Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 31-03-2019 and time 03:24:10 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 1.6 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 31-03-2019 01:24:10 (UTC)
  • 31-03-2019 03:24:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8350, 15.6170 at 30 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
Roghudi RC 17 1104 1104
Melito di Porto Salvo RC 18 11355 12459
Motta San Giovanni RC 20 6208 18667

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km S of Reggio di Calabria (183035 inhabitants)
40 Km S of Messina (238439 inhabitants)
47 Km NE of Acireale (52622 inhabitants)
59 Km NE of Catania (314555 inhabitants)
91 Km NE of Siracusa (122291 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 1.6 2019-03-31
01:24:10		 37.8348 15.6172 30 2019-08-22
08:24:55		 Bollettino Sismico Italiano INGV 67276331
Reviewed
Rev100 		ML 1.8 2019-03-31
01:24:10		 37.8437 15.6012 28 2019-03-31
01:30:05		 Sala Sismica INGV-Roma 67099401
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-03-31 01:24:10 ± 0.09
Latitude 37.8348 ± 0.0036
Longitude 15.6172 ± 0.0068
Depth (km) 30 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 67276331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 589
Semi-minor axis of confidence ellipse (meter) 219
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 114
Circular confidence region, given by single value of horizontal uncertainty (meter) 590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.18076
Epicentral distance of station farthest from the epicenter (degree) 1.21678
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 67276331
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-07-22 11:57:37

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 67099401
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-03-31 01:30:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HPAC.HHE. 2019-03-31T01:24:47.40 0.6 undecidable manual S 202 135.0648 54 -0.29 38
IV.SSY.HHZ. 2019-03-31T01:24:37.10 0.6 undecidable manual S 213 89.0442 104 0.26 42
IV.HLNI.HHZ. 2019-03-31T01:24:35.60 0.3 undecidable manual S 231 84.8484 104 -0.15 65
IV.HPAC.HHE. 2019-03-31T01:24:32.08 0.6 undecidable manual P 202 135.0648 54 0.31 38
IV.HAGA.HHZ. 2019-03-31T01:24:32.50 0.3 undecidable manual S 214 73.2711 107 -0.27 65
IV.RAFF.HHZ. 2019-03-31T01:24:31.48 0.3 undecidable manual P 239 129.5703 54 0.38 57
IV.MILZ.HHN. 2019-03-31T01:24:29.20 0.6 undecidable manual S 325 58.9965 111 0.04 47
MN.CEL.HHZ. 2019-03-31T01:24:28.10 0.6 undecidable manual S 27 53.0025 114 0.41 44
IV.SOI.EHN. 2019-03-31T01:24:26.30 0.3 undecidable manual S 55 46.5201 117 0.19 69
IV.NOV.HHZ. 2019-03-31T01:24:26.40 1.0 undecidable manual S 297 47.2194 117 0.12 23
IV.MSRU.HHZ. 2019-03-31T01:24:26.90 0.6 undecidable manual S 349 48.5181 116 0.3 45
IV.SSY.HHZ. 2019-03-31T01:24:25.41 1.0 undecidable manual P 213 89.0442 104 -0.09 22
IV.ECTS.EHZ. 2019-03-31T01:24:25.90 0.6 undecidable manual S 277 43.7229 119 0.43 44
