Earthquake with magnitude of ML 1.3 on date 28-09-2019 and time 22:21:26 (Italy) in region 3 km NW Militello in Val di Catania (CT)

A magnitude ML 1.3 earthquake occured in region: 3 km NW Militello in Val di Catania (CT), on

  • 28-09-2019 20:21:26 (UTC)
  • 28-09-2019 22:21:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.2980, 14.7800 at 21 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
Militello in Val di Catania CT 3 7443 7443
Palagonia CT 5 16608 24051
Scordia CT 6 17095 41146
Mineo CT 9 5159 46305
Francofonte SR 12 12800 59105
Ramacca CT 12 10894 69999
Vizzini CT 15 6241 76240
Grammichele CT 16 13418 89658
Licodia Eubea CT 17 3081 92739
Lentini SR 20 24085 116824
Buccheri SR 20 1999 118823

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km SW of Catania (314555 inhabitants)
42 Km N of Ragusa (73313 inhabitants)
44 Km NE of Vittoria (63339 inhabitants)
49 Km N of Modica (54633 inhabitants)
49 Km SW of Acireale (52622 inhabitants)
53 Km NW of Siracusa (122291 inhabitants)
54 Km NE of Gela (75827 inhabitants)
67 Km E 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 1.3 2019-09-28
20:21:26
37.2983 14.7798 21 2020-02-28
16:42:14
Bollettino Sismico Italiano INGV 74713571
Reviewed
Rev100
ML 1.4 2019-09-28
20:21:26
37.288 14.7923 19 2019-09-28
20:29:48
Sala Sismica INGV-Roma 72864481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-28 20:21:26 ± 0.08
Latitude 37.2983 ± 0.0081
Longitude 14.7798 ± 0.0034
Depth (km) 21 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74713571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 900
Semi-minor axis of confidence ellipse (meter) 50
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 358
Circular confidence region, given by single value of horizontal uncertainty (meter) 900.0
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 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.08903
Epicentral distance of station farthest from the epicenter (degree) 0.50272
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 72864481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-28 20:29:48

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 74713571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-16 16:41:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AGST.EHE. 2019-09-28T20:21:40.09 0.3 undecidable manual S 97 39.7269 109 0 72
IV.RAFF.HHZ. 2019-09-28T20:21:39.77 0.3 undecidable manual S 257 37.8288 110 0.17 70
IV.HAGA.HHZ. 2019-09-28T20:21:38.36 0.3 undecidable manual S 92 33.1446 114 -0.09 72
IV.SSY.HHZ. 2019-09-28T20:21:37.75 0.3 undecidable manual S 121 30.2475 116 -0.01 73
IV.CPTP.HHZ. 2019-09-28T20:21:36.63 0.6 undecidable manual P 283 55.7997 103 -0.13 46
IT.LNT.HGZ. 2019-09-28T20:21:35.78 0.3 undecidable manual S 93 19.6692 130 0.41 70
IV.GALF.HHZ. 2019-09-28T20:21:35.85 0.6 undecidable manual P 338 49.4172 105 0.03 47
IV.HVZN.HHE. 2019-09-28T20:21:34.43 0.3 undecidable manual S 203 14.4744 140 0.05 76
IV.RAFF.HHZ. 2019-09-28T20:21:34.06 0.1 undecidable manual P 257 37.8288 110 -0.04 97
IV.AGST.EHE. 2019-09-28T20:21:34.59 0.1 undecidable manual P 97 39.7269 109 0.21 93
IV.HLNI.HHZ. 2019-09-28T20:21:33.63 0.3 undecidable manual S 56 9.879 151 -0.05 75
IV.HAGA.HHZ. 2019-09-28T20:21:33.36 0.1 undecidable manual P 92 33.1446 114 -0.08 97
IV.SSY.HHZ. 2019-09-28T20:21:32.84 0.1 undecidable manual P 121 30.2475 116 -0.19 94
IT.LNT.HGZ. 2019-09-28T20:21:31.86 0.3 undecidable manual P 93 19.6692 130 0.2 72
IV.HLNI.HHZ. 2019-09-28T20:21:30.58 0.1 positive manual P 56 9.879 151 -0.11 100
IV.HVZN.HHE. 2019-09-28T20:21:30.86 0.3 undecidable manual P 203 14.4744 140 -0.23 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HLNI.HHE. ML:1.5 0.0002504859 0.1152 AML other m 2019-09-28T20:21:33.93
IV.HLNI.HHN. ML:1.8 0.00047241944999999995 0.1152 AML other m 2019-09-28T20:21:33.95
IV.HAGA.HHN. ML:1.3 0.00007025619350000001 0.0768 AML other m 2019-09-28T20:21:38.63
IV.HAGA.HHE. ML:1.3 0.000071663385 0.0896 AML other m 2019-09-28T20:21:38.69
IV.RAFF.HHN. ML:1.1 0.000041059115 0.3584 AML other m 2019-09-28T20:21:41.10
IV.RAFF.HHE. ML:1.0 0.000027624799999999997 0.192 AML other m 2019-09-28T20:21:41.29
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