Earthquake with magnitude of ML 2.3 on date 01-06-2020 and time 13:44:40 (Italy) in region 4 km N Marradi (FI)

A magnitude ML 2.3 earthquake occured in region: 4 km N Marradi (FI), on

  • 01-06-2020 11:44:40 (UTC)
  • 01-06-2020 13:44:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1160, 11.6150 at 8 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 4 3139 3139
Palazzuolo sul Senio FI 5 1154 4293
Tredozio FC 11 1212 5505
Casola Valsenio RA 12 2617 8122
Castel del Rio BO 14 1246 9368
Modigliana FC 15 4560 13928
Fontanelice BO 17 1943 15871
Portico e San Benedetto FC 17 756 16627
Brisighella RA 17 7639 24266
Borgo Tossignano BO 18 3288 27554
Firenzuola FI 19 4726 32280
Rocca San Casciano FC 19 1910 34190
Riolo Terme RA 20 5720 39910

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SW of Imola (69797 inhabitants)
29 Km SW of Faenza (58541 inhabitants)
36 Km W of Forlì (117913 inhabitants)
48 Km SE of Bologna (386663 inhabitants)
48 Km NE of Firenze (382808 inhabitants)
49 Km NE of Prato (191150 inhabitants)
50 Km W of Cesena (96758 inhabitants)
53 Km NE of Scandicci (50609 inhabitants)
58 Km SW of Ravenna (159116 inhabitants)
59 Km E of Pistoia (90315 inhabitants)
75 Km N of Arezzo (99543 inhabitants)
76 Km W of Rimini (147750 inhabitants)
80 Km S of Ferrara (133155 inhabitants)
81 Km SE of Modena (184973 inhabitants)
91 Km N of Siena (53903 inhabitants)
94 Km E of Lucca (89046 inhabitants)
94 Km SE of Carpi (70699 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 2.3 2020-06-01
11:44:40
44.1155 11.6148 8 2020-11-19
12:36:48
Bollettino Sismico Italiano INGV 80091091
Reviewed
Rev100
ML 2.3 2020-06-01
11:44:39
44.1303 11.6217 10 2020-06-01
11:55:07
Sala Sismica INGV-Roma 79781811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-01 11:44:40 ± 0.08
Latitude 44.1155 ± 0.0045
Longitude 11.6148 ± 0.0063
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80091091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 459
Semi-minor axis of confidence ellipse (meter) 225
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.07644
Epicentral distance of station farthest from the epicenter (degree) 0.76083
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 80091091
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-11 14:26:28

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 79781811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-01 11:55:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PARC.HHZ. 2020-06-01T11:45:03.10 0.6 undecidable manual S 136 71.8725 50 0.59 39
GU.POPM.HHZ. 2020-06-01T11:45:02.38 0.3 undecidable manual S 264 68.7756 50 0.69 57
IV.CRE.HHZ. 2020-06-01T11:44:59.84 0.3 undecidable manual S 154 61.2942 50 0.15 67
