Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 29-12-2021 and time 18:18:22 (UTC) in region Tirreno Meridionale (MARE)

A magnitude ML 2.4 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 29-12-2021 18:18:22 (UTC)
  • 29-12-2021 19:18:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.7150, 15.4570 at 12 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
83 Km NW of Cosenza (67546 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 2.4 2021-12-29
18:18:22		 39.715 15.457 12 2022-03-30
13:04:28		 Bollettino Sismico Italiano INGV 99611161
Reviewed
Rev100 		ML 2.4 2021-12-29
18:18:21		 39.7033 15.4482 10 2021-12-29
18:29:20		 Sala Sismica INGV-Roma 99120851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-29 18:18:22 ± 0.07
Latitude 39.7150 ± 0.0027
Longitude 15.4570 ± 0.0023
Depth (km) 12 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99611161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 239
Semi-minor axis of confidence ellipse (meter) 239
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 88
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 186
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 44
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.47759
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 29
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 72
Type of magnitude ML
Reference to an origin 99611161
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-20 11:11:52

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 58
Type of magnitude ML
Reference to an origin 99120851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-12-29 18:29:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PP3.EHZ. 2021-12-29T18:28:09.40 3.0 undecidable manual S 9.999 0
IV.VIVA.HHZ. 2021-12-29T18:19:54.86 3.0 undecidable manual Sg 11.79 0
IV.RMP.HHZ. 2021-12-29T18:19:52.28 3.0 undecidable manual Sg 7.29 0
IV.CELB.HHZ. 2021-12-29T18:19:35.92 3.0 undecidable manual P -1.28 0
IV.MPG.HHZ. 2021-12-29T18:19:26.68 3.0 undecidable manual Sn 1.04 0
IV.PP3.EHZ. 2021-12-29T18:19:19.13 3.0 undecidable manual P -3.46 0
IV.HAGA.HHZ. 2021-12-29T18:19:02.95 3.0 undecidable manual P 0.76 0
IT.PLTA.HNZ. 2021-12-29T18:19:00.19 3.0 negative manual P 0.86 0
IV.SERS.HHZ. 2021-12-29T18:18:58.80 0.6 undecidable manual S 125 129.7701 90 -0.33 40
IV.SELL.HHZ. 2021-12-29T18:18:58.80 0.6 undecidable manual S 129 129.1707 90 -0.18 41
MN.TIP.HHZ. 2021-12-29T18:18:58.30 0.6 undecidable manual S 118 126.2736 90 0.08 43
IV.GRI.EHE. 2021-12-29T18:18:58.50 0.6 undecidable manual S 140 129.0708 90 -0.45 39
IV.CELI.HHZ. 2021-12-29T18:18:50.10 0.6 undecidable manual S 111 96.4257 90 -0.13 45
IV.AMUR.HHZ. 2021-12-29T18:18:49.22 0.3 undecidable manual P 36 164.0136 90 0.47 52
IV.PLAC.HHE. 2021-12-29T18:18:48.30 0.3 undecidable manual P 149 163.8138 90 -0.42 53
