Earthquake with magnitude of ML 1.6 on date 18-09-2016 and time 21:22:34 (UTC) in region Isole Eolie (Messina)

A magnitude ML 1.6 earthquake occured in region: Isole Eolie (Messina), on

  • 18-09-2016 21:22:34 (UTC)
  • 18-09-2016 23:22:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.59, 15.21 at 137 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
53 Km NW of Messina (238439 inhabitants)
65 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
Rev 1000 ML 1.6 2016-09-18
21:22:34
38.59 15.21 137 2017-04-21
14:52:00
Bollettino Sismico Italiano INGV 44181101
Rev 100 ML 1.6 2016-09-18
21:22:34
38.76 15.17 122 2016-09-18
21:50:17
Sala Sismica INGV-Roma 29207211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-18 21:22:34 ± 0.41
Latitude 38.59 ± 0.05
Longitude 15.21 ± 0.03
Depth (km) 137 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 44181101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5767
Semi-minor axis of confidence ellipse (meter) 2508
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 173
Circular confidence region, given by single value of horizontal uncertainty (meter) 5770
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 237
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.27519
Epicentral distance of station farthest from the epicenter (degree) 0.97037
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 3
Type of magnitude ML
Reference to an origin 44181101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-04-21 14:52:00

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 4
Type of magnitude ML
Reference to an origin 29207211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-18 21:50:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.PLAC.HHZ. 2016-09-18T21:23:15.60 0.6 undecidable manual S 98 0.9704 139 0.32 44
IV.SOI.EHZ. 2016-09-18T21:23:13.52 1.0 undecidable manual S 127 0.8373 143 0.25 22
IV.GMB.BHE. 2016-09-18T21:23:10.93 0.6 undecidable manual S 130 0.6403 150 0.24 46
IV.AIO.HHZ. 2016-09-18T21:23:10.68 0.3 undecidable manual S 178 0.6142 151 0.29 69
IV.MSRU.HHE. 2016-09-18T21:23:07.62 0.6 undecidable manual S 144 0.3975 161 -0.67 45
IV.MPNC.HHZ. 2016-09-18T21:23:07.92 1.0 undecidable manual S 166 0.4533 158 -0.82 21
IV.PLAC.HHZ. 2016-09-18T21:22:58.66 0.1 negative manual P 98 0.9704 139 0.64 82
IV.MSFR.HHZ. 2016-09-18T21:22:56.76 0.3 undecidable manual P 221 0.7338 147 0.72 62
IV.SOI.EHZ. 2016-09-18T21:22:56.60 0.1 undecidable manual P 127 0.8373 143 -0.26 90
IV.GMB.BHE. 2016-09-18T21:22:55.72 0.1 undecidable manual P 130 0.6403 150 0.35 93
IV.AIO.HHZ. 2016-09-18T21:22:55.20 0.1 undecidable manual P 178 0.6142 151 0.01 100
IV.MTTG.HHZ. 2016-09-18T21:22:55.54 0.1 undecidable manual P 146 0.6979 148 -0.23 94
IV.IVPL.HHZ. 2016-09-18T21:22:54.05 0.1 undecidable manual P 221 0.2752 166 0.55 98
IV.MSCL.HHZ. 2016-09-18T21:22:54.62 0.3 undecidable manual P 128 0.5756 153 -0.33 70
IV.MSRU.HHE. 2016-09-18T21:22:53.59 0.1 undecidable manual P 144 0.3975 161 -0.39 95
IV.MPNC.HHZ. 2016-09-18T21:22:53.88 0.1 undecidable manual P 166 0.4533 158 -0.36 95
IV.MILZ.HHZ. 2016-09-18T21:22:53.40 0.3 undecidable manual P 177 0.3148 165 -0.24 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:1.3 8.37665E-6 1.2128 AML other m 2016-09-18T21:22:55.79
IV.AIO.HHN. ML:1 3.53563E-6 0.2496 AML other m 2016-09-18T21:22:55.27
IV.MPNC.HHE. ML:0 1.23706E-6 0.1536 AML other m 2016-09-18T21:22:53.85
IV.MPNC.HHN. ML:0 2.004065E-6 0.1632 AML other m 2016-09-18T21:22:54.74
IV.MSCL.HHN. ML:1.7 2.7086438E-5 1.5104 AML other m 2016-09-18T21:22:54.79
IV.SOI.EHE. ML:0 2.8885E-5 0.42 AML other m 2016-09-18T21:23:01.70
IV.SOI.EHN. ML:0 4.62E-5 0.42 AML other m 2016-09-18T21:23:10.26
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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