Earthquake with magnitude of ML 2.4 on date 13-04-2023 and time 09:38:21 (UTC) in region 7 km E Sillano Giuncugnano (LU)

A magnitude ML 2.4 earthquake occured in region: 7 km E Sillano Giuncugnano (LU), on

  • 13-04-2023 09:38:21 (UTC)
  • 13-04-2023 11:38:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2390, 10.3800 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sillano Giuncugnano LU 7 1085 1085
San Romano in Garfagnana LU 8 1410 2495
Piazza al Serchio LU 9 2367 4862
Villa Collemandina LU 9 1334 6196
Camporgiano LU 10 2176 8372
Castiglione di Garfagnana LU 10 1818 10190
Pieve Fosciana LU 12 2414 12604
Careggine LU 14 564 13168
Castelnuovo di Garfagnana LU 15 5950 19118
Fosciandora LU 15 602 19720
Ventasso RE 15 4295 24015
Minucciano LU 16 2102 26117
Villa Minozzo RE 16 3750 29867
Vagli Sotto LU 16 939 30806
Frassinoro MO 17 1926 32732
Casola in Lunigiana MS 17 988 33720
Molazzana LU 19 1043 34763
Pievepelago MO 19 2222 36985

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NE of Carrara (63133 inhabitants)
29 Km NE of Massa (69479 inhabitants)
43 Km N of Viareggio (62467 inhabitants)
45 Km N of Lucca (89046 inhabitants)
46 Km E of La Spezia (93959 inhabitants)
55 Km NW of Pistoia (90315 inhabitants)
55 Km SW of Reggio nell'Emilia (171345 inhabitants)
58 Km N of Pisa (89158 inhabitants)
63 Km S of Parma (192836 inhabitants)
63 Km SW of Modena (184973 inhabitants)
70 Km NW of Prato (191150 inhabitants)
73 Km SW of Carpi (70699 inhabitants)
77 Km N of Livorno (159219 inhabitants)
82 Km W of Bologna (386663 inhabitants)
84 Km NW of Scandicci (50609 inhabitants)
87 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
Bulletin
Rev1000
ML 2.4 2023-04-13
09:38:21
44.2393 10.3802 9 2024-03-01
17:18:11
Bollettino Sismico Italiano INGV 118336721
Reviewed
Rev100
ML 2.4 2023-04-13
09:38:20
44.2403 10.3852 9 2023-04-13
09:53:39
Sala Sismica INGV-Roma 116335621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-13 09:38:21 ± 0.07
Latitude 44.2393 ± 0.0036
Longitude 10.3802 ± 0.0050
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 118336721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 402
Semi-minor axis of confidence ellipse (meter) 283
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 219
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
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) 0.05756
Epicentral distance of station farthest from the epicenter (degree) 1.44521
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 116335621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-13 09:53:39

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 118336721
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-14 10:39:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZOVE.EHZ. 2023-04-13T09:38:48.36 0.6 undecidable manual P 32 160.4172 50 0.87 29
IV.BOSL.HHZ. 2023-04-13T09:38:47.78 0.3 undecidable manual S 113 86.247 50 0.7 56
IV.SEI.HHZ. 2023-04-13T09:38:46.18 0.6 undecidable manual S 104 80.5638 50 0.63 39
