Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 06-12-2016 and time 13:54:20 (Italy) in region 6 km W Borgo Pace (PU)

A magnitude ML 0.8 earthquake occured in region: 6 km W Borgo Pace (PU), on

  • 06-12-2016 12:54:20 (UTC)
  • 06-12-2016 13:54:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6370, 12.2290 at 6 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Borgo Pace PU 6 606 606
Badia Tedalda AR 9 1087 1693
Mercatello sul Metauro PU 9 1378 3071
Sestino AR 10 1355 4426
Sansepolcro AR 10 15884 20310
San Giustino PG 11 11297 31607
Belforte all'Isauro PU 15 769 32376
Sant'Angelo in Vado PU 15 4133 36509
Pieve Santo Stefano AR 15 3183 39692
Anghiari AR 17 5638 45330
Citerna PG 18 3531 48861
Apecchio PU 18 1882 50743
Piandimeleto PU 18 2167 52910
Casteldelci RN 18 407 53317
Carpegna PU 18 1674 54991
Frontino PU 19 293 55284
Monterchi AR 19 1757 57041
Caprese Michelangelo AR 20 1426 58467
Città di Castello PG 20 39913 98380

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km NE of Arezzo (99543 inhabitants)
55 Km SW of Rimini (147750 inhabitants)
56 Km S of Cesena (96758 inhabitants)
60 Km N of Perugia (166134 inhabitants)
63 Km W of Pesaro (94582 inhabitants)
67 Km S of Forlì (117913 inhabitants)
68 Km W of Fano (60888 inhabitants)
77 Km SE of Faenza (58541 inhabitants)
80 Km E of Firenze (382808 inhabitants)
80 Km E of Siena (53903 inhabitants)
85 Km NW of Foligno (57155 inhabitants)
85 Km E of Scandicci (50609 inhabitants)
87 Km S of Ravenna (159116 inhabitants)
90 Km SE of Imola (69797 inhabitants)
95 Km E of Prato (191150 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
Reviewed
Rev100 		Md 0.8
ML 0.8 		2016-12-06
12:54:20		 43.6368 12.2287 6 2016-12-06
13:15:10		 Sala Sismica INGV-Roma 35835561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-12-06 12:54:20 ± 0.23
Latitude 43.6368 ± 0.0072
Longitude 12.2287 ± 0.0099
Depth (km) 6 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 35835561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 827
Semi-minor axis of confidence ellipse (meter) 141
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 173
Circular confidence region, given by single value of horizontal uncertainty (meter) 830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 117
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.01349
Epicentral distance of station farthest from the epicenter (degree) 0.24372
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 35835561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-12-06 13:15:10

Md:0.8

Field Value
Value 0.8
Uncertainty 0.6
Num. used stations 2
Type of magnitude Md
Reference to an origin 35835561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-12-06 13:15:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2016-12-06T12:54:29.60 0.3 undecidable manual S 114 27.0507 103 -0.25 70
IV.CPGN.EHZ. 2016-12-06T12:54:28.01 0.3 undecidable manual S 22 19.6692 108 0.64 64
IV.CRE.HHZ. 2016-12-06T12:54:28.07 0.3 undecidable manual S 265 22.3554 106 -0.19 71
IV.BADI.EHZ. 2016-12-06T12:54:26.26 0.3 undecidable manual S 175 14.1747 114 0.67 63
IV.PIEI.HHZ. 2016-12-06T12:54:25.36 0.1 undecidable manual P 114 27.0507 103 -0.42 90
IV.CPGN.EHZ. 2016-12-06T12:54:24.36 0.1 undecidable manual P 22 19.6692 108 0.01 99
IV.CRE.HHZ. 2016-12-06T12:54:24.77 0.1 undecidable manual P 265 22.3554 106 -0.09 97
IV.BADI.EHZ. 2016-12-06T12:54:23.53 0.1 undecidable manual P 175 14.1747 114 0.21 96
IV.PARC.HHZ. 2016-12-06T12:54:22.28 0.3 undecidable manual S 31 1.4985 166 -0.19 74
IV.PARC.HHZ. 2016-12-06T12:54:21.39 0.1 undecidable manual P 31 1.4985 166 -0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CPGN.EHE. ML:0.9 0.0000673 1.58 AML other m 2016-12-06T12:54:36.41
IV.CPGN.EHN. ML:0.7 0.0000471 1.58 AML other m 2016-12-06T12:55:09.96
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