Earthquake with magnitude of ML 1.1 on date 02-06-2020 and time 03:08:12 (Italy) in region 5 km N Marradi (FI)

A magnitude ML 1.1 earthquake occured in region: 5 km N Marradi (FI), on

  • 02-06-2020 01:08:12 (UTC)
  • 02-06-2020 03:08:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.12, 11.62 at 10 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
Marradi FI 5 3139 3139
Palazzuolo sul Senio FI 6 1154 4293
Tredozio FC 11 1212 5505
Casola Valsenio RA 11 2617 8122
Castel del Rio BO 14 1246 9368
Modigliana FC 14 4560 13928
Fontanelice BO 16 1943 15871
Brisighella RA 16 7639 23510
Portico e San Benedetto FC 17 756 24266
Borgo Tossignano BO 17 3288 27554
Riolo Terme RA 19 5720 33274
Rocca San Casciano FC 19 1910 35184
Firenzuola FI 19 4726 39910
Casalfiumanese BO 19 3438 43348

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km S of Imola (69797 inhabitants)
28 Km SW of Faenza (58541 inhabitants)
35 Km W of Forlì (117913 inhabitants)
47 Km SE of Bologna (386663 inhabitants)
49 Km NE of Firenze (382808 inhabitants)
50 Km W of Cesena (96758 inhabitants)
50 Km NE of Prato (191150 inhabitants)
54 Km NE of Scandicci (50609 inhabitants)
57 Km SW of Ravenna (159116 inhabitants)
60 Km E of Pistoia (90315 inhabitants)
76 Km W of Rimini (147750 inhabitants)
76 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)
94 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
Bulletin
Rev1000
ML 1.1 2020-06-02
01:08:12
44.13 11.62 10 2020-11-19
12:36:50
Bollettino Sismico Italiano INGV 80672181
Reviewed
Rev100
ML 1.1 2020-06-02
01:08:12
44.12 11.62 9 2020-06-02
01:21:24
Sala Sismica INGV-Roma 79805451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-02 01:08:12 ± 0.13
Latitude 44.13 ± 0.00
Longitude 11.62 ± 0.01
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80672181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 510
Semi-minor axis of confidence ellipse (meter) 191
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 122
Circular confidence region, given by single value of horizontal uncertainty (meter) 510
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.07824
Epicentral distance of station farthest from the epicenter (degree) 0.29768
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 79805451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-02 01:21:24

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 80672181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-07-01 09:31:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.SFI.EHZ. 2020-06-02T01:08:23.15 0.3 undecidable manual S 144 0.2734 50 0.14 73
IV.RUFI.EHN. 2020-06-02T01:08:23.77 0.3 undecidable manual S 196 0.2977 50 0.03 71
IV.IMOL.EHE. 2020-06-02T01:08:22.97 0.3 undecidable manual S 20 0.25 109 0.67 61
IV.MTRZ.HNE. 2020-06-02T01:08:22.29 3.0 undecidable manual S 323 0.2347 110 0.54 0
IV.RINC.HHE. 2020-06-02T01:08:22.10 0.3 undecidable manual S 182 0.2383 110 0.2 71
IV.SEI.HHZ. 2020-06-02T01:08:20.71 0.3 undecidable manual S 250 0.2014 113 0.15 72
IV.RONT.HHZ. 2020-06-02T01:08:20.66 0.3 undecidable manual S 226 0.1889 115 0.55 65
IV.BRIS.HHZ. 2020-06-02T01:08:18.55 0.3 undecidable manual S 46 0.1439 121 -0.04 75
IV.RUFI.EHN. 2020-06-02T01:08:18.73 1.0 undecidable manual P 196 0.2977 50 -0.1 23
IV.IMOL.EHE. 2020-06-02T01:08:18.16 1.0 undecidable manual P 20 0.25 109 0.16 24
IV.SFI.EHZ. 2020-06-02T01:08:18.19 0.3 undecidable manual P 144 0.2734 50 -0.22 68
IV.VISG.HHZ. 2020-06-02T01:08:18.29 0.3 undecidable manual S 296 0.1484 120 -0.45 69
IV.MTRZ.HNE. 2020-06-02T01:08:18.63 0.6 undecidable manual P 323 0.2347 110 0.95 36
IV.RINC.HHE. 2020-06-02T01:08:17.69 0.6 undecidable manual P 182 0.2383 110 -0.08 48
IV.LMD.HHZ. 2020-06-02T01:08:16.63 0.3 undecidable manual S 128 0.0782 138 0.03 74
IV.SEI.HHZ. 2020-06-02T01:08:16.75 0.1 undecidable manual P 250 0.2014 113 -0.24 94
IV.RONT.HHZ. 2020-06-02T01:08:16.78 0.1 undecidable manual P 226 0.1889 115 0.05 98
IV.VISG.HHZ. 2020-06-02T01:08:15.57 0.1 positive manual P 296 0.1484 120 -0.37 93
IV.BRIS.HHZ. 2020-06-02T01:08:15.63 0.1 positive manual P 46 0.1439 121 -0.22 96
IV.LMD.HHZ. 2020-06-02T01:08:14.61 0.1 undecidable manual P 128 0.0782 138 -0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LMD.HHE. ML:0.6 6.215285E-5 0.1 AML other m 2020-06-02T01:08:16.93
IV.LMD.HHN. ML:0.6 5.753118E-5 0.14 AML other m 2020-06-02T01:08:16.00
IV.VISG.HHE. ML:0.9 7.176445E-5 0.24 AML other m 2020-06-02T01:08:18.00
IV.VISG.HHN. ML:1.1 0.000120090015 0.1 AML other m 2020-06-02T01:08:18.72
IV.SEI.HHE. ML:1 6.7072395E-5 0.3 AML other m 2020-06-02T01:08:22.45
IV.SEI.HHN. ML:1.4 0.00016418165 0.28 AML other m 2020-06-02T01:08:21.06
IV.RONT.HHE. ML:1.3 0.00014096935 0.12 AML other m 2020-06-02T01:08:20.92
IV.RONT.HHN. ML:1.3 0.00014822725 0.16 AML other m 2020-06-02T01:08:21.64
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