Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 16-09-2023 and time 10:18:39 (Italy) in region 7 km W Castelsaraceno (PZ)

A magnitude ML 1.4 earthquake occured in region: 7 km W Castelsaraceno (PZ), on

  • 16-09-2023 08:18:39 (UTC)
  • 16-09-2023 10:18:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.1720, 15.9110 at 10 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
Castelsaraceno PZ 7 1384 1384
Moliterno PZ 9 4062 5446
Sarconi PZ 9 1404 6850
Spinoso PZ 12 1462 8312
Latronico PZ 13 4556 12868
Grumento Nova PZ 13 1700 14568
Lagonegro PZ 14 5584 20152
San Martino d'Agri PZ 14 801 20953
San Chirico Raparo PZ 14 1084 22037
Nemoli PZ 15 1495 23532
Lauria PZ 15 12919 36451
Carbone PZ 16 638 37089
Montemurro PZ 16 1235 38324
Rivello PZ 17 2767 41091
Viggiano PZ 19 3329 44420
Castelluccio Superiore PZ 19 824 45244
Castelluccio Inferiore PZ 19 2131 47375
Episcopia PZ 19 1434 48809
Trecchina PZ 20 2316 51125
Tramutola PZ 20 3089 54214
Casalbuono SA 20 1194 55408
Armento PZ 20 631 56039

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km S of Potenza (67122 inhabitants)
80 Km SW of Matera (60436 inhabitants)
91 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 1.4 2023-09-16
08:18:39		 40.1722 15.9108 10 2023-09-16
08:24:39		 Sala Sismica INGV-Roma 121100911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-16 08:18:39 ± 0.09
Latitude 40.1722 ± 0.0054
Longitude 15.9108 ± 0.0082
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121100911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 727
Semi-minor axis of confidence ellipse (meter) 447
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 54
Circular confidence region, given by single value of horizontal uncertainty (meter) 730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 107
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41818
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 121100911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-16 08:24:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCRV.HHZ. 2023-09-16T08:19:07.67 3.0 undecidable manual S -1.77 0
IV.ACER.HNZ. 2023-09-16T08:19:03.43 3.0 undecidable manual S 0.2 0
IV.SLCN.HHZ. 2023-09-16T08:18:51.80 0.3 undecidable manual S 316 33.744 50 0.37 67
IV.MGR.HHZ. 2023-09-16T08:18:50.17 0.3 undecidable manual S 263 30.5472 50 -0.41 67
XE.T0701.HHZ. 2023-09-16T08:18:50.00 0.3 undecidable manual S 140 27.0507 109 0.46 67
IV.BULG.HHZ. 2023-09-16T08:18:48.62 0.3 undecidable manual P 257 46.4202 50 0.22 68
IV.MCEL.HHZ. 2023-09-16T08:18:47.25 0.3 undecidable manual S 331 19.2696 116 0.18 72
IV.SLCN.HHZ. 2023-09-16T08:18:46.52 0.1 undecidable manual P 316 33.744 50 0.08 95
IV.MTSN.HHZ. 2023-09-16T08:18:46.56 0.6 undecidable manual S 308 17.0718 119 0.18 48
XE.T0701.HHZ. 2023-09-16T08:18:45.15 0.1 undecidable manual P 140 27.0507 109 -0.19 94
IV.SCHR.EHZ. 2023-09-16T08:18:45.36 0.3 undecidable manual S 78 14.2746 123 -0.2 72
IV.MGR.HHZ. 2023-09-16T08:18:45.65 0.1 undecidable manual P 263 30.5472 50 -0.3 92
MN.CUC.HHZ. 2023-09-16T08:18:44.56 0.1 positive manual P 202 21.3675 114 0.26 94
IV.MCEL.HHZ. 2023-09-16T08:18:43.81 0.1 positive manual P 331 19.2696 116 -0.11 97
IV.SCHR.EHZ. 2023-09-16T08:18:43.03 0.1 positive manual P 78 14.2746 123 -0.02 100
IV.MTSN.HHZ. 2023-09-16T08:18:43.67 0.6 positive manual P 308 17.0718 119 0.15 48
IV.SIRI.HHZ. 2023-09-16T08:18:41.33 0.1 undecidable manual P 287 3.7962 158 -0.33 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SCHR.EHN. ML:1.7 0.000459 0.22 AML other m 2023-09-16T08:18:45.61
IV.SCHR.EHE. ML:1.4 0.00022349999999999998 1.3 AML other m 2023-09-16T08:18:46.33
IV.MTSN.HNN. ML:1.7 0.00043 1.14 AML other m 2023-09-16T08:18:46.92
IV.MTSN.HHN. ML:1.7 0.00045400000000000003 0.24 AML other m 2023-09-16T08:18:46.93
IV.MCEL.HHN. ML:1.5 0.000263 0.46 AML other m 2023-09-16T08:18:47.57
IV.MTSN.HHE. ML:1.5 0.0002875 0.28 AML other m 2023-09-16T08:18:47.35
IV.MTSN.HNE. ML:1.5 0.00028649999999999997 0.28 AML other m 2023-09-16T08:18:47.35
IV.MCEL.HHE. ML:1.6 0.000337 1.8 AML other m 2023-09-16T08:18:48.97
IV.MCEL.HNE. ML:2.1 0.000959 0.42 AML other m 2023-09-16T08:18:48.35
IV.MCEL.HNN. ML:1.9 0.000618 0.68 AML other m 2023-09-16T08:18:48.87
IV.MGR.HHN. ML:1.1 0.00006725000000000001 0.64 AML other m 2023-09-16T08:18:50.60
XE.T0701.HHE. ML:1.1 0.00006525 0.54 AML other m 2023-09-16T08:18:51.41
IV.MGR.HHE. ML:1.1 0.0000609 0.82 AML other m 2023-09-16T08:18:51.88
MN.CUC.HNN. ML:1.3 0.00013490000000000003 0.46 AML other m 2023-09-16T08:18:52.57
IV.SLCN.HHN. ML:1.5 0.000136 0.26 AML other m 2023-09-16T08:18:52.58
XE.T0701.HHN. ML:0.9 0.000041700000000000004 0.76 AML other m 2023-09-16T08:18:52.81
MN.CUC.HHN. ML:1.0 0.000077 0.62 AML other m 2023-09-16T08:18:53.21
MN.CUC.HHE. ML:1.1 0.00008615000000000001 0.9 AML other m 2023-09-16T08:18:54.16
MN.CUC.HNE. ML:1.4 0.00019605500000000002 1.36 AML other m 2023-09-16T08:18:55.08
IV.BULG.HHE. ML:1.0 0.00002945 1 AML other m 2023-09-16T08:18:55.98
IV.SLCN.HHE. ML:1.4 0.000115 0.28 AML other m 2023-09-16T08:18:56.30
IV.BULG.HHN. ML:1.2 0.000048549999999999994 1.7 AML other m 2023-09-16T08:18:58.97
IV.ACER.HHE. ML:1.6 0.0000757 0.52 AML other m 2023-09-16T08:19:02.58
IV.ACER.HHN. ML:1.6 0.0000628 0.24 AML other m 2023-09-16T08:19:03.17
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