IV.BRSN.EHZ. 2020-06-01T11:44:56.48 0.6 undecidable manual S 63 41.4252 50 2.09 17
IV.PE3.EHZ. 2020-06-01T11:44:55.25 1.0 undecidable manual P 123 84.4488 50 0.24 21
IV.MPPT.EHZ. 2020-06-01T11:44:55.86 0.6 undecidable manual S 247 45.3213 50 0.43 43
IV.ASQU.HHZ. 2020-06-01T11:44:53.45 0.3 undecidable manual S 158 38.0286 50 -0.02 72
IV.FNVD.HHZ. 2020-06-01T11:44:53.77 0.3 undecidable manual S 279 39.627 50 -0.12 70
GU.POPM.HHZ. 2020-06-01T11:44:52.44 0.1 undecidable manual P 264 68.7756 50 -0.16 88
IV.PARC.HHZ. 2020-06-01T11:44:52.94 0.1 undecidable manual P 136 71.8725 50 -0.13 88
IV.CRE.HHZ. 2020-06-01T11:44:51.38 0.1 undecidable manual P 154 61.2942 50 -0.06 91
IV.FAEN.HNZ. 2020-06-01T11:44:51.89 3.0 undecidable manual S 47 28.4493 106 1.47 0
IV.IMOL.EHZ. 2020-06-01T11:44:51.63 0.3 undecidable manual S 20 28.9488 105 1.04 53
IV.RUFI.EHZ. 2020-06-01T11:44:51.55 0.3 undecidable manual S 195 31.9458 104 -0.04 72
IV.MTRZ.HHZ. 2020-06-01T11:44:50.97 0.3 undecidable manual S 325 26.5512 107 1.15 50
IV.SFI.EHZ. 2020-06-01T11:44:50.94 0.3 undecidable manual S 142 29.8479 105 0.05 73
IV.RINC.HHZ. 2020-06-01T11:44:49.79 0.3 undecidable manual S 181 25.4523 107 0.37 68
IV.MPPT.EHZ. 2020-06-01T11:44:48.68 0.1 undecidable manual P 247 45.3213 50 -0.3 89
IV.SEI.HHZ. 2020-06-01T11:44:48.46 0.3 undecidable manual S 252 21.5673 110 0.31 70
IV.RONT.HHZ. 2020-06-01T11:44:48.50 0.3 undecidable manual S 227 19.869 112 0.9 57
IV.BRSN.EHZ. 2020-06-01T11:44:48.55 0.1 undecidable manual P 63 41.4252 50 0.17 93
IV.ASQU.HHZ. 2020-06-01T11:44:47.36 0.1 undecidable manual P 158 38.0286 50 -0.49 87
IV.FNVD.HHZ. 2020-06-01T11:44:47.38 0.1 undecidable manual P 279 39.627 50 -0.72 79
IV.BRIS.HHZ. 2020-06-01T11:44:46.54 0.3 undecidable manual S 45 17.0718 115 -0.19 72
IV.RUFI.EHZ. 2020-06-01T11:44:46.50 0.1 undecidable manual P 195 31.9458 104 -0.27 92
IV.VISG.HHZ. 2020-06-01T11:44:46.08 0.3 undecidable manual S 300 16.5723 116 -0.47 68
IV.FAEN.HNZ. 2020-06-01T11:44:46.24 0.3 undecidable manual P 47 28.4493 106 0.14 71
IV.RINC.HHZ. 2020-06-01T11:44:45.57 0.1 undecidable manual P 181 25.4523 107 0.05 97
IV.MTRZ.HHZ. 2020-06-01T11:44:45.58 0.1 undecidable manual P 325 26.5512 107 -0.17 95
IV.SFI.EHZ. 2020-06-01T11:44:45.93 0.1 undecidable manual P 142 29.8479 105 -0.44 89
IV.IMOL.EHZ. 2020-06-01T11:44:45.97 0.1 undecidable manual P 20 28.9488 105 -0.22 93
IV.LMD.HHZ. 2020-06-01T11:44:44.46 0.3 undecidable manual S 120 8.4804 133 0.24 72
IV.SEI.HHZ. 2020-06-01T11:44:44.63 0.1 undecidable manual P 252 21.5673 110 -0.15 96
IV.RONT.HHZ. 2020-06-01T11:44:44.65 0.1 undecidable manual P 227 19.869 112 0.19 96
IV.VISG.HHZ. 2020-06-01T11:44:43.44 0.1 undecidable manual P 300 16.5723 116 -0.41 92
