Earthquake with magnitude of ML 2.3 on date 07-02-2023 and time 01:26:36 (UTC) in region Mar Ionio Meridionale (MARE)

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

  • 07-02-2023 01:26:36 (UTC)
  • 07-02-2023 02:26:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.3970, 16.6070 at 33 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

No Italian municipalities within 100 km from the epicenter with at least 50000 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 2023-02-07
01:26:36
37.3972 16.6068 33 2024-03-01
17:17:58
Bollettino Sismico Italiano INGV 115106261
Reviewed
Rev100
ML 2.3 2023-02-07
01:26:35
37.4058 16.6442 32 2023-02-07
01:42:33
Sala Sismica INGV-Roma 114196291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-07 01:26:36 ± 0.18
Latitude 37.3972 ± 0.0072
Longitude 16.6068 ± 0.0136
Depth (km) 33 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115106261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1192
Semi-minor axis of confidence ellipse (meter) 661
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 88
Circular confidence region, given by single value of horizontal uncertainty (meter) 1190.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 249
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.73115
Epicentral distance of station farthest from the epicenter (degree) 4.84285
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 114196291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-07 01:42:33

ML:2.3

Field Value
Value 2.3
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 115106261
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-08 11:37:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ESML.HHZ. 2023-02-07T01:30:18.80 3.0 undecidable manual S 153.9348 9.999 0
IV.LRP.EHZ. 2023-02-07T01:27:52.25 3.0 positive manual P 537.5508 4.64 0
IV.PAOL.HHZ. 2023-02-07T01:27:41.88 3.0 positive manual P 439.5267 6.47 0
IV.CAVT.HHZ. 2023-02-07T01:27:28.81 3.0 negative manual P 340.2039 5.77 0
IV.LPDG.HHZ. 2023-02-07T01:27:28.72 3.0 undecidable manual P 411.477 -3.19 0
HL.VLS.HHZ. 2023-02-07T01:27:23.42 3.0 positive manual P 359.5734 -2.04 0
IV.HLNI.HHZ. 2023-02-07T01:27:16.80 0.6 undecidable manual S 269 153.0357 54 -0.29 41
IV.HAVL.HHE. 2023-02-07T01:27:14.30 0.6 undecidable manual S 250 139.9488 54 0.04 44
IV.HCRL.HHE. 2023-02-07T01:27:14.40 0.6 undecidable manual S 265 139.4604 54 0.25 42
IV.SSY.HHZ. 2023-02-07T01:27:13.60 0.6 undecidable manual S 259 137.9619 54 -0.23 43
IV.HAGA.HHE. 2023-02-07T01:27:11.40 0.6 undecidable manual S 265 128.6712 54 -0.43 42
IV.MRCB.HHZ. 2023-02-07T01:27:09.50 0.6 undecidable manual S 317 116.0949 54 0.38 43
IV.ESML.HHZ. 2023-02-07T01:27:09.85 3.0 undecidable manual P 153.9348 9.98 0
IY.OPPI.HHE. 2023-02-07T01:27:08.10 0.6 undecidable manual S 332 109.8123 54 0.34 44
1J.FX12.HHZ.00 2023-02-07T01:27:07.40 0.6 undecidable manual S 315 109.5126 54 -0.3 45
IV.MTTG.HHZ. 2023-02-07T01:27:06.90 0.6 undecidable manual S 310 104.2179 54 0.34 45
1J.FX13.HHE. 2023-02-07T01:27:05.10 0.6 undecidable manual S 308 99.6225 54 -0.48 44
IT.MLPS.HNE. 2023-02-07T01:27:04.10 0.6 undecidable manual S 309 93.24 105 -0.1 48
