Earthquake with magnitude of ML 1.2 on date 02-11-2021 and time 22:49:14 (UTC) in region 5 km SW Militello in Val di Catania (CT)

A magnitude ML 1.2 earthquake occured in region: 5 km SW Militello in Val di Catania (CT), on

  • 02-11-2021 22:49:14 (UTC)
  • 02-11-2021 23:49:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.2380, 14.7710 at 23 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 5 7443 7443
Mineo CT 8 5159 12602
Vizzini CT 9 6241 18843
Scordia CT 9 17095 35938
Francofonte SR 10 12800 48738
Palagonia CT 10 16608 65346
Licodia Eubea CT 11 3081 68427
Grammichele CT 12 13418 81845
Buccheri SR 14 1999 83844
Monterosso Almo RG 17 3032 86876
Ramacca CT 18 10894 97770
Buscemi SR 20 1051 98821

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km N of Ragusa (73313 inhabitants)
38 Km NE of Vittoria (63339 inhabitants)
41 Km SW of Catania (314555 inhabitants)
42 Km N of Modica (54633 inhabitants)
50 Km E of Gela (75827 inhabitants)
50 Km W of Siracusa (122291 inhabitants)
54 Km SW of Acireale (52622 inhabitants)
69 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 1.2 2021-11-02
22:49:14
37.2382 14.7713 23 2022-03-30
13:04:30
Bollettino Sismico Italiano INGV 99739441
Reviewed
Rev100
ML 1.7 2021-11-02
22:49:14
37.2595 14.7832 23 2021-11-02
23:18:00
Sala Sismica INGV-Roma 97178361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-02 22:49:14 ± 0.29
Latitude 37.2382 ± 0.0144
Longitude 14.7713 ± 0.0124
Depth (km) 23 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99739441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1405
Semi-minor axis of confidence ellipse (meter) 972
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 328
Circular confidence region, given by single value of horizontal uncertainty (meter) 1400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 129
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.07464
Epicentral distance of station farthest from the epicenter (degree) 0.32555
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 99739441
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-17 11:45:06

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 97178361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-02 23:18:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHE. 2021-11-02T22:49:28.16 0.3 undecidable manual S 267 36.1416 115 1.13 49
IV.HAGA.HHZ. 2021-11-02T22:49:26.63 0.6 undecidable manual S 81 34.2435 117 0.06 49
IV.HVIT.HHZ. 2021-11-02T22:49:26.36 0.6 undecidable manual S 219 35.0427 116 -0.41 45
IV.SSY.HHZ. 2021-11-02T22:49:25.79 0.3 undecidable manual S 108 28.1496 123 0.63 66
IV.HMDC.HHZ. 2021-11-02T22:49:25.84 0.6 undecidable manual S 178 30.9468 120 0.04 49
IV.HLNI.HHZ. 2021-11-02T22:49:22.18 0.6 undecidable manual S 36 15.1737 142 -0.39 48
IV.RAFF.HHE. 2021-11-02T22:49:21.51 0.3 undecidable manual P 267 36.1416 115 -0.09 74
IV.HAGA.HHZ. 2021-11-02T22:49:21.72 0.3 undecidable manual P 81 34.2435 117 0.38 69
IV.HVIT.HHZ. 2021-11-02T22:49:21.31 0.3 undecidable manual P 219 35.0427 116 -0.13 72
IV.HVZN.HHE. 2021-11-02T22:49:21.64 0.3 undecidable manual S 217 8.2806 158 -0.01 77
IV.HMDC.HHZ. 2021-11-02T22:49:20.69 0.3 undecidable manual P 178 30.9468 120 -0.2 71
IV.SSY.HHZ. 2021-11-02T22:49:20.51 0.3 negative manual P 108 28.1496 123 -0.01 74
IV.HLNI.HHZ. 2021-11-02T22:49:18.59 0.1 undecidable manual P 36 15.1737 142 -0.43 94
IV.HVZN.HHE. 2021-11-02T22:49:18.31 0.1 undecidable manual P 217 8.2806 158 -0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HLNI.HHE. ML:0.5 0.000020678983999999996 0.3072 AML other m 2021-11-02T22:49:22.39
IV.HLNI.HHN. ML:1.1 0.00006969276 0.4672 AML other m 2021-11-02T22:49:22.48
IV.HMDC.HHN. ML:1.2 0.000061569955 1.1008 AML other m 2021-11-02T22:49:25.52
IV.HMDC.HHE. ML:1.2 0.000054088095 1.6 AML other m 2021-11-02T22:49:25.80
IV.SSY.HHN. ML:1.5 0.0001310492 0.2048 AML other m 2021-11-02T22:49:25.95
IV.HMDC.HNE. ML:1.0 0.000037378055 0.5376 AML other m 2021-11-02T22:49:26.30
IV.SSY.HHE. ML:1.4 0.00011085057499999999 0.704 AML other m 2021-11-02T22:49:26.25
IV.HMDC.HNN. ML:1.3 0.00007920278999999999 1.4336 AML other m 2021-11-02T22:49:26.68
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