Earthquake with magnitude of ML 1.0 on date 06-02-2023 and time 09:01:48 (UTC) in region 3 km S Casalbuono (SA)

A magnitude ML 1.0 earthquake occured in region: 3 km S Casalbuono (SA), on

  • 06-02-2023 09:01:48 (UTC)
  • 06-02-2023 10:01:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.1850, 15.6830 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Casalbuono SA 3 1194 1194
Casaletto Spartano SA 7 1420 2614
Tortorella SA 8 523 3137
Torraca SA 9 1263 4400
Lagonegro PZ 10 5584 9984
Montesano sulla Marcellana SA 10 6704 16688
Buonabitacolo SA 11 2549 19237
Caselle in Pittari SA 12 1956 21193
Morigerati SA 12 665 21858
Vibonati SA 13 3293 25151
Sanza SA 13 2608 27759
Sapri SA 13 6770 34529
Rivello PZ 14 2767 37296
Santa Marina SA 15 3243 40539
Ispani SA 15 1026 41565
Nemoli PZ 17 1495 43060
Moliterno PZ 17 4062 47122
Padula SA 18 5368 52490
Tramutola PZ 18 3089 55579
Sarconi PZ 19 1404 56983
Torre Orsaia SA 19 2118 59101
Trecchina PZ 19 2316 61417

Municipalities with at least 50000 inhabitants

An earthquake occurred to
52 Km S of Potenza (67122 inhabitants)
76 Km SE of Battipaglia (50786 inhabitants)
94 Km SW of Matera (60436 inhabitants)
96 Km SE of Salerno (135261 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 1.0 2023-02-06
09:01:48
40.1852 15.6833 10 2023-02-06
09:20:35
Sala Sismica INGV-Roma 114137811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-06 09:01:48 ± 0.13
Latitude 40.1852 ± 0.0162
Longitude 15.6833 ± 0.0165
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 114137811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2160
Semi-minor axis of confidence ellipse (meter) 610
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 324
Circular confidence region, given by single value of horizontal uncertainty (meter) 2160.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 153
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.09623
Epicentral distance of station farthest from the epicenter (degree) 0.25721
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:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 114137811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-06 09:20:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BULG.HNZ. 2023-02-06T09:01:59.32 0.3 undecidable manual S 246 28.5492 50 0.39 68
IV.BULG.HNZ. 2023-02-06T09:01:54.45 0.1 undecidable manual P 246 28.5492 50 -0.12 95
IV.MTSN.HNZ. 2023-02-06T09:01:53.64 0.6 undecidable manual S 33 10.6782 133 -0.04 50
IV.MCEL.HHZ. 2023-02-06T09:01:52.92 1.0 positive manual P 33 18.4704 118 0.11 24
IV.SIRI.HHZ. 2023-02-06T09:01:52.43 0.6 positive manual P 91 15.5733 122 0.11 49
IV.MTSN.HNZ. 2023-02-06T09:01:51.58 0.1 undecidable manual P 33 10.6782 133 0.04 100
IV.MGR.HHZ. 2023-02-06T09:01:51.41 0.3 positive manual P 244 12.1767 129 -0.35 70
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MGR.HHE. ML:0.9 0.00009325 1.6 AML other m 2023-02-06T09:01:53.08
IV.MGR.HHN. ML:0.9 0.00009554999999999999 1.32 AML other m 2023-02-06T09:01:54.76
IV.MCEL.HNE. ML:1.2 0.00013550000000000001 1.52 AML other m 2023-02-06T09:01:57.10
IV.MCEL.HNN. ML:1.2 0.000134 1.04 AML other m 2023-02-06T09:01:57.25
IV.SIRI.HHE. ML:0.9 0.000076562085 0.2816 AML other m 2023-02-06T09:01:56.35
IV.SIRI.HHN. ML:0.7 0.000052196404999999994 0.3648 AML other m 2023-02-06T09:01:57.53
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