IV.MOCL.EHZ. 2023-04-13T09:38:43.09 0.6 undecidable manual S 112 68.8755 50 0.66 39
IV.SFI.EHZ. 2023-04-13T09:38:42.33 1.0 undecidable manual P 107 122.6883 50 0.66 18
IV.OSSC.HHZ. 2023-04-13T09:38:39.35 0.3 undecidable manual P 139 105.3168 50 0.35 60
IV.RUFI.EHZ. 2023-04-13T09:38:38.39 1.0 undecidable manual P 116 100.4217 50 0.14 21
GU.GORR.HHZ. 2023-04-13T09:38:37.92 0.6 undecidable manual P 296 95.3379 50 0.46 40
IV.PLMA.HHZ. 2023-04-13T09:38:36.40 0.3 undecidable manual S 244 46.9197 50 -0.17 70
IV.BOSL.HHZ. 2023-04-13T09:38:36.42 0.3 undecidable manual P 113 86.247 50 0.35 62
IV.SEI.HHZ. 2023-04-13T09:38:35.34 0.3 undecidable manual P 104 80.5638 50 0.16 66
GU.POPM.HHZ. 2023-04-13T09:38:33.57 0.3 undecidable manual S 126 36.9297 50 -0.34 69
IV.CRMI.HHZ. 2023-04-13T09:38:33.49 0.3 undecidable manual P 136 68.5758 50 0.14 67
GU.GRAM.HHZ. 2023-04-13T09:38:33.68 0.3 undecidable manual S 318 37.4292 50 -0.36 68
GU.MAIM.HHZ. 2023-04-13T09:38:33.32 0.3 undecidable manual S 166 37.2294 50 -0.68 62
IV.MOCL.EHZ. 2023-04-13T09:38:33.40 0.3 undecidable manual P 112 68.8755 50 0.02 69
IV.BDI.HHZ. 2023-04-13T09:38:30.03 0.3 undecidable manual S 139 26.0517 108 -0.49 68
GU.CARD.HHZ. 2023-04-13T09:38:29.90 0.3 undecidable manual S 161 24.9528 109 -0.28 71
IV.PLMA.HHZ. 2023-04-13T09:38:29.93 0.1 undecidable manual P 244 46.9197 50 -0.06 95
GU.FIVI.HNZ. 2023-04-13T09:38:28.75 0.3 undecidable manual S 270 20.0688 113 0.16 73
GU.MAIM.HHZ. 2023-04-13T09:38:28.05 0.1 positive manual P 166 37.2294 50 -0.46 89
GU.EQUI.HHZ. 2023-04-13T09:38:28.41 0.3 undecidable manual S 246 19.7691 113 -0.09 74
GU.POPM.HHZ. 2023-04-13T09:38:28.18 0.1 undecidable manual P 126 36.9297 50 -0.28 93
GU.GSCL.HHZ. 2023-04-13T09:38:28.18 0.3 undecidable manual S 53 20.6682 112 -0.58 66
GU.GRAM.HHZ. 2023-04-13T09:38:28.46 0.1 negative manual P 318 37.4292 50 -0.08 97
IV.ERBM.EHZ. 2023-04-13T09:38:28.32 0.3 undecidable manual S 7 20.1687 113 -0.29 71
GU.CARD.HHZ. 2023-04-13T09:38:26.20 0.3 undecidable manual P 161 24.9528 109 -0.11 73
IV.BDI.HHZ. 2023-04-13T09:38:26.23 0.1 positive manual P 139 26.0517 108 -0.27 95
MN.VLC.HNZ. 2023-04-13T09:38:25.76 0.3 undecidable manual S 177 8.88 134 0.48 70
IV.ERBM.EHZ. 2023-04-13T09:38:25.48 0.1 positive manual P 7 20.1687 113 0.08 99
GU.FIVI.HNZ. 2023-04-13T09:38:25.56 0.3 undecidable manual P 270 20.0688 113 0.17 73
GU.EQUI.HHZ. 2023-04-13T09:38:25.39 0.1 positive manual P 246 19.7691 113 0.05 100
GU.GSCL.HHZ. 2023-04-13T09:38:25.42 0.1 positive manual P 53 20.6682 112 -0.06 100
GU.SARM.EHZ. 2023-04-13T09:38:24.63 0.3 undecidable manual S 165 6.3936 143 -0.07 77
GU.SARM.EHZ. 2023-04-13T09:38:23.39 0.1 negative manual P 165 6.3936 143 0.25 98
MN.VLC.HNZ. 2023-04-13T09:38:23.93 0.1 positive manual P 177 8.88 134 0.45 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.VLC.HHE. ML:2.3 0.00290614405 0.1024 AML other m 2023-04-13T09:38:25.82
MN.VLC.HNE. ML:2.3 0.00272537455 0.2176 AML other m 2023-04-13T09:38:25.82
