Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 10-05-2020 and time 06:01:06 (Italy) in region Premilcuore (FC)

A magnitude ML 1.6 earthquake occured in region: Premilcuore (FC), on

  • 10-05-2020 04:01:06 (UTC)
  • 10-05-2020 06:01:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9770, 11.7760 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.

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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 6 756 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 14 3786 15115
San Godenzo FI 14 1167 16282
Marradi FI 17 3139 19421
Dovadola FC 19 1653 21074
Modigliana FC 20 4560 25634

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 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)
53 Km E of Scandicci (50609 inhabitants)
55 Km E of Prato (191150 inhabitants)
57 Km N of Arezzo (99543 inhabitants)
60 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)
81 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 1.6 2020-05-10
04:01:06		 43.9773 11.7762 8 2020-11-19
12:36:45		 Bollettino Sismico Italiano INGV 79274441
Reviewed
Rev100 		ML 1.6 2020-05-10
04:01:06		 43.9785 11.771 9 2020-05-10
04:08:16		 Sala Sismica INGV-Roma 79000381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-10 04:01:06 ± 0.06
Latitude 43.9773 ± 0.0036
Longitude 11.7762 ± 0.0050
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 79274441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 381
Semi-minor axis of confidence ellipse (meter) 262
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 250
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.08903
Epicentral distance of station farthest from the epicenter (degree) 0.93709
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 79000381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-10 04:08:16

