Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 17-10-2019 and time 04:57:31 (Italy) in region 1 km SE Borgo Pace (PU)

A magnitude ML 0.8 earthquake occured in region: 1 km SE Borgo Pace (PU), on

  • 17-10-2019 02:57:31 (UTC)
  • 17-10-2019 04:57:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6540, 12.3020 at 12 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
Borgo Pace PU 1 606 606
Mercatello sul Metauro PU 3 1378 1984
Sestino AR 6 1355 3339
Sant'Angelo in Vado PU 9 4133 7472
Belforte all'Isauro PU 9 769 8241
Badia Tedalda AR 11 1087 9328
Piandimeleto PU 12 2167 11495
Frontino PU 14 293 11788
Lunano PU 14 1527 13315
Apecchio PU 14 1882 15197
Carpegna PU 15 1674 16871
San Giustino PG 15 11297 28168
Sansepolcro AR 16 15884 44052
Peglio PU 16 696 44748
Pietrarubbia PU 18 660 45408
Urbania PU 18 7099 52507
Piobbico PU 18 2029 54536
Pennabilli RN 19 2869 57405
Casteldelci RN 19 407 57812

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NE of Arezzo (99543 inhabitants)
50 Km SW of Rimini (147750 inhabitants)
54 Km S of Cesena (96758 inhabitants)
57 Km SW of Pesaro (94582 inhabitants)
61 Km N of Perugia (166134 inhabitants)
62 Km W of Fano (60888 inhabitants)
67 Km SE of Forlì (117913 inhabitants)
78 Km SE of Faenza (58541 inhabitants)
84 Km NW of Foligno (57155 inhabitants)
85 Km E of Firenze (382808 inhabitants)
85 Km S of Ravenna (159116 inhabitants)
87 Km E of Siena (53903 inhabitants)
91 Km E of Scandicci (50609 inhabitants)
91 Km SE of Imola (69797 inhabitants)
98 Km W of Ancona (100861 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 0.8 2019-10-17
02:57:31		 43.6542 12.3017 12 2020-02-28
16:42:18		 Bollettino Sismico Italiano INGV 75290751
Reviewed
Rev100 		ML 1.6 2019-10-17
02:57:32		 43.6707 12.3202 8 2019-10-17
03:03:34		 Sala Sismica INGV-Roma 73297141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-17 02:57:31 ± 0.48
Latitude 43.6542 ± 0.0144
Longitude 12.3017 ± 0.0137
Depth (km) 12 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75290751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1509
Semi-minor axis of confidence ellipse (meter) 968
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 3
Circular confidence region, given by single value of horizontal uncertainty (meter) 1510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 170
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.20684
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 75290751
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-05 17:54:49

ML:1.6

Field Value
Value 1.6
Uncertainty 1.0
Num. used stations 4
Type of magnitude ML
Reference to an origin 73297141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-17 03:03:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRMO.HHZ. 2019-10-17T02:57:59.63 3.0 undecidable manual Pn 1 0
IV.SRES.HHZ. 2019-10-17T02:57:52.99 3.0 undecidable manual Pg 3.41 0
IV.NARO.HHZ. 2019-10-17T02:57:40.21 0.3 undecidable manual S 102 22.9548 94 -0.32 71
IV.PIEI.HHZ. 2019-10-17T02:57:40.41 0.3 undecidable manual S 125 22.8549 94 -0.12 70
IV.PE3.EHZ. 2019-10-17T02:57:39.66 0.6 undecidable manual S 73 16.2726 100 0.88 28
IV.APEC.HHZ. 2019-10-17T02:57:38.56 0.3 undecidable manual S 138 14.2746 106 0.31 70
IV.PE3.EHZ. 2019-10-17T02:57:36.03 0.3 undecidable manual P 73 16.2726 100 0.14 72
IV.NARO.HHZ. 2019-10-17T02:57:36.72 0.1 undecidable manual P 102 22.9548 94 -0.19 93
IV.PIEI.HHZ. 2019-10-17T02:57:36.87 0.3 undecidable manual P 125 22.8549 94 -0.04 70
IV.APEC.HHZ. 2019-10-17T02:57:35.89 0.1 undecidable manual P 138 14.2746 106 0.3 99
IV.PARC.HHZ. 2019-10-17T02:57:35.84 0.1 undecidable manual S 263 5.0949 149 -0.49 100
IV.PARC.HHZ. 2019-10-17T02:57:34.48 0.1 positive manual P 263 5.0949 149 0 100
IV.BRSN.EHZ. 2019-10-17T02:57:32.53 3.0 positive manual P 0.08 0
IV.ZCCA.HHZ. 2019-10-17T02:57:26.90 3.0 undecidable manual P -0.44 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHN. ML:0.8 0.00008185000000000001 0.14 AML other m 2019-10-17T02:57:35.90
IV.PARC.HHE. ML:0.8 0.0000863 0.1 AML other m 2019-10-17T02:57:35.91
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