Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 10-05-2020 and time 12:56:39 (Italy) in region Premilcuore (FC)

A magnitude ML 2.4 earthquake occured in region: Premilcuore (FC), on

  • 10-05-2020 10:56:39 (UTC)
  • 10-05-2020 12:56:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9800, 11.7760 at 7 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.

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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
Premilcuore FC 0 799 799
Portico e San Benedetto FC 5 756 1555
Rocca San Casciano FC 11 1910 3465
Galeata FC 11 2516 5981
Santa Sofia FC 11 4136 10117
Tredozio FC 12 1212 11329
Civitella di Romagna FC 13 3786 15115
San Godenzo FI 14 1167 16282
Marradi FI 17 3139 19421
Dovadola FC 18 1653 21074
Modigliana FC 20 4560 25634

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km SW of Forlì (117913 inhabitants)
35 Km S of Faenza (58541 inhabitants)
41 Km W of Cesena (96758 inhabitants)
42 Km S of Imola (69797 inhabitants)
48 Km E of Firenze (382808 inhabitants)
54 Km E of Scandicci (50609 inhabitants)
55 Km E of Prato (191150 inhabitants)
58 Km N of Arezzo (99543 inhabitants)
59 Km SW of Ravenna (159116 inhabitants)
64 Km W of Rimini (147750 inhabitants)
67 Km SE of Bologna (386663 inhabitants)
69 Km E of Pistoia (90315 inhabitants)
82 Km NE of Siena (53903 inhabitants)
91 Km W of Pesaro (94582 inhabitants)
96 Km S 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
Bulletin
Rev1000 		ML 2.4 2020-05-10
10:56:39		 43.9798 11.7763 7 2020-11-19
12:36:45		 Bollettino Sismico Italiano INGV 79356131
Reviewed
Rev100 		ML 2.3 2020-05-10
10:56:39		 43.9788 11.7668 6 2020-05-10
11:11:12		 Sala Sismica INGV-Roma 79010571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-10 10:56:39 ± 0.06
Latitude 43.9798 ± 0.0027
Longitude 11.7763 ± 0.0050
Depth (km) 7 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79356131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 349
Semi-minor axis of confidence ellipse (meter) 120
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 77
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) 58
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.61604
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 79356131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-17 10:47:29

