Earthquake with magnitude of ML 1.2 on date 28-04-2020 and time 18:18:26 (UTC) in region 5 km NE Minucciano (LU)

A magnitude ML 1.2 earthquake occured in region: 5 km NE Minucciano (LU), on

  • 28-04-2020 18:18:26 (UTC)
  • 28-04-2020 20:18:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2090, 10.2350 at 9 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
Casola in Lunigiana MS 5 988 988
Minucciano LU 5 2102 3090
Sillano Giuncugnano LU 6 1085 4175
Piazza al Serchio LU 6 2367 6542
Fivizzano MS 9 7925 14467
Camporgiano LU 10 2176 16643
San Romano in Garfagnana LU 10 1410 18053
Vagli Sotto LU 11 939 18992
Careggine LU 12 564 19556
Comano MS 13 714 20270
Villa Collemandina LU 14 1334 21604
Castiglione di Garfagnana LU 16 1818 23422
Pieve Fosciana LU 17 2414 25836
Licciana Nardi MS 17 4949 30785
Castelnuovo di Garfagnana LU 18 5950 36735
Carrara MS 18 63133 99868
Fosdinovo MS 19 4883 104751
Ventasso RE 19 4295 109046

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NE of Carrara (63133 inhabitants)
20 Km NE of Massa (69479 inhabitants)
34 Km E of La Spezia (93959 inhabitants)
38 Km N of Viareggio (62467 inhabitants)
46 Km NW of Lucca (89046 inhabitants)
56 Km N of Pisa (89158 inhabitants)
63 Km W of Pistoia (90315 inhabitants)
63 Km SW of Reggio nell'Emilia (171345 inhabitants)
66 Km S of Parma (192836 inhabitants)
73 Km N of Livorno (159219 inhabitants)
73 Km SW of Modena (184973 inhabitants)
78 Km W of Prato (191150 inhabitants)
82 Km SW of Carpi (70699 inhabitants)
91 Km NW of Scandicci (50609 inhabitants)
94 Km W of Bologna (386663 inhabitants)
95 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 1.2 2020-04-28
18:18:26
44.2088 10.2352 9 2020-07-18
21:08:39
Bollettino Sismico Italiano INGV 79930241
Reviewed
Rev100
ML 1.3 2020-04-28
18:18:26
44.2113 10.2388 7 2020-04-28
18:23:03
Sala Sismica INGV-Roma 78650331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-28 18:18:26 ± 0.08
Latitude 44.2088 ± 0.0054
Longitude 10.2352 ± 0.0063
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 79930241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 624
Semi-minor axis of confidence ellipse (meter) 422
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 214
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
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) 0.07285
Epicentral distance of station farthest from the epicenter (degree) 0.52970
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 78650331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-28 18:23:03

