Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 08-12-2021 and time 00:52:54 (Italy) in region 3 km E Decollatura (CZ)

A magnitude ML 1.6 earthquake occured in region: 3 km E Decollatura (CZ), on

  • 07-12-2021 23:52:54 (UTC)
  • 08-12-2021 00:52:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.0380, 16.3850 at 17 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
Decollatura CZ 3 3159 3159
Serrastretta CZ 4 3176 6335
Soveria Mannelli CZ 5 3076 9411
Carlopoli CZ 7 1516 10927
Panettieri CS 7 351 11278
Platania CZ 7 2172 13450
Bianchi CS 8 1305 14755
San Pietro Apostolo CZ 8 1691 16446
Feroleto Antico CZ 8 2171 18617
Lamezia Terme CZ 9 70714 89331
Cicala CZ 9 968 90299
Pianopoli CZ 9 2589 92888
Colosimi CS 9 1247 94135
Conflenti CZ 10 1392 95527
Motta Santa Lucia CZ 10 845 96372
Pedivigliano CS 11 831 97203
Scigliano CS 12 1226 98429
Miglierina CZ 13 767 99196
Amato CZ 13 835 100031
Martirano CZ 13 884 100915
Martirano Lombardo CZ 14 1112 102027
Carpanzano CS 14 255 102282
Gimigliano CZ 14 3381 105663
Parenti CS 14 2188 107851
Tiriolo CZ 15 3870 111721
Marcellinara CZ 15 2285 114006
Altilia CS 15 711 114717
Sorbo San Basile CZ 16 809 115526
Marzi CS 16 989 116515
Gizzeria CZ 17 4982 121497
Rogliano CS 17 5637 127134
San Mango d'Aquino CZ 17 1564 128698
Taverna CZ 17 2703 131401
Grimaldi CS 17 1680 133081
Belsito CS 17 923 134004
Fossato Serralta CZ 18 594 134598
Settingiano CZ 18 3124 137722
Pentone CZ 18 2113 139835
Malito CS 18 783 140618
Santo Stefano di Rogliano CS 18 1725 142343
Albi CZ 19 949 143292
Nocera Terinese CZ 19 4731 148023
Falerna CZ 19 4028 152051
Mangone CS 19 1891 153942
Caraffa di Catanzaro CZ 20 1866 155808
Maida CZ 20 4566 160374

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km NE of Lamezia Terme (70714 inhabitants)
23 Km NW of Catanzaro (90612 inhabitants)
31 Km SE of Cosenza (67546 inhabitants)
64 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 1.6 2021-12-07
23:52:54		 39.0375 16.3847 17 2022-03-30
13:04:22		 Bollettino Sismico Italiano INGV 98625681
Reviewed
Rev100 		ML 1.6 2021-12-07
23:52:54		 39.0438 16.3843 16 2021-12-07
23:57:33		 Sala Sismica INGV-Roma 98259931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-07 23:52:54 ± 0.05
Latitude 39.0375 ± 0.0027
Longitude 16.3847 ± 0.0035
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 98625681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 340
Semi-minor axis of confidence ellipse (meter) 69
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 96
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.14929
Epicentral distance of station farthest from the epicenter (degree) 0.62323
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 98625681
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-12-17 15:41:51

