Earthquake with magnitude of ML 1.0 on date 04-11-2020 and time 06:15:11 (UTC) in region 2 km NW Vernio (PO)

A magnitude ML 1.0 earthquake occured in region: 2 km NW Vernio (PO), on

  • 04-11-2020 06:15:11 (UTC)
  • 04-11-2020 07:15:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0740, 11.1470 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
Vernio PO 2 6060 6060
Cantagallo PO 6 3105 9165
Castiglione dei Pepoli BO 8 5648 14813
Barberino di Mugello FI 11 10836 25649
Camugnano BO 12 1885 27534
Vaiano PO 12 9895 37429
Sambuca Pistoiese PT 12 1626 39055
Castel di Casio BO 13 3448 42503
Alto Reno Terme BO 16 6960 49463
San Benedetto Val di Sambro BO 17 4315 53778
Montale PT 18 10737 64515
Montemurlo PO 19 18456 82971
Scarperia e San Piero FI 19 12217 95188
Firenzuola FI 19 4726 99914

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km N of Prato (191150 inhabitants)
24 Km NE of Pistoia (90315 inhabitants)
35 Km N of Firenze (382808 inhabitants)
35 Km N of Scandicci (50609 inhabitants)
49 Km SW of Bologna (386663 inhabitants)
55 Km SW of Imola (69797 inhabitants)
58 Km E of Lucca (89046 inhabitants)
63 Km W of Faenza (58541 inhabitants)
66 Km S of Modena (184973 inhabitants)
72 Km NE of Pisa (89158 inhabitants)
73 Km W of Forlì (117913 inhabitants)
75 Km E of Viareggio (62467 inhabitants)
80 Km E of Massa (69479 inhabitants)
81 Km SE of Reggio nell'Emilia (171345 inhabitants)
82 Km S of Carpi (70699 inhabitants)
84 Km E of Carrara (63133 inhabitants)
85 Km N of Siena (53903 inhabitants)
88 Km W of Cesena (96758 inhabitants)
89 Km NE of Livorno (159219 inhabitants)
90 Km NW of Arezzo (99543 inhabitants)
92 Km W of Ravenna (159116 inhabitants)
93 Km SW of Ferrara (133155 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 1.0 2020-11-04
06:15:11
44.0743 11.1467 10 2020-11-04
06:21:29
Sala Sismica INGV-Roma 84440181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-04 06:15:11 ± 0.19
Latitude 44.0743 ± 0.0027
Longitude 11.1467 ± 0.0063
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 84440181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 466
Semi-minor axis of confidence ellipse (meter) 129
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.15378
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 4
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 84440181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-04 06:21:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
TV.SF04.EHZ. 2020-11-04T06:15:22.55 3.0 negative manual P 0 0
IV.SEI.HHZ. 2020-11-04T06:15:17.96 0.6 undecidable manual S 97 17.0718 119 0.14 48
IV.MPPT.EHZ. 2020-11-04T06:15:16.84 0.6 undecidable manual S 199 13.6752 125 0 50
IV.MOCL.EHZ. 2020-11-04T06:15:15.31 0.6 undecidable manual S 161 8.1807 139 -0.09 50
IV.FNVD.HHN. 2020-11-04T06:15:15.94 0.3 undecidable manual S 350 10.5783 132 -0.03 75
IV.FIR.HHZ. 2020-11-04T06:15:15.20 3.0 undecidable manual S 0 0
IV.MPPT.EHZ. 2020-11-04T06:15:14.39 1.0 undecidable manual P 199 13.6752 125 0 25
IV.SEI.HHZ. 2020-11-04T06:15:14.71 0.6 negative manual P 97 17.0718 119 -0.25 47
IV.MOCL.EHZ. 2020-11-04T06:15:13.66 0.3 undecidable manual P 161 8.1807 139 0.1 74
IV.FNVD.HHN. 2020-11-04T06:15:13.94 0.1 undecidable manual P 350 10.5783 132 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOCL.EHE. ML:1.2 0.00023407505 0.2016 AML other m 2020-11-04T06:15:15.52
IV.MOCL.EHN. ML:1.1 0.00018746585 0.1408 AML other m 2020-11-04T06:15:15.58
IV.SEI.HHE. ML:0.8 0.00005683865 0.3776 AML other m 2020-11-04T06:15:18.72
IV.SEI.HHN. ML:0.8 0.00005717131 0.3808 AML other m 2020-11-04T06:15:18.29
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