Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 23-01-2023 and time 01:38:42 (UTC) in region 2 km E Guardia Piemontese (CS)

A magnitude ML 2.0 earthquake occured in region: 2 km E Guardia Piemontese (CS), on

  • 23-01-2023 01:38:42 (UTC)
  • 23-01-2023 02:38:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.4650, 16.0220 at 60 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
Guardia Piemontese CS 2 1911 1911
Fuscaldo CS 5 8140 10051
Acquappesa CS 7 1907 11958
Rota Greca CS 8 1156 13114
San Martino di Finita CS 8 1100 14214
Cetraro CS 9 10128 24342
Cerzeto CS 9 1373 25715
San Benedetto Ullano CS 10 1555 27270
Lattarico CS 10 4013 31283
Mongrassano CS 11 1607 32890
Fagnano Castello CS 11 3885 36775
Torano Castello CS 12 4614 41389
Paola CS 12 16013 57402
Cervicati CS 13 829 58231
San Marco Argentano CS 13 7424 65655
Montalto Uffugo CS 13 19669 85324
Santa Caterina Albanese CS 14 1222 86546
Malvito CS 16 1795 88341
San Vincenzo La Costa CS 16 2195 90536
Bonifati CS 17 2858 93394
San Fili CS 17 2719 96113
San Lucido CS 18 6047 102160
Sant'Agata di Esaro CS 18 1890 104050
Sangineto CS 18 1338 105388

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NW of Cosenza (67546 inhabitants)
60 Km NW of Lamezia Terme (70714 inhabitants)
79 Km NW of Catanzaro (90612 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 2.0 2023-01-23
01:38:42		 39.4647 16.0222 60 2024-03-01
17:18:01		 Bollettino Sismico Italiano INGV 116029221
Reviewed
Rev100 		ML 2.0 2023-01-23
01:38:42		 39.4498 15.9825 56 2023-01-23
01:48:31		 Sala Sismica INGV-Roma 113737781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-23 01:38:42 ± 0.18
Latitude 39.4647 ± 0.0117
Longitude 16.0222 ± 0.0221
Depth (km) 60 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116029221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1834
Semi-minor axis of confidence ellipse (meter) 832
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 68
Circular confidence region, given by single value of horizontal uncertainty (meter) 1830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 119
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.08274
Epicentral distance of station farthest from the epicenter (degree) 1.54414
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 116029221
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-21 08:00:12

