Earthquake with magnitude of ML 1.9 on date 23-10-2018 and time 03:32:07 (Italy) in region 10 km NW Milo (CT)

A magnitude ML 1.9 earthquake occured in region: 10 km NW Milo (CT), on

  • 23-10-2018 01:32:07 (UTC)
  • 23-10-2018 03:32:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.78, 15.03 at 8 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
Milo CT 10 1087 1087
Sant'Alfio CT 11 1582 2669
Zafferana Etnea CT 12 9517 12186
Linguaglossa CT 12 5403 17589
Moio Alcantara ME 13 717 18306
Randazzo CT 13 10900 29206
Piedimonte Etneo CT 13 3963 33169
Castiglione di Sicilia CT 14 3215 36384
Santa Venerina CT 14 8592 44976
Giarre CT 15 27659 72635
Mascali CT 15 14282 86917
Malvagna ME 15 733 87650
Fiumefreddo di Sicilia CT 15 9623 97273
Maletto CT 16 3920 101193
Francavilla di Sicilia ME 16 3945 105138
Riposto CT 16 14838 119976
Santa Domenica Vittoria ME 16 980 120956
Roccella Valdemone ME 17 666 121622
Motta Camastra ME 17 845 122467
Bronte CT 18 19172 141639
Calatabiano CT 18 5308 146947
Gaggi ME 19 3184 150131
Pedara CT 19 14102 164233
Nicolosi CT 19 7463 171696
Trecastagni CT 19 10910 182606
Ragalna CT 19 3924 186530
Viagrande CT 20 8563 195093

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NW of Acireale (52622 inhabitants)
32 Km N of Catania (314555 inhabitants)
65 Km SW of Messina (238439 inhabitants)
65 Km SW of Reggio di Calabria (183035 inhabitants)
84 Km N of Siracusa (122291 inhabitants)
92 Km E of Caltanissetta (63360 inhabitants)
99 Km N of Ragusa (73313 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
Rev 1000 ML 1.9 2018-10-23
01:32:07
37.78 15.03 8 2019-06-04
09:16:01
Bollettino Sismico Italiano INGV 63299461
Rev 100 ML 1.8 2018-10-23
01:32:07
37.79 15.03 8 2018-10-23
01:36:46
Sala Sismica INGV-Roma 62229921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-10-23 01:32:07 ± 0.13
Latitude 37.78 ± 0.01
Longitude 15.03 ± 0.01
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 63299461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 740
Semi-minor axis of confidence ellipse (meter) 121
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 107
Circular confidence region, given by single value of horizontal uncertainty (meter) 740
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.43977
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 63299461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-11-23 00:50:13

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 62229921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-10-23 01:36:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CAGR.HHZ. 2018-10-23T01:32:18.93 3.0 undecidable manual P 0
IV.MUCR.HHZ. 2018-10-23T01:32:18.23 0.3 undecidable manual S 334 0.2878 104 -0.38 70
IV.NOV.HHZ. 2018-10-23T01:32:17.66 0.3 undecidable manual S 18 0.2563 105 0.23 72
IV.MPNC.HHZ. 2018-10-23T01:32:16.32 0.3 undecidable manual P 35 0.4398 50 -0.27 69
IV.ESML.HHZ. 2018-10-23T01:32:15.80 0.6 undecidable manual S 216 0.2068 109 0.19 49
IV.GALF.HHZ. 2018-10-23T01:32:15.88 0.6 undecidable manual P 259 0.3768 50 0.37 46
IV.MNO.SHZ. 2018-10-23T01:32:14.55 0.3 undecidable manual P 299 0.3049 103 0.38 69
IV.MUCR.HHZ. 2018-10-23T01:32:13.81 0.1 undecidable manual P 334 0.2878 104 0.02 100
IV.EPZF.HHZ. 2018-10-23T01:32:13.75 0.3 undecidable manual S 286 0.1457 116 0.33 72
IV.NOV.HHZ. 2018-10-23T01:32:13.21 0.1 undecidable manual P 18 0.2563 105 0.1 99
IV.ESML.HHZ. 2018-10-23T01:32:11.63 0.1 undecidable manual P 216 0.2068 109 -0.43 93
IV.EPOZ.HHZ. 2018-10-23T01:32:11.50 0.1 undecidable manual P 133 0.1664 113 0.28 97
IV.EMCN.HNZ. 2018-10-23T01:32:10.06 0.3 undecidable manual S 355 0.0063 175 0.15 77
IV.EPZF.HHZ. 2018-10-23T01:32:10.61 0.1 positive manual P 286 0.1457 116 -0.19 99
IV.EMCN.HNZ. 2018-10-23T01:32:08.36 0.1 negative manual P 355 0.0063 175 -0.41 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MUCR.HHN. ML:0 0.00016802705 0.6 AML other m 2018-10-23T01:32:22.50
IV.EMCN.HNE. ML:0 0.008893514 0.1504 AML other m 2018-10-23T01:32:11.70
IV.EMCN.HNN. ML:0 0.0080234325 0.18 AML other m 2018-10-23T01:32:10.14
IV.EPZF.HHN. ML:2 0.00092406465 0.34 AML other m 2018-10-23T01:32:17.53
IV.EPZF.HHE. ML:2 0.0008623775 0.28 AML other m 2018-10-23T01:32:16.90
IV.NOV.HHN. ML:2.1 0.0006275098 0.34 AML other m 2018-10-23T01:32:19.01
IV.NOV.HHE. ML:2 0.0005718645 0.26 AML other m 2018-10-23T01:32:21.44
IV.MNO.SHN. ML:0 0.0002160266 0.52 AML other m 2018-10-23T01:32:21.93
IV.GALF.HHN. ML:1.6 0.00011940105 0.56 AML other m 2018-10-23T01:32:27.33
IV.MPNC.HHN. ML:1.7 0.00013938835 0.62 AML other m 2018-10-23T01:32:26.09
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download