Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 22-03-2024 and time 16:40:03 (UTC) in region 4 km W Calvello (PZ)

A magnitude ML 1.3 earthquake occured in region: 4 km W Calvello (PZ), on

  • 22-03-2024 16:40:03 (UTC)
  • 22-03-2024 17:40:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.4640, 15.8070 at 21 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.

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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
Calvello PZ 4 1948 1948
Abriola PZ 5 1531 3479
Marsico Nuovo PZ 8 4098 7577
Marsicovetere PZ 10 5546 13123
Sasso di Castalda PZ 11 835 13958
Paterno PZ 11 3368 17326
Anzi PZ 12 1696 19022
Pignola PZ 12 6962 25984
Laurenzana PZ 14 1797 27781
Brienza PZ 15 4078 31859
Tramutola PZ 16 3089 34948
Viggiano PZ 16 3329 38277
Satriano di Lucania PZ 17 2374 40651
Tito PZ 17 7332 47983
Padula SA 18 5368 53351
Sala Consilina SA 19 12664 66015
Potenza PZ 20 67122 133137
Brindisi Montagna PZ 20 908 134045

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km S of Potenza (67122 inhabitants)
71 Km W of Matera (60436 inhabitants)
71 Km E of Battipaglia (50786 inhabitants)
75 Km SW of Altamura (70396 inhabitants)
90 Km S of Cerignola (58396 inhabitants)
92 Km E of Salerno (135261 inhabitants)
94 Km SW of Andria (100440 inhabitants)
97 Km E of Cava de' Tirreni (53659 inhabitants)
99 Km SE of Avellino (54857 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 1.3 2024-03-22
16:40:03		 40.4643 15.807 21 2024-03-22
16:45:10		 Sala Sismica INGV-Roma 126061561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-22 16:40:03 ± 0.23
Latitude 40.4643 ± 0.0054
Longitude 15.8070 ± 0.0118
Depth (km) 21 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126061561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 877
Semi-minor axis of confidence ellipse (meter) 414
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 87
Circular confidence region, given by single value of horizontal uncertainty (meter) 880.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 174
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33455
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 126061561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-22 16:45:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SALB.HHZ. 2024-03-22T16:40:24.63 1.0 undecidable manual Sn -5.52 0
IV.CQUE.HHZ. 2024-03-22T16:40:18.69 3.0 negative manual Pn 0 0
IV.SCHR.EHZ. 2024-03-22T16:40:16.77 0.6 undecidable manual S 142 37.1295 111 0.12 47
IV.SIRI.HHZ. 2024-03-22T16:40:15.45 0.6 undecidable manual S 171 31.746 116 0.14 48
IV.PTRP.HHZ. 2024-03-22T16:40:12.98 0.6 undecidable manual S 73 22.3554 127 -0.19 48
IX.PGN3.HHZ.02 2024-03-22T16:40:11.05 0.6 undecidable manual S 356 11.9769 146 -0.19 49
IV.MCEL.HHZ. 2024-03-22T16:40:11.82 0.6 undecidable manual S 182 15.4734 139 0.01 50
IV.SCHR.EHZ. 2024-03-22T16:40:11.09 0.1 undecidable manual P 142 37.1295 111 -0.1 95
IV.SIRI.HHZ. 2024-03-22T16:40:10.19 0.1 undecidable manual P 171 31.746 116 -0.23 93
IV.PTRP.HHZ. 2024-03-22T16:40:09.40 0.1 undecidable manual P 73 22.3554 127 0.22 95
IX.PGN3.HHZ.02 2024-03-22T16:40:08.14 0.1 positive manual P 356 11.9769 146 0.07 100
IV.MCEL.HHZ. 2024-03-22T16:40:08.87 1.0 negative manual P 182 15.4734 139 0.47 23
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.PGN3.HHN.02 ML:1.3 0.000128 1.5 AML other m 2024-03-22T16:40:10.19
IX.PGN3.HHE.02 ML:1.4 0.000155 0.16 AML other m 2024-03-22T16:40:11.19
IV.MCEL.HHN. ML:1.1 0.0000722 0.54 AML other m 2024-03-22T16:40:12.61
IV.MCEL.HHE. ML:1.1 0.0000808 0.12 AML other m 2024-03-22T16:40:12.68
IV.MCEL.HNN. ML:1.6 0.000214 0.44 AML other m 2024-03-22T16:40:13.24
IV.MCEL.HNE. ML:1.4 0.000161 1.32 AML other m 2024-03-22T16:40:13.79
IV.SIRI.HHN. ML:1.1 0.000050600000000000003 1.12 AML other m 2024-03-22T16:40:15.25
IV.SIRI.HHE. ML:1.0 0.000039349999999999994 0.18 AML other m 2024-03-22T16:40:16.16
IV.SCHR.EHN. ML:1.2 0.00005355 0.16 AML other m 2024-03-22T16:40:16.94
IV.SCHR.EHE. ML:1.3 0.00006745 0.16 AML other m 2024-03-22T16:40:16.86
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