Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 25-11-2022 and time 07:41:27 (Italy) in region 3 km W Castel Focognano (AR)

A magnitude ML 1.2 earthquake occured in region: 3 km W Castel Focognano (AR), on

  • 25-11-2022 06:41:27 (UTC)
  • 25-11-2022 07:41:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6400, 11.8020 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Castel Focognano AR 3 3149 3149
Talla AR 4 1062 4211
Ortignano Raggiolo AR 6 878 5089
Bibbiena AR 6 12241 17330
Chitignano AR 7 899 18229
Subbiano AR 9 6331 24560
Capolona AR 10 5438 29998
Poppi AR 10 6160 36158
Chiusi della Verna AR 13 2023 38181
Castiglion Fibocchi AR 13 2167 40348
Castel San Niccolò AR 14 2707 43055
Loro Ciuffenna AR 15 5819 48874
Caprese Michelangelo AR 15 1426 50300
Laterina AR 16 3517 53817
Pratovecchio Stia AR 18 5845 59662
Montemignaio AR 18 566 60228
Pieve Santo Stefano AR 20 3183 63411
Terranuova Bracciolini AR 20 12346 75757

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of Arezzo (99543 inhabitants)
46 Km E of Firenze (382808 inhabitants)
52 Km E of Scandicci (50609 inhabitants)
52 Km NE of Siena (53903 inhabitants)
63 Km E of Prato (191150 inhabitants)
66 Km SW of Cesena (96758 inhabitants)
68 Km S of Forlì (117913 inhabitants)
72 Km S of Faenza (58541 inhabitants)
76 Km NW of Perugia (166134 inhabitants)
77 Km SW of Rimini (147750 inhabitants)
78 Km E of Pistoia (90315 inhabitants)
80 Km S of Imola (69797 inhabitants)
92 Km SW of Ravenna (159116 inhabitants)
94 Km W of Pesaro (94582 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
Bulletin
Rev1000 		ML 1.2 2022-11-25
06:41:27		 43.6403 11.8017 10 2024-03-01
15:28:25		 Bollettino Sismico Italiano INGV 118245181
Reviewed
Rev100 		ML 1.2 2022-11-25
06:41:27		 43.6257 11.7722 6 2022-11-25
08:03:55		 Sala Sismica INGV-Roma 112192841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-25 06:41:27 ± 0.11
Latitude 43.6403 ± 0.0072
Longitude 11.8017 ± 0.0087
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 118245181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 999
Semi-minor axis of confidence ellipse (meter) 189
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 38
Circular confidence region, given by single value of horizontal uncertainty (meter) 1000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
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) 0.11062
Epicentral distance of station farthest from the epicenter (degree) 0.54139
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 27
Type of magnitude ML
Reference to an origin 118245181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-09 16:50:45

