Earthquake with magnitude of ML 2.5 on date 30-08-2023 and time 23:43:10 (UTC) in region Tirreno Meridionale (MARE)

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

  • 30-08-2023 23:43:10 (UTC)
  • 31-08-2023 01:43:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.2990, 15.5400 at 251 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
62 Km W of Cosenza (67546 inhabitants)
76 Km W of Lamezia Terme (70714 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 2023-08-30
23:43:10
39.2993 15.54 251 2023-08-31
00:06:30
Sala Sismica INGV-Roma 120623711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-30 23:43:10 ± 0.33
Latitude 39.2993 ± 0.0297
Longitude 15.5400 ± 0.0639
Depth (km) 251 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120623711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5793
Semi-minor axis of confidence ellipse (meter) 2420
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 112
Circular confidence region, given by single value of horizontal uncertainty (meter) 5790.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 202
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 23
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) 1.16102
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 16
Magnitude information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 120623711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-31 00:06:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HPAC.HHZ. 2023-08-30T23:44:53.29 3.0 undecidable manual Sg 9.63 0
IX.SCL3.EHZ.02 2023-08-30T23:44:29.40 3.0 undecidable manual Sg 4.98 0
IV.MRB1.HNZ. 2023-08-30T23:44:25.83 3.0 undecidable manual Sn -9.02 0
IV.GMB1.HHE. 2023-08-30T23:44:13.79 0.6 undecidable manual S 169 127.2726 152 -0.72 37
IV.MSRU.HHE. 2023-08-30T23:44:13.76 0.3 undecidable manual S 181 114.8961 154 0.46 63
IV.LADO.EHZ. 2023-08-30T23:44:12.45 3.0 undecidable manual S 90 123.5874 153 -1.68 0
IV.SERS.HHZ. 2023-08-30T23:44:12.97 0.6 undecidable manual S 106 103.0191 157 0.73 39
IV.CET2.HHZ. 2023-08-30T23:44:09.05 0.6 undecidable manual S 54 43.7229 170 0.5 48
IV.GIZZ.HHZ. 2023-08-30T23:44:09.55 0.6 undecidable manual S 121 67.4769 164 -0.15 49
IV.SPS2.HHE. 2023-08-30T23:44:09.76 0.3 undecidable manual S 91 68.5758 164 0 76
IV.CAR1.HHE. 2023-08-30T23:44:08.65 0.3 undecidable manual S 95 57.8976 167 -0.52 69
IV.ERC.EHZ. 2023-08-30T23:44:05.55 3.0 undecidable manual Pn -6.91 0
IV.MCRV.HHZ. 2023-08-30T23:44:02.09 3.0 undecidable manual Pg 5.44 0
7C.SPAOL.HNZ. 2023-08-30T23:44:00.10 3.0 undecidable manual Pg 2.64 0
IV.MIGL.HHZ. 2023-08-30T23:43:48.79 3.0 negative manual Pn -3.02 0
IY.OPPI.HHE. 2023-08-30T23:43:48.09 0.6 undecidable manual P 160 121.4895 153 0.85 36
IV.LADO.EHZ. 2023-08-30T23:43:47.18 0.6 negative manual P 90 123.5874 153 -0.19 44
IV.MRCB.HHE. 2023-08-30T23:43:47.52 0.3 undecidable manual P 174 126.9729 152 -0.04 67
IV.PLAC.HHZ. 2023-08-30T23:43:47.25 0.3 negative manual P 140 122.0889 153 -0.03 68
IV.GMB1.HHE. 2023-08-30T23:43:47.81 0.3 undecidable manual P 169 127.2726 152 0.23 64
IV.MPNC.HHE. 2023-08-30T23:43:47.98 0.3 undecidable manual P 187 128.871 152 0.3 63
IV.MSRU.HHE. 2023-08-30T23:43:46.37 0.3 undecidable manual P 181 114.8961 154 -0.52 62
XE.BIDON.HHZ. 2023-08-30T23:43:46.66 3.0 negative manual P -0.66 0
IV.TDS.HHE. 2023-08-30T23:43:46.12 0.3 undecidable manual P 59 79.1652 162 0.89 57
IV.PIPA.HHZ. 2023-08-30T23:43:46.72 0.3 undecidable manual P 79 111.2997 155 0.03 70
IV.SERS.HHZ. 2023-08-30T23:43:46.34 0.1 undecidable manual P 106 103.0191 157 0.07 93
IV.CAR1.HHE. 2023-08-30T23:43:44.23 0.1 undecidable manual P 95 57.8976 167 -0.27 98
IV.T0702.HHZ. 2023-08-30T23:43:44.68 0.1 undecidable manual P 100
IV.GRIS.EHE. 2023-08-30T23:43:44.57 0.3 undecidable manual P 29 55.7997 167 0.13 76
IV.GIZZ.HHZ. 2023-08-30T23:43:44.47 0.1 undecidable manual P 121 67.4769 164 -0.33 95
IV.SPS2.HHE. 2023-08-30T23:43:44.67 0.3 undecidable manual P 91 68.5758 164 -0.17 74
IV.CET2.HHZ. 2023-08-30T23:43:43.85 0.1 undecidable manual P 54 43.7229 170 -0.29 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SERS.HHE. ML:1.8 0.000012255630500000002 0.2176 AML other m 2023-08-30T23:44:14.07
IV.GIZZ.HHE. ML:2.9 0.00014441655 0.1792 AML other m 2023-08-30T23:44:10.95
IV.GIZZ.HHN. ML:2.9 0.00013256236500000003 0.1408 AML other m 2023-08-30T23:44:11.33
IV.PLAC.HHN. ML:2.6 0.00005665000000000001 0.36 AML other m 2023-08-30T23:44:16.06
IV.PLAC.HHE. ML:2.7 0.00006955 1.22 AML other m 2023-08-30T23:44:16.63
IV.SERS.HHN. ML:2.2 0.00002309488 0.2816 AML other m 2023-08-30T23:44:14.56
IV.LADO.EHN. ML:0.0 0.00004821165500000001 0.3456 AML other m 2023-08-30T23:44:16.87
IV.LADO.EHE. ML:0.0 0.0000293921095 0.2816 AML other m 2023-08-30T23:44:16.84
IV.SERS.HNE. ML:2.4 0.0000411270525 0.5376 AML other m 2023-08-30T23:44:14.07
IV.SERS.HNN. ML:2.1 0.000019499539999999998 0.3072 AML other m 2023-08-30T23:44:14.39
IV.PIPA.HHE. ML:2.3 0.000027521619999999996 0.3584 AML other m 2023-08-30T23:44:15.28
IV.PLAC.HNE. ML:2.7 0.00006990208 0.2688 AML other m 2023-08-30T23:44:16.16
IV.PLAC.HNN. ML:2.5 0.00004845021 0.2816 AML other m 2023-08-30T23:44:16.08
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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