Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 25-11-2022 and time 22:36:00 (UTC) in region 3 km N Talla (AR)

A magnitude ML 1.1 earthquake occured in region: 3 km N Talla (AR), on

  • 25-11-2022 22:36:00 (UTC)
  • 25-11-2022 23:36:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6340, 11.7850 at 9 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Talla AR 4 1062 1062
Castel Focognano AR 5 3149 4211
Ortignano Raggiolo AR 6 878 5089
Bibbiena AR 7 12241 17330
Chitignano AR 8 899 18229
Subbiano AR 9 6331 24560
Capolona AR 10 5438 29998
Poppi AR 10 6160 36158
Castiglion Fibocchi AR 12 2167 38325
Loro Ciuffenna AR 13 5819 44144
Castel San Niccolò AR 14 2707 46851
Chiusi della Verna AR 14 2023 48874
Laterina AR 15 3517 52391
Caprese Michelangelo AR 16 1426 53817
Montemignaio AR 18 566 54383
Pratovecchio Stia AR 18 5845 60228
Terranuova Bracciolini AR 18 12346 72574
Castelfranco Piandiscò AR 19 9632 82206
Pergine Valdarno AR 20 3162 85368

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of Arezzo (99543 inhabitants)
45 Km E of Firenze (382808 inhabitants)
50 Km E of Scandicci (50609 inhabitants)
51 Km NE of Siena (53903 inhabitants)
62 Km E of Prato (191150 inhabitants)
67 Km SW of Cesena (96758 inhabitants)
69 Km SW of Forlì (117913 inhabitants)
73 Km S of Faenza (58541 inhabitants)
76 Km NW of Perugia (166134 inhabitants)
77 Km E of Pistoia (90315 inhabitants)
79 Km SW of Rimini (147750 inhabitants)
80 Km S of Imola (69797 inhabitants)
93 Km SW of Ravenna (159116 inhabitants)
96 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 1.1 2022-11-25
22:36:00		 43.6343 11.7853 9 2024-03-01
15:28:26		 Bollettino Sismico Italiano INGV 118245751
Reviewed
Rev100 		ML 1.1 2022-11-25
22:36:00		 43.6317 11.7797 8 2022-11-25
22:56:46		 Sala Sismica INGV-Roma 112208721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-25 22:36:00 ± 0.11
Latitude 43.6343 ± 0.0054
Longitude 11.7853 ± 0.0075
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 118245751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 782
Semi-minor axis of confidence ellipse (meter) 173
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 158
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 26
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.51621
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 118245751
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-09 17:50:17

