Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 21-01-2021 and time 08:21:06 (Italy) in region 6 km NE Albi (CZ)

A magnitude ML 1.3 earthquake occured in region: 6 km NE Albi (CZ), on

  • 21-01-2021 07:21:06 (UTC)
  • 21-01-2021 08:21:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.0730, 16.6320 at 25 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 6 949 949
Magisano CZ 6 1258 2207
Taverna CZ 7 2703 4910
Sorbo San Basile CZ 8 809 5719
Zagarise CZ 8 1647 7366
Fossato Serralta CZ 10 594 7960
Sellia CZ 10 530 8490
Sersale CZ 11 4630 13120
Pentone CZ 11 2113 15233
Cerva CZ 11 1223 16456
Petronà CZ 11 2629 19085
Simeri Crichi CZ 13 4698 23783
Andali CZ 13 769 24552
Cicala CZ 14 968 25520
Gimigliano CZ 14 3381 28901
Mesoraca KR 14 6523 35424
Cotronei KR 14 5480 40904
Petilia Policastro KR 15 9173 50077
Soveria Simeri CZ 15 1564 51641
Belcastro CZ 15 1399 53040
Carlopoli CZ 15 1516 54556
Panettieri CS 15 351 54907
San Pietro Apostolo CZ 16 1691 56598
Cropani CZ 17 4778 61376
Tiriolo CZ 18 3870 65246
Marcedusa CZ 18 448 65694
Catanzaro CZ 19 90612 156306
Bianchi CS 19 1305 157611
Miglierina CZ 20 767 158378
Serrastretta CZ 20 3176 161554
Marcellinara CZ 20 2285 163839

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km N of Catanzaro (90612 inhabitants)
29 Km E of Lamezia Terme (70714 inhabitants)
41 Km SE of Cosenza (67546 inhabitants)
43 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 1.3 2021-01-21
07:21:06		 39.0732 16.6325 25 2021-07-12
16:55:04		 Bollettino Sismico Italiano INGV 88754641
Reviewed
Rev100 		ML 1.4 2021-01-21
07:21:05		 39.054 16.6245 26 2021-01-21
07:33:10		 Sala Sismica INGV-Roma 86424131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-21 07:21:06 ± 0.19
Latitude 39.0732 ± 0.0072
Longitude 16.6325 ± 0.0104
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 88754641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 753
Semi-minor axis of confidence ellipse (meter) 713
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 186
Circular confidence region, given by single value of horizontal uncertainty (meter) 750.0
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 19
Number of defining phases 19
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) 0.05756
Epicentral distance of station farthest from the epicenter (degree) 0.74554
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 88754641
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-04-15 16:35:51

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 86424131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-21 07:33:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.JOPP.HNN. 2021-01-21T07:21:20.64 0.6 undecidable manual P 232 82.7505 101 0.25 42
IV.LADO.EHZ. 2021-01-21T07:21:20.23 0.3 undecidable manual S 52 37.9287 116 0.75 59
IV.CET2.HHZ. 2021-01-21T07:21:19.73 0.3 undecidable manual P 311 77.0673 102 0.19 65
IV.CELI.HHZ. 2021-01-21T07:21:19.95 0.6 undecidable manual S 344 38.0286 116 0.43 44
IV.GIZZ.HHN. 2021-01-21T07:21:19.41 0.6 undecidable manual S 254 38.0286 116 -0.1 47
IV.PLAC.HHE. 2021-01-21T07:21:19.02 0.3 undecidable manual P 194 71.1732 103 0.36 64
IV.GRI.EHN. 2021-01-21T07:21:18.61 0.6 undecidable manual S 213 33.3444 120 0.2 47
IV.SPS2.HHZ. 2021-01-21T07:21:18.65 0.6 undecidable manual S 314 34.9428 119 -0.13 47
MN.TIP.HHZ. 2021-01-21T07:21:14.73 0.6 undecidable manual S 43 15.9729 143 -0.16 49
IV.SELL.HHZ. 2021-01-21T07:21:13.95 0.6 undecidable manual S 182 9.9789 155 -0.12 50
IV.GIZZ.HHN. 2021-01-21T07:21:13.95 0.1 undecidable manual P 254 38.0286 116 0.13 94
IV.CELI.HHZ. 2021-01-21T07:21:13.57 0.1 undecidable manual P 344 38.0286 116 -0.25 91
IV.SERS.HHZ. 2021-01-21T07:21:13.60 0.6 undecidable manual S 131 6.3936 164 -0.12 50
IV.LADO.EHZ. 2021-01-21T07:21:13.58 0.1 undecidable manual P 52 37.9287 116 -0.22 92
IV.SPS2.HHZ. 2021-01-21T07:21:13.08 1.0 undecidable manual P 314 34.9428 119 -0.31 23
IV.GRI.EHN. 2021-01-21T07:21:12.89 0.3 undecidable manual P 213 33.3444 120 -0.29 68
MN.TIP.HHZ. 2021-01-21T07:21:11.07 0.1 positive manual P 43 15.9729 143 -0.08 98
IV.SERS.HHZ. 2021-01-21T07:21:10.39 0.1 undecidable manual P 131 6.3936 164 -0.08 100
IV.SELL.HHZ. 2021-01-21T07:21:10.56 0.1 positive manual P 182 9.9789 155 -0.11 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SERS.HNE. ML:1.4 0.000161 0.3 AML other m 2021-01-21T07:21:13.84
IV.SERS.HNN. ML:1.5 0.000199 0.26 AML other m 2021-01-21T07:21:13.84
IV.SERS.HHE. ML:1.6 0.00023300000000000003 0.26 AML other m 2021-01-21T07:21:13.84
IV.SERS.HHN. ML:1.4 0.000154 1.5 AML other m 2021-01-21T07:21:14.78
IV.SELL.HHE. ML:1.4 0.000133 0.74 AML other m 2021-01-21T07:21:14.73
IV.SELL.HNE. ML:1.8 0.000397 0.74 AML other m 2021-01-21T07:21:14.36
IV.SELL.HNN. ML:1.8 0.00038549999999999994 0.28 AML other m 2021-01-21T07:21:14.27
IV.SELL.HHN. ML:1.3 0.0001255 0.3 AML other m 2021-01-21T07:21:14.26
MN.TIP.HHE. ML:1.1 0.000070111886 0.08 AML other m 2021-01-21T07:21:14.90
MN.TIP.HHN. ML:1.3 0.000098049615 0.1792 AML other m 2021-01-21T07:21:14.90
MN.TIP.HNN. ML:1.3 0.00009796834 0.1408 AML other m 2021-01-21T07:21:14.90
MN.TIP.HNE. ML:1.2 0.000073923565 0.2592 AML other m 2021-01-21T07:21:15.71
IV.SPS2.HHE. ML:1.0 0.00003155 0.5 AML other m 2021-01-21T07:21:19.61
IV.SPS2.HHN. ML:0.8 0.000022 0.78 AML other m 2021-01-21T07:21:19.75
IV.LADO.EHN. ML:1.2 0.00004998138000000001 0.1984 AML other m 2021-01-21T07:21:22.18
IV.LADO.EHE. ML:1.3 0.000065370435 0.24 AML other m 2021-01-21T07:21:23.38
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