Earthquake with magnitude of ML 2.0 on date 21-06-2017 and time 22:42:09 (Italy) in region Isole Eolie (Messina)

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

  • 21-06-2017 20:42:09 (UTC)
  • 21-06-2017 22:42:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.6960, 15.2160 at 258 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
63 Km NW of Messina (238439 inhabitants)
75 Km NW of Reggio di Calabria (183035 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 2017-06-21
20:42:09
38.6958 15.2157 258 2018-07-06
11:13:32
Bollettino Sismico Italiano INGV 47985551
Reviewed
Rev100
ML 2.1 2017-06-21
20:42:08
38.6592 15.2113 261 2017-06-21
21:04:40
Sala Sismica INGV-Roma 47000691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-06-21 20:42:09 ± 0.32
Latitude 38.6958 ± 0.0225
Longitude 15.2157 ± 0.0392
Depth (km) 258 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 47985551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3484
Semi-minor axis of confidence ellipse (meter) 2212
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 110
Circular confidence region, given by single value of horizontal uncertainty (meter) 3480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 184
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.36872
Epicentral distance of station farthest from the epicenter (degree) 1.22757
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 47000691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-06-21 21:04:40

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 47985551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-07-17 12:30:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CELI.HHZ. 2017-06-21T20:43:14.98 0.3 undecidable manual S 54 136.2636 151 0.09 100
IV.CET2.HHZ. 2017-06-21T20:43:12.54 1.0 undecidable manual S 34 112.1988 156 -0.02 36
IV.PLAC.HHZ. 2017-06-21T20:43:12.08 0.6 undecidable manual S 104 109.5126 156 -0.24 68
IV.MSRU.HHZ. 2017-06-21T20:43:08.99 0.6 undecidable manual S 152 54.2013 168 0.39 74
IV.JOPP.HHZ. 2017-06-21T20:43:08.59 0.6 undecidable manual S 99 58.8966 167 -0.23 75
IV.CELI.HHZ. 2017-06-21T20:42:47.46 0.6 undecidable manual P 54 136.2636 151 0.42 62
IV.CET2.HHZ. 2017-06-21T20:42:45.42 0.6 undecidable manual P 34 112.1988 156 -0.27 68
IV.PLAC.HHZ. 2017-06-21T20:42:45.74 0.6 undecidable manual P 104 109.5126 156 0.18 69
IV.SOI.EHZ. 2017-06-21T20:42:45.35 1.0 undecidable manual P 133 100.4217 158 0.23 35
IV.JOPP.HHZ. 2017-06-21T20:42:43.32 0.6 undecidable manual P 99 58.8966 167 -0.22 76
IV.MILZ.HHE. 2017-06-21T20:42:43.16 0.6 undecidable manual P 178 47.1195 169 -0.08 80
IV.IVPL.HHN. 2017-06-21T20:42:43.32 1.0 undecidable manual P 210 40.9257 171 0.22 39
IV.MSRU.HHZ. 2017-06-21T20:42:43.14 0.6 undecidable manual P 152 54.2013 168 -0.27 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:2.0 0.000013158385 4.3008 AML other m 2017-06-21T20:43:12.68
IV.JOPP.HHE. ML:1.8 0.000011323714999999999 2.7008 AML other m 2017-06-21T20:43:09.86
IV.PLAC.HHE. ML:2.1 0.000017794585000000003 3.6736 AML other m 2017-06-21T20:43:19.29
IV.SOI.EHE. ML:1.8 0.000011050793 0.4864 AML other m 2017-06-21T20:43:15.19
IV.SOI.EHN. ML:2.2 0.000023599525 1.2544 AML other m 2017-06-21T20:43:08.08
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
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