Earthquake with magnitude of ML 2.5 on date 30-10-2023 and time 21:59:06 (UTC) in region Tirreno Meridionale (MARE)

A magnitude ML 2.5 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 30-10-2023 21:59:06 (UTC)
  • 30-10-2023 22:59:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.3850, 15.2800 at 248 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
85 Km W 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
Reviewed
Rev100
ML 2.5 2023-10-30
21:59:06
39.3852 15.2797 249 2023-10-30
22:10:57
Sala Sismica INGV-Roma 122595351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-30 21:59:06 ± 0.51
Latitude 39.3852 ± 0.0378
Longitude 15.2797 ± 0.1268
Depth (km) 249 ± 6 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122595351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 11278
Semi-minor axis of confidence ellipse (meter) 1457
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 73
Circular confidence region, given by single value of horizontal uncertainty (meter) 11280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 196
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 15
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) 1.29862
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 12
Magnitude information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 122595351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-30 22:10:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PP3.EHZ. 2023-10-30T22:01:08.73 3.0 undecidable manual Sn 0.01 0
IV.MMO1.EHZ. 2023-10-30T22:00:56.22 3.0 undecidable manual Sn -3.77 0
IV.RCAV.EHZ. 2023-10-30T22:00:42.52 3.0 undecidable manual Sn 0.23 0
IV.LRP.EHZ. 2023-10-30T22:00:33.97 3.0 undecidable manual Sn -0.04 0
IT.OPI.HGZ. 2023-10-30T22:00:28.42 3.0 undecidable manual Sn -6.56 0
IV.GIB.HHZ. 2023-10-30T22:00:26.64 3.0 undecidable manual Sg 13.72 0
IV.MMGO.HHZ. 2023-10-30T22:00:24.50 3.0 undecidable manual Sn -1.67 0
IV.MURB.HHZ. 2023-10-30T22:00:20.84 3.0 undecidable manual Pn 2.71 0
IV.SRES.HHZ. 2023-10-30T22:00:17.08 3.0 undecidable manual Pg 9.98 0
IV.ATFO.HHZ. 2023-10-30T22:00:16.59 3.0 negative manual Pn -2.53 0
7C.SPAOL.HNZ. 2023-10-30T22:00:15.76 3.0 undecidable manual Sn -0.33 0
IV.RM33.EHZ. 2023-10-30T22:00:15.81 3.0 undecidable manual Pg 8.84 0
IV.PLAC.HHZ. 2023-10-30T22:00:11.70 1.0 undecidable manual S 136 144.1446 149 -0.01 23
IV.SELL.HHZ. 2023-10-30T22:00:10.36 0.6 undecidable manual S 111 124.1868 152 0.76 40
IV.SICLA.EHZ. 2023-10-30T21:59:48.27 3.0 undecidable manual S 0
IV.MMGO.HHZ. 2023-10-30T22:00:09.46 3.0 negative manual Pg 17.42 0
IV.RCAV.EHZ. 2023-10-30T22:00:06.39 3.0 undecidable manual Pn 5.29 0
IV.SPS2.HHZ. 2023-10-30T22:00:06.83 3.0 undecidable manual Sn 0.01 0
IV.CET2.HHZ. 2023-10-30T22:00:04.29 0.6 undecidable manual S 74 59.9955 166 -0.35 51
IV.VCEL.EHZ. 2023-10-30T22:00:04.69 3.0 positive manual Pn 0.93 0
IV.HPAC.HHZ. 2023-10-30T22:00:01.98 3.0 undecidable manual Pn 7.14 0
IV.SOI.EHZ. 2023-10-30T21:59:45.61 3.0 undecidable manual Pn 1.61 0
IV.PLAC.HHZ. 2023-10-30T21:59:44.04 0.6 negative manual P 136 144.1446 149 -0.22 45
IV.MRCB.HHN. 2023-10-30T21:59:44.51 0.6 undecidable manual P 165 140.5482 149 0.48 43
IY.CHCE.HHZ.00 2023-10-30T21:59:43.34 0.3 undecidable manual P 128 124.986 152 0.27 69
IV.GRI.EHZ. 2023-10-30T21:59:42.81 3.0 negative manual Pn 0.71 0
IV.MCEL.HNE. 2023-10-30T21:59:42.80 0.3 undecidable manual P 23 113.2977 154 0.37 69
IV.SELL.HHZ. 2023-10-30T21:59:42.78 0.3 negative manual P 111 124.1868 152 -0.25 70
IV.MTSN.HHE. 2023-10-30T21:59:42.49 0.3 undecidable manual P 22 105.7164 156 0.46 69
IV.PIPA.HHZ. 2023-10-30T21:59:42.80 3.0 positive manual Pn -1.19 0
IV.CMPR.HNN. 2023-10-30T21:59:42.58 1.0 undecidable manual P 1 103.5186 156 0.66 22
IV.CELI.HHZ. 2023-10-30T21:59:42.16 3.0 negative manual Pn 0.04 0
IV.SERS.HHZ. 2023-10-30T21:59:42.85 3.0 negative manual Pn -0.33 0
IV.SPS2.HHZ. 2023-10-30T21:59:41.30 3.0 positive manual Pn 0.13 0
IV.GIZZ.HHZ. 2023-10-30T21:59:41.15 0.1 undecidable manual P 119 91.6416 159 -0.21 100
IV.MGR.HHE. 2023-10-30T21:59:41.20 0.3 undecidable manual P 16 86.6466 160 0.06 78
MN.CUC.HNN. 2023-10-30T21:59:40.54 0.3 undecidable manual P 34 81.5517 161 -0.39 74
IV.CET2.HHZ. 2023-10-30T21:59:39.88 0.6 negative manual P 74 59.9955 166 -0.28 52
IV.GRIS.EHZ. 2023-10-30T21:59:39.82 0.3 undecidable manual P 51 62.8926 165 -0.44 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CET2.HHE. ML:2.7 0.00009267994 0.7552 AML other m 2023-10-30T22:00:05.21
IV.CET2.HHN. ML:2.8 0.00011749489 0.3328 AML other m 2023-10-30T22:00:05.86
IV.SPS2.HHE. ML:1.8 0.000011668320999999999 0.3328 AML other m 2023-10-30T22:00:10.75
IV.SPS2.HHN. ML:2.0 0.00001695066 0.3072 AML other m 2023-10-30T22:00:09.36
IV.CELI.HHN. ML:2.4 0.000044940675 0.448 AML other m 2023-10-30T22:00:09.47
IV.SELL.HNE. ML:3.0 0.0001380258 0.832 AML other m 2023-10-30T22:00:13.59
IV.PIPA.HHE. ML:2.4 0.000037916999999999996 0.448 AML other m 2023-10-30T22:00:10.57
IV.PIPA.HHN. ML:2.4 0.000036862124999999996 0.2944 AML other m 2023-10-30T22:00:10.11
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