Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 06-11-2020 and time 06:59:09 (UTC) in region 4 km NW Sansepolcro (AR)

A magnitude ML 1.9 earthquake occured in region: 4 km NW Sansepolcro (AR), on

  • 06-11-2020 06:59:09 (UTC)
  • 06-11-2020 07:59:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6010, 12.1280 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
Sansepolcro AR 4 15884 15884
San Giustino PG 7 11297 27181
Anghiari AR 9 5638 32819
Pieve Santo Stefano AR 10 3183 36002
Citerna PG 11 3531 39533
Caprese Michelangelo AR 12 1426 40959
Badia Tedalda AR 13 1087 42046
Monterchi AR 13 1757 43803
Borgo Pace PU 15 606 44409
Mercatello sul Metauro PU 18 1378 45787
Sestino AR 18 1355 47142
Città di Castello PG 18 39913 87055
Monte Santa Maria Tiberina PG 18 1183 88238
Chiusi della Verna AR 19 2023 90261

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NE of Arezzo (99543 inhabitants)
59 Km NW of Perugia (166134 inhabitants)
60 Km S of Cesena (96758 inhabitants)
62 Km SW of Rimini (147750 inhabitants)
70 Km S of Forlì (117913 inhabitants)
71 Km E of Siena (53903 inhabitants)
72 Km W of Pesaro (94582 inhabitants)
73 Km E of Firenze (382808 inhabitants)
77 Km W of Fano (60888 inhabitants)
78 Km E of Scandicci (50609 inhabitants)
79 Km S of Faenza (58541 inhabitants)
86 Km NW of Foligno (57155 inhabitants)
88 Km E of Prato (191150 inhabitants)
90 Km SE of Imola (69797 inhabitants)
91 Km S of Ravenna (159116 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 1.9 2020-11-06
06:59:09		 43.6013 12.1278 9 2021-02-26
14:56:06		 Bollettino Sismico Italiano INGV 84840531
Reviewed
Rev100 		ML 1.9 2020-11-06
06:59:09		 43.5952 12.1328 9 2020-11-06
07:07:08		 Sala Sismica INGV-Roma 84497591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-06 06:59:09 ± 0.05
Latitude 43.6013 ± 0.0036
Longitude 12.1278 ± 0.0037
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 84840531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 376
Semi-minor axis of confidence ellipse (meter) 151
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 30
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 64
Number of defining phases 61
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.11966
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 36
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 44
Type of magnitude ML
Reference to an origin 84840531
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-19 07:48:59

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 42
Type of magnitude ML
Reference to an origin 84497591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-06 07:07:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
TV.SF01.EHZ. 2020-11-06T06:59:37.37 3.0 undecidable manual S -3.67 0
IV.MMO1.EHZ. 2020-11-06T06:59:28.74 3.0 positive manual P 124.2867 -1.58 0
IV.CSP1.EHZ. 2020-11-06T06:59:28.01 0.6 undecidable manual P 123 103.6185 50 0.87 33
IV.SSFR.HHZ. 2020-11-06T06:59:27.62 0.6 undecidable manual S 109 55.6998 50 0.35 44
IV.FDMO.HHZ. 2020-11-06T06:59:26.76 0.6 undecidable manual P 129 99.6225 50 0.24 41