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 79010571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-10 11:11:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRMI.HHZ. 2020-05-10T10:57:01.13 0.1 undecidable manual S 252 66.8775 50 0.27 86
IV.CSNT.HHZ. 2020-05-10T10:57:01.26 0.3 undecidable manual S 215 68.376 50 0 68
IV.FNVD.HHZ. 2020-05-10T10:56:58.61 0.3 undecidable manual S 292 56.0994 50 0.63 60
IT.SNS1.HNZ. 2020-05-10T10:56:57.57 0.3 undecidable manual S 148 53.3022 50 0.34 65
IV.MPPT.EHN. 2020-05-10T10:56:57.85 0.3 undecidable manual S 268 54.8007 50 0.21 67
IV.SSP9.EHZ. 2020-05-10T10:56:57.19 0.3 undecidable manual S 100
IV.FIR.HNE. 2020-05-10T10:56:55.54 0.3 undecidable manual S 241 47.5191 50 -0.14 69
IV.CPGN.EHZ. 2020-05-10T10:56:55.80 0.3 undecidable manual S 114 47.8188 50 0.03 70
IV.IMOL.EHZ. 2020-05-10T10:56:54.69 0.1 undecidable manual S 356 42.2244 50 0.42 87
IT.FIE.HGE. 2020-05-10T10:56:53.98 0.3 undecidable manual S 244 43.0236 50 -0.51 64
IV.CRE.HHN. 2020-05-10T10:56:53.87 0.1 undecidable manual S 161 42.4242 50 -0.46 86
IV.CSNT.HHZ. 2020-05-10T10:56:52.16 0.3 undecidable manual P 215 68.376 50 0.05 67
IV.VISG.HHN. 2020-05-10T10:56:52.07 0.1 undecidable manual S 311 35.742 101 -0.18 93
IV.FAEN.HNZ. 2020-05-10T10:56:52.16 0.3 undecidable manual S 13 35.2425 101 0.09 71
IT.FAZ.HNZ. 2020-05-10T10:56:52.68 0.3 undecidable manual S 14 36.4413 101 0.21 69
IV.SEI.HHN. 2020-05-10T10:56:51.67 0.1 undecidable manual S 284 34.3434 101 -0.08 95
IV.CRMI.HHZ. 2020-05-10T10:56:51.80 0.1 negative manual P 252 66.8775 50 -0.08 90
IV.MPPT.EHN. 2020-05-10T10:56:50.13 0.3 undecidable manual P 268 54.8007 50 0.11 68
IV.PARC.HHE. 2020-05-10T10:56:49.50 0.1 undecidable manual P 135 52.1034 50 -0.1 92
IV.BLLA.EHE. 2020-05-10T10:56:49.97 0.3 undecidable manual P 72 58.1973 50 -0.57 61
IV.RONT.HHE. 2020-05-10T10:56:49.90 0.1 undecidable manual S 273 27.4503 104 0.48 88
IT.SNS1.HNZ. 2020-05-10T10:56:49.70 0.3 undecidable manual P 148 53.3022 50 -0.08 69
IV.FNVD.HHZ. 2020-05-10T10:56:49.56 0.3 undecidable manual P 292 56.0994 50 -0.65 59
IV.RUFI.EHZ. 2020-05-10T10:56:49.20 0.1 undecidable manual S 234 26.4513 104 0.1 96
IV.BRIS.HHE. 2020-05-10T10:56:49.92 0.1 undecidable manual S 358 27.1506 104 0.6 85
IV.CRE.HHN. 2020-05-10T10:56:48.71 0.1 undecidable manual P 161 42.4242 50 0.6 82
IV.IMOL.EHZ. 2020-05-10T10:56:48.73 0.1 negative manual P 356 42.2244 50 0.66 81
IV.FIR.HNE. 2020-05-10T10:56:48.73 0.3 undecidable manual P 241 47.5191 50 -0.16 69
IV.CPGN.EHZ. 2020-05-10T10:56:48.47 0.3 undecidable manual P 114 47.8188 50 -0.47 64
IV.ASQU.HHN. 2020-05-10T10:56:47.18 0.1 undecidable manual S 177 20.3685 109 0.13 96
IT.FIE.HGE. 2020-05-10T10:56:47.76 0.3 undecidable manual P 244 43.0236 50 -0.44 65
IT.FAZ.HNZ. 2020-05-10T10:56:46.54 0.3 undecidable manual P 14 36.4413 101 -0.5 65
IV.SEI.HHN. 2020-05-10T10:56:46.16 0.1 undecidable manual P 284 34.3434 101 -0.46 88
IV.VISG.HHN. 2020-05-10T10:56:46.41 0.1 positive manual P 311 35.742 101 -0.49 87
IV.RINC.HHZ. 2020-05-10T10:56:46.32 0.1 undecidable manual S 233 17.0718 112 0.35 93
IV.FAEN.HNZ. 2020-05-10T10:56:46.93 0.3 undecidable manual P 13 35.2425 101 0.13 70
IV.RUFI.EHZ. 2020-05-10T10:56:45.03 0.1 negative manual P 234 26.4513 104 -0.06 97
IV.BRIS.HHE. 2020-05-10T10:56:45.19 0.1 undecidable manual P 358 27.1506 104 -0.02 97
IV.RONT.HHE. 2020-05-10T10:56:45.08 0.1 positive manual P 273 27.4503 104 -0.19 94
IV.LMD.HHZ. 2020-05-10T10:56:44.08 0.1 undecidable manual S 333 12.1767 119 -0.36 93
IV.SFI.HNZ. 2020-05-10T10:56:44.01 0.1 undecidable manual S 146 10.0788 124 0.19 97
IV.RINC.HHZ. 2020-05-10T10:56:43.47 0.1 positive manual P 233 17.0718 112 0.19 96
IV.ASQU.HHN. 2020-05-10T10:56:43.95 0.1 positive manual P 177 20.3685 109 0.04 98
IV.SFI.HNZ. 2020-05-10T10:56:42.08 0.1 positive manual P 146 10.0788 124 0.04 100
IV.LMD.HHZ. 2020-05-10T10:56:42.11 0.1 positive manual P 333 12.1767 119 -0.29 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.HNN. ML:2.5 0.00516397 0.1728 AML other m 2020-05-10T10:56:44.11
IV.SFI.EHN. ML:2.5 0.0051819150000000005 0.16 AML other m 2020-05-10T10:56:44.12
IV.SFI.HNE. ML:2.5 0.004887607499999999 0.0896 AML other m 2020-05-10T10:56:44.21
IV.SFI.EHE. ML:2.5 0.0048751155 0.0768 AML other m 2020-05-10T10:56:44.21
IV.LMD.HHE. ML:2.7 0.0073329155 0.2048 AML other m 2020-05-10T10:56:44.34
IV.LMD.HHN. ML:2.6 0.0052944835 0.16 AML other m 2020-05-10T10:56:44.41
IV.RUFI.EHN. ML:2.2 0.0010408902 0.3008 AML other m 2020-05-10T10:56:49.84
IV.RUFI.EHE. ML:2.1 0.00077157885 0.3008 AML other m 2020-05-10T10:56:50.22
IV.CRMI.HNN. ML:2.4 0.00050846225 0.4224 AML other m 2020-05-10T10:57:01.60
IV.CRMI.HHE. ML:2.0 0.00016364085000000002 1.6224 AML other m 2020-05-10T10:57:01.02
IV.CRMI.HNE. ML:2.3 0.00037297325000000005 1.6224 AML other m 2020-05-10T10:57:01.84
IV.CRMI.HHN. ML:2.0 0.00019187910000000003 0.48 AML other m 2020-05-10T10:57:01.60
IV.RINC.HHE. ML:2.2 0.0015333735 0.3392 AML other m 2020-05-10T10:56:46.95
IV.RINC.HHN. ML:2.4 0.0022955360000000004 0.3392 AML other m 2020-05-10T10:56:46.76
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