Earthquake with magnitude of ML 1.4 on date 23-07-2015 and time 07:03:32 (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

  • 23-07-2015 05:03:32 (UTC)
  • 23-07-2015 07:03:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.2420, 15.6290 at 23 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Villa San Giovanni RC 3 13784 13784
Campo Calabro RC 4 4536 18320
Fiumara RC 7 1018 19338
Scilla RC 8 4964 24302
Messina ME 8 238439 262741
San Roberto RC 10 1750 264491
Calanna RC 11 934 265425
Laganadi RC 12 413 265838
Sant'Alessio in Aspromonte RC 14 343 266181
Reggio di Calabria RC 15 183035 449216
Bagnara Calabra RC 16 10255 459471
Santo Stefano in Aspromonte RC 16 1263 460734
Villafranca Tirrena ME 17 8584 469318
Saponara ME 18 3988 473306
Sant'Eufemia d'Aspromonte RC 20 4120 477426

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NE of Messina (238439 inhabitants)
15 Km N of Reggio di Calabria (183035 inhabitants)
81 Km NE of Acireale (52622 inhabitants)
95 Km NE 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 1.4 2015-07-23
05:03:32
38.2423 15.6293 23 2016-01-08
08:53:02
Bollettino Sismico Italiano INGV 22411271
Reviewed
Rev100
ML 1.3 2015-07-23
05:03:32
38.2448 15.6375 10 2015-07-23
05:09:41
Sala Sismica INGV-Roma 20455521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-07-23 05:03:32 ± 0.15
Latitude 38.2423 ± 0.0063
Longitude 15.6293 ± 0.0046
Depth (km) 23 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 22411271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 690
Semi-minor axis of confidence ellipse (meter) 177
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 180
Circular confidence region, given by single value of horizontal uncertainty (meter) 690.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
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) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.09713
Epicentral distance of station farthest from the epicenter (degree) 0.41549
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 3
Type of magnitude ML
Reference to an origin 22411271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-11-24 12:25:07

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 3
Type of magnitude ML
Reference to an origin 20455521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-07-23 05:09:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPAZ.HHZ. 2015-07-23T05:03:47.03 0.3 undecidable manual S 134 46.0206 109 -0.34 66
IV.JOPP.HHZ. 2015-07-23T05:03:47.45 0.3 undecidable manual S 29 46.1205 109 0.04 71
IV.MCSR.HHZ. 2015-07-23T05:03:46.34 0.3 undecidable manual S 241 40.0266 113 0.46 66
IV.SOI.EHZ. 2015-07-23T05:03:46.22 0.3 undecidable manual S 117 41.5251 112 -0.04 71
IV.MILZ.HHZ. 2015-07-23T05:03:44.34 0.3 undecidable manual S 275 34.8429 117 -0.28 70
IV.MPNC.HHZ. 2015-07-23T05:03:42.35 0.1 undecidable manual S 246 26.3514 125 -0.32 93
IV.JOPP.HHZ. 2015-07-23T05:03:41.01 0.3 undecidable manual P 29 46.1205 109 0.08 70
IV.SOI.EHZ. 2015-07-23T05:03:40.13 0.3 undecidable manual P 117 41.5251 112 -0.13 70
IV.MPAZ.HHZ. 2015-07-23T05:03:40.82 0.3 undecidable manual P 134 46.0206 109 -0.08 70
IV.MSCL.HHN. 2015-07-23T05:03:40.48 0.6 undecidable manual S 95 14.0748 145 0.16 50
IV.MCSR.HHZ. 2015-07-23T05:03:40.01 1.0 positive manual P 241 40.0266 113 -0.04 24
IV.MSRU.HHE. 2015-07-23T05:03:39.97 0.6 undecidable manual S 283 10.7781 152 0.1 50
IV.MILZ.HHZ. 2015-07-23T05:03:39.27 0.3 positive manual P 275 34.8429 117 -0.05 73
IV.MTTG.HHZ. 2015-07-23T05:03:38.48 0.1 undecidable manual P 167 27.2505 124 0.17 97
IV.MPNC.HHZ. 2015-07-23T05:03:38.20 0.1 undecidable manual P 246 26.3514 125 0.01 99
IV.MSCL.HHN. 2015-07-23T05:03:37.00 0.1 undecidable manual P 95 14.0748 145 0.17 99
IV.MSRU.HHE. 2015-07-23T05:03:36.67 0.1 undecidable manual P 283 10.7781 152 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MCSR.HHE. ML:1.3 0.00005795 0.3 AML other m 2015-07-23T05:03:46.90
IV.MCSR.HHN. ML:1.4 0.0000811 0.34 AML other m 2015-07-23T05:03:47.11
IV.MPAZ.HHN. ML:1.1 0.0000334 0.9 AML other m 2015-07-23T05:03:47.98
IV.MPAZ.HHE. ML:1.2 0.000044999999999999996 0.24 AML other m 2015-07-23T05:03:47.92
IV.MPNC.HHN. ML:1.5 0.0001289 0.16 AML other m 2015-07-23T05:03:42.67
IV.MPNC.HHE. ML:1.5 0.000124 0.24 AML other m 2015-07-23T05:03:42.68
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download