IV.MPAG.EHZ. 2020-11-06T06:59:26.18 0.6 undecidable manual S 86 50.8158 50 0.22 45
IV.RINC.HHZ. 2020-11-06T06:59:26.87 0.6 undecidable manual S 307 52.4031 50 0.49 43
IV.FRON.EHZ. 2020-11-06T06:59:25.55 0.3 undecidable manual S 101 48.9177 50 0.09 70
IV.ATSC.EHE. 2020-11-06T06:59:25.84 0.6 undecidable manual S 113 49.0176 50 0.35 44
IV.IMOL.HNZ. 2020-11-06T06:59:25.10 3.0 positive manual P 89.5437 0.13 0
IV.CESI.HHE. 2020-11-06T06:59:25.65 0.6 undecidable manual P 136 91.1421 50 0.44 40
IV.EL6.EHZ. 2020-11-06T06:59:24.35 0.6 undecidable manual P 111 84.0492 50 0.23 43
IV.ATFO.HHZ. 2020-11-06T06:59:24.53 0.6 undecidable manual S 126 44.2224 50 0.34 45
IV.MGAB.HHZ. 2020-11-06T06:59:23.31 0.6 undecidable manual P 181 76.368 50 0.37 42
IV.SNTG.HHE. 2020-11-06T06:59:23.04 0.6 undecidable manual P 120 75.8685 50 0.17 44
IV.ATLO.EHE. 2020-11-06T06:59:22.95 0.6 undecidable manual S 145 38.9277 50 0.17 47
IV.ATBU.EHZ. 2020-11-06T06:59:22.77 0.6 undecidable manual S 112 36.5412 50 0.61 42
IV.SFI.EHZ. 2020-11-06T06:59:22.89 0.6 undecidable manual S 326 40.5261 50 -0.31 45
IV.RONT.HHN. 2020-11-06T06:59:22.79 0.6 undecidable manual P 308 70.6737 50 0.74 38
IV.TB01.DHZ.01 2020-11-06T06:59:21.69 0.6 undecidable manual S 134 34.743 50 0.02 49
IV.PE3.EHZ. 2020-11-06T06:59:21.08 0.6 undecidable manual S 70 31.3464 50 0.31 46
IV.NARO.HHZ. 2020-11-06T06:59:21.73 0.6 undecidable manual S 88 36.3414 50 -0.38 45
IV.TB02.DHZ.01 2020-11-06T06:59:21.63 0.6 undecidable manual S 138 34.2435 50 0.11 48
IV.CAFI.HHZ. 2020-11-06T06:59:21.15 0.3 undecidable manual S 203 32.8449 50 -0.02 73
IV.ATVO.HHZ. 2020-11-06T06:59:21.28 0.6 undecidable manual S 137 33.0447 50 0.05 49
IV.ASQU.HHZ. 2020-11-06T06:59:21.28 0.6 undecidable manual S 309 34.743 50 -0.39 45
IV.ATPC.HHE. 2020-11-06T06:59:20.24 0.6 undecidable manual S 117 29.6481 107 -0.01 49
IV.ATMI.HHZ. 2020-11-06T06:59:20.72 0.6 undecidable manual S 159 31.746 50 -0.14 48
IV.CPGN.EHZ. 2020-11-06T06:59:20.22 0.3 undecidable manual S 35 27.0507 109 0.85 58
IV.RUFI.EHZ. 2020-11-06T06:59:19.92 0.3 undecidable manual P 298 56.0994 50 0.11 69
IV.ATPI.EHZ. 2020-11-06T06:59:19.49 0.3 undecidable manual S 127 27.6501 108 -0.1 73
IV.SSFR.HHZ. 2020-11-06T06:59:19.35 0.3 undecidable manual P 109 55.6998 50 -0.41 65
IV.RINC.HHZ. 2020-11-06T06:59:19.24 0.6 undecidable manual P 307 52.4031 50 0 47
IV.MURB.HHZ. 2020-11-06T06:59:18.81 0.3 undecidable manual P 139 49.3173 50 0.05 71
IV.APEC.HHZ. 2020-11-06T06:59:18.49 0.3 undecidable manual S 101 23.9538 111 0.12 73
IV.FRON.EHZ. 2020-11-06T06:59:18.29 0.3 undecidable manual P 101 48.9177 50 -0.42 65
IV.ATSC.EHE. 2020-11-06T06:59:18.35 0.6 undecidable manual P 113 49.0176 50 -0.38 44
IV.MPAG.EHZ. 2020-11-06T06:59:18.65 0.3 undecidable manual P 86 50.8158 50 -0.35 66
IV.SFI.EHZ. 2020-11-06T06:59:17.07 0.3 undecidable manual P 326 40.5261 50 -0.34 68
IV.ATFO.HHZ. 2020-11-06T06:59:17.77 0.3 undecidable manual P 126 44.2224 50 -0.21 69
IV.ATVO.HHZ. 2020-11-06T06:59:16.12 0.3 undecidable manual P 137 33.0447 50 -0.15 71
