Earthquake with magnitude of ML 0.8 on date 13-01-2023 and time 14:07:47 (UTC) in region 5 km N Villa Collemandina (LU)

A magnitude ML 0.8 earthquake occured in region: 5 km N Villa Collemandina (LU), on

  • 13-01-2023 14:07:47 (UTC)
  • 13-01-2023 15:07:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.2040, 10.3870 at 7 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Villa Collemandina LU 5 1334 1334
San Romano in Garfagnana LU 5 1410 2744
Castiglione di Garfagnana LU 6 1818 4562
Camporgiano LU 7 2176 6738
Sillano Giuncugnano LU 7 1085 7823
Piazza al Serchio LU 7 2367 10190
Pieve Fosciana LU 8 2414 12604
Careggine LU 10 564 13168
Castelnuovo di Garfagnana LU 11 5950 19118
Fosciandora LU 11 602 19720
Vagli Sotto LU 13 939 20659
Minucciano LU 15 2102 22761
Molazzana LU 15 1043 23804
Gallicano LU 16 3807 27611
Barga LU 17 10034 37645
Casola in Lunigiana MS 17 988 38633
Fabbriche di Vergemoli LU 17 768 39401
Frassinoro MO 18 1926 41327
Pievepelago MO 18 2222 43549
Coreglia Antelminelli LU 19 5215 48764
Villa Minozzo RE 19 3750 52514
Ventasso RE 19 4295 56809

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NE of Massa (69479 inhabitants)
27 Km NE of Carrara (63133 inhabitants)
39 Km N of Viareggio (62467 inhabitants)
41 Km N of Lucca (89046 inhabitants)
46 Km E of La Spezia (93959 inhabitants)
52 Km NW of Pistoia (90315 inhabitants)
54 Km N of Pisa (89158 inhabitants)
58 Km SW of Reggio nell'Emilia (171345 inhabitants)
65 Km SW of Modena (184973 inhabitants)
67 Km S of Parma (192836 inhabitants)
67 Km NW of Prato (191150 inhabitants)
73 Km N of Livorno (159219 inhabitants)
76 Km SW of Carpi (70699 inhabitants)
81 Km NW of Scandicci (50609 inhabitants)
83 Km W of Bologna (386663 inhabitants)
85 Km NW of Firenze (382808 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
Reviewed
Rev100
ML 0.8 2023-01-13
14:07:47
44.2042 10.3873 7 2023-01-13
14:26:09
Sala Sismica INGV-Roma 113516971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-13 14:07:47 ± 0.16
Latitude 44.2042 ± 0.0054
Longitude 10.3873 ± 0.0075
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113516971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 559
Semi-minor axis of confidence ellipse (meter) 256
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 76
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.02248
Epicentral distance of station farthest from the epicenter (degree) 0.21584
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 113516971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-13 14:26:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ERBM.EHN. 2023-01-13T14:07:56.27 0.6 undecidable manual S 5 23.9538 106 -0.06 48
GU.GSCL.HHN. 2023-01-13T14:07:56.16 0.6 undecidable manual S 44 22.755 107 0.23 47
GU.CARD.HHZ. 2023-01-13T14:07:55.59 0.6 undecidable manual S 159 21.1677 108 0.2 47
GU.FIVI.HNE. 2023-01-13T14:07:55.55 0.6 undecidable manual S 281 21.0678 108 0.19 47
IV.BDI.HHZ. 2023-01-13T14:07:55.76 0.6 undecidable manual S 133 22.8549 107 -0.19 47
GU.EQUI.HHZ. 2023-01-13T14:07:53.91 0.6 undecidable manual S 257 19.0698 110 -0.81 39
IV.BDI.HHZ. 2023-01-13T14:07:52.53 0.6 negative manual P 133 22.8549 107 0.08 48
IV.ERBM.EHN. 2023-01-13T14:07:52.81 0.1 undecidable manual P 5 23.9538 106 0.14 95
GU.CARD.HHZ. 2023-01-13T14:07:52.12 0.6 undecidable manual P 159 21.1677 108 -0.01 49
GU.FIVI.HNE. 2023-01-13T14:07:52.51 0.1 undecidable manual P 281 21.0678 108 0.4 90
GU.GSCL.HHN. 2023-01-13T14:07:51.97 0.1 undecidable manual P 44 22.755 107 -0.47 89
GU.EQUI.HHZ. 2023-01-13T14:07:51.37 0.6 negative manual P 257 19.0698 110 -0.37 45
MN.VLC.HHZ. 2023-01-13T14:07:50.63 0.6 undecidable manual S 181 4.995 144 0 50
GU.SARM.EHZ. 2023-01-13T14:07:50.08 0.6 undecidable manual S 154 2.4975 160 -0.14 49
MN.VLC.HHZ. 2023-01-13T14:07:49.59 0.1 negative manual P 181 4.995 144 0.21 96
GU.SARM.EHZ. 2023-01-13T14:07:49.20 0.1 undecidable manual P 154 2.4975 160 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.VLC.HHE. ML:0.0 0.0001207893 0.0832 AML other m 2023-01-13T14:07:50.84
MN.VLC.HHN. ML:0.0 0.00026120315 0.1024 AML other m 2023-01-13T14:07:50.82
MN.VLC.HNE. ML:0.0 0.000099929855 0.0832 AML other m 2023-01-13T14:07:50.84
MN.VLC.HNN. ML:0.0 0.00025277194999999994 0.1024 AML other m 2023-01-13T14:07:50.82
GU.EQUI.HHE. ML:0.8 0.00005087699000000001 1.12 AML other m 2023-01-13T14:07:53.31
GU.EQUI.HHN. ML:0.9 0.00006213985 0.9984 AML other m 2023-01-13T14:07:56.60
GU.CARD.HHE. ML:0.7 0.000037027655 0.16 AML other m 2023-01-13T14:07:56.21
GU.CARD.HHN. ML:0.8 0.000043680135000000005 0.16 AML other m 2023-01-13T14:07:57.25
IV.BDI.HHE. ML:0.6 0.000025465225 1.1008 AML other m 2023-01-13T14:07:52.46
IV.BDI.HHN. ML:0.6 0.000022768835 0.1216 AML other m 2023-01-13T14:07:56.00
IV.BDI.HNE. ML:1.2 0.00011049109999999999 0.7808 AML other m 2023-01-13T14:07:55.71
IV.BDI.HNN. ML:1.2 0.000101728915 0.8576 AML other m 2023-01-13T14:08:03.92
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