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 31
Type of magnitude ML
Reference to an origin 79274441
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-09 22:32:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PII.HHZ. 2020-05-10T04:01:24.66 0.3 undecidable manual P 255 104.0181 50 0.36 58
IV.MPPT.EHZ. 2020-05-10T04:01:24.48 0.6 undecidable manual S 268 54.8007 50 0.25 43
IV.PARC.HHZ. 2020-05-10T04:01:23.41 0.6 undecidable manual S 134 52.0035 50 -0.06 46
IV.SSP9.EHZ. 2020-05-10T04:01:23.97 0.6 undecidable manual S 147 53.0025 50 0.21 44
IV.BRSN.EHZ. 2020-05-10T04:01:21.16 0.3 undecidable manual S 35 41.7249 50 0.41 65
IV.CRE.HHZ. 2020-05-10T04:01:20.74 0.3 undecidable manual S 160 42.2244 50 -0.12 70
IV.FAEN.HNZ. 2020-05-10T04:01:19.35 0.3 undecidable manual S 13 35.5422 103 0.28 68
IV.PIEI.HHZ. 2020-05-10T04:01:19.93 0.3 undecidable manual P 129 78.0663 50 -0.37 62
IV.VISG.HHZ. 2020-05-10T04:01:18.90 0.6 undecidable manual S 311 35.9418 50 -0.3 45
IV.CSNT.HHZ. 2020-05-10T04:01:18.89 0.3 undecidable manual P 215 68.1762 50 0.12 66
IV.SEI.HHZ. 2020-05-10T04:01:18.45 0.3 undecidable manual S 284 34.3434 103 -0.23 69
IV.RUFI.EHZ. 2020-05-10T04:01:16.04 0.6 undecidable manual S 234 26.3514 107 0.06 48
IV.MPPT.EHZ. 2020-05-10T04:01:16.59 0.1 undecidable manual P 268 54.8007 50 -0.12 91
IV.BRIS.HHZ. 2020-05-10T04:01:16.68 0.1 undecidable manual S 358 27.4503 106 0.34 91
IV.CPGN.EHZ. 2020-05-10T04:01:16.00 0.3 undecidable manual P 114 47.7189 50 0.38 65
IV.SSP9.EHZ. 2020-05-10T04:01:16.12 0.3 undecidable manual P 147 53.0025 50 -0.32 65
IV.RONT.HHZ. 2020-05-10T04:01:16.88 0.3 undecidable manual S 274 27.4503 106 0.53 65
IV.PARC.HHZ. 2020-05-10T04:01:15.79 0.1 undecidable manual P 134 52.0035 50 -0.49 84
IV.IMOL.EHZ. 2020-05-10T04:01:15.40 0.1 undecidable manual P 356 42.4242 50 0.59 82
IV.BRSN.EHZ. 2020-05-10T04:01:14.50 0.3 undecidable manual P 35 41.7249 50 -0.2 68
IV.CRE.HHZ. 2020-05-10T04:01:14.24 0.1 positive manual P 160 42.2244 50 -0.53 85
IV.FAEN.HNZ. 2020-05-10T04:01:14.00 0.3 undecidable manual P 13 35.5422 103 0.27 68
IT.FAZ.HNZ. 2020-05-10T04:01:14.51 0.3 undecidable manual P 14 36.741 50 0.59 62
IV.ASQU.HHZ. 2020-05-10T04:01:14.17 0.1 undecidable manual S 177 20.0688 111 0.24 94
IV.RINC.HHZ. 2020-05-10T04:01:13.33 0.1 undecidable manual S 233 16.872 115 0.43 91
IV.SEI.HHZ. 2020-05-10T04:01:13.05 0.1 positive manual P 284 34.3434 103 -0.46 87
IV.VISG.HHZ. 2020-05-10T04:01:13.23 0.1 undecidable manual P 311 35.9418 50 -0.58 84
IV.BRIS.HHZ. 2020-05-10T04:01:12.04 0.1 negative manual P 358 27.4503 106 -0.12 94
IV.RONT.HHZ. 2020-05-10T04:01:12.13 0.1 positive manual P 274 27.4503 106 -0.03 96
IV.RUFI.EHZ. 2020-05-10T04:01:11.91 0.1 positive manual P 234 26.3514 107 -0.04 97
IV.LMD.HHZ. 2020-05-10T04:01:11.07 0.1 undecidable manual S 334 12.3765 123 -0.47 90
IV.ASQU.HHZ. 2020-05-10T04:01:10.84 0.1 positive manual P 177 20.0688 111 0.08 97
IV.SFI.EHZ. 2020-05-10T04:01:10.88 0.1 undecidable manual S 145 9.879 129 0.06 100
IV.RINC.HHZ. 2020-05-10T04:01:10.35 0.1 positive manual P 233 16.872 115 0.18 96
IV.LMD.HHZ. 2020-05-10T04:01:09.00 0.1 positive manual P 334 12.3765 123 -0.38 92
IV.SFI.EHZ. 2020-05-10T04:01:08.97 0.1 positive manual P 145 9.879 129 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHE. ML:1.7 0.0008073739 0.1184 AML other m 2020-05-10T04:01:10.97
IV.SFI.HNE. ML:1.7 0.00081462525 0.0992 AML other m 2020-05-10T04:01:10.97
IV.SFI.HNN. ML:1.6 0.0005877462500000001 0.1504 AML other m 2020-05-10T04:01:11.02
IV.SFI.EHN. ML:1.6 0.00060876805 0.1216 AML other m 2020-05-10T04:01:11.02
IV.LMD.HHE. ML:1.8 0.0008427476999999999 0.16 AML other m 2020-05-10T04:01:11.21
IV.LMD.HHN. ML:1.7 0.0006271698 0.16 AML other m 2020-05-10T04:01:11.28
IV.RINC.HHN. ML:1.2 0.0001602977 0.3616 AML other m 2020-05-10T04:01:13.46
IV.RINC.HHE. ML:1.2 0.0001645351 0.1216 AML other m 2020-05-10T04:01:13.88
IV.ASQU.HHE. ML:1.7 0.00040125584999999996 0.2208 AML other m 2020-05-10T04:01:14.72
IV.ASQU.HHN. ML:1.3 0.00016043745 0.1824 AML other m 2020-05-10T04:01:14.99
IV.RUFI.EHN. ML:1.3 0.0001225969 0.1792 AML other m 2020-05-10T04:01:16.70
IV.BRIS.HHE. ML:2.1 0.0007559228 0.3616 AML other m 2020-05-10T04:01:16.98
IV.RONT.HHE. ML:1.9 0.00044114955 0.1408 AML other m 2020-05-10T04:01:17.13
IV.RUFI.EHE. ML:1.2 0.00009744065000000001 0.2592 AML other m 2020-05-10T04:01:16.95
IV.RONT.HHN. ML:1.9 0.00044955585 0.4 AML other m 2020-05-10T04:01:17.26
IV.BRIS.HHN. ML:2.0 0.0005522529999999999 0.32 AML other m 2020-05-10T04:01:17.72
IV.SEI.HHE. ML:2.1 0.00050586285 0.2176 AML other m 2020-05-10T04:01:19.08
IV.SEI.HHN. ML:2.2 0.0006491255499999999 0.1792 AML other m 2020-05-10T04:01:19.09
IV.VISG.HHE. ML:1.2 0.00006808826000000001 0.4 AML other m 2020-05-10T04:01:19.15
IV.VISG.HHN. ML:1.4 0.00010655443 0.1184 AML other m 2020-05-10T04:01:19.62
IV.CRE.HHE. ML:1.3 0.00006363632499999999 0.3008 AML other m 2020-05-10T04:01:21.04
IV.CRE.HHN. ML:1.9 0.00028220105 0.3392 AML other m 2020-05-10T04:01:21.20
IV.PARC.HHE. ML:0.8 0.000015979787 0.4 AML other m 2020-05-10T04:01:24.06
IV.IMOL.HNN. ML:1.8 0.00022643554999999998 0.32 AML other m 2020-05-10T04:01:24.55
IV.PARC.HHN. ML:1.2 0.000041130070000000006 0.2816 AML other m 2020-05-10T04:01:24.77
IV.MPPT.EHE. ML:1.3 0.000047202025 0.2624 AML other m 2020-05-10T04:01:24.90
IV.IMOL.HNE. ML:1.8 0.00020007215 0.2496 AML other m 2020-05-10T04:01:24.96
IV.MPPT.EHN. ML:1.7 0.000109264 0.2592 AML other m 2020-05-10T04:01:25.29
IV.CSNT.HHE. ML:0.9 0.000017328824999999998 0.2624 AML other m 2020-05-10T04:01:31.69
IV.CSNT.HHN. ML:1.2 0.000030473725 0.3808 AML other m 2020-05-10T04:01:32.65
IV.BRSN.HNN. ML:1.9 0.000269311 0.56 AML other m 2020-05-10T04:01:35.66
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