Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 10-05-2020 and time 13:08:13 (Italy) in region 2 km NE Premilcuore (FC)

A magnitude ML 1.4 earthquake occured in region: 2 km NE Premilcuore (FC), on

  • 10-05-2020 11:08:13 (UTC)
  • 10-05-2020 13:08:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9940, 11.7950 at 9 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 2 799 799
Portico e San Benedetto FC 4 756 1555
Rocca San Casciano FC 9 1910 3465
Galeata FC 9 2516 5981
Tredozio FC 10 1212 7193
Santa Sofia FC 11 4136 11329
Civitella di Romagna FC 12 3786 15115
San Godenzo FI 16 1167 16282
Dovadola FC 16 1653 17935
Marradi FI 17 3139 21074
Modigliana FC 18 4560 25634
Predappio FC 19 6346 31980

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km SW of Forlì (117913 inhabitants)
33 Km S of Faenza (58541 inhabitants)
39 Km W of Cesena (96758 inhabitants)
41 Km S of Imola (69797 inhabitants)
50 Km NE of Firenze (382808 inhabitants)
56 Km E of Scandicci (50609 inhabitants)
57 Km SW of Ravenna (159116 inhabitants)
57 Km E of Prato (191150 inhabitants)
59 Km N of Arezzo (99543 inhabitants)
62 Km W of Rimini (147750 inhabitants)
66 Km SE of Bologna (386663 inhabitants)
71 Km E of Pistoia (90315 inhabitants)
84 Km NE of Siena (53903 inhabitants)
90 Km W of Pesaro (94582 inhabitants)
95 Km S of Ferrara (133155 inhabitants)
100 Km W of Fano (60888 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 1.4 2020-05-10
11:08:13		 43.9942 11.7952 9 2020-11-19
12:36:45		 Bollettino Sismico Italiano INGV 79396631
Reviewed
Rev100 		ML 1.4 2020-05-10
11:08:14		 43.9847 11.7848 9 2020-05-10
11:14:56		 Sala Sismica INGV-Roma 79010611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-10 11:08:13 ± 0.06
Latitude 43.9942 ± 0.0027
Longitude 11.7952 ± 0.0038
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79396631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 386
Semi-minor axis of confidence ellipse (meter) 106
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 234
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 194
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.09713
Epicentral distance of station farthest from the epicenter (degree) 0.39210
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 79396631
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-29 07:46:54

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 79010611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-10 11:14:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRE.HHZ. 2020-05-10T11:08:28.51 0.3 undecidable manual S 163 43.5231 50 0.15 92
IV.SEI.HHZ. 2020-05-10T11:08:26.19 0.3 undecidable manual S 281 35.4423 50 -0.02 96
IV.VISG.HHZ. 2020-05-10T11:08:26.50 0.3 undecidable manual S 307 35.9418 50 0.15 93
IV.RUFI.EHZ. 2020-05-10T11:08:24.06 0.6 undecidable manual S 233 28.6491 107 -0.19 62
IV.RONT.HHZ. 2020-05-10T11:08:24.68 0.3 undecidable manual S 270 28.8489 107 0.35 90
IV.CRE.HHZ. 2020-05-10T11:08:22.11 0.3 undecidable manual P 163 43.5231 50 -0.11 93
IV.RINC.HHZ. 2020-05-10T11:08:21.15 0.3 undecidable manual S 232 19.1697 115 -0.03 98
IV.ASQU.HHZ. 2020-05-10T11:08:21.97 0.3 undecidable manual S 181 21.9669 112 -0.08 97
IV.SEI.HHZ. 2020-05-10T11:08:20.82 0.3 undecidable manual P 281 35.4423 50 -0.16 93
IV.VISG.HHZ. 2020-05-10T11:08:20.93 0.3 undecidable manual P 307 35.9418 50 -0.13 93
IV.RONT.HHZ. 2020-05-10T11:08:19.84 0.3 undecidable manual P 270 28.8489 107 -0.05 96
IV.RUFI.EHZ. 2020-05-10T11:08:19.66 0.3 undecidable manual P 233 28.6491 107 -0.18 94
IV.RINC.HHZ. 2020-05-10T11:08:18.14 0.3 undecidable manual P 232 19.1697 115 0.07 97
IV.ASQU.HHZ. 2020-05-10T11:08:18.62 0.3 undecidable manual P 181 21.9669 112 0.05 97
IV.SFI.EHZ. 2020-05-10T11:08:18.70 0.3 undecidable manual S 157 10.7781 130 0.01 100
IV.LMD.HHZ. 2020-05-10T11:08:18.84 0.3 undecidable manual S 323 11.5773 128 -0.08 99
IV.SFI.EHZ. 2020-05-10T11:08:16.80 0.3 undecidable manual P 157 10.7781 130 0.17 97
IV.LMD.HHZ. 2020-05-10T11:08:16.77 0.3 undecidable manual P 323 11.5773 128 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LMD.HHE. ML:1.5 0.00035350000000000003 1.66 AML other m 2020-05-10T11:08:18.95
IV.LMD.HHN. ML:1.4 0.00028000000000000003 0.4 AML other m 2020-05-10T11:08:19.35
IV.ASQU.HHE. ML:1.4 0.0001595 0.18 AML other m 2020-05-10T11:08:22.54
IV.RINC.HHE. ML:1.1 0.00009415 0.74 AML other m 2020-05-10T11:08:23.47
IV.RINC.HHN. ML:1.2 0.0001255 0.56 AML other m 2020-05-10T11:08:24.99
IV.BRIS.HHE. ML:1.7 0.000319 0.38 AML other m 2020-05-10T11:08:24.73
IV.ASQU.HHN. ML:1.1 0.000095 1.38 AML other m 2020-05-10T11:08:25.83
IV.BRIS.HHN. ML:1.7 0.000272 0.78 AML other m 2020-05-10T11:08:25.85
IV.RONT.HHN. ML:1.8 0.00029200000000000005 0.12 AML other m 2020-05-10T11:08:25.65
IV.SEI.HHE. ML:1.6 0.000182 0.22 AML other m 2020-05-10T11:08:26.83
IV.SEI.HHN. ML:1.8 0.000247 0.9 AML other m 2020-05-10T11:08:26.84
IV.RONT.HHE. ML:1.8 0.000305 1.2 AML other m 2020-05-10T11:08:27.03
IV.VISG.HHE. ML:0.9 0.000029900000000000002 0.88 AML other m 2020-05-10T11:08:27.10
IV.VISG.HHN. ML:1.1 0.0000446 0.58 AML other m 2020-05-10T11:08:27.64
IV.CRE.HHN. ML:1.5 0.0000906 1.64 AML other m 2020-05-10T11:08:29.04
IV.CRE.HHE. ML:1.0 0.0000363 0.5 AML other m 2020-05-10T11:08:29.60
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