Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 15-12-2022 and time 02:17:55 (UTC) in region 3 km N Talla (AR)

A magnitude ML 1.6 earthquake occured in region: 3 km N Talla (AR), on

  • 15-12-2022 02:17:55 (UTC)
  • 15-12-2022 03:17:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6330, 11.7950 at 8 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 3 1062 1062
Castel Focognano AR 4 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 9 5438 29998
Poppi AR 11 6160 36158
Castiglion Fibocchi AR 12 2167 38325
Chiusi della Verna AR 14 2023 40348
Loro Ciuffenna AR 14 5819 46167
Castel San Niccolò AR 14 2707 48874
Laterina AR 15 3517 52391
Caprese Michelangelo AR 16 1426 53817
Pratovecchio Stia AR 18 5845 59662
Montemignaio AR 18 566 60228
Terranuova Bracciolini AR 19 12346 72574
Castelfranco Piandiscò AR 19 9632 82206
Arezzo AR 20 99543 181749
Pergine Valdarno AR 20 3162 184911

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of Arezzo (99543 inhabitants)
46 Km E of Firenze (382808 inhabitants)
51 Km NE of Siena (53903 inhabitants)
51 Km E of Scandicci (50609 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)
78 Km E of Pistoia (90315 inhabitants)
78 Km SW of Rimini (147750 inhabitants)
80 Km S of Imola (69797 inhabitants)
93 Km SW of Ravenna (159116 inhabitants)
95 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 1.6 2022-12-15
02:17:55		 43.6333 11.7947 9 2024-03-01
15:28:11		 Bollettino Sismico Italiano INGV 112946981
Reviewed
Rev100 		ML 1.6 2022-12-15
02:17:54		 43.6412 11.777 1 2022-12-15
02:29:46		 Sala Sismica INGV-Roma 112819621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-15 02:17:55 ± 0.09
Latitude 43.6333 ± 0.0045
Longitude 11.7947 ± 0.0050
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 112946981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 459
Semi-minor axis of confidence ellipse (meter) 403
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 48
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 59
Number of defining phases 47
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.92180
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 27
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 112819621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-15 02:29:46

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 112946981
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-26 10:56:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.MGRO.HHZ. 2022-12-15T02:19:23.88 3.0 undecidable manual Sn 8.39 0
IV.VOBA.EHZ. 2022-12-15T02:18:58.60 3.0 undecidable manual Sg 3.03 0
NI.POLC.HHZ. 2022-12-15T02:18:52.88 3.0 undecidable manual Sn -4.81 0
IV.FAGN.HHZ. 2022-12-15T02:18:26.03 3.0 positive manual Pg 6.74 0
IV.MURB.HHZ. 2022-12-15T02:18:18.65 0.6 undecidable manual S 125 71.6727 50 1.32 29
IV.FROS.CHE. 2022-12-15T02:18:16.67 0.6 undecidable manual S 228 69.6747 50 -0.11 46
IV.CRMI.HHZ. 2022-12-15T02:18:16.78 0.3 undecidable manual S 286 67.7766 50 0.5 63
IV.MPPT.EHZ. 2022-12-15T02:18:16.65 0.6 undecidable manual S 303 66.8775 50 0.61 41
IV.MC2.EHZ. 2022-12-15T02:18:15.65 3.0 positive manual Pg 4.93 0
