Earthquake with magnitude of ML 1.3 on date 24-03-2021 and time 12:27:30 (Italy) in region 9 km NW Sillano Giuncugnano (LU)

A magnitude ML 1.3 earthquake occured in region: 9 km NW Sillano Giuncugnano (LU), on

  • 24-03-2021 11:27:30 (UTC)
  • 24-03-2021 12:27:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.2940, 10.2490 at 13 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 9 1085 1085
Comano MS 9 714 1799
Ventasso RE 10 4295 6094
Casola in Lunigiana MS 12 988 7082
Fivizzano MS 12 7925 15007
Piazza al Serchio LU 13 2367 17374
Minucciano LU 14 2102 19476
San Romano in Garfagnana LU 16 1410 20886
Palanzano PR 16 1142 22028
Camporgiano LU 16 2176 24204
Monchio delle Corti PR 17 933 25137
Licciana Nardi MS 17 4949 30086
Villa Collemandina LU 19 1334 31420
Villa Minozzo RE 19 3750 35170
Vagli Sotto LU 20 939 36109
Careggine LU 20 564 36673

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NE of Carrara (63133 inhabitants)
30 Km N of Massa (69479 inhabitants)
39 Km NE of La Spezia (93959 inhabitants)
47 Km N of Viareggio (62467 inhabitants)
54 Km NW of Lucca (89046 inhabitants)
54 Km SW of Reggio nell'Emilia (171345 inhabitants)
57 Km S of Parma (192836 inhabitants)
65 Km N of Pisa (89158 inhabitants)
67 Km SW of Modena (184973 inhabitants)
67 Km NW of Pistoia (90315 inhabitants)
74 Km SW of Carpi (70699 inhabitants)
82 Km NW of Prato (191150 inhabitants)
83 Km N of Livorno (159219 inhabitants)
90 Km W of Bologna (386663 inhabitants)
95 Km S of Cremona (71901 inhabitants)
95 Km SE of Piacenza (102191 inhabitants)
95 Km NW of Scandicci (50609 inhabitants)
99 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 1.3 2021-03-24
11:27:30
44.2938 10.2488 13 2021-07-12
16:55:10
Bollettino Sismico Italiano INGV 90059491
Reviewed
Rev100
ML 1.3 2021-03-24
11:27:30
44.3092 10.2847 10 2021-03-24
11:37:09
Sala Sismica INGV-Roma 88429891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-24 11:27:30 ± 0.12
Latitude 44.2938 ± 0.0063
Longitude 10.2488 ± 0.0063
Depth (km) 13 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90059491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 729
Semi-minor axis of confidence ellipse (meter) 195
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 190
Circular confidence region, given by single value of horizontal uncertainty (meter) 730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 111
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 26
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) 0.60524
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 90059491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-13 17:18:34

