Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 22-11-2021 and time 00:19:43 (Italy) in region 9 km N Sorbo San Basile (CZ)

A magnitude ML 1.7 earthquake occured in region: 9 km N Sorbo San Basile (CZ), on

  • 21-11-2021 23:19:43 (UTC)
  • 22-11-2021 00:19:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.1040, 16.5570 at 16 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
Albi CZ 9 949 949
Sorbo San Basile CZ 9 809 1758
Taverna CZ 10 2703 4461
Panettieri CS 10 351 4812
Carlopoli CZ 10 1516 6328
Cicala CZ 11 968 7296
Magisano CZ 12 1258 8554
Fossato Serralta CZ 12 594 9148
Bianchi CS 13 1305 10453
Pentone CZ 13 2113 12566
San Pietro Apostolo CZ 13 1691 14257
Colosimi CS 14 1247 15504
Parenti CS 14 2188 17692
Gimigliano CZ 14 3381 21073
Zagarise CZ 15 1647 22720
Sellia CZ 15 530 23250
Cotronei KR 15 5480 28730
Serrastretta CZ 16 3176 31906
Soveria Mannelli CZ 16 3076 34982
Sersale CZ 18 4630 39612
Tiriolo CZ 18 3870 43482
Simeri Crichi CZ 18 4698 48180
Decollatura CZ 18 3159 51339
Cerva CZ 19 1223 52562
Petronà CZ 19 2629 55191
Miglierina CZ 19 767 55958
Amato CZ 20 835 56793
Marcellinara CZ 20 2285 59078

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km N of Catanzaro (90612 inhabitants)
25 Km NE of Lamezia Terme (70714 inhabitants)
33 Km SE of Cosenza (67546 inhabitants)
49 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 1.7 2021-11-21
23:19:43		 39.1042 16.5573 16 2022-03-30
13:04:29		 Bollettino Sismico Italiano INGV 99703011
Reviewed
Rev100 		ML 1.6 2021-11-21
23:19:43		 39.1092 16.5503 13 2021-11-21
23:26:15		 Sala Sismica INGV-Roma 97671391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-21 23:19:43 ± 0.06
Latitude 39.1042 ± 0.0018
Longitude 16.5573 ± 0.0035
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99703011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 216
Semi-minor axis of confidence ellipse (meter) 179
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 235
Circular confidence region, given by single value of horizontal uncertainty (meter) 220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.83637
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 99703011
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-08 17:33:13

