Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 16-04-2020 and time 08:43:45 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 0.9 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 16-04-2020 06:43:45 (UTC)
  • 16-04-2020 08:43:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1860, 15.6010 at 10 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
Messina ME 4 238439 238439
Villa San Giovanni RC 5 13784 252223
Campo Calabro RC 6 4536 256759
Fiumara RC 9 1018 257777
Reggio di Calabria RC 9 183035 440812
Calanna RC 11 934 441746
San Roberto RC 12 1750 443496
Laganadi RC 12 413 443909
Scilla RC 13 4964 448873
Sant'Alessio in Aspromonte RC 14 343 449216
Saponara ME 15 3988 453204
Villafranca Tirrena ME 16 8584 461788
Rometta ME 16 6650 468438
Santo Stefano in Aspromonte RC 17 1263 469701
Cardeto RC 18 1641 471342
Monforte San Giorgio ME 19 2777 474119
Roccavaldina ME 20 1133 475252
Scaletta Zanclea ME 20 2140 477392

Municipalities with at least 50000 inhabitants

An earthquake occurred to
4 Km E of Messina (238439 inhabitants)
9 Km NW of Reggio di Calabria (183035 inhabitants)
74 Km NE of Acireale (52622 inhabitants)
88 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 0.9 2020-04-16
06:43:45		 38.1858 15.6012 11 2020-07-18
21:08:34		 Bollettino Sismico Italiano INGV 78692271
Reviewed
Rev100 		ML 1.3 2020-04-16
06:43:45		 38.1917 15.5982 11 2020-04-16
06:50:28		 Sala Sismica INGV-Roma 78270861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-16 06:43:45 ± 0.05
Latitude 38.1858 ± 0.0036
Longitude 15.6012 ± 0.0034
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78692271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 394
Semi-minor axis of confidence ellipse (meter) 106
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) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 22
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.47574
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 78270861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-16 06:50:28

