Earthquake with magnitude of ML 1.9 on date 21-11-2023 and time 20:31:54 (Italy) in region 3 km S Pietrapertosa (PZ)

A magnitude ML 1.9 earthquake occured in region: 3 km S Pietrapertosa (PZ), on

  • 21-11-2023 19:31:54 (UTC)
  • 21-11-2023 20:31:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.4870, 16.0730 at 18 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pietrapertosa PZ 3 1032 1032
Castelmezzano PZ 5 800 1832
Accettura MT 7 1856 3688
Laurenzana PZ 9 1797 5485
Campomaggiore PZ 9 811 6296
Oliveto Lucano MT 11 450 6746
Albano di Lucania PZ 11 1435 8181
Corleto Perticara PZ 12 2511 10692
Gorgoglione MT 12 989 11681
Trivigno PZ 13 678 12359
Anzi PZ 13 1696 14055
Cirigliano MT 13 375 14430
Guardia Perticara PZ 14 552 14982
Garaguso MT 15 1073 16055
Calciano MT 15 777 16832
San Mauro Forte MT 15 1552 18384
Tricarico MT 16 5388 23772
Stigliano MT 16 4361 28133
Brindisi Montagna PZ 18 908 29041
Calvello PZ 19 1948 30989

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SE of Potenza (67122 inhabitants)
49 Km W of Matera (60436 inhabitants)
56 Km SW of Altamura (70396 inhabitants)
85 Km S of Andria (100440 inhabitants)
87 Km SW of Bitonto (55540 inhabitants)
88 Km S of Cerignola (58396 inhabitants)
92 Km SW of Molfetta (59874 inhabitants)
92 Km SW of Bisceglie (55422 inhabitants)
92 Km SW of Trani (56217 inhabitants)
93 Km E of Battipaglia (50786 inhabitants)
94 Km S of Barletta (94814 inhabitants)
98 Km SW of Bari (326344 inhabitants)
98 Km W 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
Reviewed
Rev100
ML 1.9 2023-11-21
19:31:54
40.4868 16.0732 18 2023-11-21
19:40:42
Sala Sismica INGV-Roma 123313531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-21 19:31:54 ± 0.16
Latitude 40.4868 ± 0.0072
Longitude 16.0732 ± 0.0106
Depth (km) 18 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123313531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 968
Semi-minor axis of confidence ellipse (meter) 294
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 125
Circular confidence region, given by single value of horizontal uncertainty (meter) 970.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.03597
Epicentral distance of station farthest from the epicenter (degree) 0.81029
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 123313531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-21 19:40:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NOCI.HHZ. 2023-11-21T19:32:11.35 0.6 undecidable manual P 68 89.9433 95 1.05 30
IV.MGR.HHZ. 2023-11-21T19:32:11.48 0.3 undecidable manual P 229 58.5969 99 5.96 2
IV.SALB.HHZ. 2023-11-21T19:32:07.31 0.6 undecidable manual P 161 71.4729 97 -0.17 44
IV.ACER.HHZ. 2023-11-21T19:32:07.52 0.6 undecidable manual S 342 35.0427 107 0.44 45
IV.SIRI.HHZ. 2023-11-21T19:32:07.47 0.6 undecidable manual S 207 38.0286 106 -0.38 45
IV.MIGL.HHZ. 2023-11-21T19:32:06.63 0.6 undecidable manual S 67 33.6441 108 -0.1 48
IV.SCHR.EHZ. 2023-11-21T19:32:06.89 0.6 undecidable manual S 180 31.9458 110 0.6 41
IV.AMUR.HHZ. 2023-11-21T19:32:06.67 0.6 positive manual P 44 64.5909 98 0.25 43
