Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 28-09-2018 and time 07:31:04 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 1.2 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 28-09-2018 05:31:04 (UTC)
  • 28-09-2018 07:31:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.3710, 15.7300 at 16 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
Palmi RC 11 18930 18930
Bagnara Calabra RC 11 10255 29185
Seminara RC 13 2811 31996
Scilla RC 13 4964 36960
Melicuccà RC 15 930 37890
Gioia Tauro RC 16 19864 57754
Sant'Eufemia d'Aspromonte RC 16 4120 61874
San Procopio RC 17 534 62408
Sinopoli RC 18 2089 64497
San Roberto RC 18 1750 66247
Fiumara RC 18 1018 67265
Campo Calabro RC 18 4536 71801
Villa San Giovanni RC 19 13784 85585

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NE of Messina (238439 inhabitants)
30 Km N of Reggio di Calabria (183035 inhabitants)
85 Km SW of Lamezia Terme (70714 inhabitants)
96 Km SW of Catanzaro (90612 inhabitants)
98 Km NE of Acireale (52622 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 1.2 2018-09-28
05:31:04		 38.3713 15.7305 16 2019-06-04
09:16:13		 Bollettino Sismico Italiano INGV 67983631
Reviewed
Rev100 		ML 1.2 2018-09-28
05:31:04		 38.3695 15.7283 17 2018-09-28
06:02:10		 Sala Sismica INGV-Roma 61394551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-28 05:31:04 ± 0.14
Latitude 38.3713 ± 0.0054
Longitude 15.7305 ± 0.0069
Depth (km) 16 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 67983631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 569
Semi-minor axis of confidence ellipse (meter) 511
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 63
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 149
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.16907
Epicentral distance of station farthest from the epicenter (degree) 0.39120
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 61394551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-28 06:02:10

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 67983631
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-26 14:16:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SOI.EHZ. 2018-09-28T05:31:19.02 0.3 undecidable manual S 139 43.4232 99 0.01 74
IV.JOPP.HHZ. 2018-09-28T05:31:15.34 0.3 undecidable manual S 27 29.3484 106 0 76
IV.GMB.BHZ. 2018-09-28T05:31:14.24 0.6 undecidable manual S 159 24.1536 111 0.24 49
IV.MSRU.HHZ. 2018-09-28T05:31:13.47 0.3 undecidable manual S 238 22.755 113 -0.18 74
MN.CEL.HHZ. 2018-09-28T05:31:12.72 0.3 undecidable manual S 131 18.7701 119 0.01 77
IV.SOI.EHZ. 2018-09-28T05:31:12.76 0.1 undecidable manual P 139 43.4232 99 -0.26 94
IV.GMB.BHZ. 2018-09-28T05:31:10.11 0.3 undecidable manual P 159 24.1536 111 -0.02 77
IV.MSRU.HHZ. 2018-09-28T05:31:10.02 0.3 undecidable manual P 238 22.755 113 0.09 76
IV.JOPP.HHZ. 2018-09-28T05:31:10.93 0.3 undecidable manual P 27 29.3484 106 0.03 76
MN.CEL.HHZ. 2018-09-28T05:31:09.55 0.1 positive manual P 131 18.7701 119 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSRU.HHE. ML:1.4 0.00014098415 1.1616 AML other m 2018-09-28T05:31:09.68
MN.CEL.HNN. ML:1.1 0.00008478588900000001 0.4192 AML other m 2018-09-28T05:31:12.79
MN.CEL.HNE. ML:1.1 0.000075317 0.4192 AML other m 2018-09-28T05:31:12.68
MN.CEL.HHN. ML:1.1 0.000091577065 1.84 AML other m 2018-09-28T05:31:12.94
MN.CEL.HHE. ML:1.0 0.00006209362 1.8208 AML other m 2018-09-28T05:31:14.91
IV.JOPP.HHE. ML:1.0 0.000046886975 0.3392 AML other m 2018-09-28T05:31:16.39
IV.JOPP.HHN. ML:1.0 0.000046892325 0.2208 AML other m 2018-09-28T05:31:17.49
IV.MSRU.HHN. ML:1.3 0.00011355701000000001 1.0592 AML other m 2018-09-28T05:31:23.71
IV.SOI.EHN. ML:1.4 0.00006792387999999999 0.5408 AML other m 2018-09-28T05:31:30.35
IV.SOI.EHE. ML:1.5 0.00009153116499999999 0.4 AML other m 2018-09-28T05:31:30.27
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