Earthquake with magnitude of ML 1.2 on date 27-07-2020 and time 10:47:48 (UTC) in region 2 km NW Piazza al Serchio (LU)

A magnitude ML 1.2 earthquake occured in region: 2 km NW Piazza al Serchio (LU), on

  • 27-07-2020 10:47:48 (UTC)
  • 27-07-2020 12:47:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1950, 10.2740 at 10 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
Piazza al Serchio LU 3 2367 2367
Sillano Giuncugnano LU 4 1085 3452
Minucciano LU 6 2102 5554
Camporgiano LU 6 2176 7730
San Romano in Garfagnana LU 6 1410 9140
Casola in Lunigiana MS 8 988 10128
Vagli Sotto LU 9 939 11067
Careggine LU 9 564 11631
Villa Collemandina LU 11 1334 12965
Castiglione di Garfagnana LU 12 1818 14783
Fivizzano MS 13 7925 22708
Pieve Fosciana LU 13 2414 25122
Castelnuovo di Garfagnana LU 14 5950 31072
Comano MS 16 714 31786
Fosciandora LU 17 602 32388
Molazzana LU 18 1043 33431
Fabbriche di Vergemoli LU 18 768 34199
Carrara MS 19 63133 97332
Gallicano LU 20 3807 101139
Ventasso RE 20 4295 105434

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NE of Carrara (63133 inhabitants)
20 Km NE of Massa (69479 inhabitants)
36 Km N of Viareggio (62467 inhabitants)
37 Km E of La Spezia (93959 inhabitants)
43 Km NW of Lucca (89046 inhabitants)
54 Km N of Pisa (89158 inhabitants)
59 Km W of Pistoia (90315 inhabitants)
63 Km SW of Reggio nell'Emilia (171345 inhabitants)
68 Km S of Parma (192836 inhabitants)
71 Km N of Livorno (159219 inhabitants)
72 Km SW of Modena (184973 inhabitants)
75 Km W of Prato (191150 inhabitants)
82 Km SW of Carpi (70699 inhabitants)
87 Km NW of Scandicci (50609 inhabitants)
91 Km W of Bologna (386663 inhabitants)
92 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 1.2 2020-07-27
10:47:48
44.1948 10.2742 10 2020-07-27
10:59:26
Sala Sismica INGV-Roma 81398681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-27 10:47:48 ± 0.17
Latitude 44.1948 ± 0.0135
Longitude 10.2742 ± 0.0075
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81398681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1495
Semi-minor axis of confidence ellipse (meter) 587
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 4
Circular confidence region, given by single value of horizontal uncertainty (meter) 1500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 228
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.63222
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 81398681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-27 10:59:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SENA.HHZ. 2020-07-27T10:49:33.89 3.0 undecidable manual Sn 3.19 0
IV.IACL.HHZ. 2020-07-27T10:49:26.75 3.0 positive manual Pn 4.17 0
IT.CSO1.HGZ. 2020-07-27T10:49:23.05 3.0 undecidable manual Sg 12.41 0
IV.CGL.BHZ. 2020-07-27T10:49:16.48 3.0 undecidable manual Pg 15.59 0
IV.CMPR.HHZ. 2020-07-27T10:49:10.75 3.0 undecidable manual Pn 2.44 0
IX.STN3.HNZ.01 2020-07-27T10:49:10.05 3.0 undecidable manual Pn 1.23 0
IV.VITU.HHZ. 2020-07-27T10:49:04.36 3.0 positive manual Pg 9.45 0
IV.ROSPO.HHZ. 2020-07-27T10:49:01.56 3.0 negative manual Pg 12.93 0
IV.GAVE.EHZ. 2020-07-27T10:48:57.13 3.0 undecidable manual Sn -1.31 0
GU.PZZ.HHZ. 2020-07-27T10:48:55.01 3.0 undecidable manual Sn -0.34 0
IV.PIEI.HHZ. 2020-07-27T10:48:43.52 3.0 undecidable manual Sn 0.83 0
IV.CRND.HNZ. 2020-07-27T10:48:24.22 3.0 negative manual Pn 0.21 0
IV.NDIM.HHZ. 2020-07-27T10:48:03.63 3.0 undecidable manual P -2.85 0
GU.POPM.HHZ. 2020-07-27T10:48:02.63 0.6 undecidable manual S 113 41.9247 50 0 63
IV.MPPT.EHE. 2020-07-27T10:48:01.58 1.0 undecidable manual P 112 70.1742 50 0.42 27
GU.MAIM.HHE. 2020-07-27T10:48:00.97 0.6 undecidable manual S 151 35.6421 50 0.01 64
IV.PLMA.HHZ. 2020-07-27T10:48:00.99 1.0 undecidable manual S 244 37.1295 50 -0.37 29
IV.BDI.HHZ. 2020-07-27T10:47:59.08 0.6 undecidable manual S 120 29.4483 50 -0.24 61
IV.PII.HHZ. 2020-07-27T10:47:59.59 1.0 positive manual P 159 56.1993 50 0.59 27
IV.PLMA.HHZ. 2020-07-27T10:47:56.15 1.0 negative manual P 244 37.1295 50 0.08 31
GU.POPM.HHZ. 2020-07-27T10:47:56.76 0.6 negative manual P 113 41.9247 50 -0.04 63
GU.MAIM.HHE. 2020-07-27T10:47:56.04 1.0 undecidable manual P 151 35.6421 50 0.2 31
IV.BDI.HHZ. 2020-07-27T10:47:54.85 0.6 negative manual P 120 29.4483 50 -0.04 64
MN.VLC.HHZ. 2020-07-27T10:47:53.74 0.3 undecidable manual S 114 9.7791 137 -0.06 99
MN.VLC.HHZ. 2020-07-27T10:47:51.70 0.3 undecidable manual P 114 9.7791 137 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.VLC.HHN. ML:1.0 0.000121 1.24 AML other m 2020-07-27T10:47:53.85
MN.VLC.HNN. ML:1.0 0.00013732 1.58 AML other m 2020-07-27T10:47:53.85
MN.VLC.HHE. ML:1.0 0.0001266 0.1 AML other m 2020-07-27T10:47:53.90
MN.VLC.HNE. ML:1.1 0.00014450000000000002 0.96 AML other m 2020-07-27T10:47:53.90
IV.BDI.HHE. ML:0.9 0.00004075 0.16 AML other m 2020-07-27T10:47:59.89
IV.BDI.HHN. ML:0.8 0.0000335 0.76 AML other m 2020-07-27T10:48:00.65
GU.POPM.HHE. ML:1.4 0.0000812 0.16 AML other m 2020-07-27T10:48:03.68
GU.POPM.HHN. ML:1.2 0.000052850000000000004 0.14 AML other m 2020-07-27T10:48:03.86
IV.PII.HHN. ML:1.4 0.00005885 1.8 AML other m 2020-07-27T10:48:10.07
IV.PII.HHE. ML:1.4 0.0000595 0.26 AML other m 2020-07-27T10:48:10.01
IV.GAVE.EHN. ML:2.4 0.0000388 1.48 AML other m 2020-07-27T10:49:06.92
IV.GAVE.EHE. ML:2.4 0.000042050000000000006 1.52 AML other m 2020-07-27T10:49:08.00
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