Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 07-02-2023 and time 20:05:50 (Italy) in region 4 km SE Salandra (MT)

A magnitude ML 2.2 earthquake occured in region: 4 km SE Salandra (MT), on

  • 07-02-2023 19:05:50 (UTC)
  • 07-02-2023 20:05:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.5050, 16.3600 at 41 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Salandra MT 4 2829 2829
Ferrandina MT 8 8853 11682
San Mauro Forte MT 9 1552 13234
Grottole MT 11 2208 15442
Garaguso MT 12 1073 16515
Miglionico MT 14 2510 19025
Oliveto Lucano MT 15 450 19475
Grassano MT 16 5189 24664
Stigliano MT 16 4361 29025
Pomarico MT 16 4145 33170
Calciano MT 17 777 33947
Accettura MT 17 1856 35803
Craco MT 20 745 36548

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km SW of Matera (60436 inhabitants)
40 Km SW of Altamura (70396 inhabitants)
49 Km E of Potenza (67122 inhabitants)
73 Km SW of Bitonto (55540 inhabitants)
74 Km W of Taranto (201100 inhabitants)
81 Km S of Andria (100440 inhabitants)
81 Km S of Molfetta (59874 inhabitants)
81 Km SW of Bari (326344 inhabitants)
83 Km S of Bisceglie (55422 inhabitants)
86 Km S of Trani (56217 inhabitants)
91 Km S of Barletta (94814 inhabitants)
93 Km SE of Cerignola (58396 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 2.2 2023-02-07
19:05:50		 40.5053 16.3597 41 2024-03-01
17:18:00		 Bollettino Sismico Italiano INGV 115635221
Reviewed
Rev100 		ML 2.2 2023-02-07
19:05:49		 40.4737 16.3852 40 2023-02-07
19:18:24		 Sala Sismica INGV-Roma 114232081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-07 19:05:50 ± 0.16
Latitude 40.5053 ± 0.0108
Longitude 16.3597 ± 0.0142
Depth (km) 41 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115635221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1198
Semi-minor axis of confidence ellipse (meter) 536
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 120
Circular confidence region, given by single value of horizontal uncertainty (meter) 1200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.48
Epicentral distance of station closest to the epicenter (degree) 0.11691
Epicentral distance of station farthest from the epicenter (degree) 1.25635
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 42
Type of magnitude ML
Reference to an origin 115635221
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-24 06:23:37

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 42
Type of magnitude ML
Reference to an origin 114232081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-07 19:18:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAR1.HHZ. 2023-02-07T19:06:13.50 0.6 undecidable manual P 185 139.4604 92 1.9 18
IV.SALB.HHZ. 2023-02-07T19:06:12.02 0.6 undecidable manual S 181 69.6747 97 -0.33 44
IV.NOCI.HHZ. 2023-02-07T19:06:11.64 0.6 undecidable manual S 62 67.0773 98 -0.17 46
IV.PALZ.HHZ. 2023-02-07T19:06:10.42 0.6 undecidable manual S 326 59.0964 101 0.32 45
IV.ORI.HHN. 2023-02-07T19:06:09.46 0.6 undecidable manual S 171 51.0156 107 1.06 37
