Earthquake with magnitude of ML 1.6 on date 21-09-2019 and time 01:58:19 (UTC) in region 9 km W Milo (CT)

A magnitude ML 1.6 earthquake occured in region: 9 km W Milo (CT), on

  • 21-09-2019 01:58:19 (UTC)
  • 21-09-2019 03:58:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7380, 15.0190 at 2 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 9 1087 1087
Zafferana Etnea CT 9 9517 10604
Sant'Alfio CT 11 1582 12186
Santa Venerina CT 12 8592 20778
Nicolosi CT 14 7463 28241
Pedara CT 14 14102 42343
Ragalna CT 14 3924 46267
Trecastagni CT 14 10910 57177
Giarre CT 15 27659 84836
Mascali CT 16 14282 99118
Viagrande CT 16 8563 107681
Linguaglossa CT 16 5403 113084
Piedimonte Etneo CT 16 3963 117047
Riposto CT 16 14838 131885
Belpasso CT 17 28108 159993
Biancavilla CT 17 24007 184000
Randazzo CT 17 10900 194900
Maletto CT 17 3920 198820
Bronte CT 17 19172 217992
Aci Bonaccorsi CT 17 3524 221516
Aci Sant'Antonio CT 17 17984 239500
Santa Maria di Licodia CT 18 7641 247141
Fiumefreddo di Sicilia CT 18 9623 256764
Moio Alcantara ME 18 717 257481
San Pietro Clarenza CT 18 7743 265224
Adrano CT 18 36122 301346
Mascalucia CT 19 31958 333304
Aci Catena CT 19 29851 363155
Tremestieri Etneo CT 19 20589 383744
Castiglione di Sicilia CT 19 3215 386959
Camporotondo Etneo CT 19 5023 391982
Acireale CT 19 52622 444604
San Giovanni la Punta CT 19 23060 467664
Valverde CT 20 7840 475504
Gravina di Catania CT 20 25838 501342

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NW of Acireale (52622 inhabitants)
27 Km N of Catania (314555 inhabitants)
69 Km SW of Reggio di Calabria (183035 inhabitants)
69 Km SW of Messina (238439 inhabitants)
79 Km N of Siracusa (122291 inhabitants)
89 Km E of Caltanissetta (63360 inhabitants)
94 Km N of Ragusa (73313 inhabitants)
97 Km NE of Vittoria (63339 inhabitants)
100 Km N of Modica (54633 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 1.6 2019-09-21
01:58:19
37.7383 15.0192 2 2020-02-28
16:41:58
Bollettino Sismico Italiano INGV 73442191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-21 01:58:19 ± 0.15
Latitude 37.7383 ± 0.0045
Longitude 15.0192 ± 0.0080
Depth (km) 2 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73442191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 759
Semi-minor axis of confidence ellipse (meter) 123
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 116
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.05396
Epicentral distance of station farthest from the epicenter (degree) 0.32555
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 73442191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-03 10:39:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MUCR.HHE. 2019-09-21T01:58:26.99 0.6 undecidable manual P 339 36.1416 94 0 49
IV.NOV.HHZ. 2019-09-21T01:58:26.52 0.6 undecidable manual P 18 33.744 94 0 49
IV.AIO.HHE. 2019-09-21T01:58:26.40 0.3 undecidable manual P 36 31.9458 94 0.24 70
IV.EMSG.HHZ. 2019-09-21T01:58:24.28 0.6 undecidable manual S 326 10.9779 102 0.63 44
IV.ESML.HHZ. 2019-09-21T01:58:23.91 0.6 undecidable manual P 223 18.1707 98 0.5 45
IV.EPZF.HHZ. 2019-09-21T01:58:23.01 0.6 undecidable manual P 304 17.0718 98 -0.19 48
IV.ECTS.EHZ. 2019-09-21T01:58:23.51 0.1 negative manual P 29 18.2706 97 0.07 99
IV.ESLN.HHZ. 2019-09-21T01:58:22.21 0.6 undecidable manual S 218 6.3936 111 0.11 50
IV.EPIT.HHZ. 2019-09-21T01:58:22.76 0.6 undecidable manual S 22 8.7801 105 -0.13 50
IV.EMCN.HNZ. 2019-09-21T01:58:22.43 0.6 undecidable manual S 12 5.994 112 0.44 47
IV.EVRN.HNZ. 2019-09-21T01:58:22.36 0.6 undecidable manual P 118 11.5773 102 0.24 48
IV.ECHR.HNZ. 2019-09-21T01:58:22.00 0.6 undecidable manual P 238 10.9779 102 0 51
IV.ENIC.HHZ. 2019-09-21T01:58:22.06 1.0 undecidable manual P 179 11.877 101 -0.11 25
IV.EPIT.HHZ. 2019-09-21T01:58:21.45 0.1 positive manual P 22 8.7801 105 -0.11 100
IV.EMSG.HHZ. 2019-09-21T01:58:21.76 0.1 positive manual P 326 10.9779 102 -0.24 97
IV.ESLN.HHZ. 2019-09-21T01:58:20.90 0.1 positive manual P 218 6.3936 111 -0.21 98
IV.EMCN.HNZ. 2019-09-21T01:58:20.62 0.1 positive manual P 12 5.994 112 -0.42 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EMSG.HHN. ML:1.7 0.0008843838499999999 0.3584 AML other m 2019-09-21T01:58:26.19
IV.EMSG.HHE. ML:1.9 0.00133641395 0.6592 AML other m 2019-09-21T01:58:26.51
IV.ECTS.EHE. ML:1.0 0.000088148315 0.3616 AML other m 2019-09-21T01:58:28.29
IV.EPZF.HHN. ML:1.7 0.0005032640499999999 0.4592 AML other m 2019-09-21T01:58:29.17
IV.EPZF.HHE. ML:1.4 0.00026132265 0.4192 AML other m 2019-09-21T01:58:30.90
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