Earthquake with magnitude of ML 1.3 on date 20-11-2022 and time 04:06:15 (Italy) in region 3 km W Castel Focognano (AR)

A magnitude ML 1.3 earthquake occured in region: 3 km W Castel Focognano (AR), on

  • 20-11-2022 03:06:15 (UTC)
  • 20-11-2022 04:06:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6440, 11.8040 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.

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 5 1062 4211
Bibbiena AR 6 12241 16452
Ortignano Raggiolo AR 6 878 17330
Chitignano AR 7 899 18229
Subbiano AR 9 6331 24560
Poppi AR 10 6160 30720
Capolona AR 10 5438 36158
Chiusi della Verna AR 12 2023 38181
Castiglion Fibocchi AR 13 2167 40348
Castel San Niccolò AR 13 2707 43055
Caprese Michelangelo AR 15 1426 44481
Loro Ciuffenna AR 15 5819 50300
Laterina AR 17 3517 53817
Pratovecchio Stia AR 18 5845 59662
Montemignaio AR 18 566 60228
Pieve Santo Stefano AR 19 3183 63411

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NW of Arezzo (99543 inhabitants)
46 Km E of Firenze (382808 inhabitants)
52 Km E of Scandicci (50609 inhabitants)
53 Km NE of Siena (53903 inhabitants)
63 Km E of Prato (191150 inhabitants)
65 Km SW of Cesena (96758 inhabitants)
67 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)
79 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 1.3 2022-11-20
03:06:15
43.6442 11.804 10 2024-03-01
15:28:07
Bollettino Sismico Italiano INGV 112292691
Reviewed
Rev100
ML 1.4 2022-11-20
03:06:15
43.6405 11.7878 10 2022-11-20
03:13:06
Sala Sismica INGV-Roma 112010641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-20 03:06:15 ± 0.08
Latitude 43.6442 ± 0.0027
Longitude 11.8040 ± 0.0037
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 112292691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 359
Semi-minor axis of confidence ellipse (meter) 163
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 208
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.10972
Epicentral distance of station farthest from the epicenter (degree) 0.85436
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 112292691
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-11-28 09:25:02

