Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 28-09-2018 and time 09:04:30 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 1.4 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 28-09-2018 07:04:30 (UTC)
  • 28-09-2018 09:04:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.3750, 15.7240 at 13 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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 12 10255 29185
Scilla RC 13 4964 34149
Seminara RC 14 2811 36960
Melicuccà RC 16 930 37890
Gioia Tauro RC 16 19864 57754
Sant'Eufemia d'Aspromonte RC 17 4120 61874
San Procopio RC 18 534 62408
San Roberto RC 18 1750 64158
Sinopoli RC 18 2089 66247
Fiumara RC 18 1018 67265
Campo Calabro RC 19 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
Reviewed
Rev100 		ML 1.4 2018-09-28
07:04:30		 38.375 15.7243 13 2018-09-28
07:12:39		 Sala Sismica INGV-Roma 61398311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-28 07:04:30 ± 0.11
Latitude 38.3750 ± 0.0054
Longitude 15.7243 ± 0.0057
Depth (km) 13 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 61398311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 609
Semi-minor axis of confidence ellipse (meter) 112
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 197
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) 134
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) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.17537
Epicentral distance of station farthest from the epicenter (degree) 0.40020
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 61398311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-28 07:12:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SOI.EHZ. 2018-09-28T07:04:44.15 0.6 undecidable manual S 139 44.1225 93 -0.43 44
IV.MILZ.HHZ. 2018-09-28T07:04:44.62 0.3 undecidable manual S 255 44.4222 93 -0.04 73
IV.JOPP.HHZ. 2018-09-28T07:04:40.42 0.1 undecidable manual S 29 29.2485 96 -0.21 99
IV.GMB.BHN. 2018-09-28T07:04:39.85 0.3 undecidable manual S 158 24.6531 99 0.43 70
IV.MILZ.HHZ. 2018-09-28T07:04:38.46 0.3 undecidable manual P 255 44.4222 93 -0.14 72
IV.MTTG.HHZ. 2018-09-28T07:04:38.12 0.3 undecidable manual P 183 41.3253 94 0 74
IV.MSRU.HHZ. 2018-09-28T07:04:38.81 0.3 undecidable manual S 237 22.4553 101 -0.03 76
IV.SOI.EHZ. 2018-09-28T07:04:38.19 0.1 undecidable manual P 139 44.1225 93 -0.37 91
MN.CEL.HHZ. 2018-09-28T07:04:37.98 0.1 undecidable manual S 131 19.4694 104 -0.07 100
IV.JOPP.HHZ. 2018-09-28T07:04:36.37 0.1 positive manual P 29 29.2485 96 0.09 97
IV.GMB.BHN. 2018-09-28T07:04:35.77 0.3 undecidable manual P 158 24.6531 99 0.19 73
IV.MSRU.HHZ. 2018-09-28T07:04:35.40 0.1 undecidable manual P 237 22.4553 101 0.16 98
MN.CEL.HHZ. 2018-09-28T07:04:34.96 0.1 positive manual P 131 19.4694 104 0.17 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CEL.HNN. ML:1.2 0.000104178325 0.3584 AML other m 2018-09-28T07:04:40.65
MN.CEL.HHN. ML:1.2 0.00011356758999999999 0.1376 AML other m 2018-09-28T07:04:38.93
MN.CEL.HHE. ML:1.5 0.00021401510000000002 0.1792 AML other m 2018-09-28T07:04:39.38
MN.CEL.HNE. ML:1.4 0.00016870875 0.1984 AML other m 2018-09-28T07:04:39.38
IV.MSRU.HHN. ML:1.6 0.00023710005 0.2176 AML other m 2018-09-28T07:04:39.50
IV.MSRU.HHE. ML:1.5 0.00020860775 0.4608 AML other m 2018-09-28T07:04:39.56
IV.JOPP.HHN. ML:1.6 0.00020290074999999998 0.3008 AML other m 2018-09-28T07:04:41.56
IV.JOPP.HHE. ML:1.4 0.00011742269499999999 0.3392 AML other m 2018-09-28T07:04:40.61
IV.SOI.EHN. ML:1.3 0.00006278816 0.5216 AML other m 2018-09-28T07:04:46.45
IV.SOI.EHE. ML:1.5 0.00009309297 0.64 AML other m 2018-09-28T07:04:45.54
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