Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 25-12-2019 and time 20:54:35 (UTC) in region 4 km W Saracena (CS)

A magnitude ML 2.1 earthquake occured in region: 4 km W Saracena (CS), on

  • 25-12-2019 20:54:35 (UTC)
  • 25-12-2019 21:54:35 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.7800, 16.1130 at 7 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
Saracena CS 4 3828 3828
Lungro CS 4 2592 6420
San Basile CS 6 1055 7475
Acquaformosa CS 7 1106 8581
Morano Calabro CS 7 4576 13157
Castrovillari CS 9 22240 35397
Firmo CS 9 2115 37512
Altomonte CS 9 4488 42000
San Donato di Ninea CS 9 1360 43360
Frascineto CS 14 2154 45514
Mottafollone CS 15 1236 46750
San Sosti CS 15 2185 48935
Mormanno CS 16 3027 51962
Verbicaro CS 17 3056 55018
Orsomarso CS 18 1265 56283
Cassano all'Ionio CS 18 18495 74778
Civita CS 18 902 75680
Roggiano Gravina CS 19 7208 82888
San Lorenzo del Vallo CS 20 3394 86282

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km N of Cosenza (67546 inhabitants)
91 Km N of Lamezia Terme (70714 inhabitants)
99 Km S of Potenza (67122 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 2.1 2019-12-25
20:54:35		 39.78 16.1128 7 2020-02-28
16:42:17		 Bollettino Sismico Italiano INGV 75197301
Reviewed
Rev100 		ML 2.1 2019-12-25
20:54:35		 39.7693 16.1098 4 2019-12-25
21:07:39		 Sala Sismica INGV-Roma 74975571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-25 20:54:35 ± 0.07
Latitude 39.7800 ± 0.0036
Longitude 16.1128 ± 0.0047
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75197301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 458
Semi-minor axis of confidence ellipse (meter) 44
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 237
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.18531
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 75197301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-02 10:35:38

