Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 05-05-2021 and time 17:49:51 (Italy) in region 4 km SE Montalbano Elicona (ME)

A magnitude ML 1.5 earthquake occured in region: 4 km SE Montalbano Elicona (ME), on

  • 05-05-2021 15:49:51 (UTC)
  • 05-05-2021 17:49:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0080, 15.0500 at 7 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
Montalbano Elicona ME 4 2287 2287
Basicò ME 6 612 2899
Tripi ME 6 873 3772
Novara di Sicilia ME 7 1337 5109
San Piero Patti ME 9 2915 8024
Roccella Valdemone ME 9 666 8690
Malvagna ME 10 733 9423
Fondachelli-Fantina ME 11 1019 10442
Mazzarrà Sant'Andrea ME 12 1531 11973
Moio Alcantara ME 12 717 12690
Floresta ME 12 485 13175
Falcone ME 13 2808 15983
Santa Domenica Vittoria ME 13 980 16963
Furnari ME 13 3784 20747
Librizzi ME 13 1660 22407
Oliveri ME 13 2181 24588
Raccuja ME 13 1041 25629
Francavilla di Sicilia ME 14 3945 29574
Ucria ME 15 1058 30632
Castiglione di Sicilia CT 15 3215 33847
Rodì Milici ME 16 2056 35903
Montagnareale ME 17 1615 37518
Motta Camastra ME 17 845 38363
Patti ME 17 13431 51794
Randazzo CT 17 10900 62694
Castroreale ME 17 2504 65198
Terme Vigliatore ME 18 7395 72593
Antillo ME 18 919 73512
Sant'Angelo di Brolo ME 19 3090 76602
Sinagra ME 19 2705 79307
Tortorici ME 20 6435 85742

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km N of Acireale (52622 inhabitants)
49 Km W of Messina (238439 inhabitants)
53 Km W of Reggio di Calabria (183035 inhabitants)
56 Km N 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 1.5 2021-05-05
15:49:51		 38.0083 15.0497 7 2021-12-29
11:12:04		 Bollettino Sismico Italiano INGV 91037881
Reviewed
Rev100 		ML 1.6 2021-05-05
15:49:51		 38.009 15.0483 7 2021-05-05
15:58:46		 Sala Sismica INGV-Roma 89803161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-05 15:49:51 ± 0.11
Latitude 38.0083 ± 0.0036
Longitude 15.0497 ± 0.0057
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91037881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 457
Semi-minor axis of confidence ellipse (meter) 171
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 279
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.07105
Epicentral distance of station farthest from the epicenter (degree) 0.37142
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 91037881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-02 15:55:45

