 0
AC.VLO.HHZ. 2020-09-07T16:25:17.69 3.0 positive manual Pg 0.01 0
IV.VAGA.HHZ. 2020-09-07T16:25:16.77 3.0 negative manual Pn -0.39 0
IV.RAFF.HHE. 2020-09-07T16:24:44.81 0.6 undecidable manual S 283 148.0407 54 0.21 42
MN.CEL.HNZ. 2020-09-07T16:24:44.64 0.6 undecidable manual S 357 147.0417 54 0.26 43
IV.SOI.EHN. 2020-09-07T16:24:38.45 0.6 undecidable manual S 2 126.1737 95 -0.5 40
IV.MEU.EHN. 2020-09-07T16:24:35.18 0.6 undecidable manual S 281 105.117 96 1.82 22
IV.HVZN.HHE. 2020-09-07T16:24:35.97 0.6 undecidable manual S 284 116.4945 95 -0.43 44
IV.HLNI.HHZ. 2020-09-07T16:24:33.37 0.3 undecidable manual S 295 109.4127 96 -1.13 50
IT.LNT.HGZ. 2020-09-07T16:24:31.92 0.6 undecidable manual S 294 96.2259 97 0.92 37
IV.SSY.HHZ. 2020-09-07T16:24:28.30 0.6 undecidable manual S 287 85.3479 97 0.19 48
IV.HAGA.HHZ. 2020-09-07T16:24:27.50 0.3 undecidable manual S 298 83.8494 98 -0.23 73
MN.CEL.HNZ. 2020-09-07T16:24:26.82 0.6 undecidable manual P 357 147.0417 54 0.05 44
IV.RAFF.HHE. 2020-09-07T16:24:26.61 0.3 undecidable manual P 283 148.0407 54 -0.29 62
IV.AGST.EHE. 2020-09-07T16:24:25.61 0.6 undecidable manual S 298 76.7676 98 -0.24 49
IV.AIO.HHE. 2020-09-07T16:24:24.35 0.3 undecidable manual P 330 132.9669 95 -0.33 63
IV.SOI.EHN. 2020-09-07T16:24:24.42 0.3 undecidable manual P 2 126.1737 95 0.79 60
IV.HVZN.HHE. 2020-09-07T16:24:22.03 0.3 undecidable manual P 284 116.4945 95 -0.13 68
IV.MEU.EHN. 2020-09-07T16:24:21.95 0.6 undecidable manual P 281 105.117 96 1.54 28
IV.HLNI.HHZ. 2020-09-07T16:24:20.54 0.1 negative manual P 295 109.4127 96 -0.53 83
IT.LNT.HGZ. 2020-09-07T16:24:19.05 0.6 undecidable manual P 294 96.2259 97 0.01 49
IV.HAGA.HHZ. 2020-09-07T16:24:17.05 0.1 negative manual P 298 83.8494 98 -0.1 97
IV.SSY.HHZ. 2020-09-07T16:24:17.52 0.1 positive manual P 287 85.3479 97 0.14 100
IV.AGST.EHE. 2020-09-07T16:24:16.46 0.3 undecidable manual P 298 76.7676 98 0.39 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HAGA.HHN. ML:2.0 0.00011118183499999999 1.8976 AML other m 2020-09-07T16:24:28.96
IV.SSY.HHE. ML:2.8 0.0007921355 0.1792 AML other m 2020-09-07T16:24:29.70
IV.HAGA.HHE. ML:1.8 0.000084671215 0.1536 AML other m 2020-09-07T16:24:30.23
IV.HLNI.HHE. ML:2.1 0.00011332562499999999 1.8464 AML other m 2020-09-07T16:24:35.01
IV.HLNI.HHN. ML:2.2 0.00012386845 0.1408 AML other m 2020-09-07T16:24:35.84
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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