Earthquake with magnitude of ML 2.3 on date 21-09-2019 and time 11:49:29 (Italy) in region 7 km W Milo (CT)

A magnitude ML 2.3 earthquake occured in region: 7 km W Milo (CT), on

  • 21-09-2019 09:49:29 (UTC)
  • 21-09-2019 11:49:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.74, 15.04 at 1 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 7 1087 1087
Zafferana Etnea CT 7 9517 10604
Sant'Alfio CT 9 1582 12186
Santa Venerina CT 10 8592 20778
Giarre CT 13 27659 48437
Pedara CT 13 14102 62539
Trecastagni CT 14 10910 73449
Nicolosi CT 14 7463 80912
Mascali CT 14 14282 95194
Riposto CT 14 14838 110032
Piedimonte Etneo CT 14 3963 113995
Viagrande CT 15 8563 122558
Linguaglossa CT 15 5403 127961
Ragalna CT 15 3924 131885
Fiumefreddo di Sicilia CT 16 9623 141508
Aci Sant'Antonio CT 16 17984 159492
Aci Bonaccorsi CT 16 3524 163016
Belpasso CT 17 28108 191124
Aci Catena CT 17 29851 220975
Acireale CT 18 52622 273597
Castiglione di Sicilia CT 18 3215 276812
Tremestieri Etneo CT 18 20589 297401
Randazzo CT 18 10900 308301
Mascalucia CT 18 31958 340259
San Giovanni la Punta CT 18 23060 363319
San Pietro Clarenza CT 18 7743 371062
Moio Alcantara ME 18 717 371779
Biancavilla CT 18 24007 395786
Maletto CT 19 3920 399706
Valverde CT 19 7840 407546
Camporotondo Etneo CT 19 5023 412569
Calatabiano CT 19 5308 417877
Santa Maria di Licodia CT 19 7641 425518
Bronte CT 19 19172 444690
Gravina di Catania CT 20 25838 470528
San Gregorio di Catania CT 20 11966 482494
Sant'Agata li Battiati CT 20 9479 491973