IV.MRLC.HHZ. 2023-11-21T19:32:05.63 1.0 positive manual P 301 57.5979 99 0.28 22
MN.CUC.HHZ. 2023-11-21T19:32:05.52 1.0 positive manual P 202 58.8966 99 -0.04 23
XE.T0701.HHZ. 2023-11-21T19:32:05.23 1.0 negative manual P 176 55.6998 100 0.16 22
IV.MCEL.HNZ. 2023-11-21T19:32:05.84 0.6 undecidable manual S 232 29.1486 112 0.25 46
IX.VGG3.HNZ. 2023-11-21T19:32:04.08 0.6 undecidable manual S 221 22.1556 120 0.15 48
GE.MATE.HHZ. 2023-11-21T19:32:04.44 1.0 undecidable manual P 71 56.0994 99 -0.7 20
IX.PGN3.HHZ.02 2023-11-21T19:32:04.28 0.6 undecidable manual S 292 25.1526 116 -0.35 44
IV.MTSN.HHZ. 2023-11-21T19:32:02.05 0.3 positive manual P 228 36.5412 106 -0.15 70
IV.ACER.HHZ. 2023-11-21T19:32:01.80 0.1 negative manual P 342 35.0427 107 -0.17 92
IV.MCEL.HNZ. 2023-11-21T19:32:01.07 0.3 undecidable manual P 232 29.1486 112 -0.04 72
IV.SIRI.HHZ. 2023-11-21T19:32:01.82 0.3 positive manual P 207 38.0286 106 -0.59 63
IV.MIGL.HHZ. 2023-11-21T19:32:01.28 0.1 positive manual P 67 33.6441 108 -0.48 88
IV.PTRP.HHZ. 2023-11-21T19:32:01.05 0.6 undecidable manual S 345 3.996 166 0.17 50
IV.SCHR.EHZ. 2023-11-21T19:32:01.59 0.3 positive manual P 180 31.9458 110 0.08 71
IX.PGN3.HHZ.02 2023-11-21T19:32:00.69 0.1 negative manual P 292 25.1526 116 0.14 96
IX.VGG3.HNZ. 2023-11-21T19:32:00.26 0.1 undecidable manual P 221 22.1556 120 0.11 96
IV.PTRP.HHZ. 2023-11-21T19:31:58.33 0.1 negative manual P 345 3.996 166 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.PGN3.HHN.02 ML:1.9 0.0003560314 0.3072 AML other m 2023-11-21T19:32:05.39
IX.PGN3.HHE.02 ML:1.7 0.00022549999999999998 0.16 AML other m 2023-11-21T19:32:06.71
IV.SCHR.EHE. ML:1.8 0.000247 1.5 AML other m 2023-11-21T19:32:06.23
IV.SCHR.EHN. ML:1.6 0.0001705 1.64 AML other m 2023-11-21T19:32:07.15
IV.MIGL.HHE. ML:2.4 0.0010973875 0.1792 AML other m 2023-11-21T19:32:07.51
IV.ACER.HHE. ML:2.3 0.0006985 0.44 AML other m 2023-11-21T19:32:07.93
IV.ACER.HNE. ML:2.1 0.00041629015000000004 0.4608 AML other m 2023-11-21T19:32:07.94
IV.ACER.HHN. ML:2.2 0.0005477762500000001 0.1664 AML other m 2023-11-21T19:32:08.05
IV.ACER.HNN. ML:2.1 0.0005101169 0.1664 AML other m 2023-11-21T19:32:08.05
IV.MIGL.HHN. ML:2.1 0.000524327255 0.1792 AML other m 2023-11-21T19:32:07.77
IV.MTSN.HHN. ML:1.8 0.00022920835000000002 0.1408 AML other m 2023-11-21T19:32:08.70
IV.MTSN.HHE. ML:1.8 0.0002239561 0.1152 AML other m 2023-11-21T19:32:08.56
IV.SIRI.HHN. ML:1.9 0.0002585 0.16 AML other m 2023-11-21T19:32:09.99
IV.SIRI.HHE. ML:1.9 0.00025144575000000003 0.1792 AML other m 2023-11-21T19:32:09.82
GE.MATE.HHE. ML:1.6 0.00008775288 0.1408 AML other m 2023-11-21T19:32:13.69
XE.T0701.HHE. ML:1.8 0.00014399999999999998 0.14 AML other m 2023-11-21T19:32:14.02
GE.MATE.HHN. ML:1.7 0.00010395259 0.1152 AML other m 2023-11-21T19:32:14.05
XE.T0701.HHN. ML:1.6 0.000082988335 0.1536 AML other m 2023-11-21T19:32:14.82
IV.NOCI.HHE. ML:1.9 0.00009443227 0.2176 AML other m 2023-11-21T19:32:24.00
IV.NOCI.HHN. ML:2.0 0.00011371645 0.2432 AML other m 2023-11-21T19:32:24.26
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