Earthquake with magnitude of ML 2.3 on date 23-02-2023 and time 07:52:53 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.3 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 23-02-2023 06:52:53 (UTC)
  • 23-02-2023 07:52:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.6480, 14.1340 at 10 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
83 Km NE of Bagheria (55387 inhabitants)
90 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
Bulletin
Rev1000
ML 2.3 2023-02-23
06:52:53
38.6482 14.1343 10 2024-03-01
17:17:58
Bollettino Sismico Italiano INGV 115096641
Reviewed
Rev100
ML 2.3 2023-02-23
06:52:53
38.6298 14.1743 8 2023-02-23
07:25:42
Sala Sismica INGV-Roma 114725941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-23 06:52:53 ± 0.24
Latitude 38.6482 ± 0.0153
Longitude 14.1343 ± 0.0104
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115096641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1700
Semi-minor axis of confidence ellipse (meter) 870
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 358
Circular confidence region, given by single value of horizontal uncertainty (meter) 1700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 189
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.20684
Epicentral distance of station farthest from the epicenter (degree) 1.09537
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 114725941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-23 07:25:42

ML:2.3

Field Value
Value 2.3
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 115096641
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-11-13 16:57:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHE. 2023-02-23T06:53:29.23 0.6 undecidable manual S 128 121.5894 50 0.88 36
IV.USI.HHE. 2023-02-23T06:53:18.24 0.6 undecidable manual S 275 82.9503 50 0.19 49
3D.OEM9.HNE. 2023-02-23T06:53:18.00 0.6 undecidable manual S 111 79.7646 50 0.82 40
IV.SOLUN.HHE. 2023-02-23T06:53:17.71 0.6 undecidable manual S 220 80.8635 50 0.22 49
IV.MSFR.HHE. 2023-02-23T06:53:17.74 0.6 undecidable manual S 150 78.8655 50 0.79 41
3D.OEM4.HHN. 2023-02-23T06:53:17.43 0.6 undecidable manual S 110 74.9694 50 1.53 28
IV.CSLB.HHZ. 2023-02-23T06:53:16.86 0.3 undecidable manual S 185 79.1652 50 -0.15 74
IV.IVLT.HHN. 2023-02-23T06:53:16.89 0.6 undecidable manual S 111 75.9684 50 0.72 42
IV.PLLN.EHZ. 2023-02-23T06:53:15.39 0.6 undecidable manual S 179 72.6717 50 0.09 51
IV.MPNC.HHN. 2023-02-23T06:53:14.40 0.6 undecidable manual P 117 119.6913 50 1.21 31
IV.AIO.HHE. 2023-02-23T06:53:13.37 0.3 undecidable manual P 128 121.5894 50 -0.12 69
IV.CORL.HHZ. 2023-02-23T06:53:11.48 0.3 undecidable manual P 221 110.6004 50 -0.31 67
IV.MPG.HHE. 2023-02-23T06:53:08.66 0.6 undecidable manual P 232 86.247 50 0.61 43
IV.LIBRI.HHN. 2023-02-23T06:53:08.65 0.3 undecidable manual P 132 93.24 50 -0.47 67
IV.MUCR.HHZ. 2023-02-23T06:53:08.40 0.6 undecidable manual P 136 92.9403 50 -0.68 42
3D.OEM9.HNE. 2023-02-23T06:53:07.60 1.0 undecidable manual P 111 79.7646 50 0.56 22
IV.CSLB.HHZ. 2023-02-23T06:53:07.02 0.3 undecidable manual P 185 79.1652 50 0.07 75
IV.USI.HHE. 2023-02-23T06:53:07.19 0.6 undecidable manual P 275 82.9503 50 -0.35 47
IV.IVLT.HHN. 2023-02-23T06:53:06.85 0.3 undecidable manual P 111 75.9684 50 0.39 71
IV.MSFR.HHE. 2023-02-23T06:53:06.58 0.3 undecidable manual P 150 78.8655 50 -0.33 72
3D.OEM4.HHN. 2023-02-23T06:53:06.58 0.3 undecidable manual P 110 74.9694 50 0.28 73
IV.SOLUN.HHE. 2023-02-23T06:53:06.78 0.6 undecidable manual P 220 80.8635 50 -0.44 46
IV.PLLN.EHZ. 2023-02-23T06:53:06.35 0.3 undecidable manual P 179 72.6717 50 0.39 71
IV.IFIL.HHZ. 2023-02-23T06:53:05.85 0.3 undecidable manual S 104 39.3273 50 -0.55 73
IV.IFIL.HHZ. 2023-02-23T06:53:00.49 0.3 undecidable manual P 104 39.3273 50 -0.33 77
IV.IACL.HHZ. 2023-02-23T06:53:00.24 0.3 undecidable manual S 124 22.9548 113 -1.65 43
IV.IACL.HHZ. 2023-02-23T06:52:57.67 0.1 undecidable manual P 124 22.9548 113 -0.55 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IACL.HHN. ML:2.6 0.0026555545000000002 0.24 AML other m 2023-02-23T06:53:02.89
IV.IFIL.HHE. ML:3.0 0.003115 0.12 AML other m 2023-02-23T06:53:08.13
IV.IFIL.HHN. ML:2.5 0.00123778 3.0432 AML other m 2023-02-23T06:53:10.38
IV.PLLN.EHE. ML:2.2 0.00026700000000000004 0.64 AML other m 2023-02-23T06:53:17.25
IV.CSLB.HNN. ML:1.7 0.00006353999 0.5696 AML other m 2023-02-23T06:53:18.09
IV.PLLN.EHN. ML:2.5 0.000532 0.82 AML other m 2023-02-23T06:53:18.94
IV.CSLB.HHN. ML:1.8 0.00009154999999999999 0.24 AML other m 2023-02-23T06:53:19.44
IV.CSLB.HHE. ML:1.7 0.000067671595 0.56 AML other m 2023-02-23T06:53:19.95
IV.MUCR.HHN. ML:2.3 0.000241 0.5 AML other m 2023-02-23T06:53:25.70
IV.MUCR.HHE. ML:2.2 0.000188 0.44 AML other m 2023-02-23T06:53:25.70
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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