Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 10-10-2021 and time 12:37:31 (UTC) in region Costa Ionica Cosentina (Cosenza)

A magnitude ML 1.4 earthquake occured in region: Costa Ionica Cosentina (Cosenza), on

  • 10-10-2021 12:37:31 (UTC)
  • 10-10-2021 14:37:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.7610, 16.5260 at 23 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
Villapiana CS 11 5387 5387
Trebisacce CS 12 9055 14442
Francavilla Marittima CS 14 2910 17352
Cerchiara di Calabria CS 17 2385 19737
Plataci CS 18 739 20476
Cassano all'Ionio CS 18 18495 38971
Corigliano Calabro CS 18 40427 79398
Albidona CS 19 1352 80750
Terranova da Sibari CS 19 5100 85850
Civita CS 20 902 86752

Municipalities with at least 50000 inhabitants

An earthquake occurred to
57 Km NE of Cosenza (67546 inhabitants)
89 Km N of Lamezia Terme (70714 inhabitants)
92 Km NW of Crotone (62178 inhabitants)
95 Km N of Catanzaro (90612 inhabitants)
100 Km SW of Taranto (201100 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 2021-10-10
12:37:31		 39.7608 16.5257 23 2022-03-30
13:04:11		 Bollettino Sismico Italiano INGV 96470571
Reviewed
Rev100 		ML 1.6 2021-10-10
12:37:31		 39.7733 16.5267 11 2021-10-10
12:50:50		 Sala Sismica INGV-Roma 96406541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-10 12:37:31 ± 0.11
Latitude 39.7608 ± 0.0036
Longitude 16.5257 ± 0.0094
Depth (km) 23 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 96470571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 707
Semi-minor axis of confidence ellipse (meter) 311
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 84
Circular confidence region, given by single value of horizontal uncertainty (meter) 710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.14664
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 96470571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-07 13:17:09

