Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 02-06-2020 and time 07:48:44 (UTC) in region 6 km E Palazzuolo sul Senio (FI)

A magnitude ML 1.3 earthquake occured in region: 6 km E Palazzuolo sul Senio (FI), on

  • 02-06-2020 07:48:44 (UTC)
  • 02-06-2020 09:48:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1370, 11.6180 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Palazzuolo sul Senio FI 6 1154 1154
Marradi FI 7 3139 4293
Casola Valsenio RA 10 2617 6910
Tredozio FC 12 1212 8122
Castel del Rio BO 13 1246 9368
Modigliana FC 14 4560 13928
Fontanelice BO 14 1943 15871
Brisighella RA 15 7639 23510
Borgo Tossignano BO 16 3288 26798
Riolo Terme RA 18 5720 32518
Portico e San Benedetto FC 18 756 33274
Casalfiumanese BO 18 3438 36712
Firenzuola FI 19 4726 41438
Rocca San Casciano FC 20 1910 43348

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km SW of Imola (69797 inhabitants)
27 Km SW of Faenza (58541 inhabitants)
35 Km W of Forlì (117913 inhabitants)
46 Km SE of Bologna (386663 inhabitants)
50 Km W of Cesena (96758 inhabitants)
50 Km NE of Firenze (382808 inhabitants)
50 Km NE of Prato (191150 inhabitants)
55 Km NE of Scandicci (50609 inhabitants)
56 Km SW of Ravenna (159116 inhabitants)
60 Km E of Pistoia (90315 inhabitants)
76 Km W of Rimini (147750 inhabitants)
77 Km N of Arezzo (99543 inhabitants)
78 Km S of Ferrara (133155 inhabitants)
79 Km SE of Modena (184973 inhabitants)
92 Km SE of Carpi (70699 inhabitants)
94 Km N of Siena (53903 inhabitants)
95 Km E of Lucca (89046 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 1.3 2020-06-02
07:48:44		 44.1367 11.6183 10 2020-06-02
07:58:32		 Sala Sismica INGV-Roma 79819691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-02 07:48:44 ± 0.23
Latitude 44.1367 ± 0.0045
Longitude 11.6183 ± 0.0050
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 79819691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 548
Semi-minor axis of confidence ellipse (meter) 209
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 343
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.20415
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 79819691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-02 07:58:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PZUN.HHZ. 2020-06-02T07:50:35.74 3.0 undecidable manual Sn 0.92 0
IV.MESG.HHZ. 2020-06-02T07:50:21.56 3.0 undecidable manual Pg 22.120001 0
XK.GIZZ.HHZ. 2020-06-02T07:50:21.03 3.0 negative manual Pg 16.58 0
IV.CRJA.HHZ. 2020-06-02T07:50:15.94 3.0 undecidable manual Pn 7.69 0
IV.CRAC.EHZ. 2020-06-02T07:50:03.09 3.0 negative manual Pg 12.58 0
IV.CET2.HHZ. 2020-06-02T07:49:52.01 3.0 positive manual Pn -4.64 0
IV.AMUR.HHZ. 2020-06-02T07:49:51.32 3.0 undecidable manual Pn 4.65 0
IT.GNV.HGZ. 2020-06-02T07:49:46.65 3.0 undecidable manual Sn 0.56 0
IV.VVLD.HHZ. 2020-06-02T07:49:43.53 3.0 undecidable manual Sn -3.32 0
IV.QLNO.HHZ. 2020-06-02T07:49:28.74 3.0 undecidable manual Pg 7.33 0
IV.SARZ.HHZ. 2020-06-02T07:49:24.27 3.0 undecidable manual Pg 6.09 0
IV.CADC.HNZ. 2020-06-02T07:49:21.87 3.0 negative manual Pg 8.37 0
IV.FVI.HHZ. 2020-06-02T07:49:19.22 3.0 undecidable manual Pn -4.23 0
GU.CARD.HHZ. 2020-06-02T07:49:00.74 3.0 negative manual P 0.84 0
IV.ARRO.EHZ. 2020-06-02T07:49:00.15 3.0 undecidable manual P -3.63 0
IV.ASSB.HHZ. 2020-06-02T07:48:59.41 3.0 undecidable manual P 2.59 0
IV.SNTG.HHZ. 2020-06-02T07:48:54.74 3.0 undecidable manual P -1.58 0
IV.MURB.HHZ. 2020-06-02T07:48:54.59 3.0 positive manual P 2.18 0
IV.ATCC.EHZ. 2020-06-02T07:48:53.74 3.0 positive manual P -0.74 0
IV.SEI.HHZ. 2020-06-02T07:48:52.63 0.3 undecidable manual S 246 22.6551 114 0.04 74
IV.RONT.HHZ. 2020-06-02T07:48:52.64 0.3 undecidable manual S 223 21.6672 115 0.34 70
IV.BRIS.HHZ. 2020-06-02T07:48:50.63 0.3 undecidable manual S 50 15.2736 123 0.27 71
IV.RINC.HHZ. 2020-06-02T07:48:50.91 3.0 undecidable manual S 2.41 0
IV.VISG.HHZ. 2020-06-02T07:48:50.40 0.3 undecidable manual S 292 15.7731 122 -0.09 74
IV.RONT.HHZ. 2020-06-02T07:48:48.92 0.6 negative manual P 223 21.6672 115 0.12 49
IV.LMD.HHZ. 2020-06-02T07:48:48.68 0.3 undecidable manual S 133 9.6792 136 -0.16 74
IV.SEI.HHZ. 2020-06-02T07:48:48.85 0.1 positive manual P 246 22.6551 114 -0.12 97
IV.VISG.HHZ. 2020-06-02T07:48:47.64 0.1 positive manual P 292 15.7731 122 -0.11 98
IV.BRIS.HHZ. 2020-06-02T07:48:47.71 0.1 positive manual P 50 15.2736 123 0.03 100
IV.LMD.HHZ. 2020-06-02T07:48:46.66 0.1 undecidable manual P 133 9.6792 136 -0.14 99
IV.PE3.EHZ. 2020-06-02T07:48:45.04 3.0 positive manual P -1.35 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LMD.HHE. ML:1.2 0.0001895 1.46 AML other m 2020-06-02T07:48:56.08
IV.LMD.HHN. ML:1.0 0.00014 0.84 AML other m 2020-06-02T07:48:58.69
IV.VISG.HHN. ML:1.3 0.0001945 0.7 AML other m 2020-06-02T07:49:00.44
IV.VISG.HHE. ML:1.1 0.00011650000000000001 1 AML other m 2020-06-02T07:49:00.69
IV.SEI.HHE. ML:1.5 0.00021650000000000003 0.4 AML other m 2020-06-02T07:49:02.92
IV.SEI.HHN. ML:1.6 0.0002855 0.88 AML other m 2020-06-02T07:49:02.78
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