MN.VLC.HHN. ML:2.5 0.0043962795 0.1216 AML other m 2023-04-13T09:38:25.88
MN.VLC.HNN. ML:2.5 0.004388583 0.1408 AML other m 2023-04-13T09:38:25.89
GU.EQUI.HHE. ML:1.8 0.0005897589 0.1152 AML other m 2023-04-13T09:38:28.53
GU.EQUI.HHN. ML:2.4 0.00177 0.22 AML other m 2023-04-13T09:38:28.70
GU.GSCL.HHE. ML:2.8 0.004655 0.2 AML other m 2023-04-13T09:38:28.69
GU.GSCL.HHN. ML:2.8 0.0041551725 0.16 AML other m 2023-04-13T09:38:28.81
GU.FIVI.HNE. ML:2.9 0.005923787 0.1408 AML other m 2023-04-13T09:38:29.67
GU.FIVI.HNN. ML:2.7 0.00368505 0.16 AML other m 2023-04-13T09:38:29.95
IV.BDI.HHN. ML:2.3 0.0011200656 0.1984 AML other m 2023-04-13T09:38:30.58
IV.BDI.HNN. ML:2.3 0.0011284999999999997 0.2 AML other m 2023-04-13T09:38:30.58
GU.CARD.HHE. ML:2.6 0.0023536625 0.1408 AML other m 2023-04-13T09:38:30.79
IV.BDI.HHE. ML:2.3 0.0010869195 0.1152 AML other m 2023-04-13T09:38:31.86
IV.BDI.HNE. ML:2.2 0.0008982964 0.128 AML other m 2023-04-13T09:38:31.80
GU.CARD.HHN. ML:2.3 0.0012076500000000002 0.0832 AML other m 2023-04-13T09:38:32.08
GU.MAIM.HHN. ML:1.9 0.00030942875000000003 0.224 AML other m 2023-04-13T09:38:33.68
GU.MAIM.HHE. ML:1.9 0.00032732165 0.1984 AML other m 2023-04-13T09:38:33.83
GU.POPM.HHE. ML:2.5 0.00127333295 0.2048 AML other m 2023-04-13T09:38:34.37
GU.POPM.HHN. ML:2.6 0.001414422 0.1408 AML other m 2023-04-13T09:38:35.69
GU.GRAM.HHE. ML:2.7 0.0018757260000000003 1.8208 AML other m 2023-04-13T09:38:36.99
GU.GRAM.HHN. ML:2.7 0.0019122170000000001 0.1984 AML other m 2023-04-13T09:38:36.09
IV.PLMA.HHN. ML:2.1 0.00036563445 0.1216 AML other m 2023-04-13T09:38:36.87
IV.PLMA.HHE. ML:2.0 0.000303457 0.0832 AML other m 2023-04-13T09:38:37.07
IV.ZCCA.HHN. ML:2.5 0.00091727635 0.3776 AML other m 2023-04-13T09:38:41.91
IV.ZCCA.HNN. ML:2.6 0.0010004999999999999 1.46 AML other m 2023-04-13T09:38:42.92
IV.ZCCA.HHE. ML:2.4 0.00079419295 0.3968 AML other m 2023-04-13T09:38:42.31
IV.ZCCA.HNE. ML:2.5 0.000885 1.16 AML other m 2023-04-13T09:38:42.33
IV.PII.HHN. ML:2.8 0.001422474 0.2624 AML other m 2023-04-13T09:38:43.32
IV.PII.HHE. ML:2.6 0.0007723560500000001 0.1408 AML other m 2023-04-13T09:38:43.32
IV.MOCL.EHE. ML:2.1 0.00021503840000000002 0.2432 AML other m 2023-04-13T09:38:44.61
IV.MOCL.EHN. ML:2.1 0.00020514145 0.1856 AML other m 2023-04-13T09:38:45.36
IV.CRMI.HHE. ML:1.5 0.00005370813 0.4032 AML other m 2023-04-13T09:38:47.08
IV.CRMI.HHN. ML:1.8 0.00010313565 0.3648 AML other m 2023-04-13T09:38:47.67
IV.SEI.HHE. ML:2.4 0.0003388648 0.3392 AML other m 2023-04-13T09:38:49.85
IV.SEI.HHN. ML:2.5 0.0004780277 0.4416 AML other m 2023-04-13T09:38:52.79
IV.OSSC.HHE. ML:2.1 0.00012391496999999998 0.544 AML other m 2023-04-13T09:38:54.76
IV.OSSC.HHN. ML:1.9 0.000070032565 0.3008 AML other m 2023-04-13T09:38:55.67
GU.GORR.HHN. ML:2.3 0.00021719625 0.1984 AML other m 2023-04-13T09:38:55.91
GU.GORR.HHE. ML:2.4 0.00025087950000000003 0.2176 AML other m 2023-04-13T09:38:55.84
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
Waveforms Seismic signals in miniseed + resp format Download