Earthquake with magnitude of ML 0.8 on date 02-06-2023 and time 08:11:58 (UTC) in region 3 km W Sansepolcro (AR)

A magnitude ML 0.8 earthquake occured in region: 3 km W Sansepolcro (AR), on

  • 02-06-2023 08:11:58 (UTC)
  • 02-06-2023 10:11:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5840, 12.1050 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
Sansepolcro AR 3 15884 15884
Anghiari AR 6 5638 21522
San Giustino PG 7 11297 32819
Citerna PG 10 3531 36350
Pieve Santo Stefano AR 11 3183 39533
Monterchi AR 11 1757 41290
Caprese Michelangelo AR 12 1426 42716
Badia Tedalda AR 15 1087 43803
Monte Santa Maria Tiberina PG 17 1183 44986
Borgo Pace PU 18 606 45592
CittĂ  di Castello PG 18 39913 85505
Chiusi della Verna AR 19 2023 87528
Subbiano AR 19 6331 93859
Capolona AR 20 5438 99297

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Arezzo (99543 inhabitants)
58 Km NW of Perugia (166134 inhabitants)
63 Km S of Cesena (96758 inhabitants)
65 Km SW of Rimini (147750 inhabitants)
69 Km E of Siena (53903 inhabitants)
71 Km S of Forlì (117913 inhabitants)
71 Km E of Firenze (382808 inhabitants)
75 Km W of Pesaro (94582 inhabitants)
77 Km E of Scandicci (50609 inhabitants)
79 Km W of Fano (60888 inhabitants)
80 Km S of Faenza (58541 inhabitants)
85 Km NW of Foligno (57155 inhabitants)
87 Km E of Prato (191150 inhabitants)
91 Km SE of Imola (69797 inhabitants)
93 Km S of Ravenna (159116 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 2023-06-02
08:11:58
43.5838 12.1047 10 2023-06-02
08:45:50
Sala Sismica INGV-Roma 117984791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-02 08:11:58 ± 0.06
Latitude 43.5838 ± 0.0126
Longitude 12.1047 ± 0.0050
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 117984791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1489
Semi-minor axis of confidence ellipse (meter) 288
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 346
Circular confidence region, given by single value of horizontal uncertainty (meter) 1490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34534
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 117984791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-02 08:45:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZCCA.HNZ. 2023-06-02T08:12:33.42 3.0 undecidable manual S -0.02 0
IV.CAFI.HHZ. 2023-06-02T08:12:09.53 0.1 undecidable manual S 202 30.3474 50 -0.09 98
IV.ATPI.EHZ. 2023-06-02T08:12:08.97 0.1 undecidable manual S 122 28.1496 50 -0.05 99
IV.NARO.HHZ. 2023-06-02T08:12:06.19 0.3 undecidable manual P 85 38.3283 50 -0.07 73
IV.CAFI.HHZ. 2023-06-02T08:12:05.14 0.3 positive manual P 202 30.3474 50 0.11 73
IV.ATMI.HHZ. 2023-06-02T08:12:05.21 1.0 positive manual P 155 30.6471 50 0.13 24
IV.ATPI.EHZ. 2023-06-02T08:12:04.74 0.6 undecidable manual P 122 28.1496 50 0.05 50
IV.CRE.HHZ. 2023-06-02T08:12:04.25 0.1 undecidable manual S 288 12.876 127 -0.15 100
IV.PARC.HHZ. 2023-06-02T08:12:04.28 0.1 undecidable manual S 56 12.876 127 -0.13 100
IV.PARC.HHZ. 2023-06-02T08:12:02.21 0.1 positive manual P 56 12.876 127 0.18 99
IV.CRE.HHZ. 2023-06-02T08:12:02.18 0.1 positive manual P 288 12.876 127 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRE.HHN. ML:1.0 0.00010035 0.28 AML other m 2023-06-02T08:12:04.37
IV.PARC.HHN. ML:0.8 0.00007295 0.76 AML other m 2023-06-02T08:12:05.57
IV.PARC.HHE. ML:0.8 0.00006745000000000001 0.62 AML other m 2023-06-02T08:12:05.90
IV.CRE.HHE. ML:0.6 0.000046200000000000005 1.14 AML other m 2023-06-02T08:12:06.03
IV.NARO.HHN. ML:0.8 0.000024500000000000003 0.16 AML other m 2023-06-02T08:12:12.15
IV.NARO.HHE. ML:0.6 0.0000172 0.28 AML other m 2023-06-02T08:12:12.66
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