IV.MPNC.HHZ. 2019-03-31T01:24:24.80 0.6 undecidable manual S 326 41.625 120 -0.16 47
IV.IVPL.HHZ. 2019-03-31T01:24:24.02 0.6 undecidable manual P 317 81.8514 105 -0.41 42
IV.IVGP.HHN. 2019-03-31T01:24:24.98 0.6 undecidable manual P 318 84.6486 104 0.13 44
IV.HLNI.HHZ. 2019-03-31T01:24:24.48 0.6 undecidable manual P 231 84.8484 104 -0.4 41
IV.HAGA.HHZ. 2019-03-31T01:24:23.08 0.1 undecidable manual P 214 73.2711 107 -0.08 90
IV.AIO.HHZ. 2019-03-31T01:24:23.90 0.3 undecidable manual S 294 36.8298 124 0 73
IV.EPZF.HHZ. 2019-03-31T01:24:22.54 0.6 undecidable manual P 269 66.5778 109 0.36 43
IV.ESML.HHE. 2019-03-31T01:24:22.39 1.0 undecidable manual P 250 69.0753 108 -0.14 22
IV.MUCR.HHE. 2019-03-31T01:24:22.75 0.6 undecidable manual P 290 68.9754 108 0.22 44
IV.MILZ.HHN. 2019-03-31T01:24:20.80 0.3 undecidable manual P 325 58.9965 111 -0.27 67
MN.CEL.HHZ. 2019-03-31T01:24:20.13 0.1 undecidable manual P 27 53.0025 114 -0.09 94
IV.MTTG.HHZ. 2019-03-31T01:24:20.70 0.3 undecidable manual S 21 20.0688 143 0.12 73
IV.MSRU.HHZ. 2019-03-31T01:24:19.24 0.3 undecidable manual P 349 48.5181 116 -0.35 67
IV.SOI.EHN. 2019-03-31T01:24:19.42 0.6 undecidable manual P 55 46.5201 117 0.11 47
IV.NOV.HHZ. 2019-03-31T01:24:19.57 0.3 undecidable manual P 297 47.2194 117 0.16 70
IV.SICLA.EHN. 2019-03-31T01:24:19.21 0.3 undecidable manual P 10 47.5191 116 -0.24 69
IV.EPOZ.HHZ. 2019-03-31T01:24:19.14 0.6 undecidable manual P 244 41.7249 120 0.47 44
IV.ECTS.EHZ. 2019-03-31T01:24:19.27 0.6 undecidable manual P 277 43.7229 119 0.33 45
IV.MPNC.HHZ. 2019-03-31T01:24:18.26 0.1 undecidable manual P 326 41.625 120 -0.39 90
IV.AIO.HHZ. 2019-03-31T01:24:18.19 0.6 undecidable manual P 294 36.8298 124 0.16 47
IT.RCU.HGZ. 2019-03-31T01:24:17.32 0.3 undecidable manual P 8 32.0457 128 -0.11 73
IV.MTTG.HHZ. 2019-03-31T01:24:16.04 0.1 undecidable manual P 21 20.0688 143 -0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTTG.HHN. ML:1.3 0.00008989347000000001 0.5 AML other m 2019-03-31T01:24:20.88
IV.MTTG.HHE. ML:1.2 0.000059787240000000005 0.26 AML other m 2019-03-31T01:24:21.33
IV.AIO.HHE. ML:1.8 0.0001955 0.28 AML other m 2019-03-31T01:24:24.46
IV.AIO.HHN. ML:1.4 0.00006370319 0.26 AML other m 2019-03-31T01:24:25.35
IV.MPNC.HHN. ML:1.7 0.00012207165 0.46 AML other m 2019-03-31T01:24:26.05
IV.MSRU.HHE. ML:1.7 0.00011916206 0.42 AML other m 2019-03-31T01:24:27.05
MN.CEL.HHE. ML:1.2 0.0000361972 0.22 AML other m 2019-03-31T01:24:29.12
IV.MPNC.HHE. ML:1.7 0.00012926409999999998 0.44 AML other m 2019-03-31T01:24:29.31
IV.MSRU.HHN. ML:1.4 0.000056928265 0.4 AML other m 2019-03-31T01:24:29.81
MN.CEL.HNE. ML:1.5 0.00006149587 0.5 AML other m 2019-03-31T01:24:33.34
IV.HLNI.HHE. ML:1.9 0.000095 0.56 AML other m 2019-03-31T01:24:36.03
IV.EPZF.HHE. ML:1.9 0.0001265 0.7 AML other m 2019-03-31T01:24:36.69
IV.HLNI.HHN. ML:1.6 0.000047539745 0.1 AML other m 2019-03-31T01:24:37.14
IV.EPZF.HHN. ML:2.1 0.00020250000000000002 0.42 AML other m 2019-03-31T01:24:37.55
IV.SSY.HHN. ML:2.5 0.0003136198 0.22 AML other m 2019-03-31T01:24:40.94
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