Earthquake with magnitude of ML 0.6 on date 17-10-2016 and time 04:46:11 (Italy) in region 2 km W Premilcuore (FC)

A magnitude ML 0.6 earthquake occured in region: 2 km W Premilcuore (FC), on

  • 17-10-2016 02:46:11 (UTC)
  • 17-10-2016 04:46:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.98, 11.75 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
Premilcuore FC 2 799 799
Portico e San Benedetto FC 6 756 1555
Tredozio FC 11 1212 2767
San Godenzo FI 12 1167 3934
Rocca San Casciano FC 12 1910 5844
Galeata FC 13 2516 8360
Santa Sofia FC 13 4136 12496
Marradi FI 15 3139 15635
Civitella di Romagna FC 16 3786 19421
Dovadola FC 19 1653 21074
Londa FI 20 1840 22914
Modigliana FC 20 4560 27474

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km SW of Faenza (58541 inhabitants)
36 Km SW of Forlì (117913 inhabitants)
42 Km S of Imola (69797 inhabitants)
43 Km W of Cesena (96758 inhabitants)
46 Km NE of Firenze (382808 inhabitants)
52 Km E of Scandicci (50609 inhabitants)
53 Km E of Prato (191150 inhabitants)
58 Km N of Arezzo (99543 inhabitants)
61 Km SW of Ravenna (159116 inhabitants)
66 Km SE of Bologna (386663 inhabitants)
66 Km W of Rimini (147750 inhabitants)
67 Km E of Pistoia (90315 inhabitants)
81 Km NE of Siena (53903 inhabitants)
94 Km W of Pesaro (94582 inhabitants)
96 Km S of Ferrara (133155 inhabitants)
99 Km SE of Modena (184973 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
Rev 1000 Md 1.1
ML 0.6
2016-10-17
02:46:11
43.98 11.75 9 2017-04-26
14:29:35
Bollettino Sismico Italiano INGV 44430421
Rev 100 Md 1.1
ML 0.6
2016-10-17
02:46:11
43.98 11.75 9 2016-10-17
11:44:03
Sala Sismica INGV-Roma 30297891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-17 02:46:11 ± 0.09
Latitude 43.98 ± 0.00
Longitude 11.75 ± 0.01
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 44430421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 666
Semi-minor axis of confidence ellipse (meter) 240
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 264
Circular confidence region, given by single value of horizontal uncertainty (meter) 670
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 133
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.10162
Epicentral distance of station farthest from the epicenter (degree) 0.38941
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 44430421
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-04-26 14:29:35

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 30297891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-17 11:44:03

Md:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 2
Type of magnitude Md
Reference to an origin 44430421
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-04-26 14:29:35

Md:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 2
Type of magnitude Md
Reference to an origin 30297891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-17 11:44:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CRE.HHZ. 2016-10-17T02:46:26.50 0.3 undecidable manual S 158 0.3894 50 0.11 70
IV.BRIS.HHZ. 2016-10-17T02:46:22.17 0.3 undecidable manual S 3 0.2446 107 0.47 67
IV.RUFI.EHN. 2016-10-17T02:46:20.99 0.6 undecidable manual S 230 0.2221 109 0.11 48
IV.CRE.HHZ. 2016-10-17T02:46:19.93 0.1 undecidable manual P 158 0.3894 50 -0.3 90
IV.ASQU.HHZ. 2016-10-17T02:46:19.55 0.3 undecidable manual S 171 0.1853 112 0 74
IV.RUFI.EHN. 2016-10-17T02:46:17.15 0.1 positive manual P 230 0.2221 109 0.1 97
IV.BRIS.HHZ. 2016-10-17T02:46:17.56 0.1 undecidable manual P 3 0.2446 107 0.04 97
IV.ASQU.HHZ. 2016-10-17T02:46:16.38 0.1 positive manual P 171 0.1853 112 0.1 97
IV.LMD.HHZ. 2016-10-17T02:46:16.36 0.3 undecidable manual S 343 0.1016 127 -0.36 70
IV.SFI.EHZ. 2016-10-17T02:46:16.75 0.3 undecidable manual S 136 0.1034 126 -0.04 75
IV.SFI.EHZ. 2016-10-17T02:46:14.73 0.1 positive manual P 136 0.1034 126 0.05 100
IV.LMD.HHZ. 2016-10-17T02:46:14.48 0.1 positive manual P 343 0.1016 127 -0.17 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASQU.HHE. ML:0.5 2.32E-5 0.18 AML other m 2016-10-17T02:46:20.24
IV.ASQU.HHN. ML:0.7 3.335E-5 0.96 AML other m 2016-10-17T02:46:20.22
IV.BRIS.HHE. ML:0.6 1.8655498E-5 0 AML other m 2016-10-17T02:46:22.37
IV.BRIS.HHN. ML:0.7 2.833077E-5 0 AML other m 2016-10-17T02:46:22.70
IV.LMD.HHN. ML:0.9 9.51E-5 0.12 AML other m 2016-10-17T02:46:16.56
IV.LMD.HHE. ML:0.9 0.0001089 0.18 AML other m 2016-10-17T02:46:16.59
IV.SFI.EHN. ML:0.4 3.273079E-5 1.72 AML other m 2016-10-17T02:46:16.87
IV.SFI.EHE. ML:0.2 2.044312E-5 0.16 AML other m 2016-10-17T02:46:16.86
IV.LMD.HHZ. Md:1 8 END duration s
IV.SFI.EHZ. Md:1.2 10 END duration s
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download