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 113737781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-23 01:48:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MGR.HHZ. 2023-01-23T01:39:08.91 0.6 undecidable manual S 332 84.6486 114 0.11 42
IV.MTTG.HHZ. 2023-01-23T01:39:07.12 0.3 undecidable manual P 190 164.5131 100 -0.01 53
IV.MCRV.HHZ. 2023-01-23T01:39:06.81 0.6 undecidable manual P 334 163.1145 100 -0.16 35
XE.BIDON.HHZ. 2023-01-23T01:39:06.48 0.6 undecidable manual S 35 64.9905 123 1.42 25
IV.MPNC.HHZ. 2023-01-23T01:39:06.33 0.3 undecidable manual P 202 157.2204 101 0.09 55
IV.MSRU.HHZ. 2023-01-23T01:39:04.30 0.3 undecidable manual P 199 140.3484 102 0.11 58
XE.TNOVA.HNE. 2023-01-23T01:39:04.99 0.6 undecidable manual S 20 60.0954 125 0.78 35
IV.NOCI.HHZ. 2023-01-23T01:39:04.82 0.3 undecidable manual P 31 171.3951 100 -3.16 3
IV.PLAC.HHE. 2023-01-23T01:39:03.24 0.3 undecidable manual P 162 118.1928 106 1.73 30
OT.TAR1.HHZ. 2023-01-23T01:39:03.26 0.1 undecidable manual P 42 159.3183 101 -3.23 4
IV.SALB.HHZ. 2023-01-23T01:39:03.73 0.3 undecidable manual S 31 53.502 130 0.67 57
IV.CELI.HHZ. 2023-01-23T01:39:01.83 0.3 undecidable manual S 99 42.2244 138 0.52 63
IV.MMN.HHZ. 2023-01-23T01:39:01.86 0.3 undecidable manual S 357 47.4192 134 -0.22 68
IV.TDS.HHZ. 2023-01-23T01:39:00.02 0.3 undecidable manual S 51 34.6431 144 -0.25 69
IV.CET2.HHZ. 2023-01-23T01:38:58.11 0.3 undecidable manual S 321 9.1797 170 0.04 75
IV.CAR1.HHZ. 2023-01-23T01:38:58.82 0.3 undecidable manual S 145 28.5492 149 -0.72 58
IV.BULG.HHN. 2023-01-23T01:38:58.26 0.3 undecidable manual P 321 87.4458 113 0.36 60
IV.MGR.HHZ. 2023-01-23T01:38:57.34 0.3 undecidable manual P 332 84.6486 114 -0.24 63
IV.SERS.HNN. 2023-01-23T01:38:57.09 0.3 undecidable manual P 130 74.4699 118 0.65 57
IV.SELL.HHZ. 2023-01-23T01:38:56.64 0.3 undecidable manual P 136 74.5698 118 0.19 65
IV.SIRI.HHZ. 2023-01-23T01:38:56.91 0.6 undecidable manual P 351 80.6637 116 -0.22 43
IV.GRI.EHZ. 2023-01-23T01:38:56.79 1.0 undecidable manual P 154 79.0653 116 -0.16 21
XE.BIDON.HHZ. 2023-01-23T01:38:55.10 0.3 undecidable manual P 35 64.9905 123 -0.32 65
XE.TNOVA.HNE. 2023-01-23T01:38:54.78 0.3 undecidable manual P 20 60.0954 125 -0.14 68
IV.PIPA.HHZ. 2023-01-23T01:38:54.68 0.1 undecidable manual P 88 67.9764 121 -1.06 65
XE.FRASC.HNE. 2023-01-23T01:38:54.18 0.3 undecidable manual P 27 46.4202 134 0.57 61
IV.MMN.HHZ. 2023-01-23T01:38:53.37 0.1 undecidable manual P 357 47.4192 134 -0.33 88
IV.SALB.HHZ. 2023-01-23T01:38:53.92 0.1 undecidable manual P 31 53.502 130 -0.34 87
IV.CELI.HHZ. 2023-01-23T01:38:53.27 0.1 undecidable manual P 99 42.2244 138 0.02 94
IV.SPS2.HHZ. 2023-01-23T01:38:52.27 0.1 undecidable manual P 125 33.3444 145 -0.28 90
7C.CSMBE.HNE. 2023-01-23T01:38:52.35 0.3 undecidable manual P 133 28.4493 149 0.12 71
7C.CS2FF.HNZ. 2023-01-23T01:38:52.81 0.3 undecidable manual P 133 27.75 150 0.62 63
IV.TDS.HHZ. 2023-01-23T01:38:52.39 0.1 undecidable manual P 51 34.6431 144 -0.26 92
IV.CET2.HHZ. 2023-01-23T01:38:51.41 0.1 undecidable manual P 321 9.1797 170 0.03 100
IV.CAR1.HHZ. 2023-01-23T01:38:51.77 0.1 undecidable manual P 145 28.5492 149 -0.46 87
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CET2.HHE. ML:2.4 0.0005573447 0.16 AML other m 2023-01-23T01:38:58.20
IV.CET2.HHN. ML:2.7 0.001144 0.12 AML other m 2023-01-23T01:38:58.52
IV.CAR1.HHN. ML:2.2 0.000295 0.72 AML other m 2023-01-23T01:38:59.62
IV.CAR1.HNN. ML:2.2 0.0002675 0.7 AML other m 2023-01-23T01:38:59.62
IV.CAR1.HNE. ML:2.4 0.000455 0.26 AML other m 2023-01-23T01:39:00.12
IV.CAR1.HHE. ML:2.4 0.00046399999999999995 0.28 AML other m 2023-01-23T01:39:00.11
IV.TDS.HHN. ML:1.6 0.00006494999999999999 0.78 AML other m 2023-01-23T01:39:01.40
IV.TDS.HHE. ML:1.6 0.00007255 1.24 AML other m 2023-01-23T01:39:02.31
IV.MMN.HHN. ML:2.1 0.000205 0.26 AML other m 2023-01-23T01:39:02.37
IV.SPS2.HHN. ML:1.8 0.00010085 0.7 AML other m 2023-01-23T01:39:02.97
IV.SPS2.HHE. ML:1.6 0.00007035 0.24 AML other m 2023-01-23T01:39:03.24
IV.MMN.HHE. ML:2.1 0.00020700000000000002 0.7 AML other m 2023-01-23T01:39:03.48
IV.CELI.HHN. ML:1.9 0.00012160000000000001 0.48 AML other m 2023-01-23T01:39:03.38
IV.CELI.HNE. ML:2.0 0.000149 1.32 AML other m 2023-01-23T01:39:03.28
IV.CELI.HHE. ML:1.9 0.00013800000000000002 1.32 AML other m 2023-01-23T01:39:03.28
IV.CELI.HNN. ML:1.9 0.0001235 0.6 AML other m 2023-01-23T01:39:05.40
IV.SALB.HHE. ML:1.9 0.00011695 0.42 AML other m 2023-01-23T01:39:05.85
IV.SALB.HHN. ML:1.7 0.00006835 0.5 AML other m 2023-01-23T01:39:05.64
IV.SIRI.HHE. ML:2.0 0.0000904 0.8 AML other m 2023-01-23T01:39:09.67
IV.SIRI.HHN. ML:2.0 0.00010395 0.68 AML other m 2023-01-23T01:39:09.50
IV.MGR.HHE. ML:1.8 0.00006544999999999999 0.34 AML other m 2023-01-23T01:39:09.77
IV.MGR.HHN. ML:1.9 0.00007675 0.4 AML other m 2023-01-23T01:39:09.94
IV.SERS.HHE. ML:1.8 0.00006829999999999999 1.42 AML other m 2023-01-23T01:39:10.85
IV.SERS.HHN. ML:1.8 0.00006665000000000001 1.52 AML other m 2023-01-23T01:39:11.15
IV.BULG.HHN. ML:2.2 0.0001495 0.42 AML other m 2023-01-23T01:39:14.11
IV.BULG.HHE. ML:2.1 0.000122 0.42 AML other m 2023-01-23T01:39:14.29
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