Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 21-11-2022 and time 19:41:55 (UTC) in region 1 km SE Girifalco (CZ)

A magnitude ML 1.5 earthquake occured in region: 1 km SE Girifalco (CZ), on

  • 21-11-2022 19:41:55 (UTC)
  • 21-11-2022 20:41:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.8180, 16.4370 at 22 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
Girifalco CZ 1 5945 5945
Amaroni CZ 3 1855 7800
Cortale CZ 4 2117 9917
Vallefiorita CZ 5 1771 11688
Jacurso CZ 6 624 12312
Borgia CZ 7 7611 19923
San Floro CZ 8 716 20639
Maida CZ 8 4566 25205
Palermiti CZ 8 1213 26418
Squillace CZ 8 3608 30026
Caraffa di Catanzaro CZ 8 1866 31892
San Pietro a Maida CZ 8 4200 36092
Centrache CZ 10 401 36493
Montauro CZ 10 1732 38225
Olivadi CZ 10 529 38754
Curinga CZ 10 6779 45533
Stalettì CZ 11 2433 47966
Gasperina CZ 11 2160 50126
Cenadi CZ 11 563 50689
Montepaone CZ 12 5282 55971
San Vito sullo Ionio CZ 12 1811 57782
Settingiano CZ 13 3124 60906
Filadelfia VV 13 5384 66290
Polia VV 13 1023 67313
Petrizzi CZ 13 1131 68444
Marcellinara CZ 14 2285 70729
Amato CZ 14 835 71564
Chiaravalle Centrale CZ 15 5759 77323
Miglierina CZ 15 767 78090
Francavilla Angitola VV 15 1939 80029
Argusto CZ 15 522 80551
Gagliato CZ 16 505 81056
Tiriolo CZ 16 3870 84926
Pianopoli CZ 16 2589 87515
Feroleto Antico CZ 17 2171 89686
Catanzaro CZ 17 90612 180298
Monterosso Calabro VV 17 1729 182027
Satriano CZ 17 3448 185475
Soverato CZ 17 9204 194679
Capistrano VV 19 1042 195721
Torre di Ruggiero CZ 19 1033 196754
Davoli CZ 19 5607 202361
Gimigliano CZ 19 3381 205742
Cardinale CZ 20 2188 207930

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km SW of Catanzaro (90612 inhabitants)
20 Km SE of Lamezia Terme (70714 inhabitants)
55 Km S of Cosenza (67546 inhabitants)
66 Km W of Crotone (62178 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 1.5 2022-11-21
19:41:55		 38.8177 16.4372 22 2024-03-01
15:28:18		 Bollettino Sismico Italiano INGV 114056991
Reviewed
Rev100 		ML 1.5 2022-11-21
19:41:55		 38.8213 16.4565 23 2022-11-21
19:47:03		 Sala Sismica INGV-Roma 112064891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-21 19:41:55 ± 0.29
Latitude 38.8177 ± 0.0090
Longitude 16.4372 ± 0.0139
Depth (km) 22 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114056991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1230
Semi-minor axis of confidence ellipse (meter) 500
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 104
Circular confidence region, given by single value of horizontal uncertainty (meter) 1230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 138
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.01439
Epicentral distance of station farthest from the epicenter (degree) 0.58726
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:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 114056991
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-02-04 21:31:01

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 112064891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-21 19:47:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAR1.HHZ. 2022-11-21T19:42:12.95 0.3 undecidable manual S 338 52.1034 105 0.71 61
MN.TIP.HHZ. 2022-11-21T19:42:10.70 0.3 undecidable manual S 35 48.7179 106 -0.68 60
IV.PLAC.HHZ. 2022-11-21T19:42:09.86 0.1 undecidable manual S 180 40.8258 110 0.49 86
IV.SERS.HHZ. 2022-11-21T19:42:07.79 0.3 undecidable manual S 42 32.5452 116 0.47 68
IV.CELI.HHE. 2022-11-21T19:42:06.89 0.3 undecidable manual P 5 65.1903 101 -0.24 67
IV.GIZZ.HHZ. 2022-11-21T19:42:06.22 0.1 undecidable manual S 312 26.751 121 0.26 97
IV.CAR1.HHZ. 2022-11-21T19:42:04.89 0.1 negative manual P 338 52.1034 105 -0.28 91
MN.TIP.HHZ. 2022-11-21T19:42:04.05 0.6 negative manual P 35 48.7179 106 -0.62 42
IV.PLAC.HHZ. 2022-11-21T19:42:03.24 0.3 positive manual P 180 40.8258 110 -0.27 71
IV.SERS.HHZ. 2022-11-21T19:42:02.78 0.1 negative manual P 42 32.5452 116 0.46 91
IV.GRI.EHZ. 2022-11-21T19:42:02.05 0.6 undecidable manual S 289 1.5984 175 -0.12 51
IV.GIZZ.HHZ. 2022-11-21T19:42:01.31 0.1 undecidable manual P 312 26.751 121 -0.23 96
IV.GRI.EHZ. 2022-11-21T19:41:59.09 0.1 positive manual P 289 1.5984 175 -0.26 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GRI.EHN. ML:1.9 0.0006615 0.32 AML other m 2022-11-21T19:42:02.33
IV.GRI.EHE. ML:1.7 0.0003931189 0.1536 AML other m 2022-11-21T19:42:02.57
IV.GIZZ.HHN. ML:1.7 0.00023741434999999998 0.2432 AML other m 2022-11-21T19:42:07.32
IV.SERS.HHE. ML:1.2 0.000053000125 0.2944 AML other m 2022-11-21T19:42:07.71
IV.SERS.HNE. ML:1.4 0.00008762273500000001 0.32 AML other m 2022-11-21T19:42:07.68
IV.SERS.HHN. ML:1.3 0.00006969318499999999 0.32 AML other m 2022-11-21T19:42:07.68
IV.GIZZ.HHE. ML:1.7 0.000223 0.26 AML other m 2022-11-21T19:42:09.81
IV.SERS.HNN. ML:1.2 0.00005642041 0.32 AML other m 2022-11-21T19:42:10.91
MN.TIP.HHN. ML:0.0 0.000061102885 1.6288 AML other m 2022-11-21T19:42:10.99
MN.TIP.HHE. ML:0.0 0.000039818565 0.576 AML other m 2022-11-21T19:42:11.14
IV.PLAC.HHE. ML:1.4 0.00007082115 0.2816 AML other m 2022-11-21T19:42:12.45
IV.CAR1.HHN. ML:0.0 0.0002158056 0.3328 AML other m 2022-11-21T19:42:14.85
IV.CAR1.HNN. ML:0.0 0.00021237374999999998 0.3712 AML other m 2022-11-21T19:42:14.85
IV.PLAC.HNE. ML:1.4 0.000076440685 0.4224 AML other m 2022-11-21T19:42:15.77
IV.CAR1.HNE. ML:0.0 0.0002359928 0.3712 AML other m 2022-11-21T19:42:15.77
IV.CAR1.HHE. ML:0.0 0.0002551726 0.5248 AML other m 2022-11-21T19:42:15.77
IV.PLAC.HHN. ML:1.2 0.00004971673 1.5776 AML other m 2022-11-21T19:42:15.11
IV.PLAC.HNN. ML:1.5 0.00008386818 0.9376 AML other m 2022-11-21T19:42:17.13
MN.TIP.HNN. ML:0.0 0.000065175335 0.9856 AML other m 2022-11-21T19:42:17.32
MN.TIP.HNE. ML:0.0 0.00006901690500000001 0.7712 AML other m 2022-11-21T19:42:17.52
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