Earthquake with magnitude of ML 1.5 on date 23-05-2024 and time 09:00:54 (UTC) in region 2 km N San Gregorio Magno (SA)

A magnitude ML 1.5 earthquake occured in region: 2 km N San Gregorio Magno (SA), on

  • 23-05-2024 09:00:54 (UTC)
  • 23-05-2024 11:00:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.6750, 15.3960 at 6 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
San Gregorio Magno SA 2 4286 4286
Buccino SA 5 5047 9333
Romagnano al Monte SA 6 368 9701
Ricigliano SA 8 1144 10845
Palomonte SA 9 3985 14830
Balvano PZ 10 1830 16660
Colliano SA 10 3638 20298
Salvitelle SA 11 560 20858
Muro Lucano PZ 12 5497 26355
Vietri di Potenza PZ 13 2832 29187
Castelgrande PZ 13 943 30130
Valva SA 13 1643 31773
Auletta SA 13 2336 34109
Contursi Terme SA 13 3394 37503
Oliveto Citra SA 14 3802 41305
Laviano SA 15 1438 42743
Caggiano SA 15 2765 45508
Sicignano degli Alburni SA 15 3519 49027
Pertosa SA 15 690 49717
Bella PZ 15 5171 54888
Petina SA 16 1159 56047
Santomenna SA 16 443 56490
Baragiano PZ 17 2671 59161
Castelnuovo di Conza SA 17 619 59780
Savoia di Lucania PZ 18 1127 60907
Senerchia AV 18 842 61749
Pescopagano PZ 18 1910 63659
Postiglione SA 19 2151 65810
Sant'Andrea di Conza AV 19 1539 67349
Calabritto AV 19 2391 69740
Polla SA 20 5279 75019
Sant'Angelo Le Fratte PZ 20 1429 76448

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km W of Potenza (67122 inhabitants)
36 Km E of Battipaglia (50786 inhabitants)
54 Km E of Salerno (135261 inhabitants)
57 Km E of Avellino (54857 inhabitants)
58 Km E of Cava de' Tirreni (53659 inhabitants)
72 Km SE of Benevento (60091 inhabitants)
74 Km E of Scafati (50787 inhabitants)
77 Km E of Castellammare di Stabia (66466 inhabitants)
78 Km SW of Cerignola (58396 inhabitants)
88 Km E of Torre del Greco (86275 inhabitants)
89 Km S of Foggia (151991 inhabitants)
89 Km E of Portici (55274 inhabitants)
90 Km E of Ercolano (53709 inhabitants)
91 Km E of Acerra (59573 inhabitants)
95 Km E of Afragola (65057 inhabitants)
97 Km E of Casoria (77642 inhabitants)
98 Km SW of Andria (100440 inhabitants)
98 Km E of Napoli (974074 inhabitants)
99 Km W of Altamura (70396 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 1.5 2024-05-23
09:00:54
40.6748 15.3958 6 2024-05-23
09:10:02
Sala Sismica INGV-Roma 128075201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-05-23 09:00:54 ± 0.66
Latitude 40.6748 ± 0.0153
Longitude 15.3958 ± 0.0237
Depth (km) 6 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 128075201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2347
Semi-minor axis of confidence ellipse (meter) 739
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 310
Circular confidence region, given by single value of horizontal uncertainty (meter) 2350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 170
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.47
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.13220
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 4
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 128075201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-05-23 09:10:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
AC.KBN.HHZ.00 2024-05-23T09:02:46.45 3.0 undecidable manual Sg 7.61 0
IV.SACS.HHZ. 2024-05-23T09:02:42.78 3.0 undecidable manual Sg 18.200001 0
GU.CANO.HHZ. 2024-05-23T09:02:28.04 3.0 positive manual Pn 4.06 0
IV.FDMO.HHZ. 2024-05-23T09:02:24.88 3.0 undecidable manual Sg 13.49 0
IV.ZCCA.HHZ. 2024-05-23T09:02:19.15 3.0 undecidable manual Pg 16.08 0
IV.CRND.HNZ. 2024-05-23T09:02:14.18 3.0 negative manual Pn 1.13 0
IT.MTCL.HGZ. 2024-05-23T09:02:07.52 3.0 undecidable manual Sn -4.21 0
IV.ARRO.EHZ. 2024-05-23T09:02:06.63 3.0 undecidable manual Sn -1.54 0
IV.MF5.EHZ. 2024-05-23T09:02:04.75 3.0 undecidable manual Sn -1.41 0
IV.CAMP.HHZ. 2024-05-23T09:02:01.46 3.0 undecidable manual Sn 2.85 0
HL.VLS.HHZ. 2024-05-23T09:02:00.04 3.0 undecidable manual Pn -1.58 0
IV.SACS.HHZ. 2024-05-23T09:01:55.42 3.0 undecidable manual Pg 12.56 0
IV.ACATE.EHZ. 2024-05-23T09:01:52.64 3.0 negative manual Pn 1.22 0
IV.LADO.EHZ. 2024-05-23T09:01:50.18 3.0 undecidable manual Sn 0.24 0
IV.POFI.HHZ. 2024-05-23T09:01:46.24 3.0 undecidable manual S 3.99 0
IV.INTR.HHZ. 2024-05-23T09:01:42.26 3.0 undecidable manual S -1.12 0
IV.FDMO.HHZ. 2024-05-23T09:01:32.70 3.0 negative manual Pn -2.75 0
IV.VVLD.HHZ. 2024-05-23T09:01:21.95 3.0 undecidable manual Pn 1.03 0
IV.MELA.HHZ. 2024-05-23T09:01:20.64 3.0 undecidable manual S -0.65 0
IV.LPEL.HHZ. 2024-05-23T09:01:17.36 3.0 undecidable manual Pn -0.59 0
IV.SGO.HHE. 2024-05-23T09:01:00.74 0.6 undecidable manual S 210 14.6742 113 0.56 44
IX.SCL3.EHZ. 2024-05-23T09:00:58.64 0.1 undecidable manual S 77 9.9789 122 -0.08 100
IV.MRLC.HHZ. 2024-05-23T09:00:58.83 0.3 undecidable manual S 41 11.9769 118 -0.49 69
IX.VDS3.HNZ. 2024-05-23T09:00:58.04 0.6 undecidable manual S 20 7.7811 129 -0.06 50
IV.MRLC.HHZ. 2024-05-23T09:00:57.41 0.1 undecidable manual P 41 11.9769 118 0.06 100
IX.VDS3.HNZ. 2024-05-23T09:00:57.00 0.1 undecidable manual P 20 7.7811 129 0.36 95
IX.SCL3.EHZ. 2024-05-23T09:00:57.37 0.1 undecidable manual P 77 9.9789 122 0.37 94
IV.SGO.HHE. 2024-05-23T09:00:57.20 0.1 undecidable manual P 210 14.6742 113 -0.64 86
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.SCL3.EHE.02 ML:1.3 0.0003173765 0.128 AML other m 2024-05-23T09:00:59.81
IX.SCL3.EHN.02 ML:1.6 0.000628 0.08 AML other m 2024-05-23T09:00:59.27
IX.SCL3.HNE.01 ML:1.3 0.00032407940000000004 0.144 AML other m 2024-05-23T09:00:59.81
IX.SCL3.HNN.01 ML:1.6 0.0006736547499999999 0.08 AML other m 2024-05-23T09:00:59.23
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