Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 01-11-2020 and time 01:36:09 (UTC) in region 5 km W Apecchio (PU)

A magnitude ML 0.5 earthquake occured in region: 5 km W Apecchio (PU), on

  • 01-11-2020 01:36:09 (UTC)
  • 01-11-2020 02:36:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5810, 12.3630 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
Apecchio PU 5 1882 1882
Mercatello sul Metauro PU 8 1378 3260
Borgo Pace PU 10 606 3866
Sant'Angelo in Vado PU 10 4133 7999
Piobbico PU 12 2029 10028
Sestino AR 15 1355 11383
San Giustino PG 15 11297 22680
Belforte all'Isauro PU 15 769 23449
Urbania PU 16 7099 30548
Pietralunga PG 16 2111 32659
Piandimeleto PU 17 2167 34826
Peglio PU 17 696 35522
Città di Castello PG 17 39913 75435
Sansepolcro AR 18 15884 91319
Lunano PU 18 1527 92846
Badia Tedalda AR 20 1087 93933

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Arezzo (99543 inhabitants)
53 Km N of Perugia (166134 inhabitants)
56 Km SW of Rimini (147750 inhabitants)
58 Km SW of Pesaro (94582 inhabitants)
60 Km W of Fano (60888 inhabitants)
63 Km S of Cesena (96758 inhabitants)
75 Km NW of Foligno (57155 inhabitants)
76 Km SE of Forlì (117913 inhabitants)
87 Km SE of Faenza (58541 inhabitants)
88 Km E of Siena (53903 inhabitants)
91 Km E of Firenze (382808 inhabitants)
93 Km W of Ancona (100861 inhabitants)
94 Km S of Ravenna (159116 inhabitants)
97 Km E of Scandicci (50609 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 0.5 2020-11-01
01:36:09		 43.5808 12.3632 12 2021-02-26
14:56:02		 Bollettino Sismico Italiano INGV 84416001
Reviewed
Rev100 		ML 0.3 2020-11-01
01:36:09		 43.5818 12.3603 11 2020-11-01
02:47:34		 Sala Sismica INGV-Roma 84342741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-01 01:36:09 ± 0.04
Latitude 43.5808 ± 0.0027
Longitude 12.3632 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84416001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 283
Semi-minor axis of confidence ellipse (meter) 117
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 140
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 48
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.04676
Epicentral distance of station farthest from the epicenter (degree) 0.38221
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 84416001
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-03 14:13:03

