Earthquake with magnitude of ML 2.3 on date 15-07-2020 and time 12:28:25 (UTC) in region Mare di Sardegna (MARE)

A magnitude ML 2.3 earthquake occured in region: Mare di Sardegna (MARE), on

  • 15-07-2020 12:28:25 (UTC)
  • 15-07-2020 14:28:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.4570, 7.5760 at 39 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

No Italian municipalities within 100 km from the epicenter with at least 50000 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 2020-07-15
12:28:25
41.4567 7.5757 39 2020-11-19
12:36:57
Bollettino Sismico Italiano INGV 82148001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-15 12:28:25 ± 0.21
Latitude 41.4567 ± 0.0045
Longitude 7.5757 ± 0.0276
Depth (km) 39 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82148001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2279
Semi-minor axis of confidence ellipse (meter) 498
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 270
Circular confidence region, given by single value of horizontal uncertainty (meter) 2280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 291
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 3.16291
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 11
Magnitude information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 82148001
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-21 11:37:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.STN3.HHN.02 2020-07-15T12:30:38.65 3.0 undecidable manual Pg 17.360001 0
IV.RMP.HHE. 2020-07-15T12:30:38.13 3.0 undecidable manual Sn 6.82 0
IX.CLT3.HHN.02 2020-07-15T12:30:36.35 3.0 undecidable manual Pg 19.629999 0
IV.PESA.HHE. 2020-07-15T12:30:30.70 3.0 undecidable manual Sn 3.4 0
MN.CLTB.HHE. 2020-07-15T12:30:28.50 3.0 negative manual Pn -0.16 0
IV.PE3.EHE. 2020-07-15T12:30:26.87 3.0 undecidable manual Sn 6.33 0
IV.CPGN.EHZ. 2020-07-15T12:30:25.52 3.0 undecidable manual Sn 7.72 0
OX.DRE.HHZ. 2020-07-15T12:30:22.89 3.0 undecidable manual Pg 20.27 0
IV.BRSN.EHE. 2020-07-15T12:30:20.90 3.0 undecidable manual Sn 4.65 0
IV.LRP.EHZ. 2020-07-15T12:30:05.16 3.0 positive manual Pn 9.76 0
IV.OFFI.HHN. 2020-07-15T12:30:02.59 3.0 positive manual Pn 10.53 0
IV.SRES.HHZ. 2020-07-15T12:29:53.21 3.0 undecidable manual Pg 10.87 0
IV.BRSN.EHE. 2020-07-15T12:29:48.62 3.0 positive manual Pg 10.87 0
GU.PCP.HHZ. 2020-07-15T12:29:48.64 0.6 undecidable manual S 13 351.0819 90 0.69 14
GU.STV.HHZ. 2020-07-15T12:29:40.39 0.6 undecidable manual S 356 310.0563 90 1.28 12
GU.ENR.HHZ. 2020-07-15T12:29:39.84 0.6 undecidable manual S 358 307.5588 90 1.27 13
IV.FNVD.HHN. 2020-07-15T12:29:38.40 3.0 undecidable manual Pg 9.99 0
FR.SAOF.HHZ.00 2020-07-15T12:29:31.73 0.6 undecidable manual S 360 280.608 90 -1.03 18
IV.IMI.HHZ. 2020-07-15T12:29:30.81 0.6 undecidable manual S 5 273.4152 90 -0.4 25
GU.PCP.HHZ. 2020-07-15T12:29:12.64 0.3 undecidable manual P 13 351.0819 90 -0.27 24
GU.PZZ.HHZ. 2020-07-15T12:29:12.75 0.3 undecidable manual P 354 340.4037 90 1.17 18
RD.PGF.BHZ. 2020-07-15T12:29:09.15 1.0 undecidable manual S 44 168.609 90 0.53 22
GU.STV.HHZ. 2020-07-15T12:29:08.05 0.3 undecidable manual P 356 310.0563 90 0.25 27
GU.GBOS.HHZ. 2020-07-15T12:29:07.94 0.1 undecidable manual P 4 309.6567 90 0.19 37
GU.CANO.HHZ. 2020-07-15T12:29:07.37 0.3 undecidable manual P 10 309.8565 90 -0.41 26
GU.ENR.HHZ. 2020-07-15T12:29:07.79 0.1 undecidable manual P 358 307.5588 90 0.3 37
GU.RORO.HHE. 2020-07-15T12:29:05.91 0.1 undecidable manual P 8 297.2802 90 -0.3 40
FR.SMPL.HHE.00 2020-07-15T12:29:05.83 0.6 undecidable manual S 63 158.1195 91 -0.52 47
FR.SAOF.HHZ.00 2020-07-15T12:29:03.72 0.3 undecidable manual P 360 280.608 90 -0.42 34
IV.IMI.HHZ. 2020-07-15T12:29:02.73 0.3 undecidable manual P 5 273.4152 90 -0.51 35
FR.SMPL.HHE.00 2020-07-15T12:28:50.43 1.0 undecidable manual P 63 158.1195 91 1.54 15
RD.PGF.BHZ. 2020-07-15T12:28:50.21 0.1 undecidable manual P 44 168.609 90 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GBOS.HHN. ML:2.0 0.000010895 0.9 AML other m 2020-07-15T12:29:08.44
GU.ENR.HHN. ML:2.2 0.00001925 0.36 AML other m 2020-07-15T12:29:08.52
GU.GBOS.HHE. ML:2.0 0.000009505 1.4 AML other m 2020-07-15T12:29:08.94
GU.ENR.HHE. ML:2.4 0.0000283 0.9 AML other m 2020-07-15T12:29:09.50
RD.PGF.BHE. ML:2.6 0.00015350000000000002 0.96 AML other m 2020-07-15T12:29:11.46
RD.PGF.BHN. ML:2.5 0.000136 1.08 AML other m 2020-07-15T12:29:11.22
GU.GORR.HHE. ML:2.7 0.000035449999999999994 0.64 AML other m 2020-07-15T12:29:26.84
GU.GORR.HHN. ML:2.5 0.000021850000000000003 0.68 AML other m 2020-07-15T12:29:27.97
IV.IMI.HHN. ML:2.2 0.00002695 0.62 AML other m 2020-07-15T12:29:33.57
IV.IMI.HHE. ML:2.1 0.000019050000000000002 0.5 AML other m 2020-07-15T12:29:36.01
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