Earthquake with magnitude of ML 0.3 on date 19-01-2023 and time 00:27:28 (UTC) in region 3 km SW Sansepolcro (AR)

A magnitude ML 0.3 earthquake occured in region: 3 km SW Sansepolcro (AR), on

  • 19-01-2023 00:27:28 (UTC)
  • 19-01-2023 01:27:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5500, 12.1260 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
Sansepolcro AR 3 15884 15884
San Giustino PG 4 11297 27181
Anghiari AR 6 5638 32819
Citerna PG 6 3531 36350
Monterchi AR 7 1757 38107
Monte Santa Maria Tiberina PG 13 1183 39290
CittĂ  di Castello PG 14 39913 79203
Pieve Santo Stefano AR 15 3183 82386
Caprese Michelangelo AR 15 1426 83812
Badia Tedalda AR 18 1087 84899
Borgo Pace PU 18 606 85505

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km E of Arezzo (99543 inhabitants)
54 Km NW of Perugia (166134 inhabitants)
66 Km S of Cesena (96758 inhabitants)
67 Km SW of Rimini (147750 inhabitants)
69 Km E of Siena (53903 inhabitants)
74 Km E of Firenze (382808 inhabitants)
75 Km SW of Pesaro (94582 inhabitants)
75 Km S of Forlì (117913 inhabitants)
79 Km W of Fano (60888 inhabitants)
79 Km E of Scandicci (50609 inhabitants)
81 Km NW of Foligno (57155 inhabitants)
84 Km S of Faenza (58541 inhabitants)
90 Km E of Prato (191150 inhabitants)
95 Km SE of Imola (69797 inhabitants)
97 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 0.3 2023-01-19
00:27:28
43.5503 12.1257 8 2023-01-19
00:45:52
Sala Sismica INGV-Roma 113670061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-19 00:27:28 ± 0.13
Latitude 43.5503 ± 0.0036
Longitude 12.1257 ± 0.0037
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 113670061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 375
Semi-minor axis of confidence ellipse (meter) 146
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 203
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.02338
Epicentral distance of station farthest from the epicenter (degree) 0.25001
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 113670061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-19 00:45:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAFI.HHZ. 2023-01-19T00:27:38.49 0.6 undecidable manual S 208 27.6501 105 -0.17 46
IV.ATPC.HHZ. 2023-01-19T00:27:38.66 0.3 undecidable manual S 106 27.75 105 -0.01 72
IV.APEC.HHZ. 2023-01-19T00:27:37.74 0.6 undecidable manual S 88 23.6541 108 0.42 44
IV.ATPI.HNZ. 2023-01-19T00:27:37.44 0.6 undecidable manual S 116 24.8529 107 -0.27 46
IV.ATPC.HHZ. 2023-01-19T00:27:34.34 0.6 undecidable manual P 106 27.75 105 -0.12 47
IV.CRE.HHZ. 2023-01-19T00:27:34.77 0.6 undecidable manual S 299 15.873 115 -0.04 49
IV.CAFI.HHZ. 2023-01-19T00:27:34.44 0.1 undecidable manual P 208 27.6501 105 0 96
IV.PARC.HHZ. 2023-01-19T00:27:34.21 0.3 undecidable manual S 40 14.1747 118 -0.06 73
IV.ATPI.HNZ. 2023-01-19T00:27:33.85 0.6 undecidable manual P 116 24.8529 107 -0.05 48
IV.ATMC.EHZ. 2023-01-19T00:27:33.92 0.3 undecidable manual S 155 12.6762 121 0.1 72
IV.BADI.EHZ. 2023-01-19T00:27:33.30 0.3 undecidable manual S 115 10.5783 126 0.1 73
IV.PARC.HHZ. 2023-01-19T00:27:32.02 0.1 undecidable manual P 40 14.1747 118 0.11 96
IV.APEC.HHZ. 2023-01-19T00:27:32.88 0.6 undecidable manual P 88 23.6541 108 -0.79 39
IV.CRE.HHZ. 2023-01-19T00:27:32.50 0.6 undecidable manual P 299 15.873 115 0.28 46
IV.BADI.EHZ. 2023-01-19T00:27:31.49 0.3 undecidable manual P 115 10.5783 126 0.19 71
IV.SSP9.EHZ. 2023-01-19T00:27:31.31 0.3 undecidable manual S 10 2.5974 161 -0.17 73
IV.ATMC.EHZ. 2023-01-19T00:27:31.74 0.3 undecidable manual P 155 12.6762 121 0.09 73
IV.SSP9.EHZ. 2023-01-19T00:27:30.31 0.1 undecidable manual P 10 2.5974 161 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSP9.EHE. ML:0.0 0.0001969019 0.22 AML other m 2023-01-19T00:27:32.20
IV.SSP9.EHN. ML:0.0 0.00027159655 0.2 AML other m 2023-01-19T00:27:31.67
IV.BADI.EHE. ML:0.2 0.000023603775 0.12 AML other m 2023-01-19T00:27:33.94
IV.BADI.EHN. ML:0.3 0.00002752957 0.14 AML other m 2023-01-19T00:27:33.55
IV.PARC.HHE. ML:0.3 0.000020036960000000002 0.14 AML other m 2023-01-19T00:27:35.53
IV.PARC.HHN. ML:0.4 0.00002437543 0.1 AML other m 2023-01-19T00:27:34.76
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