Earthquake with magnitude of ML 2.4 on date 28-03-2021 and time 15:48:40 (Italy) in region Canale di Sicilia meridionale (MARE)

A magnitude ML 2.4 earthquake occured in region: Canale di Sicilia meridionale (MARE), on

  • 28-03-2021 13:48:40 (UTC)
  • 28-03-2021 15:48:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 36.6880, 12.7740 at 27 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 2.4 2021-03-28
13:48:40
36.6877 12.7745 27 2021-07-12
16:55:10
Bollettino Sismico Italiano INGV 89959601
Reviewed
Rev100
ML 2.5 2021-03-28
13:48:38
36.6322 12.6617 23 2021-03-28
13:56:26
Sala Sismica INGV-Roma 88555561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-28 13:48:40 ± 0.18
Latitude 36.6877 ± 0.0063
Longitude 12.7745 ± 0.0202
Depth (km) 27 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89959601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1633
Semi-minor axis of confidence ellipse (meter) 744
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 95
Circular confidence region, given by single value of horizontal uncertainty (meter) 1630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 176
Number of associated phases, regardless of their use for origin computation 25
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) 1.89847
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 89959601
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-10 08:37:25

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 88555561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-28 13:56:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIZZ.HHZ. 2021-03-28T13:50:25.15 3.0 undecidable manual Sg 2.38 0
IV.PTRJ.HNZ. 2021-03-28T13:50:09.26 3.0 undecidable manual Pg 14.31 0
IV.LPEL.HHZ. 2021-03-28T13:50:02.72 3.0 undecidable manual Pn -0.5 0
IV.PAOL.HHZ. 2021-03-28T13:49:59.20 3.0 positive manual Pg 8.51 0
IV.EFIU.HHZ. 2021-03-28T13:49:44.06 3.0 undecidable manual Sn -4.99 0
IV.ACATE.EHZ. 2021-03-28T13:49:22.81 3.0 undecidable manual Sn -4.12 0
IV.IFIL.HHZ. 2021-03-28T13:49:21.03 3.0 undecidable manual Pg 1.35 0
IV.MMGO.HHZ. 2021-03-28T13:49:13.40 0.3 undecidable manual S 9 109.5126 99 0.83 61
IV.SSY.HHZ. 2021-03-28T13:49:11.95 0.1 undecidable manual P 75 210.4338 54 0.06 66
IV.HCRL.HHZ. 2021-03-28T13:49:11.61 0.1 undecidable manual P 71 210.7335 54 -0.31 64
MN.CLTB.HHZ. 2021-03-28T13:49:11.70 0.1 undecidable manual S 21 106.2159 100 0.01 100
IV.HLNI.HHZ. 2021-03-28T13:49:10.48 0.1 undecidable manual P 68 199.7445 54 -0.07 71
IV.SCIAC.HHZ. 2021-03-28T13:49:09.40 0.1 undecidable manual S 17 96.4257 101 0.28 99
IV.LINA.HHE. 2021-03-28T13:49:08.20 0.6 undecidable manual S 175 90.8424 102 0.53 44
IV.ERC.EHN. 2021-03-28T13:49:04.48 0.3 undecidable manual P 354 150.6381 54 0.03 68
IV.RAFF.HHZ. 2021-03-28T13:49:04.95 0.1 undecidable manual P 67 152.736 54 0.24 86
IV.CORL.HHZ. 2021-03-28T13:49:03.26 0.1 undecidable manual P 19 141.747 54 -0.08 93
IV.MTGR.HHZ. 2021-03-28T13:49:02.83 0.6 undecidable manual P 359 133.7661 54 0.49 43
IV.MBFT.HHN. 2021-03-28T13:49:02.95 0.6 undecidable manual P 6 140.4483 54 -0.23 45
IV.CRJA.HHZ. 2021-03-28T13:49:01.30 0.3 undecidable manual P 9 125.2746 54 0.02 72
IV.MARS.EHE. 2021-03-28T13:49:00.79 0.1 undecidable manual P 351 119.6913 98 0.22 94
MN.CLTB.HHZ. 2021-03-28T13:48:58.02 0.3 negative manual P 21 106.2159 100 -0.5 68
IV.MMGO.HHZ. 2021-03-28T13:48:58.34 0.1 undecidable manual P 9 109.5126 99 -0.69 83
IV.SCIAC.HHZ. 2021-03-28T13:48:56.72 0.3 positive manual P 17 96.4257 101 -0.31 72
IV.LINA.HHE. 2021-03-28T13:48:55.97 0.6 undecidable manual P 175 90.8424 102 -0.23 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SCIAC.HHN. ML:2.4 0.000261 0.6 AML other m 2021-03-28T13:49:10.60
IV.SCIAC.HHE. ML:2.3 0.00019800000000000002 0.7 AML other m 2021-03-28T13:49:10.74
MN.CLTB.HHE. ML:2.9 0.0006915000000000001 0.42 AML other m 2021-03-28T13:49:15.21
MN.CLTB.HHN. ML:3.1 0.0010034999999999998 0.44 AML other m 2021-03-28T13:49:15.74
IV.MMGO.HHE. ML:2.0 0.00008979999999999999 0.36 AML other m 2021-03-28T13:49:16.12
IV.MMGO.HHN. ML:2.0 0.00007445000000000001 0.4 AML other m 2021-03-28T13:49:18.77
IV.CRJA.HHE. ML:2.4 0.00018449999999999999 0.6 AML other m 2021-03-28T13:49:22.55
IV.CRJA.HHN. ML:2.4 0.000152 0.58 AML other m 2021-03-28T13:49:24.30
IV.RAFF.HHE. ML:2.6 0.000194 0.52 AML other m 2021-03-28T13:49:25.71
IV.CORL.HHN. ML:2.2 0.00008879999999999999 0.42 AML other m 2021-03-28T13:49:27.54
IV.RAFF.HHN. ML:2.2 0.00007735 0.62 AML other m 2021-03-28T13:49:32.90
IV.HCRL.HHN. ML:2.7 0.000118 0.3 AML other m 2021-03-28T13:49:37.72
IV.HCRL.HHE. ML:2.5 0.0000914 0.96 AML other m 2021-03-28T13:49:39.63
IV.CORL.HHE. ML:2.2 0.0000864 0.42 AML other m 2021-03-28T13:49:47.22
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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