Earthquake with magnitude of ML 2.2 on date 12-08-2023 and time 07:22:48 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 12-08-2023 05:22:48 (UTC)
  • 12-08-2023 07:22:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.6400, 14.1620 at 10 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
84 Km NE of Bagheria (55387 inhabitants)
91 Km NE of Palermo (674435 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 2.2 2023-08-12
05:22:48
38.64 14.162 10 2023-08-12
05:33:31
Sala Sismica INGV-Roma 120045371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-12 05:22:48 ± 0.24
Latitude 38.6400 ± 0.0099
Longitude 14.1620 ± 0.0104
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120045371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1137
Semi-minor axis of confidence ellipse (meter) 482
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 344
Circular confidence region, given by single value of horizontal uncertainty (meter) 1140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 163
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.89213
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 12
Magnitude information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 120045371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-12 05:33:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.CIMO.HHZ. 2023-08-12T05:24:41.90 3.0 positive manual Pn 3.09 0
GU.GBOS.HHZ. 2023-08-12T05:24:36.81 3.0 undecidable manual Pn 3.97 0
IV.MF5.EHZ. 2023-08-12T05:24:32.28 3.0 undecidable manual Sn -9.99 0
IV.MRVN.HHZ. 2023-08-12T05:24:15.12 3.0 undecidable manual Sn 6.33 0
IV.CSNT.HHZ. 2023-08-12T05:24:10.50 3.0 negative manual Pg 5.79 0
IV.MCRV.HHZ. 2023-08-12T05:23:55.84 3.0 undecidable manual Sg 2.32 0
IV.GUMA.HHZ. 2023-08-12T05:23:51.98 3.0 positive manual Pn -1.44 0
IV.SPS2.HHZ. 2023-08-12T05:23:42.69 3.0 undecidable manual Sg -1.84 0
7C.SPAOL.HNZ. 2023-08-12T05:23:34.49 3.0 undecidable manual S 0.41 0
IV.MCRV.HHZ. 2023-08-12T05:23:26.44 3.0 undecidable manual Pg 2.54 0
IV.RAFF.HHZ. 2023-08-12T05:23:15.09 3.0 negative manual P 0.62 0
IV.SOLUN.HHZ. 2023-08-12T05:23:13.52 0.6 undecidable manual S 222 81.8514 50 0.07 49
IV.MARS.HHZ. 2023-08-12T05:23:12.16 3.0 negative manual Pn -2.61 0
IV.CSLB.HHZ. 2023-08-12T05:23:12.88 0.6 undecidable manual S 187 78.4659 50 0.33 47
IV.GIB.HHZ. 2023-08-12T05:23:11.29 0.6 undecidable manual S 189 73.0713 50 0.18 49
IV.PLLN.EHZ. 2023-08-12T05:23:11.09 0.6 undecidable manual S 181 71.8725 50 0.3 48
IV.GALF.HHZ. 2023-08-12T05:23:08.92 3.0 positive manual P 0.6 0
IV.ALJA.HHZ. 2023-08-12T05:23:07.59 3.0 negative manual P 0.62 0
IV.MARIO.HNE. 2023-08-12T05:23:05.42 0.1 undecidable manual P 220 99.0231 50 -0.29 91
IV.STRG.HHE. 2023-08-12T05:23:05.64 0.1 undecidable manual P 78 93.0402 50 0.86 76
IV.IST3.HHE. 2023-08-12T05:23:04.84 0.3 undecidable manual P 79 94.1391 50 -0.12 72
IV.MUCR.HHZ. 2023-08-12T05:23:04.01 0.1 undecidable manual P 137 90.6426 50 -0.41 90
IV.USI.HHZ. 2023-08-12T05:23:03.49 0.1 undecidable manual P 275 85.4478 50 -0.13 97
IV.SOLUN.HHZ. 2023-08-12T05:23:03.48 0.6 undecidable manual P 222 81.8514 50 0.43 46
IV.MSFR.HHN. 2023-08-12T05:23:02.06 0.1 undecidable manual P 151 76.9674 50 -0.24 96
IV.CSLB.HHZ. 2023-08-12T05:23:02.23 0.6 negative manual P 187 78.4659 50 -0.31 47
IV.GIB.HHZ. 2023-08-12T05:23:01.89 0.1 undecidable manual P 189 73.0713 50 0.19 98
IV.PLLN.EHZ. 2023-08-12T05:23:01.41 0.1 undecidable manual P 181 71.8725 50 -0.11 100
IV.IFIL.HHN. 2023-08-12T05:23:00.78 0.6 undecidable manual S 103 36.8298 50 -0.66 46
IV.IACL.HHZ. 2023-08-12T05:22:57.01 0.6 undecidable manual S 125 20.5683 115 0.28 53
IV.IFIL.HHN. 2023-08-12T05:22:56.44 0.6 undecidable manual P 103 36.8298 50 0.32 51
IV.IACL.HHZ. 2023-08-12T05:22:52.83 1.0 undecidable manual P 125 20.5683 115 -0.57 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IACL.HNN. ML:2.2 0.001315 1.52 AML other m 2023-08-12T05:23:01.06
IV.IACL.HHN. ML:2.2 0.0013399999999999998 1.1 AML other m 2023-08-12T05:23:03.71
IV.IACL.HNE. ML:2.2 0.0011899999999999999 1.28 AML other m 2023-08-12T05:23:03.07
IV.IACL.HHE. ML:2.2 0.0012900000000000001 1.14 AML other m 2023-08-12T05:23:07.60
IV.GIB.HHN. ML:2.3 0.000311 0.44 AML other m 2023-08-12T05:23:13.71
IV.SOLUN.HHN. ML:2.1 0.0001575 0.44 AML other m 2023-08-12T05:23:14.76
IV.CSLB.HNE. ML:2.0 0.0001245 1.24 AML other m 2023-08-12T05:23:15.17
IV.CSLB.HHE. ML:1.9 0.00010339999999999999 1.5 AML other m 2023-08-12T05:23:16.06
IV.CSLB.HNN. ML:1.9 0.000116 0.46 AML other m 2023-08-12T05:23:16.58
IV.CSLB.HHN. ML:1.9 0.00010535 0.46 AML other m 2023-08-12T05:23:16.36
IV.GIB.HHE. ML:2.3 0.00029549999999999997 0.58 AML other m 2023-08-12T05:23:17.35
IV.MUCR.HHE. ML:2.1 0.0001535 0.42 AML other m 2023-08-12T05:23:21.70
IV.SOLUN.HHE. ML:2.2 0.000191 0.66 AML other m 2023-08-12T05:23:21.49
IV.MUCR.HHN. ML:2.4 0.0002735 0.56 AML other m 2023-08-12T05:23:21.70
IV.ALJA.HHE. ML:2.5 0.0002805 0.58 AML other m 2023-08-12T05:23:24.10
IV.ALJA.HHN. ML:2.4 0.0002565 1.42 AML other m 2023-08-12T05:23:24.14
IV.GALF.HNE. ML:2.6 0.00032641 1.2 AML other m 2023-08-12T05:23:25.26
IV.GALF.HNN. ML:2.1 0.0001041 1.46 AML other m 2023-08-12T05:23:31.86
IV.GALF.HHE. ML:2.3 0.00016949999999999997 1.1 AML other m 2023-08-12T05:23:31.87
IV.GALF.HHN. ML:2.3 0.0001875 0.52 AML other m 2023-08-12T05:23:32.39
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