Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 26-04-2020 and time 04:56:27 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 1.3 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 26-04-2020 02:56:27 (UTC)
  • 26-04-2020 04:56:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8610, 15.4550 at 24 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
Sant'Alessio Siculo ME 12 1554 1554
Forza d'Agrò ME 12 911 2465
Santa Teresa di Riva ME 12 9377 11842
Furci Siculo ME 13 3382 15224
Letojanni ME 13 2861 18085
Roccalumera ME 14 4141 22226
Savoca ME 15 1732 23958
Gallodoro ME 15 367 24325
Nizza di Sicilia ME 15 3667 27992
Taormina ME 15 10960 38952
Castelmola ME 16 1088 40040
Giardini-Naxos ME 16 9415 49455
Casalvecchio Siculo ME 16 842 50297
Alì Terme ME 16 2539 52836
Pagliara ME 16 1170 54006
Mongiuffi Melia ME 17 600 54606
Roccafiorita ME 18 197 54803
Limina ME 18 836 55639
Alì ME 19 768 56407
Fiumedinisi ME 19 1409 57816
Mandanici ME 20 601 58417

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km SW of Reggio di Calabria (183035 inhabitants)
37 Km NE of Acireale (52622 inhabitants)
38 Km S of Messina (238439 inhabitants)
51 Km NE of Catania (314555 inhabitants)
90 Km N 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
Reviewed
Rev100 		ML 1.3 2020-04-26
02:56:27		 37.8608 15.4547 25 2020-04-26
03:00:13		 Sala Sismica INGV-Roma 78590021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-26 02:56:27 ± 0.15
Latitude 37.8608 ± 0.0045
Longitude 15.4547 ± 0.0114
Depth (km) 25 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 78590021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 894
Semi-minor axis of confidence ellipse (meter) 579
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 96
Circular confidence region, given by single value of horizontal uncertainty (meter) 890.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 143
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.20684
Epicentral distance of station farthest from the epicenter (degree) 0.76532
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:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 78590021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-26 03:00:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSY.HHZ. 2020-04-26T02:56:53.39 0.6 undecidable manual S 203 84.9483 100 0.31 58
IV.HAGA.HHZ. 2020-04-26T02:56:49.37 0.6 undecidable manual S 203 69.0753 103 0.42 58
IV.AGST.EHZ. 2020-04-26T02:56:49.38 0.6 undecidable manual S 197 69.9744 103 0.21 60
IV.MSRU.HHZ. 2020-04-26T02:56:42.86 0.6 undecidable manual S 6 44.9217 112 0.08 64
IV.SSY.HHZ. 2020-04-26T02:56:42.01 0.6 positive manual P 203 84.9483 100 -0.31 58
IV.MPNC.HHZ. 2020-04-26T02:56:40.31 0.6 undecidable manual S 344 32.9448 120 0.43 60
IV.AGST.EHZ. 2020-04-26T02:56:39.74 0.3 negative manual P 197 69.9744 103 -0.33 90
IV.HAGA.HHZ. 2020-04-26T02:56:39.71 0.6 negative manual P 203 69.0753 103 -0.23 61
IV.MTTG.HHZ. 2020-04-26T02:56:38.38 0.6 undecidable manual S 54 26.6511 127 -0.1 67
IV.AIO.HHZ. 2020-04-26T02:56:37.41 0.6 undecidable manual S 302 22.9548 131 -0.31 65
IV.MSRU.HHZ. 2020-04-26T02:56:36.48 0.6 undecidable manual P 6 44.9217 112 0.1 64
IV.MPNC.HHZ. 2020-04-26T02:56:34.72 0.3 positive manual P 344 32.9448 120 0.01 100
IV.MTTG.HHZ. 2020-04-26T02:56:33.89 0.3 undecidable manual P 54 26.6511 127 -0.01 100
IV.AIO.HHZ. 2020-04-26T02:56:33.45 1.0 undecidable manual P 302 22.9548 131 0 34
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:1.0 0.000047149999999999994 0.34 AML other m 2020-04-26T02:56:38.46
IV.AIO.HHN. ML:1.1 0.000059050000000000006 0.62 AML other m 2020-04-26T02:56:39.05
IV.MPNC.HHN. ML:1.3 0.00006775000000000001 1.16 AML other m 2020-04-26T02:56:41.16
IV.MTTG.HHN. ML:1.3 0.00007395000000000001 1.58 AML other m 2020-04-26T02:56:41.96
IV.MTTG.HHE. ML:1.2 0.00006319999999999999 0.52 AML other m 2020-04-26T02:56:42.47
IV.MPNC.HHE. ML:1.2 0.000060899999999999996 0.94 AML other m 2020-04-26T02:56:42.88
IV.SSY.HHE. ML:1.8 0.00008549999999999999 0.86 AML other m 2020-04-26T02:56:55.23
IV.SSY.HHN. ML:2.1 0.0001595 0.88 AML other m 2020-04-26T02:56:57.12
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