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 98259931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-12-07 23:57:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FERC.HHZ.00 2021-12-07T23:53:15.19 3.0 undecidable manual S 199 68.5758 96 0.34 0
IV.CET2.HHZ. 2021-12-07T23:53:14.18 0.3 undecidable manual S 326 65.7897 96 0.06 69
IV.PLAC.HHE. 2021-12-07T23:53:13.62 0.6 undecidable manual S 176 65.3901 96 -0.39 43
IV.JOPP.HNN. 2021-12-07T23:53:13.51 0.3 undecidable manual S 222 64.3911 97 -0.23 67
IV.CELI.HHZ. 2021-12-07T23:53:07.82 0.3 undecidable manual S 15 41.9247 101 0.02 72
IV.FERC.HHZ.00 2021-12-07T23:53:06.50 1.0 undecidable manual P 199 68.5758 96 0.46 21
IV.TDS.HHZ. 2021-12-07T23:53:06.53 1.0 undecidable manual P 357 69.1752 96 0.4 21
IV.PLAC.HHE. 2021-12-07T23:53:05.54 0.1 undecidable manual P 176 65.3901 96 -0.02 93
IV.PIPA.HHZ. 2021-12-07T23:53:05.16 0.1 undecidable manual P 37 61.9935 97 0.13 91
IV.JOPP.HNN. 2021-12-07T23:53:05.64 0.3 undecidable manual P 222 64.3911 97 0.24 66
IV.CET2.HHZ. 2021-12-07T23:53:05.44 0.1 undecidable manual P 326 65.7897 96 -0.18 89
IV.CAR1.HHZ. 2021-12-07T23:53:04.33 0.3 undecidable manual S 328 28.2495 110 0.05 74
IV.SPS2.HHZ. 2021-12-07T23:53:04.10 0.3 undecidable manual S 352 28.4493 109 -0.22 71
IV.GRI.EHZ. 2021-12-07T23:53:03.77 1.0 undecidable manual S 173 24.0537 114 0.52 22
IV.SERS.HHZ. 2021-12-07T23:53:03.59 0.3 undecidable manual S 90 26.1516 112 -0.18 72
IV.SELL.HHZ. 2021-12-07T23:53:02.88 0.3 undecidable manual S 106 21.867 117 0.18 73
IV.GIZZ.HHZ. 2021-12-07T23:53:01.42 0.3 undecidable manual S 247 16.5723 127 -0.09 74
IV.CELI.HHZ. 2021-12-07T23:53:01.89 0.1 undecidable manual P 15 41.9247 101 -0.08 95
IV.CAR1.HHZ. 2021-12-07T23:53:00.00 0.1 undecidable manual P 328 28.2495 110 0.06 98
IV.SPS2.HHZ. 2021-12-07T23:53:00.10 0.1 undecidable manual P 352 28.4493 109 0.14 96
IV.SERS.HHZ. 2021-12-07T23:52:59.56 0.1 undecidable manual P 90 26.1516 112 -0.08 98
IV.GRI.EHZ. 2021-12-07T23:52:59.37 0.1 undecidable manual P 173 24.0537 114 0.02 99
IV.GIZZ.HHZ. 2021-12-07T23:52:58.41 0.1 undecidable manual P 247 16.5723 127 0.07 100
IV.SELL.HHZ. 2021-12-07T23:52:58.98 0.1 undecidable manual P 106 21.867 117 -0.05 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SELL.HNN. ML:1.8 0.0003705 0.24 AML other m 2021-12-07T23:53:03.20
IV.SELL.HHN. ML:1.4 0.000129 0.26 AML other m 2021-12-07T23:53:03.33
IV.SELL.HNE. ML:1.9 0.000433 0.28 AML other m 2021-12-07T23:53:03.34
IV.SELL.HHE. ML:1.4 0.0001353 0.4 AML other m 2021-12-07T23:53:03.34
IV.SERS.HNE. ML:1.4 0.0001144 1.68 AML other m 2021-12-07T23:53:03.03
IV.SERS.HNN. ML:1.8 0.000297 1.74 AML other m 2021-12-07T23:53:03.02
IV.SERS.HHE. ML:1.8 0.000321 1.74 AML other m 2021-12-07T23:53:04.01
IV.SERS.HHN. ML:1.2 0.00008592606 0.4224 AML other m 2021-12-07T23:53:04.12
IV.CAR1.HHE. ML:1.9 0.00033199999999999994 0.38 AML other m 2021-12-07T23:53:04.64
IV.CAR1.HHN. ML:1.8 0.0003105 1.58 AML other m 2021-12-07T23:53:04.09
IV.SPS2.HHE. ML:1.1 0.00005315 0.5 AML other m 2021-12-07T23:53:05.22
IV.SPS2.HHN. ML:1.2 0.0000665 0.2 AML other m 2021-12-07T23:53:05.39
IV.GRI.EHN. ML:1.7 0.0002450682 0.3328 AML other m 2021-12-07T23:53:03.89
IV.GRI.EHE. ML:1.4 0.00012131054 0.32 AML other m 2021-12-07T23:53:04.45
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