Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 28-09-2020 and time 16:23:50 (Italy) in region Isole Eolie (Messina)

A magnitude ML 2.0 earthquake occured in region: Isole Eolie (Messina), on

  • 28-09-2020 14:23:50 (UTC)
  • 28-09-2020 16:23:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.3640, 14.8450 at 7 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Lipari ME 15 12753 12753

Municipalities with at least 50000 inhabitants

An earthquake occurred to
65 Km W of Messina (238439 inhabitants)
75 Km W of Reggio di Calabria (183035 inhabitants)
88 Km NW of Acireale (52622 inhabitants)
98 Km N of Catania (314555 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 2.0 2020-09-28
14:23:50		 38.3643 14.8453 7 2021-02-26
14:56:10		 Bollettino Sismico Italiano INGV 85320021
Reviewed
Rev200 		ML 1.9 2020-09-28
14:23:50		 38.369 14.866 12 2020-12-22
15:53:28		 Sala Operativa INGV_OE (Catania) 83336541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-28 14:23:50 ± 0.09
Latitude 38.3643 ± 0.0063
Longitude 14.8453 ± 0.0057
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85320021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 614
Semi-minor axis of confidence ellipse (meter) 515
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 28
Circular confidence region, given by single value of horizontal uncertainty (meter) 610.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 26
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.99285
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 85320021
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-09 17:36:56

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 83336541
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-09-28 15:58:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LPEL.HHZ. 2020-09-28T14:25:45.15 3.0 undecidable manual Sg 10.51 0
IV.FOSV.EHZ. 2020-09-28T14:25:26.10 3.0 undecidable manual Pg 16.389999 0
IV.CMPR.HHZ. 2020-09-28T14:24:28.75 3.0 undecidable manual Pg 3.29 0
IV.CSLB.HHZ. 2020-09-28T14:24:17.06 0.6 undecidable manual S 236 83.4498 50 0.65 37
IV.HAGA.HHZ. 2020-09-28T14:24:13.38 3.0 undecidable manual P 0.55 0
IV.ECTS.HHZ. 2020-09-28T14:24:11.88 3.0 undecidable manual S 0
IV.SOI.EHN. 2020-09-28T14:24:09.45 0.6 undecidable manual P 107 110.2119 50 -0.29 39
IV.AIO.HHE. 2020-09-28T14:24:09.38 0.6 undecidable manual S 142 55.2003 50 0.51 42
IV.EPOZ.HHZ. 2020-09-28T14:24:09.41 3.0 undecidable manual P 0
IV.MPNC.HHZ. 2020-09-28T14:24:08.00 0.6 undecidable manual S 119 50.4162 50 0.41 43
IV.NOV.HHZ. 2020-09-28T14:24:06.60 0.6 undecidable manual S 146 45.1215 50 0.41 43
MN.CEL.HNZ. 2020-09-28T14:24:06.47 1.0 undecidable manual P 97 92.0412 50 -0.46 20
IV.IACL.HHE. 2020-09-28T14:24:06.81 0.6 undecidable manual S 294 46.5201 50 0.25 45
IV.CSLB.HHZ. 2020-09-28T14:24:06.02 0.6 undecidable manual P 236 83.4498 50 0.41 40
IV.MSFR.HHZ. 2020-09-28T14:24:05.60 0.3 undecidable manual S 211 42.8238 50 0.03 71
IV.MUCR.HHZ. 2020-09-28T14:24:03.50 0.6 undecidable manual S 176 35.742 102 -0.02 48
IV.ECTS.HHZ. 2020-09-28T14:24:03.05 3.0 undecidable manual P 0
IV.IFIL.HHN. 2020-09-28T14:24:02.25 0.6 undecidable manual S 313 32.2455 103 -0.1 47
IV.MSRU.HHZ. 2020-09-28T14:24:01.29 0.1 undecidable manual P 101 58.7967 50 -0.52 82
IV.AIO.HHE. 2020-09-28T14:24:01.26 0.1 undecidable manual P 142 55.2003 50 0 93
IV.MSFR.HHZ. 2020-09-28T14:23:59.32 0.1 undecidable manual P 211 42.8238 50 -0.03 94
IV.NOV.HHZ. 2020-09-28T14:23:59.76 0.3 undecidable manual P 146 45.1215 50 0.05 70
IV.MPNC.HHZ. 2020-09-28T14:23:59.96 0.1 undecidable manual P 119 50.4162 50 -0.56 82
IV.IACL.HHE. 2020-09-28T14:23:59.65 0.3 undecidable manual P 294 46.5201 50 -0.28 67
IV.MUCR.HHZ. 2020-09-28T14:23:58.05 0.1 undecidable manual P 176 35.742 102 -0.12 94
IV.IFIL.HHN. 2020-09-28T14:23:57.36 0.3 undecidable manual P 313 32.2455 103 -0.13 71
IV.IVUG.HHZ. 2020-09-28T14:23:56.89 0.6 undecidable manual S 74 12.6762 120 0.93 38
IV.ILOS.HHZ. 2020-09-28T14:23:56.50 0.3 undecidable manual S 45 12.6762 120 0.54 66
IV.IVGP.HHZ. 2020-09-28T14:23:55.00 0.6 undecidable manual S 70 10.6782 125 -0.36 47
IV.ILOS.HHZ. 2020-09-28T14:23:54.22 0.3 undecidable manual P 45 12.6762 120 0.42 69
IV.IVGP.HHZ. 2020-09-28T14:23:53.26 0.1 undecidable manual P 70 10.6782 125 -0.19 96
IV.IVPL.HHZ. 2020-09-28T14:23:53.64 0.1 undecidable manual P 84 11.7771 122 0 100
IV.IVUG.HHZ. 2020-09-28T14:23:53.54 0.3 undecidable manual P 74 12.6762 120 -0.26 71
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IVPL.HHE. ML:1.7 0.00074188515 0.3392 AML other m 2020-09-28T14:23:57.93
IV.IVPL.HHN. ML:1.8 0.00079948035 0.224 AML other m 2020-09-28T14:23:58.56
IV.MUCR.HHE. ML:1.9 0.00029876915000000005 0.3392 AML other m 2020-09-28T14:24:03.74
IV.MUCR.HHN. ML:1.8 0.00026964025 0.2816 AML other m 2020-09-28T14:24:04.54
IV.NOV.HHN. ML:2.3 0.0006636519000000001 0.32 AML other m 2020-09-28T14:24:08.88
IV.NOV.HHE. ML:2.3 0.0006094018 0.2816 AML other m 2020-09-28T14:24:08.54
IV.MPNC.HHE. ML:1.8 0.0001813021 0.2176 AML other m 2020-09-28T14:24:10.17
IV.MPNC.HHN. ML:1.9 0.00020586945 0.7424 AML other m 2020-09-28T14:24:13.28
IV.MSRU.HHE. ML:2.2 0.00032110470000000003 0.7616 AML other m 2020-09-28T14:24:13.52
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