Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 30-03-2023 and time 23:15:44 (Italy) in region 2 km SE Poggiorsini (BA)

A magnitude ML 2.1 earthquake occured in region: 2 km SE Poggiorsini (BA), on

  • 30-03-2023 21:15:44 (UTC)
  • 30-03-2023 23:15:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.9020, 16.2630 at 15 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
Poggiorsini BA 2 1450 1450
Gravina in Puglia BA 16 43872 45322
Spinazzola BT 16 6621 51943
Irsina MT 17 4960 56903

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km W of Altamura (70396 inhabitants)
36 Km S of Andria (100440 inhabitants)
38 Km NW of Matera (60436 inhabitants)
43 Km SW of Bisceglie (55422 inhabitants)
43 Km SW of Bitonto (55540 inhabitants)
44 Km SW of Trani (56217 inhabitants)
44 Km SW of Molfetta (59874 inhabitants)
47 Km S of Barletta (94814 inhabitants)
48 Km NE of Potenza (67122 inhabitants)
51 Km SE of Cerignola (58396 inhabitants)
57 Km W of Bari (326344 inhabitants)
86 Km SE of Manfredonia (57279 inhabitants)
87 Km SE of Foggia (151991 inhabitants)
95 Km NW of Taranto (201100 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 2.1 2023-03-30
21:15:44		 40.9017 16.263 15 2024-03-01
17:18:09		 Bollettino Sismico Italiano INGV 117425431
Reviewed
Rev100 		ML 2.1 2023-03-30
21:15:44		 40.9027 16.2743 10 2023-03-30
21:30:01		 Sala Sismica INGV-Roma 115896431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-30 21:15:44 ± 0.07
Latitude 40.9017 ± 0.0036
Longitude 16.2630 ± 0.0059
Depth (km) 15 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117425431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 490
Semi-minor axis of confidence ellipse (meter) 113
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 232
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.16727
Epicentral distance of station farthest from the epicenter (degree) 1.02972
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 49
Type of magnitude ML
Reference to an origin 117425431
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-03 14:18:09

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 48
Type of magnitude ML
Reference to an origin 115896431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-30 21:30:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.OT05.EHZ. 2023-03-30T21:16:14.47 0.6 undecidable manual S 327 100.4217 93 0.54 39
OT.OT03.EHE. 2023-03-30T21:16:14.70 0.6 undecidable manual S 331 103.4187 93 -0.02 44
OT.TAR1.HHZ. 2023-03-30T21:16:13.07 0.6 undecidable manual S 116 95.5377 93 0.47 41
OT.OT12.EHZ. 2023-03-30T21:16:10.44 0.6 undecidable manual S 340 86.247 93 0.3 42
IV.SCHR.EHZ. 2023-03-30T21:16:09.33 0.6 undecidable manual S 191 79.4649 94 0.98 35
IV.MCEL.HHZ. 2023-03-30T21:16:07.97 0.6 undecidable manual S 211 74.8695 94 0.86 37
IV.NOCI.HHZ. 2023-03-30T21:16:06.16 0.6 undecidable manual S 100 68.376 94 0.76 38
OT.OT14.EHZ. 2023-03-30T21:16:04.22 0.6 undecidable manual P 345 114.2967 92 0.54 38
OT.CGL1.HHZ. 2023-03-30T21:16:03.53 0.6 undecidable manual P 105 109.0131 92 0.66 37
IV.APRC.HHZ. 2023-03-30T21:16:03.52 0.6 undecidable manual P 328 112.2987 92 0.16 42
IV.MGR.HHZ. 2023-03-30T21:16:02.02 0.6 undecidable manual P 215 103.7184 93 -0.03 43
OT.OT03.EHE. 2023-03-30T21:16:02.16 0.3 undecidable manual P 331 103.4187 93 0.15 64
OT.OT04.EHE. 2023-03-30T21:16:02.54 0.3 undecidable manual P 328 107.115 93 -0.03 65