IV.SPS2.HHZ. 2021-12-29T18:18:47.90 0.6 undecidable manual S 122 88.9443 90 -0.34 44
IV.CDRU.HHZ. 2021-12-29T18:18:47.30 0.6 undecidable manual S 351 86.9463 90 -0.4 43
IV.CAR1.HHZ. 2021-12-29T18:18:46.00 0.6 undecidable manual S 128 82.4508 90 -0.5 43
IV.LADO.EHZ. 2021-12-29T18:18:45.38 0.3 undecidable manual P 110 138.861 90 0.52 57
IV.ACER.HHZ. 2021-12-29T18:18:44.58 0.3 undecidable manual P 19 125.7741 90 1.73 32
IV.SCHR.EHZ. 2021-12-29T18:18:44.70 0.6 undecidable manual S 44 75.1692 90 0.12 47
IV.CMPR.HHZ. 2021-12-29T18:18:43.10 0.3 undecidable manual S 349 68.1762 91 0.4 68
IV.SELL.HHZ. 2021-12-29T18:18:43.49 0.6 undecidable manual P 129 129.1707 90 0.12 42
IV.GRI.EHE. 2021-12-29T18:18:43.53 0.6 undecidable manual P 140 129.0708 90 0.18 42
IV.SERS.HHZ. 2021-12-29T18:18:43.69 0.6 undecidable manual P 125 129.7701 90 0.23 41
IV.JOPP.HNN. 2021-12-29T18:18:43.22 0.6 undecidable manual P 163 128.3715 90 -0.03 43
MN.TIP.HHZ. 2021-12-29T18:18:43.32 0.6 undecidable manual P 118 126.2736 90 0.39 40
IV.PIPA.HHZ. 2021-12-29T18:18:42.46 0.3 undecidable manual P 102 118.8921 90 0.67 56
IV.GIZZ.HHZ. 2021-12-29T18:18:40.28 0.3 undecidable manual P 141 103.9182 90 0.8 55
IV.CELI.HHZ. 2021-12-29T18:18:38.57 0.1 undecidable manual P 111 96.4257 90 0.25 88
IV.MMN.HHZ. 2021-12-29T18:18:38.32 0.6 undecidable manual S 67 49.5171 91 0.61 43
IV.MGR.HHZ. 2021-12-29T18:18:37.00 0.3 undecidable manual S 10 47.619 91 -0.21 72
IV.SPS2.HHZ. 2021-12-29T18:18:37.45 0.3 undecidable manual P 122 88.9443 90 0.28 66
IV.CAR1.HHZ. 2021-12-29T18:18:36.34 0.3 undecidable manual P 128 82.4508 90 0.17 69
IV.CET2.HHZ. 2021-12-29T18:18:36.22 0.6 undecidable manual S 116 47.3193 91 -0.9 39
IX.SRN3.HHZ.02 2021-12-29T18:18:36.08 0.3 undecidable manual P 0 85.5477 90 -0.57 61
IV.CDRU.HHZ. 2021-12-29T18:18:36.30 0.3 undecidable manual P 351 86.9463 90 -0.56 61
IV.BULG.HHZ. 2021-12-29T18:18:35.60 0.6 undecidable manual S 351 40.8258 91 0.19 49
IV.SLCN.HHZ. 2021-12-29T18:18:35.53 0.6 undecidable manual P 11 76.368 90 0.3 45
IV.SCHR.EHZ. 2021-12-29T18:18:35.35 0.3 undecidable manual P 44 75.1692 90 0.3 68
IV.TDS.HHZ. 2021-12-29T18:18:35.22 1.0 undecidable manual P 94 75.4689 90 0.13 23
IV.MCEL.HHZ. 2021-12-29T18:18:34.99 0.3 undecidable manual P 23 73.7706 90 0.16 70
IX.TEGI.HNE.01 2021-12-29T18:18:34.45 0.3 undecidable manual P 5 74.0703 90 -0.43 66
IV.SIRI.HHZ. 2021-12-29T18:18:33.26 1.0 undecidable manual P 34 62.493 91 0.16 24
IV.CMPR.HHZ. 2021-12-29T18:18:33.49 0.1 undecidable manual P 349 68.1762 91 -0.48 87
IV.GRIS.EHZ. 2021-12-29T18:18:33.40 0.3 undecidable manual S 85 33.9438 91 -0.16 75
IV.MTSN.HHZ. 2021-12-29T18:18:33.74 0.6 undecidable manual P 22 66.0894 91 0.09 48
IV.MMN.HHZ. 2021-12-29T18:18:31.04 0.1 undecidable manual P 67 49.5171 91 -0.05 99
IV.CET2.HHZ. 2021-12-29T18:18:30.56 0.1 undecidable manual P 116 47.3193 91 -0.19 97