IV.MF5.EHZ. 2022-12-15T02:18:15.58 3.0 undecidable manual Pg 3.54 0
IV.TERO.HHZ. 2022-12-15T02:18:14.54 3.0 undecidable manual Pn -1.43 0
IV.MMO1.EHZ. 2022-12-15T02:18:13.02 3.0 undecidable manual Pg 1.28 0
Y1.T1756.HNZ. 2022-12-15T02:18:13.92 0.6 undecidable manual S 27 53.3022 50 1.5 27
IV.PII.HHZ. 2022-12-15T02:18:13.16 0.6 undecidable manual P 276 102.3198 50 0.49 40
IV.LNSS.HHZ. 2022-12-15T02:18:13.11 3.0 negative manual Pg 0.33 0
IV.ATMI.HHZ. 2022-12-15T02:18:12.27 0.6 undecidable manual S 131 50.5161 50 0.6 42
IV.NRCA.HHZ. 2022-12-15T02:18:12.35 3.0 negative manual Pg 1.42 0
GU.POPM.HHZ. 2022-12-15T02:18:12.01 0.3 undecidable manual P 299 94.7385 50 0.5 60
IV.ARCI.HHZ. 2022-12-15T02:18:11.34 0.3 undecidable manual P 197 90.4428 50 0.5 61
IV.LMD.HHZ. 2022-12-15T02:18:11.21 0.6 undecidable manual S 352 49.8168 50 -0.26 46
IV.SMA1.EHZ. 2022-12-15T02:18:11.68 3.0 negative manual Pn -2.47 0
TV.SF11.HHZ. 2022-12-15T02:18:10.21 0.3 undecidable manual P 186 85.3479 50 0.16 66
IV.ATCC.EHZ. 2022-12-15T02:18:10.18 0.6 undecidable manual P 126 84.3489 50 0.28 43
IV.FIR.HNE. 2022-12-15T02:18:10.63 0.3 undecidable manual S 290 46.0206 50 0.16 71
IV.OSSC.HHZ. 2022-12-15T02:18:10.06 0.6 undecidable manual S 255 45.7209 50 -0.34 46
IT.FIE.HGE. 2022-12-15T02:18:09.90 0.3 undecidable manual S 296 44.5221 50 -0.17 71
IV.CSNT.HHZ. 2022-12-15T02:18:09.65 0.6 undecidable manual S 247 44.3223 50 -0.36 46
IV.VMGN.HHN. 2022-12-15T02:18:09.32 0.6 undecidable manual S 330 41.3253 50 0.09 48
IV.MURB.HHZ. 2022-12-15T02:18:08.03 0.3 undecidable manual P 125 71.6727 50 0.08 69
IV.BADI.EHZ. 2022-12-15T02:18:08.65 0.6 undecidable manual S 111 38.628 50 0.14 48
IV.FROS.CHE. 2022-12-15T02:18:08.43 0.3 undecidable manual P 228 69.6747 50 0.79 56
IV.ATMC.EHE. 2022-12-15T02:18:08.15 0.6 undecidable manual S 123 38.1285 50 -0.21 47
IV.CAFI.HNN. 2022-12-15T02:18:07.49 0.6 undecidable manual S 158 36.4413 50 -0.43 45
IV.PARC.HHZ. 2022-12-15T02:18:07.22 0.6 undecidable manual S 87 35.6421 50 -0.49 45
IV.CRMI.HHZ. 2022-12-15T02:18:07.36 0.1 undecidable manual P 286 67.7766 50 0.01 94
IV.MPPT.EHZ. 2022-12-15T02:18:07.14 0.1 positive manual P 303 66.8775 50 -0.07 93
IV.PIEI.HHZ. 2022-12-15T02:18:05.94 0.1 undecidable manual P 100 60.495 50 -0.28 90
IV.SSP9.EHZ. 2022-12-15T02:18:05.26 0.6 undecidable manual S 104 27.8499 107 0.02 50
IT.SNS1.HNZ. 2022-12-15T02:18:05.73 0.6 undecidable manual S 104 27.8499 107 0.49 46
Y1.T1756.HNZ. 2022-12-15T02:18:05.58 0.3 undecidable manual P 27 53.3022 50 0.46 66
IV.SFI.EHZ. 2022-12-15T02:18:05.88 0.6 undecidable manual S 8 30.4473 106 -0.22 48
IV.SEI.HHZ. 2022-12-15T02:18:05.93 0.3 undecidable manual P 323 58.2972 50 0.04 71
IV.LMD.HHZ. 2022-12-15T02:18:04.22 0.1 undecidable manual P 352 49.8168 50 -0.35 90
IV.FIR.HNE. 2022-12-15T02:18:04.16 0.3 undecidable manual P 290 46.0206 50 0.17 71
IV.SENI.HNZ. 2022-12-15T02:18:04.02 3.0 undecidable manual P -3.82 0
IV.ATMI.HHZ. 2022-12-15T02:18:04.63 0.1 undecidable manual P 131 50.5161 50 -0.06 96
IT.FIE.HGE. 2022-12-15T02:18:03.45 0.3 undecidable manual P 296 44.5221 50 -0.31 69
IV.CSNT.HHZ. 2022-12-15T02:18:03.31 0.3 undecidable manual P 247 44.3223 50 -0.42 67