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 112208721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-25 22:56:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2022-11-25T22:36:24.24 3.0 undecidable manual P -0.03 0
IV.ATVO.HHZ. 2022-11-25T22:36:19.90 0.6 undecidable manual S 119 57.2982 50 0.8 37
IV.ATPI.EHZ. 2022-11-25T22:36:18.30 0.6 undecidable manual S 112 53.6019 50 0.18 45
IV.LMD.HHE. 2022-11-25T22:36:17.19 0.6 undecidable manual S 353 49.5171 50 0.16 46
IV.BOSL.HHZ. 2022-11-25T22:36:16.51 0.6 undecidable manual S 315 46.5201 50 0.28 45
IV.BADI.EHZ. 2022-11-25T22:36:14.38 0.6 undecidable manual S 110 39.4272 50 0.06 48
IV.VMGN.HHE. 2022-11-25T22:36:14.93 0.6 undecidable manual S 330 40.8258 50 0.22 46
IV.CAFI.HHZ. 2022-11-25T22:36:13.31 0.6 undecidable manual S 157 36.8298 50 -0.33 45
IV.PARC.HHE. 2022-11-25T22:36:13.02 0.6 undecidable manual S 87 36.4413 50 -0.5 44
IV.ATMC.EHE. 2022-11-25T22:36:13.75 0.6 undecidable manual S 122 38.8278 50 -0.42 44
IV.IMOL.HNZ. 2022-11-25T22:36:13.30 3.0 undecidable manual P 0.17 0
IV.RUFI.EHZ. 2022-11-25T22:36:11.92 0.6 undecidable manual S 316 31.6461 50 -0.32 46
IV.SSP9.EHZ. 2022-11-25T22:36:11.25 0.6 undecidable manual S 103 28.5492 107 0 49
IV.ATVO.HHZ. 2022-11-25T22:36:11.65 0.3 undecidable manual P 119 57.2982 50 0.26 66
IV.SFI.EHZ. 2022-11-25T22:36:11.80 0.6 undecidable manual S 9 30.3474 106 -0.05 48
IV.LMD.HHE. 2022-11-25T22:36:10.40 0.3 undecidable manual P 353 49.5171 50 0.2 68
IV.ATPI.EHZ. 2022-11-25T22:36:10.67 0.3 undecidable manual P 112 53.6019 50 -0.15 68
IV.BOSL.HHZ. 2022-11-25T22:36:09.70 0.3 undecidable manual P 315 46.5201 50 -0.03 71
IV.CAFI.HHZ. 2022-11-25T22:36:08.39 0.3 undecidable manual P 157 36.8298 50 0.15 70
IV.BADI.EHZ. 2022-11-25T22:36:08.81 0.1 undecidable manual P 110 39.4272 50 0.18 93
IV.ATMC.EHE. 2022-11-25T22:36:08.46 0.3 undecidable manual P 122 38.8278 50 -0.08 71
IV.VMGN.HHE. 2022-11-25T22:36:08.81 0.3 undecidable manual P 330 40.8258 50 -0.05 71
IV.SFI.EHZ. 2022-11-25T22:36:07.19 0.3 undecidable manual P 9 30.3474 106 -0.01 73
IV.PARC.HHE. 2022-11-25T22:36:07.84 0.3 undecidable manual P 87 36.4413 50 -0.33 68
IV.RUFI.EHZ. 2022-11-25T22:36:07.09 0.3 undecidable manual P 316 31.6461 50 -0.34 68
IV.CRE.HHZ. 2022-11-25T22:36:06.33 0.6 undecidable manual S 97 13.4754 123 -0.13 49
IV.SSP9.EHZ. 2022-11-25T22:36:06.98 0.3 undecidable manual P 103 28.5492 107 0.12 72
IV.CRE.HHZ. 2022-11-25T22:36:04.13 0.1 undecidable manual P 97 13.4754 123 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRE.HHN. ML:1.1 0.00013920152 0.2432 AML other m 2022-11-25T22:36:06.58
IV.CRE.HHE. ML:1.1 0.00013412764999999998 0.192 AML other m 2022-11-25T22:36:07.77
IV.SSP9.EHE. ML:0.9 0.00004248565 0.9088 AML other m 2022-11-25T22:36:13.21
IV.CAFI.HHE. ML:0.7 0.000019464559999999997 0.1984 AML other m 2022-11-25T22:36:13.94
IV.SSP9.EHN. ML:1.3 0.000100440875 0.9952 AML other m 2022-11-25T22:36:14.58
IV.CAFI.HHN. ML:0.8 0.000024784000000000002 0.2112 AML other m 2022-11-25T22:36:14.15
IV.BADI.EHE. ML:1.3 0.00006550433499999999 0.1792 AML other m 2022-11-25T22:36:14.99
IV.BADI.EHN. ML:1.4 0.0000973 0.18 AML other m 2022-11-25T22:36:14.98
IV.ATPI.EHN. ML:1.2 0.000037441854999999995 0.2464 AML other m 2022-11-25T22:36:17.17
IV.ATPI.EHE. ML:1.0 0.000027200254999999998 0.1056 AML other m 2022-11-25T22:36:19.23
IV.ATVO.HHE. ML:1.1 0.000025632189999999998 0.4992 AML other m 2022-11-25T22:36:22.72
IV.ATVO.HHN. ML:1.2 0.000035304550000000004 0.0224 AML other m 2022-11-25T22:36:23.45
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