Earthquake with magnitude of ML 1.6 on date 23-09-2023 and time 16:42:26 (Italy) in region 7 km W Castelsaraceno (PZ)

A magnitude ML 1.6 earthquake occured in region: 7 km W Castelsaraceno (PZ), on

  • 23-09-2023 14:42:26 (UTC)
  • 23-09-2023 16:42:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.1800, 15.9090 at 9 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
Castelsaraceno PZ 7 1384 1384
Moliterno PZ 8 4062 5446
Sarconi PZ 8 1404 6850
Spinoso PZ 11 1462 8312
Grumento Nova PZ 12 1700 10012
Latronico PZ 13 4556 14568
San Martino d'Agri PZ 14 801 15369
Lagonegro PZ 14 5584 20953
San Chirico Raparo PZ 14 1084 22037
Montemurro PZ 15 1235 23272
Nemoli PZ 16 1495 24767
Lauria PZ 16 12919 37686
Carbone PZ 16 638 38324
Rivello PZ 17 2767 41091
Viggiano PZ 18 3329 44420
Tramutola PZ 19 3089 47509
Armento PZ 19 631 48140
Casalbuono SA 20 1194 49334
Castelluccio Superiore PZ 20 824 50158
Episcopia PZ 20 1434 51592

Municipalities with at least 50000 inhabitants

An earthquake occurred to
52 Km S of Potenza (67122 inhabitants)
80 Km SW of Matera (60436 inhabitants)
90 Km SW of Altamura (70396 inhabitants)
92 Km SE of Battipaglia (50786 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 1.6 2023-09-23
14:42:26
40.18 15.909 9 2023-09-23
14:51:29
Sala Sismica INGV-Roma 121396921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-23 14:42:26 ± 0.07
Latitude 40.1800 ± 0.0045
Longitude 15.9090 ± 0.0071
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121396921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 618
Semi-minor axis of confidence ellipse (meter) 176
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 59
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60704
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 121396921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-23 14:51:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MELA.HHZ. 2023-09-23T14:43:12.65 1.0 undecidable manual Sn -0.3 0.36
IV.CMPR.HHZ. 2023-09-23T14:42:43.57 0.6 undecidable manual S 287 53.502 50 -0.02 47
IV.MCRV.HHZ. 2023-09-23T14:42:40.83 0.3 undecidable manual P -0.17 1.13
IV.ACER.HHZ. 2023-09-23T14:42:38.72 0.6 positive manual P 2 67.377 50 0.25 44
IV.MGR.HHZ. 2023-09-23T14:42:37.31 0.6 undecidable manual S 261 30.5472 50 -0.13 48
XE.LAICA.HHE. 2023-09-23T14:42:36.17 0.6 undecidable manual S 168 26.2515 109 0.06 49
IV.CMPR.HHZ. 2023-09-23T14:42:36.18 0.6 negative manual P 287 53.502 50 -0.16 46
XE.T0701.HNE. 2023-09-23T14:42:36.49 0.6 undecidable manual S 141 27.75 109 -0.12 48
IV.BULG.HHZ. 2023-09-23T14:42:35.54 1.0 negative manual P 256 46.4202 50 0.29 23
IX.STN3.HNN. 2023-09-23T14:42:35.08 0.1 undecidable manual P 331 44.5221 50 0.13 94
MN.CUC.HHZ. 2023-09-23T14:42:34.92 0.6 undecidable manual S 201 22.1556 113 0.15 49
XE.TNOVA.HNE. 2023-09-23T14:42:34.47 0.1 undecidable manual P 127 37.5291 50 0.59 85
IX.PGN3.HHZ.02 2023-09-23T14:42:34.99 0.3 undecidable manual P 348 44.5221 50 0.04 72
XE.CNESE.HNE. 2023-09-23T14:42:33.92 0.3 undecidable manual P 155 35.0427 50 0.43 67
IV.MTSN.HHZ. 2023-09-23T14:42:33.29 0.6 undecidable manual S 306 16.4724 120 0.3 48
IV.MCEL.HHZ. 2023-09-23T14:42:33.95 0.6 undecidable manual S 331 18.4704 117 0.34 47
XE.MORMA.HNE. 2023-09-23T14:42:33.88 0.3 undecidable manual P 171 34.8429 50 0.43 67
IX.MRN3.HNE. 2023-09-23T14:42:32.50 0.1 undecidable manual P 331 31.1466 50 -0.4 91