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NW of Acireale (52622 inhabitants)
26 Km N of Catania (314555 inhabitants)
67 Km SW of Reggio di Calabria (183035 inhabitants)
68 Km SW of Messina (238439 inhabitants)
78 Km N of Siracusa (122291 inhabitants)
91 Km E of Caltanissetta (63360 inhabitants)
94 Km N of Ragusa (73313 inhabitants)
98 Km NE of Vittoria (63339 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 2.3 2019-09-21
09:49:29
37.74 15.04 1 2020-02-28
16:41:58
Bollettino Sismico Italiano INGV 73442301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-21 09:49:29 ± 0.18
Latitude 37.74 ± 0.01
Longitude 15.04 ± 0.01
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73442301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1070
Semi-minor axis of confidence ellipse (meter) 580
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 303
Circular confidence region, given by single value of horizontal uncertainty (meter) 1070
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 195
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) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 0.37772
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 73442301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-03 10:46:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.GALF.HHZ. 2019-09-21T09:49:37.98 0.3 undecidable manual P 266 0.3777 92 0.13 72
IV.MUCR.HHZ. 2019-09-21T09:49:36.43 0.6 undecidable manual P 337 0.3345 92 -0.46 45
IV.NOV.HHZ. 2019-09-21T09:49:36.27 0.3 undecidable manual P 14 0.3004 92 0.13 73
IV.EPZF.HHZ. 2019-09-21T09:49:36.65 0.6 undecidable manual S 301 0.1709 94 0.59 44
IV.MNO.SHZ. 2019-09-21T09:49:36.80 0.3 undecidable manual P 305 0.3363 92 -0.14 72
IV.ECTS.EHZ. 2019-09-21T09:49:35.85 0.6 undecidable manual S 23 0.1583 95 0.29 48
IV.AIO.HHZ. 2019-09-21T09:49:35.99 0.3 undecidable manual P 33 0.2788 93 0.33 70
IV.EMSG.HHZ. 2019-09-21T09:49:34.44 0.3 undecidable manual S 319 0.1124 96 0.65 66
IV.ECTS.EHZ. 2019-09-21T09:49:33.20 0.3 undecidable manual P 23 0.1583 95 0.22 74
IV.ESML.HHZ. 2019-09-21T09:49:33.72 0.3 undecidable manual P 228 0.1754 94 0.36 71
IV.EPZF.HHZ. 2019-09-21T09:49:32.79 0.3 undecidable manual P 301 0.1709 94 -0.48 69
IV.ESLN.HHZ. 2019-09-21T09:49:32.38 0.6 undecidable manual S 232 0.0692 100 0.22 50
IV.EMCN.HNZ. 2019-09-21T09:49:31.52 0.3 undecidable manual S 352 0.0558 103 -0.12 77
IV.EMSG.HHZ. 2019-09-21T09:49:31.42 0.1 undecidable manual P 319 0.1124 96 -0.54 92
IV.EMCN.HNZ. 2019-09-21T09:49:30.36 0.1 undecidable manual P 352 0.0558 103 -0.36 97
IV.ESLN.HHZ. 2019-09-21T09:49:30.81 0.1 positive manual P 232 0.0692 100 -0.21 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EMCN.HNN. ML:0 0.031101385 0.1408 AML other m 2019-09-21T09:49:32.26
IV.EMCN.HNE. ML:0 0.045115675 0.1216 AML other m 2019-09-21T09:49:32.45
IV.ESLN.HHE. ML:0 0.00512755 0.3008 AML other m 2019-09-21T09:49:32.59
IV.ESLN.HHN. ML:0 0.004181797 0.2816 AML other m 2019-09-21T09:49:33.07
IV.EMSG.HHN. ML:2.9 0.0117262085 0.224 AML other m 2019-09-21T09:49:35.24
IV.ECTS.EHN. ML:1.9 0.00086534145 0.3968 AML other m 2019-09-21T09:49:36.56
IV.EPZF.HHE. ML:2.6 0.003499696 0.32 AML other m 2019-09-21T09:49:39.54
IV.EMSG.HHE. ML:2.8 0.0100875075 0.3968 AML other m 2019-09-21T09:49:40.43
IV.EPZF.HHN. ML:2.7 0.004396739 0.5824 AML other m 2019-09-21T09:49:40.84
IV.ECTS.EHE. ML:2.2 0.001558514 0.3456 AML other m 2019-09-21T09:49:41.64
IV.ESML.HHE. ML:2.2 0.0014255075 0.5632 AML other m 2019-09-21T09:49:41.77
IV.AIO.HHE. ML:1.9 0.00037921625 0.7424 AML other m 2019-09-21T09:49:43.05
IV.AIO.HHN. ML:2 0.00050405685 0.4992 AML other m 2019-09-21T09:49:43.14
IV.ESML.HHN. ML:2.2 0.0012830185 0.576 AML other m 2019-09-21T09:49:43.64
IV.NOV.HHE. ML:2.4 0.00119964525 0.7616 AML other m 2019-09-21T09:49:44.83
IV.NOV.HHN. ML:2.4 0.00127476975 0.3456 AML other m 2019-09-21T09:49:45.62
IV.MUCR.HHN. ML:1.9 0.0002907327 0.3968 AML other m 2019-09-21T09:49:46.61
IV.MUCR.HHE. ML:1.9 0.0002923979 0.4992 AML other m 2019-09-21T09:49:50.07
IV.GALF.HHN. ML:2.4 0.000932568 0.6784 AML other m 2019-09-21T09:49:51.12
IV.MNO.SHE. ML:0 0.00065018935 0.6016 AML other m 2019-09-21T09:49:51.88
IV.MNO.SHN. ML:0 0.00074441455 0.6784 AML other m 2019-09-21T09:49:56.04
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