IV.MGR.HHZ. 2021-12-29T18:18:30.47 0.3 undecidable manual P 10 47.619 91 -0.33 70
IV.BULG.HHZ. 2021-12-29T18:18:29.90 0.1 undecidable manual P 351 40.8258 91 0.13 100
IV.GRIS.EHZ. 2021-12-29T18:18:28.22 0.1 undecidable manual P 85 33.9438 91 -0.47 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GRIS.EHN. ML:2.3 0.0008719999999999999 0.3 AML other m 2021-12-29T18:18:34.19
IV.CET2.HHN. ML:3.2 0.004005 0.44 AML other m 2021-12-29T18:18:36.50
IV.CET2.HHE. ML:2.8 0.0019399999999999999 0.84 AML other m 2021-12-29T18:18:36.83
IV.BULG.HNE. ML:2.4 0.0008415 0.34 AML other m 2021-12-29T18:18:37.42
IV.BULG.HHE. ML:2.4 0.0008719999999999999 0.34 AML other m 2021-12-29T18:18:37.42
IV.BULG.HHN. ML:2.6 0.001375 0.92 AML other m 2021-12-29T18:18:37.80
IV.BULG.HNN. ML:2.6 0.001315 0.94 AML other m 2021-12-29T18:18:37.81
IV.GRIS.EHE. ML:2.3 0.000814 0.76 AML other m 2021-12-29T18:18:37.61
IV.MMN.HHN. ML:3.0 0.002525 0.76 AML other m 2021-12-29T18:18:38.20
IV.MGR.HHN. ML:2.2 0.00047599999999999997 1.04 AML other m 2021-12-29T18:18:39.22
IV.MGR.HNN. ML:2.3 0.000606 0.96 AML other m 2021-12-29T18:18:39.71
IV.MMN.HHE. ML:2.8 0.00189 0.96 AML other m 2021-12-29T18:18:39.79
IV.MGR.HHE. ML:2.3 0.0006020000000000001 0.24 AML other m 2021-12-29T18:18:41.44
IV.MGR.HNE. ML:2.4 0.000679 0.28 AML other m 2021-12-29T18:18:41.58
IV.CMPR.HHE. ML:2.4 0.000468 0.38 AML other m 2021-12-29T18:18:44.08
IV.CMPR.HNE. ML:2.4 0.0004505 0.4 AML other m 2021-12-29T18:18:44.08
IV.CMPR.HHN. ML:2.3 0.00034899999999999997 0.4 AML other m 2021-12-29T18:18:44.09
IV.CMPR.HNN. ML:2.3 0.000341 0.36 AML other m 2021-12-29T18:18:44.11
IV.SIRI.HNE. ML:2.6 0.000883 0.26 AML other m 2021-12-29T18:18:45.70
IV.SIRI.HHE. ML:2.7 0.000909 0.26 AML other m 2021-12-29T18:18:45.70
IV.SIRI.HHN. ML:2.7 0.000937 0.26 AML other m 2021-12-29T18:18:46.67
IV.SIRI.HNN. ML:2.7 0.000923 0.26 AML other m 2021-12-29T18:18:46.80
IV.SCHR.EHE. ML:2.2 0.000214 0.98 AML other m 2021-12-29T18:18:47.08
IV.MTSN.HHE. ML:2.4 0.0005075 0.74 AML other m 2021-12-29T18:18:47.13
IV.MTSN.HNE. ML:2.4 0.0004955000000000001 0.74 AML other m 2021-12-29T18:18:47.13
IV.MTSN.HNN. ML:2.6 0.000746 0.28 AML other m 2021-12-29T18:18:47.34
IV.MTSN.HHN. ML:2.6 0.00078 0.28 AML other m 2021-12-29T18:18:47.34
IV.TDS.HHE. ML:1.7 0.00007885 0.94 AML other m 2021-12-29T18:18:48.00
IV.CAR1.HHN. ML:3.0 0.001435 0.28 AML other m 2021-12-29T18:18:49.20
IV.CAR1.HNN. ML:3.0 0.00135 0.3 AML other m 2021-12-29T18:18:49.20
IV.MCEL.HHE. ML:2.3 0.000325 1.22 AML other m 2021-12-29T18:18:49.22
IV.SCHR.EHN. ML:2.2 0.0002405 0.9 AML other m 2021-12-29T18:18:49.55
IV.MCEL.HNE. ML:2.8 0.0009459999999999999 1.52 AML other m 2021-12-29T18:18:49.82
IV.CAR1.HHE. ML:2.9 0.0011315 0.3 AML other m 2021-12-29T18:18:49.89
IV.CAR1.HNE. ML:2.9 0.001052 1.3 AML other m 2021-12-29T18:18:49.90