IV.OSSC.HHZ. 2022-12-15T02:18:03.72 0.3 undecidable manual P 255 45.7209 50 -0.23 70
IV.BADI.EHZ. 2022-12-15T02:18:02.68 0.1 undecidable manual P 111 38.628 50 -0.18 96
IV.ATMC.EHE. 2022-12-15T02:18:02.38 0.1 undecidable manual P 123 38.1285 50 -0.4 91
IV.PARC.HHZ. 2022-12-15T02:18:02.06 0.1 negative manual P 87 35.6421 50 -0.34 93
IV.CAFI.HNN. 2022-12-15T02:18:02.09 0.1 undecidable manual P 158 36.4413 50 -0.43 91
IV.VMGN.HHN. 2022-12-15T02:18:02.97 0.1 undecidable manual P 330 41.3253 50 -0.31 93
IT.SNS1.HNZ. 2022-12-15T02:18:01.04 0.3 undecidable manual P 104 27.8499 107 0.06 75
IV.SFI.EHZ. 2022-12-15T02:18:01.26 0.1 undecidable manual P 8 30.4473 106 -0.21 96
IV.SSP9.EHZ. 2022-12-15T02:18:00.92 0.1 undecidable manual P 104 27.8499 107 -0.05 100
IV.CRE.HHZ. 2022-12-15T02:18:00.57 0.3 undecidable manual S 97 12.6762 124 0.13 76
IV.CRE.HHZ. 2022-12-15T02:17:58.38 0.1 negative manual P 97 12.6762 124 0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSP9.EHN. ML:1.4 0.00014199999999999998 0.98 AML other m 2022-12-15T02:18:06.47
IV.SFI.EHN. ML:1.2 0.00006994999999999999 0.68 AML other m 2022-12-15T02:18:06.24
IV.SFI.EHE. ML:1.3 0.0000925 0.54 AML other m 2022-12-15T02:18:06.73
IV.PARC.HHN. ML:1.6 0.000156 0.28 AML other m 2022-12-15T02:18:07.51
IV.SSP9.EHE. ML:1.4 0.00013035 1.58 AML other m 2022-12-15T02:18:07.17
IV.PARC.HHE. ML:1.4 0.00009735 0.44 AML other m 2022-12-15T02:18:08.39
IV.BADI.EHN. ML:2.0 0.0003325 0.2 AML other m 2022-12-15T02:18:09.22
IV.BADI.EHE. ML:1.9 0.00027100000000000003 0.44 AML other m 2022-12-15T02:18:09.48
IV.CSNT.HHN. ML:1.5 0.0001 0.74 AML other m 2022-12-15T02:18:10.16
IV.OSSC.HHE. ML:1.3 0.0000669 1.06 AML other m 2022-12-15T02:18:11.20
IV.OSSC.HHN. ML:1.4 0.00008060000000000001 0.44 AML other m 2022-12-15T02:18:11.32
IV.LMD.HHE. ML:1.7 0.000124 0.98 AML other m 2022-12-15T02:18:12.31
IV.CSNT.HHE. ML:1.4 0.0000687 0.64 AML other m 2022-12-15T02:18:12.65
IV.LMD.HHN. ML:1.5 0.0000826 0.96 AML other m 2022-12-15T02:18:12.17
GU.POPM.HHN. ML:1.5 0.00003345 0.42 AML other m 2022-12-15T02:18:12.82
IV.ATMI.HHN. ML:1.9 0.0001885 1.24 AML other m 2022-12-15T02:18:12.88
IV.SEI.HHE. ML:1.6 0.00007865 1.56 AML other m 2022-12-15T02:18:16.07
IV.ATMI.HHE. ML:1.8 0.00014600000000000003 0.58 AML other m 2022-12-15T02:18:16.43
IV.SEI.HHN. ML:1.7 0.0001035 1.42 AML other m 2022-12-15T02:18:19.14
IV.MPPT.EHE. ML:1.8 0.0001106 1.56 AML other m 2022-12-15T02:18:19.08
IV.MPPT.EHN. ML:1.5 0.00006225 0.88 AML other m 2022-12-15T02:18:20.49
IV.MURB.HHE. ML:1.9 0.000124 0.38 AML other m 2022-12-15T02:18:21.62
IV.MURB.HHN. ML:1.9 0.00011899999999999999 1.16 AML other m 2022-12-15T02:18:23.83
GU.POPM.HHE. ML:1.4 0.000028219999999999997 1.06 AML other m 2022-12-15T02:18:27.78
IV.PII.HHN. ML:1.7 0.000043349999999999997 1.22 AML other m 2022-12-15T02:18:31.86
IV.SMA1.EHN. ML:2.1 0.000051250000000000006 0.42 AML other m 2022-12-15T02:18:37.83
IV.PII.HHE. ML:1.7 0.0000435 0.46 AML other m 2022-12-15T02:18:55.54
IV.SMA1.EHE. ML:2.2 0.000059250000000000004 0.42 AML other m 2022-12-15T02:18:56.89
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