IV.CET2.HHZ. 2023-02-07T19:06:09.78 0.3 undecidable manual P 198 113.6973 92 1.39 40
IV.MCEL.HHZ. 2023-02-07T19:06:08.47 0.6 undecidable manual S 247 51.2154 106 0.03 49
IV.AMUR.HHZ. 2023-02-07T19:06:08.10 0.6 undecidable manual S 25 49.1175 108 0.1 48
IV.SIRI.HHZ. 2023-02-07T19:06:08.26 0.6 undecidable manual S 229 54.9006 103 -0.96 35
IV.ACER.HHZ. 2023-02-07T19:06:08.28 0.6 undecidable manual S 312 46.9197 110 0.7 40
IV.BULG.HHZ. 2023-02-07T19:06:07.45 0.3 undecidable manual P 241 95.6376 93 1.3 42
IV.GRIS.EHZ. 2023-02-07T19:06:06.43 0.3 undecidable manual P 207 95.1381 93 0.35 63
IX.VGG3.HNZ. 2023-02-07T19:06:06.00 0.6 undecidable manual S 244 43.0236 115 -0.8 39
MN.CUC.HHE. 2023-02-07T19:06:04.40 0.3 undecidable manual P 219 73.0713 96 1.05 51
GE.MATE.HHZ. 2023-02-07T19:06:04.22 0.6 undecidable manual S 61 33.1446 127 -0.74 41
IV.CRAC.EHN. 2023-02-07T19:06:03.69 0.6 undecidable manual S 155 15.1737 153 1.22 37
IV.MGR.HHZ. 2023-02-07T19:06:03.89 0.3 undecidable manual P 239 79.4649 95 -0.25 67
IV.PTRP.HHZ. 2023-02-07T19:06:03.82 0.6 undecidable manual S 274 25.2525 138 0.12 51
OT.TAR1.HHZ. 2023-02-07T19:06:03.95 0.3 undecidable manual P 88 78.0663 95 -0.01 70
IV.MRVN.HHZ. 2023-02-07T19:06:02.26 0.1 undecidable manual P 347 63.1923 99 0.13 93
IV.NOCI.HHZ. 2023-02-07T19:06:02.68 0.3 undecidable manual P 62 67.0773 98 0.06 71
IV.SALB.HHZ. 2023-02-07T19:06:02.25 0.3 undecidable manual P 181 69.6747 97 -0.68 59
XE.TNOVA.HNE. 2023-02-07T19:06:01.05 0.1 undecidable manual P 188 59.496 101 -0.62 82
IV.MIGL.HHZ. 2023-02-07T19:06:01.88 0.3 undecidable manual S 32 12.9759 157 -0.38 71
IV.PALZ.HHZ. 2023-02-07T19:06:01.49 0.3 undecidable manual P 326 59.0964 101 -0.14 72
XE.BIDON.HHZ. 2023-02-07T19:06:01.83 0.1 undecidable manual P 172 62.5929 99 -0.23 91
IV.SIRI.HHZ. 2023-02-07T19:06:00.29 0.1 undecidable manual P 229 54.9006 103 -0.83 76
IV.ACER.HHZ. 2023-02-07T19:06:00.39 0.3 undecidable manual P 312 46.9197 110 0.22 71
IX.PGN3.HHN. 2023-02-07T19:06:00.29 0.1 undecidable manual P 279 48.0186 109 -0.01 99
IV.MCEL.HHZ. 2023-02-07T19:06:00.03 0.1 undecidable manual P 247 51.2154 106 -0.64 84
IV.ORI.HHN. 2023-02-07T19:06:00.67 0.1 undecidable manual P 171 51.0156 107 0.03 98
IV.AMUR.HHZ. 2023-02-07T19:06:00.41 0.3 undecidable manual P 25 49.1175 108 -0.01 74
IX.VGG3.HNZ. 2023-02-07T19:05:59.05 0.1 undecidable manual P 244 43.0236 115 -0.68 83
IV.PTRP.HHZ. 2023-02-07T19:05:58.12 0.1 undecidable manual P 274 25.2525 138 0.18 100
GE.MATE.HHZ. 2023-02-07T19:05:58.40 0.1 undecidable manual P 61 33.1446 127 -0.26 96
IV.CRAC.EHN. 2023-02-07T19:05:58.50 0.1 undecidable manual P 155 15.1737 153 1.28 70
IV.MIGL.HHZ. 2023-02-07T19:05:56.80 0.1 undecidable manual P 32 12.9759 157 -0.31 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MIGL.HHE. ML:2.8 0.0019950000000000002 0.28 AML other m 2023-02-07T19:06:02.15
IV.MIGL.HHN. ML:2.8 0.001865 0.16 AML other m 2023-02-07T19:06:02.04
IV.CRAC.EHN. ML:2.4 0.0008405 1.76 AML other m 2023-02-07T19:06:03.02