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 89803161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-05 15:58:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCPD.HHZ. 2021-05-05T15:50:02.16 0.6 undecidable manual S 294 30.4473 103 -0.11 48
IV.MPNC.HHZ. 2021-05-05T15:50:02.34 0.6 undecidable manual S 60 30.5472 103 0.03 49
IV.EMCN.HHE. 2021-05-05T15:50:00.96 0.6 undecidable manual S 183 24.1536 107 0.81 39
IV.IVPL.HHZ. 2021-05-05T15:50:00.10 0.3 undecidable manual P 352 41.2254 50 0.43 66
IV.EPIT.HHZ. 2021-05-05T15:49:59.62 0.6 undecidable manual S 178 21.867 108 0.22 47
IV.EMNR.HHZ. 2021-05-05T15:49:59.75 0.6 undecidable manual S 186 21.3675 109 0.52 44
IV.MILZ.HHZ. 2021-05-05T15:49:58.22 0.3 undecidable manual P 28 33.2445 102 0.01 73
IV.AIO.HHZ. 2021-05-05T15:49:58.16 0.6 undecidable manual S 104 16.5723 114 0.49 45
IV.MPNC.HHZ. 2021-05-05T15:49:57.51 0.3 undecidable manual P 60 30.5472 103 -0.19 70
IV.MCPD.HHZ. 2021-05-05T15:49:57.44 0.3 undecidable manual P 294 30.4473 103 -0.24 70
IV.ESAL.HHZ. 2021-05-05T15:49:57.68 0.6 undecidable manual P 165 29.0487 104 0.28 46
IV.MUCR.HHZ. 2021-05-05T15:49:57.88 0.6 undecidable manual S 284 15.873 115 0.43 46
IV.EPZF.HHZ. 2021-05-05T15:49:56.56 0.3 undecidable manual P 220 26.4513 105 -0.35 69
IV.ECTS.HHZ. 2021-05-05T15:49:56.58 0.6 undecidable manual S 156 15.3735 115 -0.71 41
IV.EMCN.HHE. 2021-05-05T15:49:56.48 0.3 undecidable manual P 183 24.1536 107 0.03 74
IV.ECBD.HHE. 2021-05-05T15:49:56.72 0.1 undecidable manual P 173 25.4523 106 0 98
IV.EMSG.HHZ. 2021-05-05T15:49:56.15 0.3 undecidable manual P 203 22.5552 108 0 74
IV.EMNR.HHZ. 2021-05-05T15:49:55.90 0.1 positive manual P 186 21.3675 109 -0.02 99
IV.NOV.HHZ. 2021-05-05T15:49:55.44 0.6 undecidable manual S 74 7.881 133 0.31 48
IV.EPIT.HHZ. 2021-05-05T15:49:55.95 0.1 positive manual P 178 21.867 108 -0.07 98
IV.AIO.HHZ. 2021-05-05T15:49:54.79 0.1 positive manual P 104 16.5723 114 -0.23 95
IV.MUCR.HHZ. 2021-05-05T15:49:54.82 0.1 positive manual P 284 15.873 115 -0.08 99
IV.ECTS.HHZ. 2021-05-05T15:49:54.29 0.1 positive manual P 156 15.3735 115 -0.51 90
IV.NOV.HHZ. 2021-05-05T15:49:53.63 0.1 positive manual P 74 7.881 133 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NOV.HHN. ML:1.8 0.0012665455 0.32 AML other m 2021-05-05T15:49:55.78
IV.NOV.HHE. ML:1.9 0.001388295 0.2176 AML other m 2021-05-05T15:49:55.81
IV.ECTS.HHE. ML:1.6 0.0004262588 0.2688 AML other m 2021-05-05T15:49:56.81
IV.ECTS.HHN. ML:1.8 0.0006475 0.2 AML other m 2021-05-05T15:49:56.79
IV.MUCR.HHN. ML:1.7 0.000488 0.28 AML other m 2021-05-05T15:49:58.07
IV.MUCR.HHE. ML:1.4 0.00025514985 0.256 AML other m 2021-05-05T15:49:58.14
IV.AIO.HHN. ML:1.6 0.00035013570000000003 0.1792 AML other m 2021-05-05T15:49:58.27
IV.AIO.HHE. ML:1.4 0.00025943889999999995 0.32 AML other m 2021-05-05T15:49:58.27
IV.EPIT.HHE. ML:1.5 0.000207938 0.2688 AML other m 2021-05-05T15:50:00.09
IV.EMSG.HHN. ML:1.4 0.00016535015 0.2048 AML other m 2021-05-05T15:50:00.37
IV.EMSG.HHE. ML:1.5 0.00021228495 0.448 AML other m 2021-05-05T15:50:00.76
IV.MCPD.HHN. ML:0.8 0.000032434530000000005 0.2688 AML other m 2021-05-05T15:50:02.43
IV.MCPD.HHE. ML:0.9 0.000039876695000000004 0.2432 AML other m 2021-05-05T15:50:02.46
IV.MPNC.HHE. ML:1.4 0.00011435405 0.64 AML other m 2021-05-05T15:50:02.97
IV.MPNC.HHN. ML:1.2 0.00007524705000000001 0.1152 AML other m 2021-05-05T15:50:02.89
IV.IVPL.HHN. ML:1.4 0.000076655005 0.4224 AML other m 2021-05-05T15:50:06.26
IV.IVPL.HHE. ML:1.1 0.000047353595 0.7296 AML other m 2021-05-05T15:50:07.12
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