IV.TDS.HHN. ML:1.8 0.00008274999999999999 0.66 AML other m 2021-12-29T18:18:50.42
IV.MCEL.HHN. ML:2.3 0.0003165 0.46 AML other m 2021-12-29T18:18:50.62
IV.SPS2.HHE. ML:2.7 0.000647 0.28 AML other m 2021-12-29T18:18:50.79
IV.MCEL.HNN. ML:2.7 0.0007740000000000001 1.16 AML other m 2021-12-29T18:18:50.85
IV.SPS2.HHN. ML:2.7 0.000638 0.28 AML other m 2021-12-29T18:18:51.50
IV.CDRU.HHN. ML:2.1 0.00017099999999999998 0.1 AML other m 2021-12-29T18:18:51.89
IV.CDRU.HNN. ML:2.1 0.0001565 0.1 AML other m 2021-12-29T18:18:51.89
IV.SLCN.HHN. ML:2.4 0.0003465 0.6 AML other m 2021-12-29T18:18:52.16
IV.CDRU.HHE. ML:2.4 0.0003035 1.18 AML other m 2021-12-29T18:18:52.94
IV.CELI.HNN. ML:2.4 0.0002755 0.76 AML other m 2021-12-29T18:18:52.79
IV.CELI.HHN. ML:2.4 0.0002605 0.74 AML other m 2021-12-29T18:18:52.79
IV.CDRU.HNE. ML:2.4 0.0002725 0.76 AML other m 2021-12-29T18:18:52.44
IV.SLCN.HHE. ML:2.5 0.0004885 0.92 AML other m 2021-12-29T18:18:52.53
IV.GIZZ.HHN. ML:3.1 0.0012749999999999999 0.22 AML other m 2021-12-29T18:18:53.57
IV.GIZZ.HHE. ML:2.9 0.0008394999999999999 0.22 AML other m 2021-12-29T18:18:53.46
IX.SRN3.HHE.02 ML:2.6 0.0005105 0.42 AML other m 2021-12-29T18:18:54.36
IV.CELI.HHE. ML:2.4 0.0002495 0.68 AML other m 2021-12-29T18:18:54.16
IV.CELI.HNE. ML:2.4 0.00024349999999999998 0.68 AML other m 2021-12-29T18:18:54.16
IX.SRN3.HHN.02 ML:2.6 0.0004825 0.38 AML other m 2021-12-29T18:18:54.60
IV.PIPA.HHN. ML:2.3 0.00014 0.48 AML other m 2021-12-29T18:19:01.34
IV.SERS.HHN. ML:2.2 0.00009900000000000001 1.5 AML other m 2021-12-29T18:19:01.06
IV.SERS.HHE. ML:2.4 0.0001505 0.38 AML other m 2021-12-29T18:19:02.20
IV.SELL.HHE. ML:2.0 0.0000644 0.76 AML other m 2021-12-29T18:19:02.36
IV.PIPA.HHE. ML:2.4 0.00020500000000000002 0.48 AML other m 2021-12-29T18:19:02.96
IV.ACER.HHN. ML:2.4 0.000164 0.52 AML other m 2021-12-29T18:19:03.34
IV.ACER.HNN. ML:2.4 0.000166 0.52 AML other m 2021-12-29T18:19:03.35
IV.SELL.HNN. ML:2.5 0.0001915 0.38 AML other m 2021-12-29T18:19:03.63
IV.ACER.HHE. ML:2.4 0.000179 0.52 AML other m 2021-12-29T18:19:03.43
IV.ACER.HNE. ML:2.4 0.00017299999999999998 0.54 AML other m 2021-12-29T18:19:03.43
IV.SELL.HHN. ML:2.0 0.000059499999999999996 0.66 AML other m 2021-12-29T18:19:05.95
IV.SELL.HNE. ML:2.5 0.00023 1.14 AML other m 2021-12-29T18:19:06.39
MN.TIP.HHE. ML:1.8 0.0000471 1.38 AML other m 2021-12-29T18:19:07.94
IV.LADO.EHE. ML:2.4 0.0001585 0.34 AML other m 2021-12-29T18:19:08.57
IV.LADO.EHN. ML:2.2 0.000095 0.24 AML other m 2021-12-29T18:19:08.47
MN.TIP.HHN. ML:1.9 0.0000482 0.6 AML other m 2021-12-29T18:19:08.60
IV.AMUR.HHN. ML:2.2 0.00006429999999999999 0.86 AML other m 2021-12-29T18:19:09.44
IV.AMUR.HHE. ML:2.2 0.00006825 1.1 AML other m 2021-12-29T18:19:17.12
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
Waveforms Seismic signals in miniseed + resp format Download