Earthquake with magnitude of ML 1.2 on date 22-08-2023 and time 20:19:03 (Italy) in region Moliterno (PZ)

A magnitude ML 1.2 earthquake occured in region: Moliterno (PZ), on

  • 22-08-2023 18:19:03 (UTC)
  • 22-08-2023 20:19:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.2410, 15.8740 at 8 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
Moliterno PZ 0 4062 4062
Sarconi PZ 2 1404 5466
Grumento Nova PZ 5 1700 7166
Spinoso PZ 8 1462 8628
Viggiano PZ 11 3329 11957
Tramutola PZ 12 3089 15046
Montemurro PZ 12 1235 16281
Castelsaraceno PZ 13 1384 17665
Montesano sulla Marcellana SA 15 6704 24369
San Martino d'Agri PZ 15 801 25170
Marsicovetere PZ 15 5546 30716
Lagonegro PZ 16 5584 36300
Casalbuono SA 16 1194 37494
Armento PZ 18 631 38125
San Chirico Raparo PZ 18 1084 39209
Paterno PZ 19 3368 42577

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km S of Potenza (67122 inhabitants)
78 Km SW of Matera (60436 inhabitants)
86 Km E of Battipaglia (50786 inhabitants)
87 Km SW 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 1.2 2023-08-22
18:19:03
40.2413 15.8738 8 2023-08-22
18:28:28
Sala Sismica INGV-Roma 120389851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-22 18:19:03 ± 0.1
Latitude 40.2413 ± 0.0045
Longitude 15.8738 ± 0.0059
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120389851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 599
Semi-minor axis of confidence ellipse (meter) 47
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 36
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41279
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 120389851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-22 18:28:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TDS.HHZ. 2023-08-22T18:19:30.27 3.0 undecidable manual S -0.3 0
IV.T0701.HHZ. 2023-08-22T18:19:16.06 0.3 undecidable manual S 100
IV.SLCN.HHZ. 2023-08-22T18:19:14.00 0.6 undecidable manual S 309 26.2515 107 0.51 44
IV.BULG.HHZ. 2023-08-22T18:19:12.96 0.3 undecidable manual P 247 45.8208 50 0.13 69
IV.PZUN.HHZ. 2023-08-22T18:19:12.77 3.0 undecidable manual P 0.45 0
IV.PTRP.HHZ. 2023-08-22T18:19:11.50 1.0 undecidable manual P 27 34.8429 103 0.36 22
IV.SCHR.EHZ. 2023-08-22T18:19:10.60 0.3 undecidable manual S 105 17.7711 115 -0.13 73
IV.T0701.HHZ. 2023-08-22T18:19:10.76 0.3 undecidable manual P 100
IV.MGR.HHZ. 2023-08-22T18:19:09.74 0.3 undecidable manual P 247 29.4483 105 -0.35 69
MN.CUC.HNE. 2023-08-22T18:19:09.97 1.0 undecidable manual P 190 27.9498 106 0.18 24
IV.SLCN.HHZ. 2023-08-22T18:19:09.47 0.3 undecidable manual P 309 26.2515 107 0 74
IV.MTSN.HHZ. 2023-08-22T18:19:08.50 0.3 undecidable manual S 285 10.6782 127 -0.13 74
IV.MCEL.HHZ. 2023-08-22T18:19:08.80 0.3 undecidable manual S 327 11.0778 126 0.07 75
IV.SIRI.HHZ. 2023-08-22T18:19:07.90 0.3 undecidable manual S 185 6.5934 141 0.31 72
IV.SCHR.EHZ. 2023-08-22T18:19:07.79 0.3 undecidable manual P 105 17.7711 115 -0.09 74
IV.MTSN.HHZ. 2023-08-22T18:19:06.36 0.1 undecidable manual P 285 10.6782 127 -0.3 95
IV.MCEL.HHZ. 2023-08-22T18:19:06.64 0.1 undecidable manual P 327 11.0778 126 -0.08 100
IV.SIRI.HHZ. 2023-08-22T18:19:06.18 0.1 undecidable manual P 185 6.5934 141 0.12 100
IX.VGG3.HNE.01 2023-08-22T18:19:06.74 0.6 undecidable manual P 12 10.7781 127 0.08 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SCHR.EHE. ML:0.0 0.0000935 1.34 AML other m 2023-08-22T18:19:11.25
IV.SCHR.EHN. ML:0.0 0.00008685000000000001 0.76 AML other m 2023-08-22T18:19:11.55
IV.MGR.HHE. ML:0.0 0.0000487 1.76 AML other m 2023-08-22T18:19:16.93
IV.SLCN.HHE. ML:0.0 0.000128 0.32 AML other m 2023-08-22T18:19:16.74
IV.MGR.HHN. ML:0.0 0.00005555 0.28 AML other m 2023-08-22T18:19:17.31
IV.SLCN.HHN. ML:0.0 0.00007325 1.62 AML other m 2023-08-22T18:19:17.81
IV.PTRP.HHN. ML:0.0 0.0000431 0.38 AML other m 2023-08-22T18:19:18.79
IV.PTRP.HHE. ML:0.0 0.00004775 1.22 AML other m 2023-08-22T18:19:22.98
IV.SIRI.HHE. ML:1.7 0.0010375760000000001 0.2176 AML other m 2023-08-22T18:19:08.06
IV.SIRI.HHN. ML:1.6 0.00072622665 0.1792 AML other m 2023-08-22T18:19:08.58
IV.MTSN.HHE. ML:1.5 0.00039572995 0.3456 AML other m 2023-08-22T18:19:09.84
IV.MTSN.HHN. ML:1.3 0.00027607005 0.2176 AML other m 2023-08-22T18:19:08.60
IV.MTSN.HNE. ML:1.5 0.0003856735 0.3328 AML other m 2023-08-22T18:19:09.83
IV.MCEL.HHE. ML:1.0 0.00014013895 0.192 AML other m 2023-08-22T18:19:11.31
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