Earthquake with magnitude of ML 1.9 on date 25-02-2020 and time 16:41:23 (Italy) in region Tirreno Meridionale (MARE)

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

  • 25-02-2020 15:41:23 (UTC)
  • 25-02-2020 16:41:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.45, 15.19 at 30 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
93 Km W of Cosenza (67546 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 2020-02-25
15:41:23
39.45 15.19 30 2020-07-18
21:08:38
Bollettino Sismico Italiano INGV 79661611
Reviewed
Rev100
ML 1.9 2020-02-25
15:41:24
39.47 15.17 21 2020-02-25
16:05:08
Sala Sismica INGV-Roma 76805001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-25 15:41:23 ± 0.24
Latitude 39.45 ± 0.01
Longitude 15.19 ± 0.02
Depth (km) 30 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79661611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1598
Semi-minor axis of confidence ellipse (meter) 837
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 239
Circular confidence region, given by single value of horizontal uncertainty (meter) 1600
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 186
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 1.01893
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations 16
Type of magnitude ML
Reference to an origin 79661611
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-24 17:58:33

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 76805001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-25 16:05:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
CR.STON.BHZ. 2020-02-25T15:43:10.36 3.0 undecidable manual Sn -1.85 0
IV.MCIV.CHZ. 2020-02-25T15:43:09.10 3.0 undecidable manual Sn -3.66 0
IV.SEI.HHZ. 2020-02-25T15:42:41.67 3.0 undecidable manual Pn 2.17 0
IV.MURB.HNZ. 2020-02-25T15:42:36.62 3.0 negative manual Pg 12 0
IV.FRON.EHZ. 2020-02-25T15:42:28.45 3.0 positive manual Pn 1.33 0
IV.OFFI.HHZ. 2020-02-25T15:42:25.06 3.0 negative manual Pg 8.38 0
IV.PTRJ.HHZ. 2020-02-25T15:42:20.91 3.0 undecidable manual Sn -0.43 0
IV.MELA.HHZ. 2020-02-25T15:42:02.10 3.0 positive manual Pg 3.42 0
IV.APRC.HHZ. 2020-02-25T15:41:59.92 3.0 negative manual Pn -0.11 0
IV.TRIV.HHZ. 2020-02-25T15:41:55.06 3.0 undecidable manual Pn -4.41 0
IV.PTRJ.HNZ. 2020-02-25T15:41:53.59 3.0 undecidable manual Pn -0.4 0
IV.CAR1.HHE. 2020-02-25T15:41:51.36 0.3 undecidable manual S 104 0.813 103 0.71 81
IV.MGR.HHZ. 2020-02-25T15:41:48.90 0.6 undecidable manual S 22 0.7428 105 0.26 64
MN.CUC.HHZ. 2020-02-25T15:41:48.20 1.0 undecidable manual S 41 0.7258 105 0.03 34
IV.BULG.HHZ. 2020-02-25T15:41:46.53 0.6 undecidable manual S 13 0.6448 107 0.67 59
IV.CET2.HHZ. 2020-02-25T15:41:44.28 0.6 undecidable manual S 82 0.5945 109 -0.16 67
IV.GRIS.EHE. 2020-02-25T15:41:43.68 0.6 undecidable manual S 60 0.5873 109 -0.56 61
IV.CELI.HHE. 2020-02-25T15:41:42.64 0.3 undecidable manual P 92 1.0189 54 0.09 94
IV.MCEL.HHN. 2020-02-25T15:41:42.51 0.3 undecidable manual P 28 0.9929 54 0.31 90
IV.SALB.HHE. 2020-02-25T15:41:42.48 0.6 undecidable manual P 64 0.9866 101 0.38 59
IV.JOPP.HHE. 2020-02-25T15:41:41.23 0.6 undecidable manual P 147 1 54 -1.06 45
IV.SIRI.HHZ. 2020-02-25T15:41:41.22 0.6 undecidable manual P 35 0.8984 102 0.6 57
IV.SPS2.HHE. 2020-02-25T15:41:40.62 0.3 undecidable manual P 100 0.9011 102 -0.05 97
IV.CMPR.HHE. 2020-02-25T15:41:39.67 0.3 undecidable manual P 6 0.8732 102 -0.52 86
IV.CAR1.HHE. 2020-02-25T15:41:39.02 0.6 undecidable manual P 104 0.813 103 -0.17 64
IV.MGR.HHZ. 2020-02-25T15:41:37.74 0.3 undecidable manual P 22 0.7428 105 -0.29 94
IV.ISTR.HHZ. 2020-02-25T15:41:37.06 0.6 undecidable manual P 180 0.6619 107 0.36 63
MN.CUC.HHZ. 2020-02-25T15:41:37.96 0.3 undecidable manual P 41 0.7258 105 0.2 97
IV.BULG.HHZ. 2020-02-25T15:41:36.33 0.3 undecidable manual P 13 0.6448 107 -0.1 100
IV.GRIS.EHE. 2020-02-25T15:41:35.39 0.6 undecidable manual P 60 0.5873 109 -0.1 68
IV.CET2.HHZ. 2020-02-25T15:41:34.86 0.6 undecidable manual P 82 0.5945 109 -0.75 57
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CET2.HHN. ML:2.2 0.00026473235 0.2432 AML other m 2020-02-25T15:41:45.96
IV.BULG.HNE. ML:2 0.0001375726 0.512 AML other m 2020-02-25T15:41:47.73
IV.BULG.HHN. ML:2 0.0001331141 0.32 AML other m 2020-02-25T15:41:48.46
IV.BULG.HHE. ML:1.9 0.0001130603 0.3584 AML other m 2020-02-25T15:41:48.66
MN.CUC.HNN. ML:1.9 9.731093E-5 0.8832 AML other m 2020-02-25T15:41:49.57
MN.CUC.HHN. ML:1.8 7.289235E-5 0.3712 AML other m 2020-02-25T15:41:49.58
MN.CUC.HNE. ML:1.9 9.7006675E-5 0.2688 AML other m 2020-02-25T15:41:49.58
MN.CUC.HHE. ML:1.8 8.469546E-5 0.384 AML other m 2020-02-25T15:41:50.16
IV.CET2.HHE. ML:2.1 0.00018560465 0.5248 AML other m 2020-02-25T15:41:50.46
IV.MGR.HHE. ML:1.7 5.784135E-5 0.3072 AML other m 2020-02-25T15:41:52.10
IV.BULG.HNN. ML:2 0.0001300474 0.3456 AML other m 2020-02-25T15:41:53.62
IV.MGR.HHN. ML:1.6 5.0844325E-5 0.2944 AML other m 2020-02-25T15:41:53.78
IV.SIRI.HNN. ML:1.8 6.4905675E-5 0.32 AML other m 2020-02-25T15:41:57.50
IV.SIRI.HNE. ML:1.8 6.723493E-5 0.3456 AML other m 2020-02-25T15:42:00.41
IV.SIRI.HHE. ML:1.8 6.635485E-5 0.32 AML other m 2020-02-25T15:42:00.40
IV.SIRI.HHN. ML:1.8 5.3507755E-5 0.3968 AML other m 2020-02-25T15:42:00.27
IV.PTRJ.HNE. ML:3.1 0.00030134745 0.448 AML other m 2020-02-25T15:42:28.98
IV.PTRJ.HHN. ML:3.2 0.00036841115 0.1024 AML other m 2020-02-25T15:42:31.88
IV.PTRJ.HNN. ML:3.2 0.000353607 0.1024 AML other m 2020-02-25T15:42:31.88
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download