Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 28-08-2019 and time 18:50:06 (Italy) in region 5 km SE Floresta (ME)

A magnitude ML 2.0 earthquake occured in region: 5 km SE Floresta (ME), on

  • 28-08-2019 16:50:06 (UTC)
  • 28-08-2019 18:50:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.9600, 14.9520 at 28 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
Floresta ME 5 485 485
Santa Domenica Vittoria ME 5 980 1465
Roccella Valdemone ME 6 666 2131
Randazzo CT 9 10900 13031
Montalbano Elicona ME 9 2287 15318
Malvagna ME 10 733 16051
San Piero Patti ME 10 2915 18966
Moio Alcantara ME 11 717 19683
Raccuja ME 11 1041 20724
Ucria ME 11 1058 21782
Tortorici ME 14 6435 28217
Basicò ME 15 612 28829
Librizzi ME 15 1660 30489
Maletto CT 16 3920 34409
Sinagra ME 16 2705 37114
Tripi ME 16 873 37987
Maniace CT 17 3765 41752
Novara di Sicilia ME 17 1337 43089
Castiglione di Sicilia CT 17 3215 46304
Francavilla di Sicilia ME 17 3945 50249
Galati Mamertino ME 18 2627 52876
Sant'Angelo di Brolo ME 18 3090 55966
Castell'Umberto ME 19 3128 59094
Longi ME 19 1473 60567
Montagnareale ME 19 1615 62182
San Salvatore di Fitalia ME 20 1319 63501
Fondachelli-Fantina ME 20 1019 64520
Ficarra ME 20 1469 65989

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km NW of Acireale (52622 inhabitants)
52 Km N of Catania (314555 inhabitants)
59 Km W of Messina (238439 inhabitants)
63 Km W of Reggio di Calabria (183035 inhabitants)
94 Km NE of Caltanissetta (63360 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 2.0 2019-08-28
16:50:06		 37.9603 14.952 28 2019-11-13
14:31:07		 Bollettino Sismico Italiano INGV 73440901
Reviewed
Rev100 		ML 2.0 2019-08-28
16:50:06		 37.9592 14.9607 27 2019-08-28
17:02:58		 Sala Sismica INGV-Roma 71890031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-28 16:50:06 ± 0.22
Latitude 37.9603 ± 0.0108
Longitude 14.9520 ± 0.0091
Depth (km) 28 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73440901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1279
Semi-minor axis of confidence ellipse (meter) 227
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 335
Circular confidence region, given by single value of horizontal uncertainty (meter) 1280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 101
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.20505
Epicentral distance of station farthest from the epicenter (degree) 0.79860
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 73440901
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-11-07 15:32:00

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 71890031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-28 17:02:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSRU.HHZ. 2019-08-28T16:50:25.90 1.0 undecidable manual S 55 59.0964 110 0.34 23
IV.IVPL.HHZ. 2019-08-28T16:50:22.60 1.0 undecidable manual S 3 46.2204 116 0.21 23
IV.MILZ.HHZ. 2019-08-28T16:50:22.24 1.0 undecidable manual S 35 42.2244 118 0.79 20
MN.CEL.HNZ. 2019-08-28T16:50:21.67 0.6 undecidable manual P 68 88.6446 103 -0.22 44
IV.MPNC.HHZ. 2019-08-28T16:50:21.50 0.3 undecidable manual S 59 40.626 119 0.42 69
IV.MTTG.HHZ. 2019-08-28T16:50:18.66 0.3 undecidable manual P 86 65.5899 108 0.21 69
IV.MNO.SHZ. 2019-08-28T16:50:17.40 0.1 undecidable manual S 262 22.755 137 0.11 100
IV.MSRU.HHZ. 2019-08-28T16:50:17.67 0.3 undecidable manual P 55 59.0964 110 0.16 70
IV.AIO.HHZ. 2019-08-28T16:50:17.40 0.6 undecidable manual S 87 24.5532 135 -0.24 49
IV.GALF.HHZ. 2019-08-28T16:50:15.64 0.3 undecidable manual P 231 43.7229 117 0.31 70
IV.IVPL.HHZ. 2019-08-28T16:50:15.52 0.3 undecidable manual P 3 46.2204 116 -0.16 73
IV.ECHR.HHE. 2019-08-28T16:50:14.04 0.6 undecidable manual P 186 30.5472 128 0.41 47
IV.MILZ.HHZ. 2019-08-28T16:50:14.95 0.1 undecidable manual P 35 42.2244 118 -0.19 97
IV.MPNC.HHZ. 2019-08-28T16:50:14.75 0.1 undecidable manual P 59 40.626 119 -0.17 97
IV.AIO.HHZ. 2019-08-28T16:50:12.48 0.1 negative manual P 87 24.5532 135 -0.45 93
IV.MNO.SHZ. 2019-08-28T16:50:12.42 0.1 positive manual P 262 22.755 137 -0.31 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:2.0 0.0003510196 0.256 AML other m 2019-08-28T16:50:17.66
IV.AIO.HHN. ML:1.9 0.00031412114999999994 0.2432 AML other m 2019-08-28T16:50:18.10
IV.MPNC.HHE. ML:2.0 0.00028052595 0.4224 AML other m 2019-08-28T16:50:23.28
IV.MSRU.HHN. ML:1.5 0.000062213805 0.1184 AML other m 2019-08-28T16:50:25.93
IV.MPNC.HHN. ML:2.1 0.0003555 0.8 AML other m 2019-08-28T16:50:27.55
IV.MSRU.HHE. ML:2.0 0.00020015519999999997 0.32 AML other m 2019-08-28T16:50:27.07
IV.IVPL.HHN. ML:2.1 0.00028799999999999995 0.4 AML other m 2019-08-28T16:50:28.37
IV.IVPL.HHE. ML:2.0 0.000227 0.68 AML other m 2019-08-28T16:50:28.97
IV.GALF.HHE. ML:2.0 0.00026700000000000004 0.58 AML other m 2019-08-28T16:50:30.13
IV.GALF.HHN. ML:2.1 0.00031004035 0.7296 AML other m 2019-08-28T16:50:35.71
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
Waveforms Seismic signals in miniseed + resp format Download