IV.CRAC.EHE. ML:2.6 0.0012250000000000002 1.34 AML other m 2023-02-07T19:06:04.00
GE.MATE.HHE. ML:2.3 0.0005665000000000001 0.26 AML other m 2023-02-07T19:06:04.41
GE.MATE.HHN. ML:2.4 0.0006325 0.38 AML other m 2023-02-07T19:06:04.67
IV.PTRP.HHN. ML:2.3 0.0005565 0.46 AML other m 2023-02-07T19:06:05.36
IV.PTRP.HHE. ML:1.9 0.00022663719999999998 0.384 AML other m 2023-02-07T19:06:05.49
IV.AMUR.HHN. ML:2.4 0.000516 0.22 AML other m 2023-02-07T19:06:08.40
IV.AMUR.HNN. ML:2.4 0.00048350000000000004 0.22 AML other m 2023-02-07T19:06:08.40
IV.AMUR.HHE. ML:2.2 0.0003095 0.14 AML other m 2023-02-07T19:06:08.42
IV.AMUR.HNE. ML:2.2 0.0003125 0.14 AML other m 2023-02-07T19:06:08.42
IV.ACER.HHE. ML:2.2 0.00032700000000000003 1.8 AML other m 2023-02-07T19:06:08.09
IV.MCEL.HNN. ML:2.5 0.0005729999999999999 0.56 AML other m 2023-02-07T19:06:09.61
IV.MCEL.HHE. ML:2.2 0.000263 1.34 AML other m 2023-02-07T19:06:09.03
IV.MCEL.HHN. ML:2.2 0.000265 1.54 AML other m 2023-02-07T19:06:09.04
IV.SIRI.HNE. ML:2.3 0.00035250000000000006 0.46 AML other m 2023-02-07T19:06:10.24
IV.ACER.HNN. ML:2.1 0.0002395 1.38 AML other m 2023-02-07T19:06:10.06
IV.ACER.HHN. ML:2.1 0.000254 1.38 AML other m 2023-02-07T19:06:10.76
IV.ACER.HNE. ML:2.2 0.0003265 0.88 AML other m 2023-02-07T19:06:10.64
IV.MCEL.HNE. ML:2.5 0.0006065 1.32 AML other m 2023-02-07T19:06:10.21
IV.SIRI.HHE. ML:2.3 0.00035450000000000005 0.28 AML other m 2023-02-07T19:06:10.23
IV.SIRI.HHN. ML:2.3 0.0003545 1.04 AML other m 2023-02-07T19:06:11.18
IV.SIRI.HNN. ML:2.3 0.00035999999999999997 1.02 AML other m 2023-02-07T19:06:11.19
IV.MRVN.HHN. ML:2.0 0.000142 0.28 AML other m 2023-02-07T19:06:11.07
IV.MRVN.HHE. ML:1.9 0.000122 1.24 AML other m 2023-02-07T19:06:11.12
IV.SALB.HNE. ML:2.2 0.0002395 0.22 AML other m 2023-02-07T19:06:14.16
IV.SALB.HHE. ML:2.2 0.000244 0.2 AML other m 2023-02-07T19:06:14.15
IV.NOCI.HNE. ML:2.2 0.00020250000000000002 0.86 AML other m 2023-02-07T19:06:14.60
IV.NOCI.HHE. ML:2.2 0.000199 0.16 AML other m 2023-02-07T19:06:14.60
IV.SALB.HNN. ML:2.2 0.0002235 0.28 AML other m 2023-02-07T19:06:14.83
IV.SALB.HHN. ML:2.2 0.00023649999999999998 0.26 AML other m 2023-02-07T19:06:14.82
IV.NOCI.HHN. ML:2.2 0.00023299999999999997 0.86 AML other m 2023-02-07T19:06:15.35
IV.NOCI.HNN. ML:2.2 0.00021950000000000002 0.86 AML other m 2023-02-07T19:06:15.35
IV.MGR.HHN. ML:2.0 0.0001115 0.8 AML other m 2023-02-07T19:06:16.67
IV.MGR.HHE. ML:2.1 0.00014050000000000003 0.6 AML other m 2023-02-07T19:06:16.61
OT.TAR1.HHN. ML:2.2 0.000188 0.56 AML other m 2023-02-07T19:06:17.56
OT.TAR1.HHE. ML:2.1 0.000147 0.68 AML other m 2023-02-07T19:06:19.49
IV.BULG.HHE. ML:2.0 0.00009125 0.32 AML other m 2023-02-07T19:06:22.61
IV.BULG.HHN. ML:2.3 0.00016800000000000002 0.46 AML other m 2023-02-07T19:06:23.97
IV.CET2.HHN. ML:2.2 0.00011599999999999999 0.98 AML other m 2023-02-07T19:06:26.54
IV.CET2.HHE. ML:2.2 0.00011044999999999999 1.16 AML other m 2023-02-07T19:06:26.41
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