OT.OT13.EHZ. 2023-03-30T21:16:02.15 0.6 undecidable manual P 356 108.8133 93 -0.69 36
IV.SGRT.HHZ. 2023-03-30T21:16:02.27 0.6 undecidable manual P 336 104.0181 93 0.17 42
OT.OT06.EHZ. 2023-03-30T21:16:02.18 0.6 undecidable manual P 328 103.3188 93 0.2 42
XE.BIDON.HHZ. 2023-03-30T21:16:02.74 0.6 undecidable manual P 171 107.3148 93 0.14 43
IV.SALB.HHZ. 2023-03-30T21:16:02.94 0.6 undecidable manual P 176 113.8971 92 -0.68 35
OT.OT15.EHZ. 2023-03-30T21:16:01.99 0.6 undecidable manual S 66 56.499 96 -0.24 46
OT.OT05.EHZ. 2023-03-30T21:16:01.76 0.6 undecidable manual P 327 100.4217 93 0.21 42
OT.OT07.EHE. 2023-03-30T21:16:00.32 0.3 undecidable manual P 331 91.8414 93 0.1 66
OT.TAR1.HHZ. 2023-03-30T21:16:00.85 0.6 undecidable manual P 116 95.5377 93 0.07 44
IV.CDRU.HNZ. 2023-03-30T21:16:00.26 0.6 undecidable manual P 241 92.6406 93 -0.09 44
5H.FR05.EHN. 2023-03-30T21:15:59.09 0.6 undecidable manual P 277 84.6486 93 -0.03 45
IV.SGO.HHE. 2023-03-30T21:15:59.68 0.3 undecidable manual P 245 88.8444 93 -0.08 66
GE.MATE.HHZ. 2023-03-30T21:15:59.11 0.6 undecidable manual S 127 46.5201 97 -0.46 44
OT.OT12.EHZ. 2023-03-30T21:15:59.48 0.3 undecidable manual P 340 86.247 93 0.12 66
IV.SNAL.HHZ. 2023-03-30T21:15:59.76 0.6 undecidable manual P 272 88.3449 93 0.07 45
IV.MTSN.HNN. 2023-03-30T21:15:58.23 0.6 undecidable manual P 212 82.6506 93 -0.58 39
IV.SIRI.HNE. 2023-03-30T21:15:58.72 0.6 undecidable manual P 203 86.5467 93 -0.68 37
IV.MIGL.HHZ. 2023-03-30T21:15:57.40 0.6 undecidable manual S 156 36.2415 100 0.54 45
IV.SCHR.EHZ. 2023-03-30T21:15:57.90 0.3 undecidable manual P 191 79.4649 94 -0.43 62
IV.MCEL.HHZ. 2023-03-30T21:15:56.97 0.3 undecidable manual P 211 74.8695 94 -0.64 58
IV.NOCI.HHZ. 2023-03-30T21:15:56.48 0.3 undecidable manual P 100 68.376 94 -0.14 68
IV.MRLC.HHE. 2023-03-30T21:15:56.46 0.3 undecidable manual P 256 66.9774 94 0.07 70
IV.ACER.HHZ. 2023-03-30T21:15:55.29 0.6 undecidable manual S 245 29.748 104 0.12 49
IV.AMUR.HHZ. 2023-03-30T21:15:54.89 0.3 undecidable manual S 89 28.6491 104 0.02 75
OT.OT15.EHZ. 2023-03-30T21:15:54.63 0.6 undecidable manual P 66 56.499 96 -0.16 46
IX.PGN3.HHN.02 2023-03-30T21:15:54.36 0.3 undecidable manual P 227 53.6019 96 0.02 72
IV.PTRP.HHZ. 2023-03-30T21:15:53.76 0.3 undecidable manual P 202 45.4212 97 0.66 63
IV.PALZ.HHZ. 2023-03-30T21:15:53.88 0.6 undecidable manual S 281 25.8519 107 -0.27 48
GE.MATE.HHZ. 2023-03-30T21:15:52.83 0.3 undecidable manual P 127 46.5201 97 -0.43 66
IV.MRVN.HHZ. 2023-03-30T21:15:52.14 0.6 undecidable manual S 342 18.5703 117 -0.21 50
IV.MIGL.HHZ. 2023-03-30T21:15:51.60 0.1 positive manual P 156 36.2415 100 -0.09 97
IV.ACER.HHZ. 2023-03-30T21:15:51.07 0.6 undecidable manual P 245 29.748 104 0.36 47
IV.AMUR.HHZ. 2023-03-30T21:15:50.48 0.1 positive manual P 89 28.6491 104 -0.07 99
IV.PALZ.HHZ. 2023-03-30T21:15:49.57 0.1 undecidable manual P 281 25.8519 107 -0.56 89
IV.MRVN.HHZ. 2023-03-30T21:15:48.94 0.1 undecidable manual P 342 18.5703 117 -0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PALZ.HHN. ML:1.8 0.00030183895 0.1408 AML other m 2023-03-30T21:15:54.07
IV.PALZ.HHE. ML:2.0 0.0005803017 0.2304 AML other m 2023-03-30T21:15:54.14
IV.AMUR.HHN. ML:2.1 0.0005989999999999999 0.18 AML other m 2023-03-30T21:15:55.09
IV.AMUR.HNN. ML:2.0 0.00054219085 0.1792 AML other m 2023-03-30T21:15:55.09
IV.ACER.HNN. ML:1.9 0.00034100000000000005 0.2 AML other m 2023-03-30T21:15:55.60