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 79930241
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-05 15:18:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.POPM.HHZ. 2020-04-28T18:18:41.61 0.6 undecidable manual S 113 45.3213 50 0.32 44
GU.GRAM.HHZ. 2020-04-28T18:18:38.25 0.6 undecidable manual S 337 34.0437 50 -0.03 48
GU.MAIM.HHZ. 2020-04-28T18:18:38.95 0.6 undecidable manual S 148 38.5281 50 -0.52 42
IV.PII.HHZ. 2020-04-28T18:18:37.31 0.6 positive manual P 157 58.7967 50 0.33 43
GU.GSCL.HHZ. 2020-04-28T18:18:37.69 0.6 undecidable manual S 61 32.1456 50 -0.07 47
IV.BDI.HHZ. 2020-04-28T18:18:37.57 0.3 undecidable manual S 119 32.9448 50 -0.41 66
GU.MASSA.EHZ. 2020-04-28T18:18:35.14 0.6 undecidable manual S 204 23.6541 110 0.17 47
GU.CARD.HHZ. 2020-04-28T18:18:35.88 0.3 undecidable manual S 136 28.2495 107 -0.6 63
GU.POPM.HHZ. 2020-04-28T18:18:35.20 0.6 undecidable manual P 113 45.3213 50 0.28 44
GU.MAIM.HHZ. 2020-04-28T18:18:34.43 0.6 undecidable manual P 148 38.5281 50 0.56 42
GU.GRAM.HHZ. 2020-04-28T18:18:33.23 0.1 positive manual P 337 34.0437 50 0.04 95
GU.GSCL.HHZ. 2020-04-28T18:18:32.62 0.1 undecidable manual P 61 32.1456 50 -0.26 91
IV.BDI.HHZ. 2020-04-28T18:18:32.95 0.6 undecidable manual P 119 32.9448 50 -0.06 47
GU.CARD.HHZ. 2020-04-28T18:18:32.03 0.6 positive manual P 136 28.2495 107 -0.12 47
GU.MASSA.EHZ. 2020-04-28T18:18:31.72 0.1 undecidable manual P 204 23.6541 110 0.45 89
MN.VLC.HHZ. 2020-04-28T18:18:31.87 0.6 undecidable manual S 114 13.1757 124 0.14 48
GU.SARM.EHZ. 2020-04-28T18:18:31.85 0.6 undecidable manual S 102 13.4754 123 0.06 49
GU.FIVI.HNZ. 2020-04-28T18:18:30.29 0.6 undecidable manual S 292 9.1797 134 -0.35 46
MN.VLC.HHZ. 2020-04-28T18:18:29.66 0.1 positive manual P 114 13.1757 124 0.26 94
GU.EQUI.HHZ. 2020-04-28T18:18:29.87 0.3 undecidable manual S 234 8.0808 137 -0.5 68
GU.SARM.EHZ. 2020-04-28T18:18:29.68 0.1 undecidable manual P 102 13.4754 123 0.24 94
GU.EQUI.HHZ. 2020-04-28T18:18:28.62 0.1 undecidable manual P 234 8.0808 137 0 100
GU.FIVI.HNZ. 2020-04-28T18:18:28.81 0.1 undecidable manual P 292 9.1797 134 0.04 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.VLC.HHN. ML:1.2 0.00016917891499999997 0.0768 AML other m 2020-04-28T18:18:31.97
MN.VLC.HHE. ML:1.0 0.00009873328000000001 0.0768 AML other m 2020-04-28T18:18:31.99
MN.VLC.HNN. ML:1.2 0.00015784261 0.0768 AML other m 2020-04-28T18:18:31.97
MN.VLC.HNE. ML:0.9 0.00008249809 0.0768 AML other m 2020-04-28T18:18:31.99
GU.CARD.HHE. ML:1.1 0.000065423335 0.1408 AML other m 2020-04-28T18:18:36.59
GU.CARD.HHN. ML:1.2 0.00007424622 0.1152 AML other m 2020-04-28T18:18:36.26
IV.BDI.HHE. ML:0.8 0.000029192915 0.2432 AML other m 2020-04-28T18:18:38.62
IV.BDI.HNE. ML:1.4 0.000115624955 0.576 AML other m 2020-04-28T18:18:36.97
IV.BDI.HNN. ML:1.4 0.000099283965 0.4864 AML other m 2020-04-28T18:18:39.21
IV.BDI.HHN. ML:1.0 0.000042353275 0.1024 AML other m 2020-04-28T18:18:37.87
GU.GRAM.HHN. ML:1.5 0.00013742599999999998 0.1408 AML other m 2020-04-28T18:18:39.86
GU.GRAM.HHE. ML:1.5 0.00013167824999999999 0.32 AML other m 2020-04-28T18:18:39.34
GU.POPM.HHE. ML:1.3 0.000060955204999999996 0.1664 AML other m 2020-04-28T18:18:42.64
GU.POPM.HHN. ML:1.4 0.000074524725 0.1536 AML other m 2020-04-28T18:18:42.87
IV.PII.HHN. ML:1.4 0.000050037014999999996 0.1536 AML other m 2020-04-28T18:18:48.42
IV.PII.HHE. ML:1.5 0.000063020665 0.256 AML other m 2020-04-28T18:18:48.28
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