IV.MMN.HHN. 2023-09-23T14:42:32.97 0.1 undecidable manual P 168 32.8449 50 -0.17 95
IV.SCHR.EHN. 2023-09-23T14:42:32.08 0.6 undecidable manual S 81 14.2746 123 -0.28 48
IV.MGR.HHZ. 2023-09-23T14:42:32.59 0.1 positive manual P 261 30.5472 50 -0.2 95
XE.T0701.HNE. 2023-09-23T14:42:31.95 0.1 undecidable manual P 141 27.75 109 -0.36 92
MN.CUC.HHZ. 2023-09-23T14:42:31.38 0.1 positive manual P 201 22.1556 113 0.13 98
XE.LAICA.HHE. 2023-09-23T14:42:31.77 0.3 undecidable manual P 168 26.2515 109 -0.26 71
IV.MTSN.HHZ. 2023-09-23T14:42:30.50 0.3 positive manual P 306 16.4724 120 0.28 72
IV.MCEL.HHZ. 2023-09-23T14:42:30.73 0.1 negative manual P 331 18.4704 117 0.15 98
IX.VGG3.HNN.01 2023-09-23T14:42:30.57 0.1 undecidable manual P 358 17.3715 118 0.19 97
IV.SIRI.HHZ. 2023-09-23T14:42:29.79 0.6 undecidable manual S 274 3.4965 159 -0.1 51
IV.SCHR.EHN. 2023-09-23T14:42:29.78 0.1 undecidable manual P 81 14.2746 123 -0.08 100
IV.SIRI.HHZ. 2023-09-23T14:42:28.22 0.1 undecidable manual P 274 3.4965 159 -0.21 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTSN.HHE. ML:1.9 0.000658 1.78 AML other m 2023-09-23T14:42:34.95
IV.MTSN.HNE. ML:1.8 0.000621 1.64 AML other m 2023-09-23T14:42:34.94
IV.MTSN.HNN. ML:1.7 0.0004437637 0.2048 AML other m 2023-09-23T14:42:34.83
IV.MTSN.HHN. ML:1.7 0.0004768886 0.2048 AML other m 2023-09-23T14:42:34.83
IV.MCEL.HHN. ML:1.5 0.00026885815 0.1792 AML other m 2023-09-23T14:42:34.35
IV.MCEL.HHE. ML:1.6 0.00035661845000000005 0.1408 AML other m 2023-09-23T14:42:34.73
IV.MCEL.HNN. ML:2.0 0.0007861468499999999 0.2176 AML other m 2023-09-23T14:42:35.99
IV.MCEL.HNE. ML:2.1 0.0010635 0.46 AML other m 2023-09-23T14:42:35.73
MN.CUC.HHE. ML:1.4 0.0001501075 0.1792 AML other m 2023-09-23T14:42:36.13
MN.CUC.HHN. ML:1.2 0.0001082503 0.1408 AML other m 2023-09-23T14:42:35.87
IV.MGR.HHE. ML:1.2 0.00007454031 0.1984 AML other m 2023-09-23T14:42:37.94
IV.MGR.HHN. ML:1.2 0.00008181485999999999 0.2816 AML other m 2023-09-23T14:42:38.02
MN.CUC.HNE. ML:1.3 0.00013981269 0.1792 AML other m 2023-09-23T14:42:36.14
MN.CUC.HNN. ML:1.2 0.00010422213500000001 0.2048 AML other m 2023-09-23T14:42:36.45
IV.MGR.HNE. ML:2.7 0.0025044944999999996 0.608 AML other m 2023-09-23T14:42:41.16
IV.MGR.HNN. ML:2.6 0.00217417 0.608 AML other m 2023-09-23T14:42:41.16
IV.BULG.HHE. ML:1.4 0.000072703175 0.96 AML other m 2023-09-23T14:42:51.33
IV.BULG.HHN. ML:1.7 0.0001477136 1.1776 AML other m 2023-09-23T14:42:54.79
IV.BULG.HNE. ML:1.3 0.00006235651999999999 0.6016 AML other m 2023-09-23T14:42:45.08
IV.BULG.HNN. ML:1.7 0.00014037255 1.3184 AML other m 2023-09-23T14:42:54.79
IV.CMPR.HHE. ML:0.9 0.000021904109 0.1792 AML other m 2023-09-23T14:42:45.82
IV.CMPR.HHN. ML:1.0 0.000022885186 0.2176 AML other m 2023-09-23T14:42:44.14
IV.CMPR.HNE. ML:1.4 0.00005621261499999999 0.7936 AML other m 2023-09-23T14:42:50.13
IV.CMPR.HNN. ML:1.7 0.000128365265 0.9984 AML other m 2023-09-23T14:43:01.02
IV.ACER.HHE. ML:1.9 0.00014078980000000003 1.92 AML other m 2023-09-23T14:42:38.73
IV.ACER.HHN. ML:1.9 0.00012859105 1.1968 AML other m 2023-09-23T14:42:57.40
IV.ACER.HNE. ML:1.8 0.00010949714999999998 1.4208 AML other m 2023-09-23T14:42:38.88
IV.ACER.HNN. ML:1.8 0.00011510365 1.28 AML other m 2023-09-23T14:42:58.93
IV.MCRV.HHE. ML:1.2 0.000018798801 0.8 AML other m 2023-09-23T14:43:12.43
IV.MCRV.HHN. ML:1.1 0.0000155355355 0.224 AML other m 2023-09-23T14:43:03.77
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download