Earthquake with magnitude of ML 2.3 on date 01-12-2022 and time 20:56:14 (UTC) in region Tirreno Meridionale (MARE)

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

  • 01-12-2022 20:56:14 (UTC)
  • 01-12-2022 21:56:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.4400, 12.1230 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
58 Km NW of Trapani (68759 inhabitants)
76 Km NW of Marsala (83194 inhabitants)
97 Km NW of Mazara del Vallo (51718 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 2022-12-01
20:56:14
38.4405 12.123 10 2024-03-01
15:28:16
Bollettino Sismico Italiano INGV 113776521
Reviewed
Rev100
ML 2.3 2022-12-01
20:56:17
38.3847 12.3078 10 2022-12-01
21:09:20
Sala Sismica INGV-Roma 112423061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-01 20:56:14 ± 0.79
Latitude 38.4405 ± 0.0288
Longitude 12.1230 ± 0.0609
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113776521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5390
Semi-minor axis of confidence ellipse (meter) 3030
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 282
Circular confidence region, given by single value of horizontal uncertainty (meter) 5390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 273
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.57
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.60079
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 113776521
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-10 14:08:41

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 112423061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-01 21:09:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FERS.EHZ. 2022-12-01T20:58:09.23 3.0 positive manual Pg 9.91 0
CR.STON.BHZ. 2022-12-01T20:58:03.42 3.0 undecidable manual Pg 8.72 0
IV.RDP.HHZ. 2022-12-01T20:57:56.98 3.0 undecidable manual Sg -6.82 0
OX.MARN.HHZ. 2022-12-01T20:57:56.30 3.0 negative manual Pn -9.99 0
GU.CANO.HHZ. 2022-12-01T20:57:51.01 3.0 undecidable manual Pn -6.81 0
1J.FX11.HHZ. 2022-12-01T20:57:44.40 3.0 undecidable manual Sg 5.25 0
IV.CELB.HHZ. 2022-12-01T20:57:36.96 3.0 positive manual Pg 4.91 0
IX.SCL3.EHZ.02 2022-12-01T20:57:14.07 3.0 negative manual Pg -3.61 0
IV.LRP.EHZ. 2022-12-01T20:57:10.07 3.0 positive manual Pn -7.52 0
1J.FX13.HHZ. 2022-12-01T20:57:05.43 3.0 positive manual Pg 0.07 0
MN.SENA.HHZ. 2022-12-01T20:57:02.06 3.0 positive manual Pg -4.98 0
IV.SSY.HHZ. 2022-12-01T20:56:58.77 3.0 undecidable manual Pn -1.64 0
IV.MBFT.HHZ. 2022-12-01T20:56:42.20 0.6 undecidable manual S 127 90.8424 50 0.4 49
IV.CSLB.HHZ. 2022-12-01T20:56:41.93 0.3 undecidable manual P 108 177.6888 38 -1.84 27
IV.CIMI.HHE. 2022-12-01T20:56:38.30 0.6 undecidable manual P 116 140.8479 50 0.17 46
IV.SCIAC.HHZ. 2022-12-01T20:56:37.35 0.1 undecidable manual P 140 133.5663 50 0.35 90
IV.MARIO.HHE. 2022-12-01T20:56:36.88 0.3 undecidable manual P 115 126.2736 50 1 54
IV.SOLUN.HHE. 2022-12-01T20:56:36.21 0.6 undecidable manual P 107 128.6712 50 -0.05 48
IV.MMGO.HHZ. 2022-12-01T20:56:34.74 0.1 undecidable manual P 139 114.0969 50 0.74 82
IV.CAVT.HHZ. 2022-12-01T20:56:33.44 0.3 undecidable manual P 147 100.9212 50 1.46 44
IV.ERC.EHE. 2022-12-01T20:56:33.34 0.6 undecidable manual S 138 60.2952 50 -0.31 52
IV.MPG.HHE. 2022-12-01T20:56:33.57 0.3 undecidable manual P 106 111.999 50 -0.12 74
IV.MFNL.HHE. 2022-12-01T20:56:32.83 0.6 undecidable manual P 136 100.3218 50 0.95 39
IV.USI.HHZ. 2022-12-01T20:56:31.04 0.3 undecidable manual P 72 96.2259 50 -0.22 75
IV.MARS.HHE. 2022-12-01T20:56:30.63 0.3 undecidable manual P 153 85.4478 50 1.05 57
IV.LEVAN.EHZ. 2022-12-01T20:56:30.90 0.6 undecidable manual S 159 53.502 50 -0.93 43
IV.MBFT.HHZ. 2022-12-01T20:56:29.95 0.3 undecidable manual P 127 90.8424 50 -0.46 72
IV.MTGR.HHE. 2022-12-01T20:56:28.15 0.3 undecidable manual P 137 82.251 50 -0.94 60
IV.ERC.EHE. 2022-12-01T20:56:24.81 0.3 undecidable manual P 138 60.2952 50 -0.9 64
IV.LEVAN.EHZ. 2022-12-01T20:56:24.10 0.1 undecidable manual P 159 53.502 50 -0.56 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LEVAN.EHN. ML:2.8 0.00148 1.72 AML other m 2022-12-01T20:56:35.95
IV.LEVAN.EHE. ML:2.6 0.0008935 0.96 AML other m 2022-12-01T20:56:35.53
IV.MBFT.HNE. ML:1.7 0.00005308882 0.5504 AML other m 2022-12-01T20:56:41.50
IV.MBFT.HNN. ML:1.5 0.000033510986699999994 0.9472 AML other m 2022-12-01T20:56:41.93
IV.MBFT.HHE. ML:2.5 0.00037 0.36 AML other m 2022-12-01T20:56:43.47
IV.MBFT.HHN. ML:2.4 0.0003025 0.4 AML other m 2022-12-01T20:56:43.78
IV.USI.HHN. ML:3.0 0.0010619999999999998 0.26 AML other m 2022-12-01T20:56:47.22
IV.MMGO.HNN. ML:1.6 0.00003538858 1.0496 AML other m 2022-12-01T20:56:47.62
IV.USI.HHE. ML:2.6 0.000391 0.44 AML other m 2022-12-01T20:56:48.28
IV.MMGO.HHN. ML:1.9 0.000069232125 0.5504 AML other m 2022-12-01T20:56:49.08
IV.MMGO.HHE. ML:2.1 0.0001073 0.82 AML other m 2022-12-01T20:56:53.42
IV.MMGO.HNE. ML:2.2 0.0001325 0.46 AML other m 2022-12-01T20:56:54.14
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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