Earthquake with magnitude of ML 1.8 on date 20-11-2019 and time 19:35:37 (Italy) in region 2 km S Roccella Valdemone (ME)

A magnitude ML 1.8 earthquake occured in region: 2 km S Roccella Valdemone (ME), on

  • 20-11-2019 18:35:37 (UTC)
  • 20-11-2019 19:35:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.9200, 15.0100 at 24 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Roccella Valdemone ME 2 666 666
Malvagna ME 4 733 1399
Santa Domenica Vittoria ME 4 980 2379
Moio Alcantara ME 4 717 3096
Randazzo CT 7 10900 13996
Castiglione di Sicilia CT 11 3215 17211
Francavilla di Sicilia ME 11 3945 21156
Montalbano Elicona ME 12 2287 23443
Floresta ME 12 485 23928
Motta Camastra ME 15 845 24773
Linguaglossa CT 15 5403 30176
San Piero Patti ME 15 2915 33091
Novara di Sicilia ME 15 1337 34428
Maletto CT 16 3920 38348
Fondachelli-Fantina ME 16 1019 39367
Basicò ME 17 612 39979
Tripi ME 17 873 40852
Raccuja ME 17 1041 41893
Ucria ME 18 1058 42951
Maniace CT 19 3765 46716
Graniti ME 19 1492 48208
Piedimonte Etneo CT 19 3963 52171
Gaggi ME 20 3184 55355

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km NW of Acireale (52622 inhabitants)
47 Km N of Catania (314555 inhabitants)
57 Km SW of Messina (238439 inhabitants)
60 Km W of Reggio di Calabria (183035 inhabitants)
96 Km NE of Caltanissetta (63360 inhabitants)
99 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
Bulletin
Rev1000
ML 1.8 2019-11-20
18:35:37
37.9203 15.0097 24 2020-02-28
16:42:18
Bollettino Sismico Italiano INGV 75362051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-20 18:35:37 ± 0.14
Latitude 37.9203 ± 0.0081
Longitude 15.0097 ± 0.0057
Depth (km) 24 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75362051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 653
Semi-minor axis of confidence ellipse (meter) 588
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 341
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.09623
Epicentral distance of station farthest from the epicenter (degree) 0.45596
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 75362051
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-07 14:13:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPNC.HHZ. 2019-11-20T18:35:51.92 0.3 undecidable manual S 50 39.1275 115 0.31 68
IV.MSFR.HHZ. 2019-11-20T18:35:51.32 0.6 undecidable manual S 289 38.628 115 -0.18 47
IV.IVPL.HNE. 2019-11-20T18:35:48.00 0.3 undecidable manual P 357 50.616 109 0.52 64
IV.AIO.HHZ. 2019-11-20T18:35:47.62 0.3 undecidable manual S 74 20.3685 135 0.17 73
IV.MUCR.HHZ. 2019-11-20T18:35:47.14 0.1 undecidable manual S 319 18.0708 139 0.11 99
IV.EPZF.HHZ. 2019-11-20T18:35:47.16 0.3 undecidable manual S 231 17.0718 140 0.29 72
IV.EMCN.HNZ. 2019-11-20T18:35:46.92 1.0 undecidable manual S 172 14.4744 145 0.48 23
IV.NOV.HHZ. 2019-11-20T18:35:46.57 0.1 undecidable manual S 43 16.2726 142 -0.16 98
IV.MSFR.HHZ. 2019-11-20T18:35:45.84 0.1 undecidable manual P 289 38.628 115 0.08 96
IV.MPNC.HHZ. 2019-11-20T18:35:45.74 0.1 positive manual P 50 39.1275 115 -0.08 96
IV.ECTS.EHZ. 2019-11-20T18:35:45.93 0.3 undecidable manual S 114 10.6782 153 0.01 77
IV.EPOZ.HHZ. 2019-11-20T18:35:44.88 0.1 undecidable manual P 150 31.746 121 0.07 97
IV.EPZF.HHZ. 2019-11-20T18:35:43.05 0.1 undecidable manual P 231 17.0718 140 -0.04 100
IV.AIO.HHZ. 2019-11-20T18:35:43.07 0.1 undecidable manual P 74 20.3685 135 -0.35 94
IV.ECTS.EHZ. 2019-11-20T18:35:42.23 0.1 undecidable manual P 114 10.6782 153 -0.31 96
IV.MUCR.HHZ. 2019-11-20T18:35:42.98 0.1 undecidable manual P 319 18.0708 139 -0.2 97
IV.EMCN.HNZ. 2019-11-20T18:35:42.87 0.6 undecidable manual P 172 14.4744 145 0.03 51
IV.NOV.HHZ. 2019-11-20T18:35:42.75 0.1 undecidable manual P 43 16.2726 142 -0.26 96
IV.EPIT.HHZ. 2019-11-20T18:35:42.89 0.3 undecidable manual P 161 12.7761 149 0.19 74
IV.EMSG.HHZ. 2019-11-20T18:35:42.79 0.3 undecidable manual P 205 12.1767 150 0.14 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ECTS.EHN. ML:2.0 0.00066367655 0.2944 AML other m 2019-11-20T18:35:46.73
IV.MUCR.HHE. ML:1.9 0.00040500000000000003 0.48 AML other m 2019-11-20T18:35:47.36
IV.MUCR.HHN. ML:1.5 0.00017549999999999998 0.5 AML other m 2019-11-20T18:35:47.91
IV.ECTS.EHE. ML:1.2 0.00008284285 2.4576 AML other m 2019-11-20T18:35:47.80
IV.AIO.HHN. ML:1.7 0.0002315 1.56 AML other m 2019-11-20T18:35:48.03
IV.AIO.HHE. ML:1.8 0.0003085 0.86 AML other m 2019-11-20T18:35:48.85
IV.EPZF.HHE. ML:1.9 0.00040661175 0.512 AML other m 2019-11-20T18:35:48.38
IV.EPZF.HHN. ML:1.9 0.0004105183 0.5632 AML other m 2019-11-20T18:35:49.20
IV.MPNC.HHE. ML:1.8 0.0001779201 0.512 AML other m 2019-11-20T18:35:52.57
IV.MPNC.HHN. ML:1.6 0.00012495615 0.4096 AML other m 2019-11-20T18:35:53.83
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