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 74975571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-25 21:07:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CIMA.HNZ. 2019-12-25T20:56:21.80 3.0 undecidable manual Sn -0.66 0
IV.BSSO.HNZ. 2019-12-25T20:55:43.20 3.0 undecidable manual Sg 6.22 0
IV.LAV9.HHZ. 2019-12-25T20:55:33.50 3.0 positive manual Pg 8.37 0
IV.VBKN.HHZ. 2019-12-25T20:55:25.29 3.0 undecidable manual Sn -0.75 0
IV.VBKN.HHZ. 2019-12-25T20:55:08.31 3.0 positive manual Pg 4.51 0
IV.JOPP.HHZ. 2019-12-25T20:54:57.29 0.1 undecidable manual P 189 131.5683 50 -0.07 81
IV.BULG.HHZ. 2019-12-25T20:54:57.53 0.3 undecidable manual S 298 70.7736 50 0.11 68
IV.MCEL.HHZ. 2019-12-25T20:54:56.10 0.3 undecidable manual S 337 65.9895 50 -0.04 70
IV.MGR.HHZ. 2019-12-25T20:54:55.73 0.3 undecidable manual S 310 61.8936 50 0.66 60
IV.CAR1.HHZ. 2019-12-25T20:54:54.59 0.1 undecidable manual S 172 58.9965 50 0.3 90
IV.CELI.HHZ. 2019-12-25T20:54:52.71 0.3 undecidable manual S 141 53.8017 50 -0.19 69
IV.SIRI.HHZ. 2019-12-25T20:54:51.19 0.3 undecidable manual S 335 49.2174 50 -0.49 66
IV.MIGL.HHZ. 2019-12-25T20:54:51.39 0.1 undecidable manual P 17 95.5377 50 -0.42 81
MN.TIP.HHZ. 2019-12-25T20:54:50.86 0.1 undecidable manual P 140 86.5467 50 0.44 83
IV.ORI.HHZ. 2019-12-25T20:54:50.03 0.1 undecidable manual S 44 41.5251 50 0.4 90
IV.BULG.HHZ. 2019-12-25T20:54:48.19 0.1 undecidable manual P 298 70.7736 50 0.2 89
MN.CUC.HHZ. 2019-12-25T20:54:46.98 0.1 undecidable manual S 313 34.6431 101 -0.37 92
IV.CAR1.HHZ. 2019-12-25T20:54:46.40 0.1 undecidable manual P 172 58.9965 50 0.22 91
IV.MGR.HHZ. 2019-12-25T20:54:46.74 0.1 undecidable manual P 310 61.8936 50 0.12 93
IV.MCEL.HHZ. 2019-12-25T20:54:46.96 0.1 undecidable manual P 337 65.9895 50 -0.28 89
IV.CELI.HHZ. 2019-12-25T20:54:45.20 0.1 undecidable manual P 141 53.8017 50 -0.17 93
IV.SPS2.HHZ. 2019-12-25T20:54:45.45 0.1 undecidable manual P 160 57.5979 50 -0.5 86
IV.CET2.HHZ. 2019-12-25T20:54:45.75 0.1 undecidable manual S 206 30.9468 102 -0.34 93
IV.SIRI.HHZ. 2019-12-25T20:54:44.40 0.1 undecidable manual P 335 49.2174 50 -0.27 92
IV.SALB.HHZ. 2019-12-25T20:54:43.16 0.1 undecidable manual S 61 22.5552 106 -0.11 99
IV.TDS.HHZ. 2019-12-25T20:54:43.85 0.3 undecidable manual S 125 23.3544 106 0.34 71
IV.ORI.HHZ. 2019-12-25T20:54:43.36 0.1 undecidable manual P 44 41.5251 50 -0.13 96
MN.CUC.HHZ. 2019-12-25T20:54:42.07 0.1 undecidable manual P 313 34.6431 101 -0.1 98
IV.MMN.HHZ. 2019-12-25T20:54:41.62 0.1 undecidable manual S 320 16.1727 112 0.47 93
IV.CET2.HHZ. 2019-12-25T20:54:41.43 0.1 undecidable manual P 206 30.9468 102 -0.01 100
IV.TDS.HHZ. 2019-12-25T20:54:40.07 0.1 undecidable manual P 125 23.3544 106 0.11 99
IV.SALB.HHZ. 2019-12-25T20:54:39.64 0.1 undecidable manual P 61 22.5552 106 -0.17 98
IV.MMN.HHZ. 2019-12-25T20:54:38.95 0.1 undecidable manual P 320 16.1727 112 0.37 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMN.HHE. ML:2.7 0.005199999999999999 1.18 AML other m 2019-12-25T20:54:42.28
IV.MMN.HHN. ML:2.9 0.007814999999999999 1.84 AML other m 2019-12-25T20:54:43.00
IV.SALB.HHN. ML:2.1 0.0008999999999999999 0.52 AML other m 2019-12-25T20:54:44.75
IV.SALB.HHE. ML:2.3 0.0012749999999999999 1.12 AML other m 2019-12-25T20:54:45.97
IV.CET2.HHE. ML:2.2 0.0008165 0.2 AML other m 2019-12-25T20:54:46.10
IV.TDS.HHE. ML:1.8 0.0003895 1.08 AML other m 2019-12-25T20:54:46.89
IV.TDS.HHN. ML:1.6 0.0002385 1.32 AML other m 2019-12-25T20:54:46.02
IV.CET2.HHN. ML:2.4 0.0012050000000000001 0.74 AML other m 2019-12-25T20:54:47.05
IV.ORI.HHN. ML:2.4 0.0009270000000000001 1.28 AML other m 2019-12-25T20:54:51.82
MN.CUC.HHE. ML:1.9 0.00035299999999999996 0.38 AML other m 2019-12-25T20:54:52.99
MN.CUC.HHN. ML:1.8 0.0002735 1.5 AML other m 2019-12-25T20:54:52.22
IV.ORI.HHE. ML:2.6 0.0014849999999999998 0.68 AML other m 2019-12-25T20:54:53.27
IV.SIRI.HHE. ML:2.0 0.00026250000000000004 0.22 AML other m 2019-12-25T20:54:54.47
IV.SIRI.HNE. ML:2.0 0.0002525 0.24 AML other m 2019-12-25T20:54:54.48
IV.SIRI.HHN. ML:2.0 0.000284 0.72 AML other m 2019-12-25T20:54:57.42
IV.SIRI.HNN. ML:2.0 0.00029000000000000006 0.7 AML other m 2019-12-25T20:54:57.42
IV.CAR1.HNN. ML:2.3 0.00043149999999999997 0.28 AML other m 2019-12-25T20:54:58.89
IV.CAR1.HHN. ML:2.2 0.0003595 0.34 AML other m 2019-12-25T20:54:58.89
IV.MGR.HHE. ML:1.8 0.0001185 0.3 AML other m 2019-12-25T20:54:59.15
IV.CAR1.HNE. ML:2.2 0.00038 1 AML other m 2019-12-25T20:54:59.28
IV.SPS2.HHE. ML:1.6 0.00009565 1.62 AML other m 2019-12-25T20:54:59.87
IV.CAR1.HHE. ML:2.2 0.0003815 0.46 AML other m 2019-12-25T20:55:00.05
IV.SPS2.HHN. ML:1.6 0.00009570000000000001 1.02 AML other m 2019-12-25T20:55:00.15
IV.CELI.HHE. ML:2.0 0.0002645 0.76 AML other m 2019-12-25T20:55:00.78
IV.CELI.HHN. ML:1.9 0.0001945 0.82 AML other m 2019-12-25T20:55:00.37
IV.BULG.HHE. ML:1.9 0.00014525 1.54 AML other m 2019-12-25T20:55:01.87
IV.MGR.HHN. ML:1.8 0.00011775 1.28 AML other m 2019-12-25T20:55:01.22
IV.BULG.HHN. ML:2.1 0.0002195 0.58 AML other m 2019-12-25T20:55:05.38
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
Waveforms Seismic signals in miniseed + resp format Download