Earthquake with magnitude of ML 0.8 on date 28-05-2023 and time 22:45:56 (UTC) in region Sarconi (PZ)

A magnitude ML 0.8 earthquake occured in region: Sarconi (PZ), on

  • 28-05-2023 22:45:56 (UTC)
  • 29-05-2023 00:45:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.2500, 15.8850 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
Sarconi PZ 0 1404 1404
Moliterno PZ 2 4062 5466
Grumento Nova PZ 4 1700 7166
Spinoso PZ 7 1462 8628
Viggiano PZ 10 3329 11957
Montemurro PZ 11 1235 13192
Tramutola PZ 11 3089 16281
Castelsaraceno PZ 13 1384 17665
San Martino d'Agri PZ 14 801 18466
Marsicovetere PZ 15 5546 24012
Montesano sulla Marcellana SA 16 6704 30716
Armento PZ 17 631 31347
Lagonegro PZ 17 5584 36931
Casalbuono SA 18 1194 38125
San Chirico Raparo PZ 18 1084 39209
Paterno PZ 19 3368 42577

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km S of Potenza (67122 inhabitants)
76 Km SW of Matera (60436 inhabitants)
86 Km SW of Altamura (70396 inhabitants)
86 Km E 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 0.8 2023-05-28
22:45:56
40.2503 15.8848 9 2023-05-28
22:54:49
Sala Sismica INGV-Roma 117830131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-28 22:45:56 ± 0.1
Latitude 40.2503 ± 0.0027
Longitude 15.8848 ± 0.0035
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 117830131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 304
Semi-minor axis of confidence ellipse (meter) 273
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 29
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 149
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.06925
Epicentral distance of station farthest from the epicenter (degree) 0.23742
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 117830131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-28 22:54:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SCHR.EHZ. 2023-05-28T22:46:03.51 0.3 undecidable manual S 109 17.1717 119 0.08 73
IV.SLCN.HHZ. 2023-05-28T22:46:02.45 0.6 positive manual P 306 26.3514 109 0.2 47
IV.MCEL.HHZ. 2023-05-28T22:46:01.65 0.3 undecidable manual S 320 10.878 131 0.03 75
IV.MTSN.HHZ. 2023-05-28T22:46:01.78 0.3 undecidable manual S 279 11.3775 129 0.01 75
IV.SIRI.HHZ. 2023-05-28T22:46:00.85 0.3 undecidable manual S 191 7.6812 140 0 76
IV.SCHR.EHZ. 2023-05-28T22:46:00.51 0.1 undecidable manual P 109 17.1717 119 -0.06 98
IV.SIRI.HHZ. 2023-05-28T22:45:59.11 0.6 undecidable manual P 191 7.6812 140 0.03 50
IV.MCEL.HHZ. 2023-05-28T22:45:59.43 0.1 undecidable manual P 320 10.878 131 -0.09 99
IV.MTSN.HHZ. 2023-05-28T22:45:59.59 0.1 undecidable manual P 279 11.3775 129 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MCEL.HHE. ML:0.6 0.000048049999999999996 0.18 AML other m 2023-05-28T22:46:02.17
IV.MTSN.HHN. ML:0.7 0.0000571 0.9 AML other m 2023-05-28T22:46:02.64
IV.MTSN.HHE. ML:0.7 0.0000579 1.32 AML other m 2023-05-28T22:46:02.11
IV.MCEL.HHN. ML:0.6 0.000042749999999999996 1.1 AML other m 2023-05-28T22:46:03.14
IV.MCEL.HNE. ML:1.2 0.0002065 0.46 AML other m 2023-05-28T22:46:03.40
IV.MCEL.HNN. ML:1.0 0.00011750000000000001 0.42 AML other m 2023-05-28T22:46:03.24
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