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 78692271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-30 09:13:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VVLD.HHZ. 2020-04-16T06:45:25.40 3.0 undecidable manual Sg 5.2 0
MN.TRI.HHZ. 2020-04-16T06:45:24.13 3.0 positive manual Pn 0.89 0
IV.CSNT.HHZ. 2020-04-16T06:45:12.23 3.0 undecidable manual Pn 5.72 0
IV.PE3.EHZ. 2020-04-16T06:45:11.38 3.0 positive manual Pg 9.14 0
IV.FIR.HHZ. 2020-04-16T06:45:05.92 3.0 undecidable manual Pn -4.06 0
IV.NARO.HHZ. 2020-04-16T06:45:04.26 3.0 positive manual Pn 3.45 0
IV.COLB.HHZ. 2020-04-16T06:44:54.61 3.0 undecidable manual Sg 1.14 0
IV.MMO1.EHZ. 2020-04-16T06:44:45.66 3.0 undecidable manual Pn -2.99 0
IV.VVLD.HHZ. 2020-04-16T06:44:40.86 3.0 negative manual Pg 6 0
IV.RCAV.EHZ. 2020-04-16T06:44:38.42 3.0 undecidable manual Pn -0.17 0
AC.VLO.HHZ. 2020-04-16T06:44:24.77 3.0 positive manual Pn -1.82 0
IV.JOPP.HNZ. 2020-04-16T06:44:02.56 0.1 undecidable manual S 28 52.8027 50 -0.08 92
IV.AIO.HHE. 2020-04-16T06:43:59.29 0.3 undecidable manual S 234 40.0266 50 0.07 71
IV.SOI.EHN. 2020-04-16T06:43:59.71 0.3 undecidable manual S 107 41.4252 50 0.1 70
IV.MILZ.HHZ. 2020-04-16T06:43:57.47 0.3 undecidable manual S 286 33.5442 50 -0.03 72
IV.JOPP.HNZ. 2020-04-16T06:43:55.94 0.1 positive manual P 28 52.8027 50 0.36 87
MN.CEL.HHZ. 2020-04-16T06:43:55.24 0.1 undecidable manual S 72 26.8509 50 -0.46 89
IV.MTTG.HHZ. 2020-04-16T06:43:54.46 0.1 undecidable manual S 157 22.0668 115 0.06 98
IV.SOI.EHN. 2020-04-16T06:43:54.03 0.3 undecidable manual P 107 41.4252 50 0.2 69
IV.MPNC.HHZ. 2020-04-16T06:43:54.01 0.1 undecidable manual S 259 22.0668 115 -0.41 91
IV.AIO.HHE. 2020-04-16T06:43:53.76 0.3 undecidable manual P 234 40.0266 50 0.15 70
IV.GMB.BHE. 2020-04-16T06:43:53.41 0.1 undecidable manual S 96 19.9689 118 -0.35 92
IV.MILZ.HHZ. 2020-04-16T06:43:52.33 0.1 positive manual P 286 33.5442 50 -0.29 91
IV.MSRU.HHZ. 2020-04-16T06:43:51.44 0.1 undecidable manual S 317 11.877 131 0.02 100
IV.MTTG.HHZ. 2020-04-16T06:43:51.01 0.1 positive manual P 157 22.0668 115 0.19 95
IV.SICLA.EHZ. 2020-04-16T06:43:51.59 0.1 undecidable manual S 52 12.5763 130 -0.03 100
MN.CEL.HHZ. 2020-04-16T06:43:51.59 0.1 positive manual P 72 26.8509 50 0.02 98
IV.MPNC.HHZ. 2020-04-16T06:43:50.88 0.1 positive manual P 259 22.0668 115 0.05 98
IT.RCU.HGZ. 2020-04-16T06:43:50.46 0.3 undecidable manual S 142 9.1797 139 -0.29 71
IV.GMB.BHE. 2020-04-16T06:43:50.67 0.1 positive manual P 96 19.9689 118 0.22 95
IV.MSRU.HHZ. 2020-04-16T06:43:49.35 0.1 positive manual P 317 11.877 131 0.25 95
IV.SICLA.EHZ. 2020-04-16T06:43:49.40 0.1 undecidable manual P 52 12.5763 130 0.18 97
IT.RCU.HGZ. 2020-04-16T06:43:48.85 0.3 undecidable manual P 142 9.1797 139 0.13 74
XK.SELL.HHZ. 2020-04-16T06:43:46.96 3.0 undecidable manual S -9.3 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSRU.HHE. ML:1.0 0.000098806785 0.4 AML other m 2020-04-16T06:43:52.89
IV.MSRU.HHN. ML:1.2 0.0001661491 0.1792 AML other m 2020-04-16T06:43:51.75
IV.SICLA.EHN. ML:0.9 0.000087791675 0.2208 AML other m 2020-04-16T06:43:51.63
IV.SICLA.EHE. ML:0.9 0.00008055050500000001 0.8 AML other m 2020-04-16T06:43:51.73
IV.MPNC.HHE. ML:1.2 0.00010651395 0.1408 AML other m 2020-04-16T06:43:54.97
IV.MPNC.HHN. ML:1.3 0.00011960876 0.24 AML other m 2020-04-16T06:43:54.36
IV.MTTG.HHE. ML:0.5 0.000020175432 0.6816 AML other m 2020-04-16T06:43:54.93
IV.MTTG.HHN. ML:0.8 0.00003759442 0.2816 AML other m 2020-04-16T06:43:54.73
MN.CEL.HNN. ML:0.9 0.000041791129999999996 0.5408 AML other m 2020-04-16T06:43:55.67
MN.CEL.HHE. ML:0.7 0.00002468037 0.1792 AML other m 2020-04-16T06:43:55.56
MN.CEL.HHN. ML:0.7 0.000025519025 0.72 AML other m 2020-04-16T06:43:55.66
IV.MILZ.HHE. ML:1.0 0.00004380075 1.0624 AML other m 2020-04-16T06:43:57.51
IV.MILZ.HHN. ML:0.8 0.00003082737 0.3392 AML other m 2020-04-16T06:43:57.88
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