Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 26-11-2022 and time 01:29:21 (UTC) in region 4 km N Talla (AR)

A magnitude ML 1.3 earthquake occured in region: 4 km N Talla (AR), on

  • 26-11-2022 01:29:21 (UTC)
  • 26-11-2022 02:29:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6360, 11.7830 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 10 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 13 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 18 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)
61 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)
77 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 1.3 2022-11-26
01:29:21		 43.6357 11.783 9 2024-03-01
15:28:11		 Bollettino Sismico Italiano INGV 112949571
Reviewed
Rev100 		ML 1.3 2022-11-26
01:29:20		 43.6427 11.7842 9 2022-11-26
01:37:09		 Sala Sismica INGV-Roma 112212021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-26 01:29:21 ± 0.07
Latitude 43.6357 ± 0.0036
Longitude 11.7830 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 112949571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 339
Semi-minor axis of confidence ellipse (meter) 234
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 34
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) 0.76173
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 112212021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-26 01:37:09

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 112949571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-12-19 14:12:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VARE.HHZ. 2022-11-26T01:31:02.13 3.0 undecidable manual Sg 5.7 0
IV.SBPO.HNZ. 2022-11-26T01:30:06.74 3.0 undecidable manual S -9.99 0
ST.DOSS.HHZ. 2022-11-26T01:29:59.78 3.0 undecidable manual Pn -4.1 0
IV.MC2.EHZ. 2022-11-26T01:29:42.33 3.0 undecidable manual P -3.56 0
IV.ATVA.EHE. 2022-11-26T01:29:39.40 0.3 undecidable manual S 134 56.5989 50 0.36 66
IV.ATVO.HHZ. 2022-11-26T01:29:39.21 0.3 undecidable manual S 119 57.498 50 -0.07 70
Y1.T1756.HNZ. 2022-11-26T01:29:38.66 0.3 undecidable manual S 28 53.502 50 0.45 65
IV.BOSL.HHE. 2022-11-26T01:29:36.50 0.6 undecidable manual S 315 46.3203 50 0.21 46
IV.MGAB.HHZ. 2022-11-26T01:29:36.16 0.3 undecidable manual P 162 84.5487 50 0.44 62
IV.OSSC.HHE. 2022-11-26T01:29:36.14 0.3 undecidable manual S 254 44.9217 50 0.22 70
IV.VMGN.HHN. 2022-11-26T01:29:35.12 0.6 undecidable manual S 331 40.626 50 0.34 46
IV.SSFR.HHZ. 2022-11-26T01:29:35.42 0.6 undecidable manual P 105 83.3499 50 -0.12 44
IV.CSNT.HHZ. 2022-11-26T01:29:35.85 0.6 undecidable manual S 246 43.5231 50 0.3 46
IV.BADI.EHZ. 2022-11-26T01:29:34.41 0.3 undecidable manual S 111 39.627 50 -0.1 72
IV.ATMC.EHE. 2022-11-26T01:29:34.20 0.3 undecidable manual S 122 39.0276 50 -0.15 71
IV.PARC.HHZ. 2022-11-26T01:29:33.52 0.3 undecidable manual S 88 36.6411 50 -0.18 71
IV.CAFI.HHZ. 2022-11-26T01:29:33.52 0.6 undecidable manual S 156 37.0296 50 -0.3 46
IV.SFI.EHZ. 2022-11-26T01:29:32.10 0.3 undecidable manual S 10 30.2475 107 0.12 73
IV.ATVO.HHZ. 2022-11-26T01:29:31.68 0.3 undecidable manual P 119 57.498 50 0.12 70
IV.SSP9.EHZ. 2022-11-26T01:29:31.33 0.6 undecidable manual S 104 28.8489 107 -0.16 48
IV.ATVA.EHE. 2022-11-26T01:29:31.47 0.1 undecidable manual P 134 56.5989 50 0.05 94
IV.RUFI.EHZ. 2022-11-26T01:29:31.95 0.3 undecidable manual S 316 31.3464 50 -0.35 69
Y1.T1756.HNZ. 2022-11-26T01:29:31.30 0.1 undecidable manual P 28 53.502 50 0.36 89
IV.ATMI.HHZ. 2022-11-26T01:29:30.81 0.3 undecidable manual P 130 51.4152 50 0.19 69
IV.LMD.HHE. 2022-11-26T01:29:30.04 0.1 undecidable manual P 353 49.4172 50 -0.27 91
IV.CSNT.HHZ. 2022-11-26T01:29:29.26 0.1 undecidable manual P 246 43.5231 50 -0.15 95
IV.BOSL.HHE. 2022-11-26T01:29:29.76 0.1 undecidable manual P 315 46.3203 50 -0.07 95
IV.OSSC.HHE. 2022-11-26T01:29:29.52 0.6 undecidable manual P 254 44.9217 50 -0.1 48
IV.BADI.EHZ. 2022-11-26T01:29:28.83 0.3 undecidable manual P 111 39.627 50 0.03 73
IV.ATMC.EHE. 2022-11-26T01:29:28.51 0.1 undecidable manual P 122 39.0276 50 -0.2 94
IV.VMGN.HHN. 2022-11-26T01:29:28.76 0.1 undecidable manual P 331 40.626 50 -0.2 94
IV.PARC.HHZ. 2022-11-26T01:29:28.09 0.1 undecidable manual P 88 36.6411 50 -0.25 94
IV.CAFI.HHZ. 2022-11-26T01:29:28.28 0.3 undecidable manual P 156 37.0296 50 -0.13 72
IV.SFI.EHZ. 2022-11-26T01:29:27.18 0.3 undecidable manual P 10 30.2475 107 -0.16 72
IV.RUFI.EHZ. 2022-11-26T01:29:27.32 0.3 undecidable manual P 316 31.3464 50 -0.21 71
IV.SSP9.EHZ. 2022-11-26T01:29:27.38 0.1 undecidable manual P 104 28.8489 107 0.32 94
IV.CRE.HHZ. 2022-11-26T01:29:26.54 0.3 undecidable manual S 98 13.6752 123 -0.15 75
IV.CRE.HHZ. 2022-11-26T01:29:24.42 0.1 positive manual P 98 13.6752 123 0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHN. ML:1.3 0.0000675 0.28 AML other m 2022-11-26T01:29:34.19
IV.PARC.HHE. ML:1.1 0.00004265 0.94 AML other m 2022-11-26T01:29:34.01
IV.BADI.EHE. ML:1.4 0.00009455 0.2 AML other m 2022-11-26T01:29:35.18
IV.BADI.EHN. ML:1.6 0.000127 0.2 AML other m 2022-11-26T01:29:35.16
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