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 97671391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-21 23:26:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.POFI.HHZ. 2021-11-21T23:21:30.93 3.0 undecidable manual Sg 13.27 0
IV.GIUL.HHZ. 2021-11-21T23:21:27.22 3.0 undecidable manual Sg 6.62 0
IV.ARCI.HHZ. 2021-11-21T23:21:19.91 3.0 negative manual Pg 16.5 0
OT.OT17.EHZ. 2021-11-21T23:20:56.70 3.0 undecidable manual Sn -5.12 0
IX.CMP3.EHZ.02 2021-11-21T23:20:41.93 3.0 undecidable manual Sg 0.31 0
IV.CMPR.HHZ. 2021-11-21T23:20:28.91 3.0 undecidable manual Sn -3.7 0
IV.MCRV.HHZ. 2021-11-21T23:20:21.88 3.0 undecidable manual Pg 4.79 0
IX.SCL3.EHZ.02 2021-11-21T23:20:16.27 3.0 undecidable manual Pg 1.97 0
IV.GRIS.EHZ. 2021-11-21T23:20:10.90 0.6 undecidable manual S 320 92.8404 94 0.43 40
IV.JOPP.HHZ. 2021-11-21T23:20:07.00 0.3 undecidable manual S 227 80.0643 94 -0.07 66
IV.CET2.HHZ. 2021-11-21T23:20:04.20 0.6 undecidable manual S 313 69.9744 95 -0.17 44
IV.GRIS.EHZ. 2021-11-21T23:19:58.95 0.6 undecidable manual P 320 92.8404 94 0.01 43
IV.JOPP.HHZ. 2021-11-21T23:19:57.33 0.6 undecidable manual P 227 80.0643 94 0.35 41
IV.FERC.HHZ.00 2021-11-21T23:19:57.11 0.6 undecidable manual P 207 81.252 94 -0.05 44
IV.CET2.HHZ. 2021-11-21T23:19:55.43 0.6 undecidable manual P 313 69.9744 95 0.01 45
IV.CELI.HHZ. 2021-11-21T23:19:55.00 0.6 undecidable manual S 353 33.3444 103 0.29 46
IV.PLAC.HHZ. 2021-11-21T23:19:55.86 0.3 undecidable manual P 188 73.371 95 -0.09 67
IV.CAR1.HHZ. 2021-11-21T23:19:54.90 0.6 undecidable manual S 299 34.0437 103 0.01 48
IV.TDS.HHZ. 2021-11-21T23:19:54.63 0.3 undecidable manual P 343 64.491 96 0.05 68
IV.GRI.EHZ. 2021-11-21T23:19:54.80 0.6 undecidable manual S 201 33.4443 103 0.06 48
IV.GIZZ.HHN. 2021-11-21T23:19:54.56 0.6 undecidable manual S 245 33.1446 104 -0.09 48
IV.SPS2.HHZ. 2021-11-21T23:19:53.20 0.6 undecidable manual S 318 27.9498 107 -0.12 47
IV.PIPA.HHZ. 2021-11-21T23:19:51.85 0.3 undecidable manual P 28 47.7189 98 -0.17 69
MN.TIP.HHZ. 2021-11-21T23:19:51.10 0.1 undecidable manual S 64 19.1697 119 -0.06 98
IV.SELL.HHZ. 2021-11-21T23:19:50.20 0.1 undecidable manual S 156 14.7741 128 0.03 99
IV.CAR1.HHZ. 2021-11-21T23:19:49.85 0.3 undecidable manual P 299 34.0437 103 -0.09 71
IV.GIZZ.HHN. 2021-11-21T23:19:49.99 0.6 undecidable manual P 245 33.1446 104 0.19 47
IV.GRI.EHZ. 2021-11-21T23:19:49.65 0.6 undecidable manual P 201 33.4443 103 -0.21 47
IV.CELI.HHZ. 2021-11-21T23:19:49.79 0.1 undecidable manual P 353 33.3444 103 -0.05 96
IV.SERS.HHZ. 2021-11-21T23:19:49.90 0.1 undecidable manual S 124 13.5753 131 -0.04 100
IV.SPS2.HHZ. 2021-11-21T23:19:48.83 0.1 undecidable manual P 318 27.9498 107 -0.21 94
MN.TIP.HHZ. 2021-11-21T23:19:47.83 0.1 negative manual P 64 19.1697 119 0.04 99
IV.SERS.HHZ. 2021-11-21T23:19:47.19 0.1 undecidable manual P 124 13.5753 131 0.1 98
IV.SELL.HHZ. 2021-11-21T23:19:47.27 0.1 positive manual P 156 14.7741 128 0.05 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SERS.HNE. ML:2.1 0.0009904999999999998 0.52 AML other m 2021-11-21T23:19:50.01
IV.SERS.HHN. ML:2.1 0.0010305 0.5 AML other m 2021-11-21T23:19:50.01
IV.SERS.HNN. ML:1.7 0.0004365 0.56 AML other m 2021-11-21T23:19:50.04
IV.SERS.HHE. ML:1.8 0.000528 0.58 AML other m 2021-11-21T23:19:50.03
IV.SELL.HHE. ML:1.5 0.0002525 0.34 AML other m 2021-11-21T23:19:50.44
IV.SELL.HNE. ML:2.0 0.000808 0.34 AML other m 2021-11-21T23:19:50.44
IV.SELL.HHN. ML:1.5 0.000232 0.58 AML other m 2021-11-21T23:19:50.67
IV.SELL.HNN. ML:2.0 0.0007765 0.58 AML other m 2021-11-21T23:19:50.67
MN.TIP.HHN. ML:1.6 0.000238 0.46 AML other m 2021-11-21T23:19:51.22
MN.TIP.HNN. ML:1.5 0.000227 0.46 AML other m 2021-11-21T23:19:51.22
MN.TIP.HHE. ML:1.6 0.00023 0.62 AML other m 2021-11-21T23:19:51.21
MN.TIP.HNE. ML:1.5 0.00022549999999999998 0.62 AML other m 2021-11-21T23:19:51.21
IV.SPS2.HHE. ML:1.2 0.00008055 0.16 AML other m 2021-11-21T23:19:53.87
IV.SPS2.HHN. ML:1.4 0.00011149999999999999 0.3 AML other m 2021-11-21T23:19:54.63
IV.CAR1.HHN. ML:2.0 0.00041749999999999996 1.54 AML other m 2021-11-21T23:19:55.18
IV.CAR1.HNN. ML:2.0 0.000367 1.54 AML other m 2021-11-21T23:19:55.19
IV.CAR1.HHE. ML:2.0 0.0004055 0.58 AML other m 2021-11-21T23:19:55.94
IV.CAR1.HNE. ML:2.1 0.0004380000000000001 0.6 AML other m 2021-11-21T23:19:55.95
IV.CELI.HNN. ML:1.7 0.00017999999999999998 0.34 AML other m 2021-11-21T23:19:55.59
IV.CELI.HHN. ML:1.7 0.00018099999999999998 0.34 AML other m 2021-11-21T23:19:55.76
IV.GRI.EHE. ML:1.4 0.00010899999999999999 0.34 AML other m 2021-11-21T23:19:56.76
IV.GRI.EHN. ML:1.5 0.000131 0.66 AML other m 2021-11-21T23:19:57.04
IV.CELI.HHE. ML:1.4 0.0000926 0.38 AML other m 2021-11-21T23:19:57.34
IV.CELI.HNE. ML:1.4 0.0000991 0.38 AML other m 2021-11-21T23:19:57.34
IV.PIPA.HHE. ML:1.7 0.00013350000000000002 0.18 AML other m 2021-11-21T23:20:01.59
IV.PIPA.HHN. ML:1.5 0.000083 0.84 AML other m 2021-11-21T23:20:01.35
IV.CET2.HHE. ML:1.8 0.000105 0.82 AML other m 2021-11-21T23:20:05.62
IV.CET2.HHN. ML:2.0 0.0001645 0.42 AML other m 2021-11-21T23:20:05.96
IV.TDS.HHE. ML:1.1 0.000026549999999999998 0.24 AML other m 2021-11-21T23:20:07.15
IV.TDS.HHN. ML:1.3 0.00003765 0.52 AML other m 2021-11-21T23:20:07.40
IV.JOPP.HHN. ML:1.7 0.0000773 0.34 AML other m 2021-11-21T23:20:07.39
IV.JOPP.HHE. ML:1.5 0.0000419 0.6 AML other m 2021-11-21T23:20:09.25
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