IY.CNDF.HHE.00 2023-02-07T01:27:03.90 0.6 undecidable manual S 316 94.0392 54 -0.48 44
IV.SOI.EHZ. 2023-02-07T01:27:03.00 0.6 undecidable manual S 327 89.3439 106 -0.17 48
IV.MUCR.HHZ. 2023-02-07T01:27:02.38 0.3 undecidable manual P 296 168.1095 54 0.76 49
1J.FX14.HHE.00 2023-02-07T01:27:02.40 0.6 undecidable manual S 314 85.1481 107 0.29 47
IV.HVZN.HHZ. 2023-02-07T01:27:02.05 0.3 undecidable manual P 262 168.7089 54 0.35 56
IV.MPAZ.HHZ. 2023-02-07T01:27:01.00 0.6 undecidable manual S 320 81.1521 108 -0.08 49
IV.HPAC.HHE. 2023-02-07T01:27:01.01 0.6 undecidable manual P 242 158.619 54 0.57 37
IV.HLNI.HHZ. 2023-02-07T01:26:59.54 0.3 undecidable manual P 269 153.0357 54 -0.21 62
IV.HAVL.HHE. 2023-02-07T01:26:58.03 0.1 undecidable manual P 250 139.9488 54 -0.09 87
IV.MPNC.HHZ. 2023-02-07T01:26:58.24 0.3 undecidable manual P 307 137.862 54 0.38 62
IV.MSRU.HHZ. 2023-02-07T01:26:58.05 0.3 undecidable manual P 315 136.0638 54 0.41 62
IV.SSY.HHZ. 2023-02-07T01:26:57.63 0.6 undecidable manual P 259 137.9619 54 -0.24 43
IV.HCRL.HHE. 2023-02-07T01:26:57.94 0.3 undecidable manual P 265 139.4604 54 -0.12 65
IV.HSRS.HHE. 2023-02-07T01:26:56.25 0.6 undecidable manual P 255 126.873 54 -0.24 44
IV.HAGA.HHE. 2023-02-07T01:26:56.29 0.3 undecidable manual P 265 128.6712 54 -0.43 63
IV.MRCB.HHZ. 2023-02-07T01:26:55.30 0.1 undecidable manual P 317 116.0949 54 0.15 91
IV.PLAC.HHE. 2023-02-07T01:26:54.09 0.3 undecidable manual P 353 117.6933 54 -1.26 45
IT.SAAM.HNE. 2023-02-07T01:26:54.98 0.3 undecidable manual P 319 113.7972 54 0.12 69
TV.GMB1.HHZ. 2023-02-07T01:26:54.48 0.1 undecidable manual P 321 110.3118 54 0.04 94
1J.FX12.HHZ.00 2023-02-07T01:26:54.58 0.3 undecidable manual P 315 109.5126 54 0.25 68
IT.DLNV.HNE. 2023-02-07T01:26:54.46 0.3 undecidable manual P 327 111 54 -0.05 70
IT.ARMO.HNE. 2023-02-07T01:26:54.45 0.3 undecidable manual P 314 108.7134 54 0.21 68
1J.FX13.HHE. 2023-02-07T01:26:53.30 0.1 undecidable manual P 308 99.6225 54 0.19 93
IV.MTTG.HHZ. 2023-02-07T01:26:53.87 0.3 undecidable manual P 310 104.2179 54 0.2 69
IY.OPPI.HHE. 2023-02-07T01:26:53.86 0.3 undecidable manual P 332 109.8123 54 -0.51 64
IT.MLPS.HNE. 2023-02-07T01:26:52.50 0.6 undecidable manual P 309 93.24 105 0.19 47
IY.CNDF.HHE.00 2023-02-07T01:26:52.31 0.3 undecidable manual P 316 94.0392 54 -0.1 72
IV.SOI.EHZ. 2023-02-07T01:26:51.45 0.1 undecidable manual P 327 89.3439 106 -0.27 94
1J.FX14.HHE.00 2023-02-07T01:26:51.29 0.3 undecidable manual P 314 85.1481 107 0.19 72
IV.MPAZ.HHZ. 2023-02-07T01:26:50.54 0.1 undecidable manual P 320 81.1521 108 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MPAZ.HHN. ML:1.8 0.00006901755500000001 0.38 AML other m 2023-02-07T01:27:02.22
IV.MPAZ.HHE. ML:1.7 0.00005794791 0.32 AML other m 2023-02-07T01:27:02.54
IV.HLNI.HHN. ML:2.7 0.000242 0.24 AML other m 2023-02-07T01:27:17.27
IV.HLNI.HHE. ML:2.8 0.00027749999999999997 0.12 AML other m 2023-02-07T01:27:17.79
IV.SSY.HNE. ML:2.3 0.00011080565000000001 0.2304 AML other m 2023-02-07T01:27:18.72
IV.SSY.HNN. ML:2.3 0.00010901933500000001 0.1704 AML other m 2023-02-07T01:27:18.73
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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