ML:0.3

Field Value
Value 0.3
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 84342741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-01 02:47:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHE. 2020-11-01T01:36:22.31 0.6 undecidable manual S 160 37.5291 91 0.16 47
IV.MPAG.EHZ. 2020-11-01T01:36:20.66 0.6 undecidable manual S 80 32.2455 91 -0.08 48
IV.FRON.EHZ. 2020-11-01T01:36:20.08 0.3 undecidable manual S 103 29.9478 92 -0.05 73
IV.ATSC.EHE. 2020-11-01T01:36:20.42 0.3 undecidable manual S 124 31.2465 91 -0.06 73
IV.ATLO.EHE. 2020-11-01T01:36:20.25 0.3 undecidable manual S 173 29.6481 92 0.2 70
IV.ATVO.HHN. 2020-11-01T01:36:18.18 0.6 undecidable manual S 171 22.3554 93 0.1 48
IV.TB01.DHZ. 2020-11-01T01:36:18.05 0.3 undecidable manual S 165 22.8549 93 -0.18 72
IV.TB02.DHZ. 2020-11-01T01:36:18.59 0.6 undecidable manual S 171 23.6541 92 0.16 48
IV.ATBU.EHZ. 2020-11-01T01:36:17.60 0.6 undecidable manual S 128 18.87 95 0.43 46
IV.TB03.DHZ.01 2020-11-01T01:36:17.46 0.3 undecidable manual S 169 20.2686 94 -0.08 74
IV.CAFI.HNN. 2020-11-01T01:36:17.96 0.6 undecidable manual P 229 42.4242 91 0.34 45
IV.MURB.HHE. 2020-11-01T01:36:17.28 0.3 undecidable manual P 160 37.5291 91 0.4 67
IV.ATMC.EHE. 2020-11-01T01:36:17.32 0.3 undecidable manual S 223 20.1687 94 -0.2 72
IV.PE3.EHZ. 2020-11-01T01:36:16.99 0.3 undecidable manual S 40 16.6722 97 0.41 70
IV.ATPI.EHZ. 2020-11-01T01:36:16.02 0.3 undecidable manual S 168 14.7741 102 -0.06 75
IV.NARO.HHZ. 2020-11-01T01:36:16.49 0.3 undecidable manual S 79 17.7711 96 -0.38 69
IV.ATLO.EHE. 2020-11-01T01:36:15.61 0.3 undecidable manual P 173 29.6481 92 -0.05 73
IV.BADI.EHE. 2020-11-01T01:36:15.47 0.3 undecidable manual S 230 12.3765 112 0 75
IV.ATMI.HHZ. 2020-11-01T01:36:15.62 0.3 undecidable manual P 196 28.4493 92 0.16 71
IV.PARC.HHZ. 2020-11-01T01:36:15.36 0.3 undecidable manual S 307 12.4764 111 -0.14 73
IV.MPAG.EHZ. 2020-11-01T01:36:15.87 0.3 undecidable manual P 80 32.2455 91 -0.19 70
IV.CPGN.EHZ. 2020-11-01T01:36:15.10 0.1 undecidable manual P 352 24.6531 92 0.21 96
IV.ATFO.HHN. 2020-11-01T01:36:15.40 0.3 undecidable manual P 145 29.0487 92 -0.17 71
IV.FRON.EHZ. 2020-11-01T01:36:15.47 0.3 undecidable manual P 103 29.9478 92 -0.24 70
IV.ATPC.HHE. 2020-11-01T01:36:15.61 0.3 undecidable manual S 146 13.3755 107 -0.12 74
IV.ATSC.EHE. 2020-11-01T01:36:15.72 0.3 undecidable manual P 124 31.2465 91 -0.19 71
IV.TB01.DHZ. 2020-11-01T01:36:14.55 0.1 undecidable manual P 165 22.8549 93 -0.06 98
IV.ATMC.EHE. 2020-11-01T01:36:14.13 0.3 undecidable manual P 223 20.1687 94 -0.07 74
IV.APEC.HHZ. 2020-11-01T01:36:14.11 0.1 undecidable manual S 118 5.1948 148 0.1 99
IV.TB02.DHZ. 2020-11-01T01:36:14.80 0.1 undecidable manual P 171 23.6541 92 0.07 98
IV.ATBU.EHZ. 2020-11-01T01:36:14.09 0.1 undecidable manual P 128 18.87 95 0.09 98
IV.TB03.DHZ.01 2020-11-01T01:36:14.17 0.3 undecidable manual P 169 20.2686 94 -0.04 74
IV.ATVO.HHN. 2020-11-01T01:36:14.55 0.3 undecidable manual P 171 22.3554 93 0.02 74
IV.ATPI.EHZ. 2020-11-01T01:36:13.27 0.3 undecidable manual P 168 14.7741 102 -0.1 74
IV.SSP9.EHZ. 2020-11-01T01:36:13.78 0.1 undecidable manual P 268 18.6702 95 -0.18 96
IV.ATPC.HHE. 2020-11-01T01:36:13.14 0.3 undecidable manual P 146 13.3755 107 -0.03 75
IV.NARO.HHZ. 2020-11-01T01:36:13.50 0.3 undecidable manual P 79 17.7711 96 -0.33 70
IV.PE3.EHZ. 2020-11-01T01:36:13.90 0.3 undecidable manual P 40 16.6722 97 0.24 72
IV.BADI.EHE. 2020-11-01T01:36:13.07 0.1 undecidable manual P 230 12.3765 112 0.05 100
IV.CDCA.HNZ. 2020-11-01T01:36:13.71 0.1 undecidable manual P 218 17.0718 96 -0.02 100
IV.APEC.HHZ. 2020-11-01T01:36:12.34 0.3 undecidable manual P 118 5.1948 148 0.16 74
IV.PARC.HHZ. 2020-11-01T01:36:12.94 0.3 undecidable manual P 307 12.4764 111 -0.1 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NARO.HHN. ML:0.6 0.00003625 0.32 AML other m 2020-11-01T01:36:16.88
IV.PARC.HHE. ML:0.4 0.000023394030000000002 0.64 AML other m 2020-11-01T01:36:15.95
IV.PARC.HHN. ML:0.2 0.000016104525000000003 1.16 AML other m 2020-11-01T01:36:15.67
IV.ATPI.EHN. ML:0.3 0.000021343849999999997 2.08 AML other m 2020-11-01T01:36:16.21
IV.ATPI.EHE. ML:0.2 0.000015156822 2.48 AML other m 2020-11-01T01:36:16.34
IV.NARO.HHE. ML:0.4 0.000021050495 0.5 AML other m 2020-11-01T01:36:17.16
IV.PE3.EHE. ML:1.1 0.00009462313999999999 0.34 AML other m 2020-11-01T01:36:17.37
IV.PE3.EHN. ML:1.1 0.00010427442500000001 2.96 AML other m 2020-11-01T01:36:17.46
IV.FRON.EHN. ML:0.3 0.000009927299500000001 2.74 AML other m 2020-11-01T01:36:20.75
IV.FRON.EHE. ML:0.5 0.0000131999815 3.54 AML other m 2020-11-01T01:36:19.01
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