Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 17-11-2021 and time 04:48:47 (UTC) in region 1 km S Ucria (ME)

A magnitude ML 1.4 earthquake occured in region: 1 km S Ucria (ME), on

  • 17-11-2021 04:48:47 (UTC)
  • 17-11-2021 05:48:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.0360, 14.8770 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Ucria ME 1 1058 1058
Raccuja ME 4 1041 2099
Tortorici ME 5 6435 8534
Sinagra ME 6 2705 11239
Floresta ME 6 485 11724
San Piero Patti ME 8 2915 14639
Castell'Umberto ME 8 3128 17767
Sant'Angelo di Brolo ME 9 3090 20857
Galati Mamertino ME 9 2627 23484
Ficarra ME 10 1469 24953
San Salvatore di Fitalia ME 10 1319 26272
Librizzi ME 10 1660 27932
Longi ME 11 1473 29405
Montalbano Elicona ME 12 2287 31692
Mirto ME 12 974 32666
Frazzanò ME 12 711 33377
Naso ME 12 3813 37190
Montagnareale ME 13 1615 38805
Patti ME 14 13431 52236
Piraino ME 14 3962 56198
Brolo ME 14 5783 61981
Santa Domenica Vittoria ME 15 980 62961
Gioiosa Marea ME 15 7074 70035
Alcara li Fusi ME 15 1980 72015
San Marco d'Alunzio ME 16 1996 74011
Roccella Valdemone ME 16 666 74677
Basicò ME 17 612 75289
Capri Leone ME 17 4515 79804
Militello Rosmarino ME 18 1324 81128
Capo d'Orlando ME 18 13254 94382
Randazzo CT 19 10900 105282
Torrenova ME 19 4386 109668
Oliveri ME 19 2181 111849
Tripi ME 20 873 112722

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km NW of Acireale (52622 inhabitants)
62 Km W of Messina (238439 inhabitants)
62 Km N of Catania (314555 inhabitants)
68 Km W of Reggio di Calabria (183035 inhabitants)
94 Km NE 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 1.4 2021-11-17
04:48:47		 38.0357 14.8772 8 2022-03-30
13:04:17		 Bollettino Sismico Italiano INGV 97776711
Reviewed
Rev100 		ML 1.7 2021-11-17
04:48:47		 38.0328 14.8665 7 2021-11-17
05:02:42		 Sala Sismica INGV-Roma 97507701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-17 04:48:47 ± 0.06
Latitude 38.0357 ± 0.0036
Longitude 14.8772 ± 0.0069
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 97776711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 574
Semi-minor axis of confidence ellipse (meter) 375
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 236
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00809
Epicentral distance of station farthest from the epicenter (degree) 0.39031
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 97776711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-08 12:14:16

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 97507701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-17 05:02:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IVCR.HHZ. 2021-11-17T04:49:02.11 0.6 undecidable manual S 10 42.1245 50 0.12 45
IV.MPNC.HHN. 2021-11-17T04:49:02.47 0.3 undecidable manual S 73 43.3233 50 0.16 67
IV.IVGP.HHN. 2021-11-17T04:49:01.97 0.6 undecidable manual S 10 40.7259 50 0.36 43
3D.OEM9.HNE. 2021-11-17T04:49:01.85 0.6 undecidable manual S 14 40.3263 50 0.34 44
IV.MILZ.HHZ. 2021-11-17T04:49:00.71 0.6 undecidable manual S 50 40.4262 50 -0.84 37
3D.OEM9.HNE. 2021-11-17T04:48:56.06 0.6 undecidable manual P 14 40.3263 50 0.44 43
IV.MSFR.HHZ. 2021-11-17T04:48:56.44 0.6 undecidable manual S 270 24.9528 108 -0.23 46
IV.IVCR.HHZ. 2021-11-17T04:48:56.01 0.6 undecidable manual P 10 42.1245 50 0.11 46
IV.EPZF.HHZ. 2021-11-17T04:48:56.24 0.6 undecidable manual S 184 23.5542 109 0.03 48
IV.IVGP.HHN. 2021-11-17T04:48:55.60 0.6 undecidable manual P 10 40.7259 50 -0.09 46
IV.MILZ.HHZ. 2021-11-17T04:48:55.48 0.3 undecidable manual P 50 40.4262 50 -0.17 68
IV.MPNC.HHN. 2021-11-17T04:48:55.95 0.3 undecidable manual P 73 43.3233 50 -0.14 68
IV.IVUG.HHZ. 2021-11-17T04:48:55.59 0.3 undecidable manual P 13 41.0256 50 -0.15 68
IV.EMCN.HHN. 2021-11-17T04:48:54.16 0.3 undecidable manual P 153 30.3474 105 0.28 67
IV.ESCV.HHZ. 2021-11-17T04:48:54.11 0.3 undecidable manual P 190 32.4453 104 -0.17 69
IV.EMNR.HHZ. 2021-11-17T04:48:53.62 0.3 undecidable manual P 152 27.5502 106 0.29 68
IV.EMSG.HHZ. 2021-11-17T04:48:53.09 0.1 undecidable manual P 165 24.6531 108 0.31 90
IV.AIO.HHE. 2021-11-17T04:48:53.56 0.3 undecidable manual P 103 31.9458 104 -0.61 61
IV.EPIT.HHZ. 2021-11-17T04:48:53.78 0.3 undecidable manual P 148 29.4483 105 0.09 70
IV.MCPD.HHZ. 2021-11-17T04:48:53.77 0.3 undecidable manual S 306 15.7731 117 0.05 72
IV.EPZF.HHZ. 2021-11-17T04:48:52.38 0.1 undecidable manual P 184 23.5542 109 -0.18 93
IV.MSFR.HHZ. 2021-11-17T04:48:52.59 0.3 undecidable manual P 270 24.9528 108 -0.24 69
IV.MCPD.HHZ. 2021-11-17T04:48:51.19 0.3 undecidable manual P 306 15.7731 117 0.06 72
IV.MUCR.HHZ. 2021-11-17T04:48:50.44 0.3 undecidable manual S 341 0.8991 174 0.1 74
IV.MUCR.HHZ. 2021-11-17T04:48:49.18 0.1 undecidable manual P 341 0.8991 174 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSFR.HHE. ML:1.3 0.0001257174 1.5776 AML other m 2021-11-17T04:48:55.23
IV.EPZF.HHE. ML:1.2 0.0001121791 2.8192 AML other m 2021-11-17T04:48:56.20
IV.EPZF.HHN. ML:1.5 0.00019207305 1.68 AML other m 2021-11-17T04:48:56.56
IV.MSFR.HHN. ML:1.1 0.000083109745 1.9808 AML other m 2021-11-17T04:48:57.27
IV.MILZ.HHE. ML:1.8 0.00023440325 0.3392 AML other m 2021-11-17T04:49:02.14
IV.MILZ.HHN. ML:1.7 0.00017589805 2.1024 AML other m 2021-11-17T04:49:03.37
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