IV.ACER.HHN. ML:1.9 0.00035499999999999996 0.2 AML other m 2023-03-30T21:15:55.60
IV.ACER.HNE. ML:2.0 0.000481 0.34 AML other m 2023-03-30T21:15:55.79
IV.ACER.HHE. ML:2.0 0.000517 0.34 AML other m 2023-03-30T21:15:55.79
IV.AMUR.HHE. ML:1.8 0.0003143956 0.2176 AML other m 2023-03-30T21:15:56.69
IV.AMUR.HNE. ML:1.8 0.000314528 0.192 AML other m 2023-03-30T21:15:56.69
IV.MIGL.HHE. ML:2.4 0.0010245037000000002 0.2304 AML other m 2023-03-30T21:15:57.59
IV.MIGL.HHN. ML:2.3 0.0007879256499999999 1.7952 AML other m 2023-03-30T21:16:00.91
GE.MATE.HHN. ML:1.8 0.0001865 1.54 AML other m 2023-03-30T21:16:01.87
GE.MATE.HHE. ML:2.0 0.0002527042 0.1792 AML other m 2023-03-30T21:16:01.53
IV.PTRP.HHN. ML:2.2 0.0004545 0.36 AML other m 2023-03-30T21:16:02.60
IV.PTRP.HHE. ML:1.7 0.000147 1.64 AML other m 2023-03-30T21:16:03.07
OT.OT15.EHE. ML:1.8 0.000126309235 0.1792 AML other m 2023-03-30T21:16:04.83
OT.OT15.EHN. ML:1.8 0.00013613322999999998 0.1664 AML other m 2023-03-30T21:16:04.85
IV.NOCI.HHE. ML:2.4 0.000384 0.1 AML other m 2023-03-30T21:16:07.53
IV.NOCI.HNE. ML:2.4 0.0003765 0.1 AML other m 2023-03-30T21:16:07.58
IV.NOCI.HNN. ML:2.5 0.00054 0.2 AML other m 2023-03-30T21:16:07.58
IV.NOCI.HHN. ML:2.6 0.000614 0.2 AML other m 2023-03-30T21:16:07.58
IV.MCEL.HHE. ML:1.8 0.000097315715 0.2304 AML other m 2023-03-30T21:16:08.40
IV.SCHR.EHN. ML:1.5 0.000045686535 0.1792 AML other m 2023-03-30T21:16:10.14
IV.MCEL.HNE. ML:2.4 0.0003355 0.36 AML other m 2023-03-30T21:16:10.40
IV.MCEL.HHN. ML:1.8 0.00008634009000000001 0.4608 AML other m 2023-03-30T21:16:10.63
IV.MCEL.HNN. ML:2.2 0.00025418770000000003 0.3968 AML other m 2023-03-30T21:16:10.70
OT.OT12.EHN. ML:2.4 0.0003005 0.32 AML other m 2023-03-30T21:16:11.50
OT.OT12.EHE. ML:2.1 0.000162 0.34 AML other m 2023-03-30T21:16:11.59
IV.SCHR.EHE. ML:1.4 0.00003627607 0.256 AML other m 2023-03-30T21:16:12.31
OT.TAR1.HHN. ML:2.3 0.00020619509999999998 0.32 AML other m 2023-03-30T21:16:14.64
OT.TAR1.HHE. ML:2.2 0.0001553185 0.1408 AML other m 2023-03-30T21:16:15.16
OT.OT05.EHN. ML:2.3 0.00017698894999999997 0.1408 AML other m 2023-03-30T21:16:16.18
IV.SGRT.HHN. ML:2.3 0.00019352445 0.1664 AML other m 2023-03-30T21:16:16.44
IV.SGRT.HNN. ML:2.3 0.0002012306 0.1664 AML other m 2023-03-30T21:16:16.35
IV.SGRT.HNE. ML:2.3 0.00018165389999999997 0.1664 AML other m 2023-03-30T21:16:17.06
IV.SGRT.HHE. ML:2.3 0.0002 1.1 AML other m 2023-03-30T21:16:17.15
OT.OT13.EHN. ML:2.8 0.0005555 0.32 AML other m 2023-03-30T21:16:18.15
IV.MGR.HHE. ML:1.6 0.00003645 1.06 AML other m 2023-03-30T21:16:18.03
IV.APRC.HHE. ML:2.3 0.0001664069 0.2048 AML other m 2023-03-30T21:16:19.02
OT.OT13.EHE. ML:2.6 0.0003061645 1.7952 AML other m 2023-03-30T21:16:20.94
OT.CGL1.HHN. ML:1.6 0.000033 1.54 AML other m 2023-03-30T21:16:20.20
IV.APRC.HNE. ML:2.4 0.00018713013 1.7184 AML other m 2023-03-30T21:16:21.04
OT.CGL1.HHE. ML:1.6 0.000034917375000000004 0.2176 AML other m 2023-03-30T21:16:21.76
IV.APRC.HHN. ML:2.5 0.00026623995 0.2688 AML other m 2023-03-30T21:16:21.77
IV.SALB.HHN. ML:1.6 0.00003255 1.72 AML other m 2023-03-30T21:16:23.02
IV.SALB.HNE. ML:1.9 0.00007210919000000001 0.3584 AML other m 2023-03-30T21:16:24.56
IV.SALB.HHE. ML:1.9 0.00006355 0.34 AML other m 2023-03-30T21:16:24.39
IV.SALB.HNN. ML:1.8 0.000054771230000000004 1.3472 AML other m 2023-03-30T21:16:25.76
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