Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 02-06-2020 and time 05:45:38 (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 05:45:38 (UTC)
  • 02-06-2020 07:45:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1290, 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 6 3139 4293
Casola Valsenio RA 11 2617 6910
Tredozio FC 12 1212 8122
Castel del Rio BO 13 1246 9368
Modigliana FC 14 4560 13928
Fontanelice BO 15 1943 15871
Brisighella RA 16 7639 23510
Borgo Tossignano BO 17 3288 26798
Portico e San Benedetto FC 17 756 27554
Riolo Terme RA 19 5720 33274
Casalfiumanese BO 19 3438 36712
Firenzuola FI 19 4726 41438
Rocca San Casciano FC 20 1910 43348

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km SW of Imola (69797 inhabitants)
28 Km SW of Faenza (58541 inhabitants)
35 Km W of Forlì (117913 inhabitants)
46 Km SE of Bologna (386663 inhabitants)
49 Km NE of Firenze (382808 inhabitants)
50 Km NE of Prato (191150 inhabitants)
50 Km W of Cesena (96758 inhabitants)
54 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)
79 Km S of Ferrara (133155 inhabitants)
80 Km SE of Modena (184973 inhabitants)
93 Km N of Siena (53903 inhabitants)
93 Km SE of Carpi (70699 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
05:45:38		 44.129 11.6178 10 2020-06-02
06:00:10		 Sala Sismica INGV-Roma 79816411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-02 05:45:38 ± 0.05
Latitude 44.1290 ± 0.0036
Longitude 11.6178 ± 0.0038
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 79816411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 349
Semi-minor axis of confidence ellipse (meter) 320
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 337
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 81
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35433
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 79816411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-02 06:00:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MNTV.HNZ. 2020-06-02T05:46:21.53 3.0 undecidable manual S 0.42 0
IV.CPGN.EHZ. 2020-06-02T05:45:53.70 3.0 undecidable manual P 1.66 0
IV.ASQU.HHZ. 2020-06-02T05:45:52.31 0.6 undecidable manual S 160 39.3273 50 0.2 46
IV.MPPT.EHZ. 2020-06-02T05:45:51.32 3.0 undecidable manual P 2.72 0
IV.RUFI.EHZ. 2020-06-02T05:45:50.50 0.6 undecidable manual S 195 33.4443 50 -0.04 49
IV.CRE.HHZ. 2020-06-02T05:45:50.69 3.0 positive manual P -0.6 0
IV.SFI.EHZ. 2020-06-02T05:45:49.92 0.3 undecidable manual S 144 30.8469 50 0.07 72
IV.RINC.HHZ. 2020-06-02T05:45:48.82 0.3 undecidable manual S 182 26.9508 110 0.06 74
IV.RONT.HHZ. 2020-06-02T05:45:47.21 0.3 undecidable manual S 225 21.0678 115 0.34 70
IV.SEI.HHZ. 2020-06-02T05:45:47.48 0.3 undecidable manual S 248 22.2555 113 0.23 72
IV.ASQU.HHZ. 2020-06-02T05:45:46.31 0.3 undecidable manual P 160 39.3273 50 -0.19 70
IV.BRIS.HHZ. 2020-06-02T05:45:45.44 0.3 undecidable manual S 48 15.873 121 0.16 74
IV.IMOL.EHZ. 2020-06-02T05:45:45.06 0.3 negative manual P 21 27.4503 109 0.4 68
IV.RUFI.EHZ. 2020-06-02T05:45:45.51 0.1 undecidable manual P 195 33.4443 50 -0.08 97
IV.SFI.EHZ. 2020-06-02T05:45:44.92 0.3 undecidable manual P 144 30.8469 50 -0.28 70
IV.MTRZ.HNZ. 2020-06-02T05:45:44.49 0.3 undecidable manual P 323 25.5522 111 0.19 72
IV.RINC.HHZ. 2020-06-02T05:45:44.49 0.3 undecidable manual P 182 26.9508 110 -0.08 73
IV.VISG.HHZ. 2020-06-02T05:45:44.99 0.3 undecidable manual S 295 16.0728 121 -0.34 70
IV.RONT.HHZ. 2020-06-02T05:45:43.64 0.6 undecidable manual P 225 21.0678 115 0.17 49
IV.LMD.HHZ. 2020-06-02T05:45:43.38 0.3 undecidable manual S 129 9.0798 137 -0.06 75
IV.SEI.HHZ. 2020-06-02T05:45:43.62 0.1 positive manual P 248 22.2555 113 -0.08 98
IV.VISG.HHZ. 2020-06-02T05:45:42.39 0.1 undecidable manual P 295 16.0728 121 -0.2 97
IV.BRIS.HHZ. 2020-06-02T05:45:42.52 0.1 positive manual P 48 15.873 121 -0.04 100
IV.LMD.HHZ. 2020-06-02T05:45:41.44 0.3 undecidable manual P 129 9.0798 137 -0.06 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VISG.HHN. ML:1.4 0.00022950000000000002 0.78 AML other m 2020-06-02T05:45:45.57
IV.BRIS.HHE. ML:1.7 0.0004975 0.32 AML other m 2020-06-02T05:45:45.83
IV.VISG.HHE. ML:1.4 0.00020800000000000001 0.82 AML other m 2020-06-02T05:45:45.48
IV.BRIS.HHN. ML:1.6 0.000363 0.4 AML other m 2020-06-02T05:45:47.17
IV.SEI.HHE. ML:1.7 0.00033699999999999995 1.58 AML other m 2020-06-02T05:45:47.08
IV.SEI.HHN. ML:2.1 0.0009130000000000001 1.74 AML other m 2020-06-02T05:45:47.89
IV.SFI.EHE. ML:1.0 0.00004905 1.64 AML other m 2020-06-02T05:45:50.83
IV.SFI.EHN. ML:1.0 0.00004745 1.48 AML other m 2020-06-02T05:45:50.19
IV.ASQU.HHE. ML:1.1 0.00004455 0.88 AML other m 2020-06-02T05:45:53.58
IV.ASQU.HHN. ML:1.1 0.00004514999999999999 0.32 AML other m 2020-06-02T05:45:53.44
IV.CRE.HHN. ML:1.2 0.00002765 0.98 AML other m 2020-06-02T05:46:02.19
IV.CRE.HHE. ML:1.0 0.0000207 1.38 AML other m 2020-06-02T05:46:02.90
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