Earthquake with magnitude of ML 1.2 on date 25-09-2022 and time 07:03:50 (Italy) in region 4 km NW San Gregorio Magno (SA)

A magnitude ML 1.2 earthquake occured in region: 4 km NW San Gregorio Magno (SA), on

  • 25-09-2022 05:03:50 (UTC)
  • 25-09-2022 07:03:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.6890, 15.3790 at 13 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 4 4286 4286
Buccino SA 6 5047 9333
Palomonte SA 8 3985 13318
Romagnano al Monte SA 8 368 13686
Colliano SA 8 3638 17324
Ricigliano SA 9 1144 18468
Valva SA 11 1643 20111
Muro Lucano PZ 12 5497 25608
Castelgrande PZ 12 943 26551
Balvano PZ 12 1830 28381
Oliveto Citra SA 12 3802 32183
Contursi Terme SA 12 3394 35577
Laviano SA 12 1438 37015
Salvitelle SA 13 560 37575
Santomenna SA 14 443 38018
Vietri di Potenza PZ 15 2832 40850
Auletta SA 15 2336 43186
Castelnuovo di Conza SA 15 619 43805
Sicignano degli Alburni SA 16 3519 47324
Bella PZ 16 5171 52495
Senerchia AV 16 842 53337
Pescopagano PZ 17 1910 55247
Caggiano SA 17 2765 58012
Calabritto AV 17 2391 60403
Pertosa SA 17 690 61093
Sant'Andrea di Conza AV 17 1539 62632
Petina SA 17 1159 63791
Baragiano PZ 18 2671 66462
Postiglione SA 19 2151 68613
Caposele AV 19 3483 72096
Conza della Campania AV 19 1373 73469
Savoia di Lucania PZ 20 1127 74596
Serre SA 20 3995 78591
San Fele PZ 20 3004 81595

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Battipaglia (50786 inhabitants)
36 Km W of Potenza (67122 inhabitants)
52 Km E of Salerno (135261 inhabitants)
55 Km E of Avellino (54857 inhabitants)
57 Km E of Cava de' Tirreni (53659 inhabitants)
70 Km SE of Benevento (60091 inhabitants)
72 Km E of Scafati (50787 inhabitants)
76 Km E of Castellammare di Stabia (66466 inhabitants)
78 Km SW of Cerignola (58396 inhabitants)
86 Km E of Torre del Greco (86275 inhabitants)
87 Km S of Foggia (151991 inhabitants)
88 Km E of Portici (55274 inhabitants)
88 Km E of Ercolano (53709 inhabitants)
89 Km E of Acerra (59573 inhabitants)
94 Km E of Afragola (65057 inhabitants)
95 Km E of Casoria (77642 inhabitants)
96 Km E of Napoli (974074 inhabitants)
98 Km SW of Andria (100440 inhabitants)
98 Km E of Caserta (76326 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 1.2 2022-09-25
05:03:50
40.6887 15.3787 13 2022-09-25
05:22:42
Sala Sismica INGV-Roma 110121211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-25 05:03:50 ± 0.13
Latitude 40.6887 ± 0.0045
Longitude 15.3787 ± 0.0071
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 110121211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 555
Semi-minor axis of confidence ellipse (meter) 216
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26890
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 110121211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-25 05:22:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSRU.HHZ. 2022-09-25T05:05:04.12 3.0 undecidable manual Sn 0.09 0
IV.SPS2.HHZ. 2022-09-25T05:04:44.52 3.0 undecidable manual Sn 0.46 0
IV.MPNC.HHZ. 2022-09-25T05:04:33.15 3.0 undecidable manual Pg 6.1 0
IV.CELB.HHZ. 2022-09-25T05:04:32.19 3.0 undecidable manual Pn 0.05 0
IV.CMPR.HHZ. 2022-09-25T05:04:10.65 3.0 undecidable manual Sn -4.34 0
IV.SNAL.HHE. 2022-09-25T05:04:02.01 0.6 undecidable manual S 332 29.8479 97 0.64 41
IV.CDRU.HHZ. 2022-09-25T05:03:59.74 0.3 undecidable manual S 196 22.9548 101 0.2 69
IV.MCRV.HHE. 2022-09-25T05:03:58.75 0.3 undecidable manual S 301 20.4684 104 -0.15 72
IV.SNAL.HHE. 2022-09-25T05:03:57.09 0.1 undecidable manual P 332 29.8479 97 0.15 93
IV.MRLC.HHE. 2022-09-25T05:03:56.84 0.3 undecidable manual S 51 11.9769 124 0.04 74
IX.SCL3.EHZ.02 2022-09-25T05:03:56.84 0.3 undecidable manual S 86 11.1777 127 0.2 72
IV.CDRU.HHZ. 2022-09-25T05:03:55.78 0.1 undecidable manual P 196 22.9548 101 -0.11 97
IX.COL3.HHZ.02 2022-09-25T05:03:55.52 0.3 undecidable manual S 268 4.0959 158 0.05 74
IV.MCRV.HHE. 2022-09-25T05:03:55.20 0.3 undecidable manual P 301 20.4684 104 -0.32 69
IX.SCL3.EHZ.02 2022-09-25T05:03:54.15 0.1 undecidable manual P 86 11.1777 127 -0.06 98
IV.MRLC.HHE. 2022-09-25T05:03:54.09 0.1 undecidable manual P 51 11.9769 124 -0.22 94
IX.COL3.HHZ.02 2022-09-25T05:03:53.46 0.1 undecidable manual P 268 4.0959 158 -0.08 100
IV.SACR.HHZ. 2022-09-25T05:03:47.71 3.0 negative manual P 0.06 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.SCL3.EHE.02 ML:1.3 0.00021331060000000002 0.128 AML other m 2022-09-25T05:03:57.08
IX.SCL3.EHN.02 ML:1.3 0.0002220823 0.192 AML other m 2022-09-25T05:03:59.40
IX.SCL3.HNE.01 ML:1.3 0.00018628710000000002 0.128 AML other m 2022-09-25T05:03:57.14
IX.SCL3.HNN.01 ML:1.4 0.00022550545 0.176 AML other m 2022-09-25T05:03:59.39
IV.CDRU.HHE. ML:0.8 0.000039191895000000006 0.16 AML other m 2022-09-25T05:04:02.88
IV.CDRU.HHN. ML:0.8 0.000035443975 0.2016 AML other m 2022-09-25T05:04:00.15
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