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 27
Type of magnitude ML
Reference to an origin 112192841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-25 08:03:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATPI.EHZ. 2022-11-25T06:41:44.56 0.6 undecidable manual S 113 52.7028 50 0.2 45
IV.BOSL.HHE. 2022-11-25T06:41:43.29 0.6 undecidable manual S 313 47.0196 50 0.44 43
IV.VMGN.HHZ. 2022-11-25T06:41:41.54 0.6 undecidable manual S 328 40.9257 50 0.31 45
IV.BADI.EHZ. 2022-11-25T06:41:40.49 0.6 undecidable manual S 112 38.4282 50 -0.06 48
IV.PARC.HHZ. 2022-11-25T06:41:39.03 0.6 undecidable manual S 88 35.1426 50 -0.63 42
IV.PIEI.HHZ. 2022-11-25T06:41:38.73 0.6 undecidable manual P 101 60.0954 50 0.36 43
IV.RUFI.EHZ. 2022-11-25T06:41:38.56 0.6 undecidable manual S 313 32.0457 50 -0.3 46
IV.SFI.EHZ. 2022-11-25T06:41:38.45 1.0 undecidable manual S 7 29.5482 50 0.26 23
IV.ATPI.EHZ. 2022-11-25T06:41:37.32 0.3 undecidable manual P 113 52.7028 50 0.08 69
IV.ATVO.HHZ. 2022-11-25T06:41:37.96 0.3 undecidable manual P 120 56.499 50 0.14 68
IV.BOSL.HHE. 2022-11-25T06:41:36.27 0.3 undecidable manual P 313 47.0196 50 -0.09 70
IV.LMD.HHZ. 2022-11-25T06:41:36.73 0.3 undecidable manual P 351 49.1175 50 0.05 70
IV.VMGN.HHZ. 2022-11-25T06:41:35.32 0.3 undecidable manual P 328 40.9257 50 -0.11 70
IV.BADI.EHZ. 2022-11-25T06:41:35.30 0.3 undecidable manual P 112 38.4282 50 0.26 69
IV.CAFI.HHZ. 2022-11-25T06:41:34.69 0.3 undecidable manual P 159 36.9297 50 -0.13 71
IV.PARC.HHZ. 2022-11-25T06:41:34.31 0.3 undecidable manual P 88 35.1426 50 -0.22 70
IV.RUFI.EHZ. 2022-11-25T06:41:33.72 0.3 undecidable manual P 313 32.0457 50 -0.34 68
IV.SFI.EHZ. 2022-11-25T06:41:33.68 0.3 undecidable manual P 7 29.5482 50 0.01 73
IV.CRE.HHZ. 2022-11-25T06:41:32.87 0.6 undecidable manual S 101 12.2766 128 -0.05 50
IV.CRE.HHZ. 2022-11-25T06:41:30.68 0.1 positive manual P 101 12.2766 128 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRE.HHE. ML:1.3 0.00025161845 1.7408 AML other m 2022-11-25T06:41:32.09
IV.CRE.HHN. ML:1.4 0.00029840775 1.7408 AML other m 2022-11-25T06:41:33.96
IV.SFI.HNE. ML:1.2 0.00007854359499999999 0.7392 AML other m 2022-11-25T06:41:38.62
IV.SFI.EHE. ML:0.8 0.00003515313 0.4992 AML other m 2022-11-25T06:41:38.44
IV.SFI.HNN. ML:1.2 0.0000857665395 0.48 AML other m 2022-11-25T06:41:39.01
IV.SFI.EHN. ML:0.7 0.000024470645 0.48 AML other m 2022-11-25T06:41:39.01
IV.PARC.HHN. ML:1.0 0.00004559866 0.1408 AML other m 2022-11-25T06:41:39.78
IV.PARC.HHE. ML:0.9 0.00002840932 0.72 AML other m 2022-11-25T06:41:39.62
IV.BADI.EHE. ML:1.2 0.000067137825 0.2208 AML other m 2022-11-25T06:41:41.41
IV.BADI.EHN. ML:1.4 0.000084466545 0.1792 AML other m 2022-11-25T06:41:41.48
IV.LMD.HHN. ML:1.1 0.0000327609045 0.8608 AML other m 2022-11-25T06:41:43.51
IV.CAFI.HHE. ML:1.1 0.000046470245000000004 0.2176 AML other m 2022-11-25T06:41:44.27
IV.ATPI.HNN. ML:1.5 0.00008365824499999999 0.912 AML other m 2022-11-25T06:41:44.29
IV.LMD.HHE. ML:1.0 0.000022767943 0.3392 AML other m 2022-11-25T06:41:44.34
IV.CAFI.HHN. ML:1.0 0.00004214232 0.24 AML other m 2022-11-25T06:41:44.56
IV.ATPI.EHN. ML:0.6 0.000008404288499999999 0.7008 AML other m 2022-11-25T06:41:44.68
IV.ATPI.EHE. ML:0.8 0.0000145049655 0.5024 AML other m 2022-11-25T06:41:45.30
IV.CAFI.HNN. ML:1.0 0.000041353565 0.2208 AML other m 2022-11-25T06:41:45.27
IV.ATPI.HNE. ML:1.6 0.000099443275 0.4 AML other m 2022-11-25T06:41:46.27
IV.ATVO.HNN. ML:1.6 0.000079289965 0.7808 AML other m 2022-11-25T06:41:46.19
IV.ATVO.HHN. ML:1.0 0.000018244325499999997 0.8384 AML other m 2022-11-25T06:41:46.19
IV.ATVO.HHE. ML:1.1 0.000030393165 0.7392 AML other m 2022-11-25T06:41:46.88
IV.ATVO.HNE. ML:1.7 0.00011826814999999998 0.6016 AML other m 2022-11-25T06:41:47.08
IV.PIEI.HHE. ML:1.0 0.0000196890425 0.2176 AML other m 2022-11-25T06:41:47.94
IV.PIEI.HHN. ML:0.9 0.000013794704999999999 0.3808 AML other m 2022-11-25T06:41:48.23
IV.PIEI.HNE. ML:1.8 0.00011566775 1.2288 AML other m 2022-11-25T06:41:48.04
IV.PIEI.HNN. ML:1.5 0.000058002255 0.3808 AML other m 2022-11-25T06:41:48.48
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