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 112010641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-20 03:13:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARCI.HHZ. 2022-11-20T03:06:31.26 0.1 undecidable manual P 197 91.8414 50 0.44 79
IV.OSSC.HHZ. 2022-11-20T03:06:30.26 0.3 undecidable manual S 254 46.8198 50 -0.02 71
GU.POPM.HHZ. 2022-11-20T03:06:30.96 0.1 undecidable manual P 298 94.8384 50 -0.33 81
IV.BOSL.HHZ. 2022-11-20T03:06:30.65 0.3 undecidable manual S 313 46.8198 50 0.36 66
IV.MGAB.HHZ. 2022-11-20T03:06:30.21 0.1 undecidable manual P 163 84.8484 50 0.46 80
IV.SACS.HHE. 2022-11-20T03:06:30.73 0.1 undecidable manual P 174 88.6446 50 0.4 80
IT.FIE.HGE. 2022-11-20T03:06:29.77 0.6 undecidable manual S 294 44.7219 50 0.06 47
IV.CSNT.HHZ. 2022-11-20T03:06:29.62 0.3 undecidable manual S 245 45.4212 50 -0.3 67
IV.MALA1.EHN. 2022-11-20T03:06:28.66 0.6 undecidable manual P 200 75.7686 50 0.31 42
IV.MALA4.EHZ. 2022-11-20T03:06:28.44 0.1 undecidable manual P 201 75.5688 50 0.12 87
IV.FROS.CHE. 2022-11-20T03:06:28.05 0.3 undecidable manual P 227 71.0733 50 0.43 62
IV.VMGN.HHN. 2022-11-20T03:06:28.89 0.3 undecidable manual S 328 40.7259 50 0.24 68
IV.MURB.HHZ. 2022-11-20T03:06:27.89 0.3 undecidable manual P 126 71.7726 50 0.15 66
IV.MALA5.EHN. 2022-11-20T03:06:27.92 0.3 undecidable manual P 201 75.4689 50 -0.37 62
IV.PARC.HHZ. 2022-11-20T03:06:27.18 0.6 undecidable manual S 89 34.8429 50 0.09 47
IV.BADI.EHE. 2022-11-20T03:06:27.87 0.6 undecidable manual S 113 38.4282 50 -0.16 46
IV.CAFI.HHZ. 2022-11-20T03:06:27.39 0.3 undecidable manual S 159 37.3293 50 -0.35 67
IV.ATMC.EHE. 2022-11-20T03:06:27.79 0.6 undecidable manual S 125 38.1285 50 -0.18 46
IV.RUFI.EHE. 2022-11-20T03:06:26.01 0.3 undecidable manual S 312 31.9458 50 -0.29 68
IV.SFI.EHZ. 2022-11-20T03:06:25.80 0.6 undecidable manual S 7 29.1486 50 0.25 46
IV.PIEI.HHZ. 2022-11-20T03:06:25.91 0.6 negative manual P 101 59.9955 50 0 46
IT.SNS1.HNZ. 2022-11-20T03:06:25.34 0.3 undecidable manual S 107 27.4503 50 0.24 70
IV.SEI.HHZ. 2022-11-20T03:06:25.84 0.3 undecidable manual P 322 57.7977 50 0.26 66
Y1.T1756.HNZ. 2022-11-20T03:06:24.90 0.3 undecidable manual P 27 51.9036 50 0.23 67
IV.TSM3.DHE. 2022-11-20T03:06:24.86 0.1 undecidable manual P 123 53.0025 50 0.02 93
IV.LMD.HHE. 2022-11-20T03:06:24.04 0.1 undecidable manual P 351 48.7179 50 -0.13 92
IV.ATMI.HHZ. 2022-11-20T03:06:24.63 1.0 negative manual P 132 50.8158 50 0.14 23
IV.OSSC.HHZ. 2022-11-20T03:06:23.64 0.1 undecidable manual P 254 46.8198 50 -0.25 90
IT.FIE.HGE. 2022-11-20T03:06:23.49 0.1 undecidable manual P 294 44.7219 50 -0.06 94
IV.BOSL.HHZ. 2022-11-20T03:06:23.96 0.6 positive manual P 313 46.8198 50 0.07 47
IV.CSNT.HHZ. 2022-11-20T03:06:23.84 0.3 undecidable manual P 245 45.4212 50 0.16 69
IV.VMGN.HHN. 2022-11-20T03:06:22.78 0.1 undecidable manual P 328 40.7259 50 -0.16 92
IV.CAFI.HHZ. 2022-11-20T03:06:22.19 0.1 undecidable manual P 159 37.3293 50 -0.23 92
IV.ATMC.EHE. 2022-11-20T03:06:22.28 0.1 undecidable manual P 125 38.1285 50 -0.27 91
IV.PARC.HHZ. 2022-11-20T03:06:22.02 0.6 positive manual P 89 34.8429 50 -0.03 48
IV.BADI.EHE. 2022-11-20T03:06:22.52 0.1 undecidable manual P 113 38.4282 50 -0.07 95
IV.RUFI.EHE. 2022-11-20T03:06:21.30 0.3 undecidable manual P 312 31.9458 50 -0.29 68
IV.SFI.EHZ. 2022-11-20T03:06:21.11 0.3 undecidable manual P 7 29.1486 50 -0.05 72
IV.CRE.HHZ. 2022-11-20T03:06:20.68 0.3 undecidable manual S 103 12.1767 130 0 75
IT.SNS1.HNZ. 2022-11-20T03:06:20.61 0.1 undecidable manual P 107 27.4503 50 -0.29 92
IV.CRE.HHZ. 2022-11-20T03:06:18.33 0.1 positive manual P 103 12.1767 130 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRE.HHN. ML:1.5 0.00033150000000000003 1.02 AML other m 2022-11-20T03:06:21.07
IV.CRE.HHE. ML:1.4 0.0002651241 0.8192 AML other m 2022-11-20T03:06:21.19
IV.CSNT.HHE. ML:1.3 0.0000543 1.58 AML other m 2022-11-20T03:06:30.80
IV.CSNT.HHN. ML:1.6 0.00011195 0.16 AML other m 2022-11-20T03:06:30.06
IV.SFI.EHN. ML:1.0 0.000048538540000000006 4.3392 AML other m 2022-11-20T03:06:26.71
IV.SFI.EHE. ML:1.1 0.00006701848000000001 2.0992 AML other m 2022-11-20T03:06:27.21
IV.PARC.HHE. ML:1.3 0.000086717405 3.28 AML other m 2022-11-20T03:06:26.35
IV.PARC.HHN. ML:1.3 0.00008342849499999999 3.04 AML other m 2022-11-20T03:06:27.47
IV.CAFI.HNN. ML:1.1 0.00004728467 1.04 AML other m 2022-11-20T03:06:28.54
IV.CAFI.HHN. ML:1.1 0.000045204015 0.6608 AML other m 2022-11-20T03:06:27.92
IV.OSSC.HHE. ML:1.3 0.00006243529500000001 3.5408 AML other m 2022-11-20T03:06:30.85
IV.OSSC.HHN. ML:1.3 0.00005728811 1.0592 AML other m 2022-11-20T03:06:30.89
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