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 96406541
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-10 12:50:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HVIT.HHZ. 2021-10-10T12:39:11.17 3.0 undecidable manual Sg 12.27 0
IV.ESAL.HHZ. 2021-10-10T12:38:36.22 3.0 undecidable manual Sn -0.6 0
AC.VLO.HHZ. 2021-10-10T12:38:35.29 3.0 undecidable manual Sn -0.23 0
IV.EPIT.HHZ. 2021-10-10T12:38:08.00 3.0 positive manual Pn 0.36 0
OT.MASS.HHE. 2021-10-10T12:38:03.05 0.6 undecidable manual S 28 110.0121 97 0 44
GE.MATE.HHE. 2021-10-10T12:38:00.20 0.6 undecidable manual S 9 99.7224 98 -0.12 44
IV.AMUR.HHN. 2021-10-10T12:37:52.31 0.3 undecidable manual P 3 127.2726 96 0.14 62
IX.PGN3.HHN.02 2021-10-10T12:37:50.00 0.3 undecidable manual P 326 109.2129 97 0.61 57
IV.NOCI.HNN. 2021-10-10T12:37:50.57 0.3 undecidable manual P 22 122.7882 96 -0.91 49
OT.MASS.HHE. 2021-10-10T12:37:49.07 0.1 undecidable manual P 28 110.0121 97 -0.45 80
IV.SPS2.HHZ. 2021-10-10T12:37:49.30 0.6 undecidable manual S 197 54.501 106 0.81 39
OT.TAR1.HHE. 2021-10-10T12:37:49.42 0.3 undecidable manual P 37 106.5156 97 0.44 61
GE.MATE.HHE. 2021-10-10T12:37:47.92 0.3 undecidable manual P 9 99.7224 98 -0.02 68
IV.MCEL.HHN. 2021-10-10T12:37:46.00 0.3 undecidable manual P 316 87.7455 99 -0.11 68
IV.PTRP.HHZ. 2021-10-10T12:37:46.90 0.6 undecidable manual P 335 93.1401 98 -0.04 45
IV.CELI.HHE. 2021-10-10T12:37:45.05 0.6 undecidable manual S 182 39.7269 113 0.29 48
IV.SERS.HNN. 2021-10-10T12:37:45.11 0.3 undecidable manual P 170 81.6516 100 -0.08 69
IV.SELL.HHZ. 2021-10-10T12:37:45.88 0.3 undecidable manual P 174 86.7465 99 -0.09 68
IV.MTSN.HHZ. 2021-10-10T12:37:45.93 0.3 undecidable manual P 311 86.4468 99 0.01 69
IV.PIPA.HHZ. 2021-10-10T12:37:44.65 0.6 undecidable manual S 141 39.3273 113 -0.02 50
MN.TIP.HHZ. 2021-10-10T12:37:43.00 0.1 undecidable manual P 163 67.4769 102 -0.05 95
IV.ORI.HHZ. 2021-10-10T12:37:43.73 0.6 undecidable manual S 349 32.8449 118 0.65 44
IV.SIRI.HHZ. 2021-10-10T12:37:43.48 0.3 undecidable manual P 310 72.8715 101 -0.39 66
IV.CRAC.EHN. 2021-10-10T12:37:43.94 0.3 undecidable manual P 354 69.2751 102 0.62 62
IV.LADO.EHE. 2021-10-10T12:37:42.87 0.3 undecidable manual P 144 65.5899 103 0.1 71
IV.GRIS.EHZ. 2021-10-10T12:37:42.50 0.3 undecidable manual P 268 57.3981 105 0.96 55
IV.SCHR.EHN. 2021-10-10T12:37:41.99 0.3 undecidable manual P 322 61.8936 104 -0.22 70
IV.CAR1.HHN. 2021-10-10T12:37:41.99 0.3 undecidable manual P 206 62.3931 103 -0.29 68
IV.CET2.HHZ. 2021-10-10T12:37:41.46 0.3 undecidable manual P 242 55.2003 106 0.26 70
IV.SPS2.HHZ. 2021-10-10T12:37:41.10 0.1 undecidable manual P 197 54.501 106 -0.01 98
IV.TDS.HHZ. 2021-10-10T12:37:39.90 0.3 undecidable manual S 235 19.5693 134 -0.3 73
IV.MMN.HHE. 2021-10-10T12:37:39.86 0.3 undecidable manual P 288 47.8188 108 -0.26 71
IV.PIPA.HHZ. 2021-10-10T12:37:38.98 0.1 undecidable manual P 141 39.3273 113 0.08 100
IV.CELI.HHE. 2021-10-10T12:37:38.90 0.1 undecidable manual P 182 39.7269 113 -0.06 100
IV.ORI.HHZ. 2021-10-10T12:37:37.69 0.1 undecidable manual P 349 32.8449 118 -0.3 96
IV.TDS.HHZ. 2021-10-10T12:37:36.08 0.1 undecidable manual P 235 19.5693 134 -0.25 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TDS.HHN. ML:1.2 0.0000818 0.74 AML other m 2021-10-10T12:37:40.97
IV.TDS.HHE. ML:1.2 0.0000734 1.04 AML other m 2021-10-10T12:37:42.43
IV.ORI.HHN. ML:2.4 0.0008055 0.48 AML other m 2021-10-10T12:37:45.11
IV.PIPA.HHE. ML:1.4 0.000086271665 0.1792 AML other m 2021-10-10T12:37:45.00
IV.ORI.HHE. ML:2.4 0.0009175 0.6 AML other m 2021-10-10T12:37:46.95
IV.PIPA.HHN. ML:1.4 0.00006869930000000001 0.256 AML other m 2021-10-10T12:37:46.82
IV.SPS2.HHN. ML:1.3 0.000039699999999999996 0.32 AML other m 2021-10-10T12:37:52.60
IV.SPS2.HHE. ML:1.2 0.00003465 0.98 AML other m 2021-10-10T12:38:02.27
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