IV.BRIS.HHZ. 2020-06-01T11:44:43.53 0.1 undecidable manual P 45 17.0718 115 -0.43 91
IV.LMD.HHZ. 2020-06-01T11:44:42.45 0.1 undecidable manual P 120 8.4804 133 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LMD.HHE. ML:2.4 0.00401 0.52 AML other m 2020-06-01T11:44:44.52
IV.LMD.HHN. ML:2.2 0.002895 0.18 AML other m 2020-06-01T11:44:45.88
IV.VISG.HHN. ML:2.4 0.0026349999999999998 0.72 AML other m 2020-06-01T11:44:46.62
IV.BRIS.HHN. ML:2.7 0.004965 1.08 AML other m 2020-06-01T11:44:46.65
IV.BRIS.HHE. ML:2.8 0.006154999999999999 0.28 AML other m 2020-06-01T11:44:46.70
IV.VISG.HHE. ML:2.2 0.0015249999999999999 0.12 AML other m 2020-06-01T11:44:47.14
IV.RINC.HHN. ML:2.2 0.000857 0.32 AML other m 2020-06-01T11:44:50.70
IV.RINC.HHE. ML:2.3 0.0011555 0.7 AML other m 2020-06-01T11:44:51.98
IV.SFI.HNE. ML:1.9 0.0004075 0.42 AML other m 2020-06-01T11:44:51.82
IV.SFI.EHN. ML:2.0 0.0005225 1.5 AML other m 2020-06-01T11:44:51.19
IV.SFI.HNN. ML:2.0 0.0005064999999999999 1.5 AML other m 2020-06-01T11:44:51.19
IV.RUFI.EHN. ML:1.9 0.0003305 1.48 AML other m 2020-06-01T11:44:52.96
IV.MTRZ.HHN. ML:2.5 0.0019500000000000001 0.46 AML other m 2020-06-01T11:44:52.70
IV.MTRZ.HNN. ML:2.5 0.0019399999999999999 0.44 AML other m 2020-06-01T11:44:52.70
IV.RUFI.EHE. ML:2.0 0.000527 1 AML other m 2020-06-01T11:44:52.03
IV.MTRZ.HHE. ML:2.4 0.00147 1.78 AML other m 2020-06-01T11:44:53.01
IV.SFI.EHE. ML:1.9 0.0003694694 0.2432 AML other m 2020-06-01T11:44:53.79
IV.ASQU.HHE. ML:2.0 0.0003965 0.42 AML other m 2020-06-01T11:44:54.37
IV.ASQU.HHN. ML:2.1 0.000499 0.48 AML other m 2020-06-01T11:44:54.48
IV.FNVD.HHN. ML:2.5 0.00108 0.12 AML other m 2020-06-01T11:44:54.54
IV.FNVD.HHE. ML:2.4 0.000887 0.66 AML other m 2020-06-01T11:44:54.47
IV.BRSN.EHN. ML:2.7 0.001575 0.9 AML other m 2020-06-01T11:44:56.39
IV.BRSN.HNN. ML:2.7 0.001645 0.9 AML other m 2020-06-01T11:44:56.39
IV.BRSN.EHE. ML:2.6 0.001345 1.18 AML other m 2020-06-01T11:44:58.28
IV.BRSN.HNE. ML:2.6 0.001355 1.16 AML other m 2020-06-01T11:44:58.28
IV.CRE.HHN. ML:2.1 0.000265 0.98 AML other m 2020-06-01T11:45:03.71
IV.CRE.HHE. ML:1.9 0.00016149999999999997 0.3 AML other m 2020-06-01T11:45:03.94
IV.RONT.HHN. ML:3.0 0.0072500565 0.16 AML other m 2020-06-01T11:44:48.99
IV.MTRZ.HNE. ML:2.4 0.0013933370000000001 0.2304 AML other m 2020-06-01T11:44:53.01
GU.POPM.HHN. ML:2.1 0.00020122034999999999 0.2816 AML other m 2020-06-01T11:45:04.98
GU.POPM.HHE. ML:1.9 0.0001330702 0.2432 AML other m 2020-06-01T11:45:05.99
IV.RONT.HHE. ML:2.9 0.006243782 0.2432 AML other m 2020-06-01T11:44:50.52
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
Waveforms Seismic signals in miniseed + resp format Download