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 88429891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-24 11:37:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ORI.HHZ. 2021-03-24T11:29:09.98 3.0 undecidable manual Pg 12.95 0
OT.OT13.EHZ. 2021-03-24T11:28:51.38 3.0 positive manual Pg 13.56 0
IV.GAVE.EHZ. 2021-03-24T11:28:50.93 3.0 undecidable manual Sg 12.78 0
IV.FAGN.HHZ. 2021-03-24T11:28:48.76 3.0 undecidable manual Sn -5.38 0
IV.SGO.HNZ. 2021-03-24T11:28:38.13 3.0 positive manual Pn -5.77 0
IV.PTRJ.HNZ. 2021-03-24T11:28:37.48 3.0 negative manual Pg 7.25 0
IV.RMP.HHZ. 2021-03-24T11:28:19.40 3.0 undecidable manual Pg 4.92 0
IV.PE3.EHZ. 2021-03-24T11:28:18.14 3.0 undecidable manual Sn 2.08 0
IV.RM33.EHZ. 2021-03-24T11:28:15.80 3.0 undecidable manual Pg 6.25 0
IV.QLNO.HHZ. 2021-03-24T11:28:13.64 3.0 undecidable manual Sg 4.89 0
IV.CSNT.HHZ. 2021-03-24T11:28:05.20 3.0 undecidable manual Sn -1.34 0
IV.IMOL.HNZ. 2021-03-24T11:27:56.33 3.0 undecidable manual Sn -0.23 0
IV.ZONE.HHZ. 2021-03-24T11:27:56.13 3.0 undecidable manual Sn 0.59 0
IV.MILN.HHZ. 2021-03-24T11:27:56.38 3.0 undecidable manual Sn -1.24 0
IV.EUCT.HNZ. 2021-03-24T11:27:53.86 3.0 undecidable manual Sn -1.68 0
IV.SARZ.HHZ. 2021-03-24T11:27:52.47 3.0 undecidable manual Sn -4.8 0
IV.PII.HHZ. 2021-03-24T11:27:50.52 0.6 undecidable manual S 161 67.1772 92 -0.47 38
IV.RIBO.EHZ.01 2021-03-24T11:27:49.77 3.0 positive manual Pn -3.95 0
IV.MSSA.HHZ. 2021-03-24T11:27:48.72 0.3 undecidable manual S 273 58.0974 92 0.14 71
GU.POPM.HHZ. 2021-03-24T11:27:46.05 0.6 undecidable manual S 124 48.9177 93 -0.08 45
GU.MAIM.HHZ. 2021-03-24T11:27:44.86 0.6 undecidable manual S 155 46.4202 93 -0.6 37
IV.PLMA.HHZ. 2021-03-24T11:27:43.92 0.6 undecidable manual S 229 41.5251 94 -0.22 45
IV.PII.HHZ. 2021-03-24T11:27:43.35 0.3 undecidable manual P 161 67.1772 92 0.99 58
IV.ZEN8.EHZ. 2021-03-24T11:27:43.89 3.0 undecidable manual Pn 3.85 0
IV.BDI.HHZ. 2021-03-24T11:27:42.60 0.3 undecidable manual S 133 37.629 94 -0.52 58
IV.MSSA.HHZ. 2021-03-24T11:27:41.01 0.3 undecidable manual P 273 58.0974 92 0.04 69
GU.CARD.HHZ. 2021-03-24T11:27:41.88 0.6 undecidable manual S 148 35.0427 95 -0.54 39
IV.FIR.HHZ. 2021-03-24T11:27:41.91 3.0 undecidable manual Pn -2.13 0
GU.GSCL.HHN. 2021-03-24T11:27:40.30 0.3 undecidable manual S 77 27.6501 97 -0.16 69
GU.MAIM.HHZ. 2021-03-24T11:27:39.81 0.3 undecidable manual P 155 46.4202 93 0.63 67
GU.POPM.HHZ. 2021-03-24T11:27:39.97 0.3 undecidable manual P 124 48.9177 93 0.41 70
GU.GRAM.HHZ. 2021-03-24T11:27:39.78 0.6 undecidable manual S 326 26.2515 98 -0.31 46
IV.BDI.HHZ. 2021-03-24T11:27:38.29 0.3 undecidable manual P 133 37.629 94 0.46 71
MN.VLC.HHZ. 2021-03-24T11:27:38.07 0.6 undecidable manual S 144 18.4704 106 0.01 48
IV.PLMA.HHZ. 2021-03-24T11:27:38.30 0.1 undecidable manual P 229 41.5251 94 -0.12 91
GU.EQUI.HHZ. 2021-03-24T11:27:37.28 0.6 undecidable manual S 208 16.0728 112 -0.18 47
GU.SARM.EHN. 2021-03-24T11:27:37.72 0.3 undecidable manual S 135 17.1717 109 0 72
GU.CARD.HHZ. 2021-03-24T11:27:37.80 0.3 undecidable manual P 148 35.0427 95 0.38 72
GU.FIVI.HNE. 2021-03-24T11:27:36.76 0.6 undecidable manual S 238 11.3775 126 0.4 49
GU.GSCL.HHN. 2021-03-24T11:27:36.23 0.3 undecidable manual P 77 27.6501 97 -0.06 70
GU.GRAM.HHZ. 2021-03-24T11:27:35.79 0.1 undecidable manual P 326 26.2515 98 -0.29 91
GU.SARM.EHN. 2021-03-24T11:27:34.64 0.1 undecidable manual P 135 17.1717 109 -0.07 95
GU.EQUI.HHZ. 2021-03-24T11:27:34.33 0.1 undecidable manual P 208 16.0728 112 -0.23 93
MN.VLC.HHZ. 2021-03-24T11:27:34.81 0.1 undecidable manual P 144 18.4704 106 -0.1 94
GU.FIVI.HNE. 2021-03-24T11:27:33.97 0.1 undecidable manual P 238 11.3775 126 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.VLC.HHE. ML:0.9 0.0000618 0.4 AML other m 2021-03-24T11:27:38.39
MN.VLC.HHN. ML:1.1 0.00008305000000000001 0.44 AML other m 2021-03-24T11:27:38.54
GU.GRAM.HHN. ML:1.2 0.00009429999999999999 0.54 AML other m 2021-03-24T11:27:40.87
GU.GRAM.HHE. ML:1.5 0.0001785 1.04 AML other m 2021-03-24T11:27:40.36
IV.MSSA.HHN. ML:1.6 0.00007335 0.12 AML other m 2021-03-24T11:27:48.96
IV.MSSA.HHE. ML:1.5 0.0000672 0.12 AML other m 2021-03-24T11:27:53.53
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