IV.ASQU.HHZ. 2020-11-06T06:59:16.09 0.3 undecidable manual P 309 34.743 50 -0.43 67
IV.ATLO.EHE. 2020-11-06T06:59:16.98 0.3 undecidable manual P 145 38.9277 50 -0.18 70
IV.TB01.DHZ.01 2020-11-06T06:59:16.43 0.3 undecidable manual P 134 34.743 50 -0.09 72
IV.NARO.HHZ. 2020-11-06T06:59:16.28 0.3 undecidable manual P 88 36.3414 50 -0.5 66
IV.TB02.DHZ.01 2020-11-06T06:59:16.52 0.6 undecidable manual P 138 34.2435 50 0.08 48
IV.CAFI.HHZ. 2020-11-06T06:59:16.27 0.3 undecidable manual P 203 32.8449 50 0.04 73
IV.ATBU.EHZ. 2020-11-06T06:59:16.61 0.3 undecidable manual P 112 36.5412 50 -0.19 70
IV.ATPI.EHZ. 2020-11-06T06:59:15.12 0.1 positive manual P 127 27.6501 108 -0.2 95
IV.CRE.HHZ. 2020-11-06T06:59:15.51 0.3 undecidable manual S 278 14.2746 122 0.16 74
IV.TB03.DHZ.01 2020-11-06T06:59:15.96 0.6 undecidable manual P 134 31.746 50 -0.1 48
IV.CPGN.EHZ. 2020-11-06T06:59:15.53 0.1 positive manual P 35 27.0507 109 0.33 93
IV.PE3.EHZ. 2020-11-06T06:59:15.81 0.3 undecidable manual P 70 31.3464 50 -0.19 71
IV.ATPC.HHE. 2020-11-06T06:59:15.42 0.3 undecidable manual P 117 29.6481 107 -0.28 70
IV.ATMI.HHZ. 2020-11-06T06:59:15.95 0.3 undecidable manual P 159 31.746 50 -0.1 72
IV.BADI.EHZ. 2020-11-06T06:59:15.37 0.3 undecidable manual S 137 13.7751 123 0.15 74
IV.APEC.HHZ. 2020-11-06T06:59:14.53 0.3 undecidable manual P 101 23.9538 111 -0.09 73
IV.CRE.HHZ. 2020-11-06T06:59:13.06 0.1 positive manual P 278 14.2746 122 0.19 98
IV.PARC.HHZ. 2020-11-06T06:59:13.72 0.3 undecidable manual S 59 10.2786 131 -0.53 68
IV.ATMC.EHE. 2020-11-06T06:59:13.59 0.3 undecidable manual P 163 17.871 117 0.08 74
IV.PARC.HHZ. 2020-11-06T06:59:12.14 0.1 positive manual P 59 10.2786 131 -0.1 100
IV.BADI.EHZ. 2020-11-06T06:59:12.94 0.3 undecidable manual P 137 13.7751 123 0.14 74
IV.SSP9.EHZ. 2020-11-06T06:59:12.66 0.6 undecidable manual S 175 3.0969 161 -0.14 50
IV.SSP9.EHZ. 2020-11-06T06:59:11.48 0.3 undecidable manual P 175 3.0969 161 0.08 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSP9.EHN. ML:0.0 0.0024764895 0.1024 AML other m 2020-11-06T06:59:12.87
IV.SSP9.EHE. ML:0.0 0.001446286 0.16 AML other m 2020-11-06T06:59:13.36
IV.BADI.EHN. ML:2.0 0.0009667538 0.1184 AML other m 2020-11-06T06:59:15.64
IV.BADI.EHE. ML:1.8 0.00073979665 0.0608 AML other m 2020-11-06T06:59:15.70
IV.CRE.HHN. ML:1.8 0.0007389358500000001 0.2208 AML other m 2020-11-06T06:59:15.68
IV.CRE.HHE. ML:1.7 0.00051274285 0.24 AML other m 2020-11-06T06:59:16.40
IV.APEC.HNN. ML:2.0 0.000741962 0.2592 AML other m 2020-11-06T06:59:18.84
IV.APEC.HNE. ML:2.1 0.00088200475 0.2784 AML other m 2020-11-06T06:59:19.28
IV.APEC.HHN. ML:2.1 0.0007893680999999999 0.2016 AML other m 2020-11-06T06:59:19.43
IV.APEC.HHE. ML:2.1 0.0008079449999999999 0.2208 AML other m 2020-11-06T06:59:19.28
IV.ATPI.HNE. ML:1.9 0.0003896186 0.2912 AML other m 2020-11-06T06:59:19.80
IV.ATPI.EHE. ML:1.8 0.00034979305000000006 0.2784 AML other m 2020-11-06T06:59:19.80
IV.ATPI.EHN. ML:1.7 0.00028093080000000004 0.1216 AML other m 2020-11-06T06:59:20.66
IV.CPGN.EHE. ML:2.1 0.0007505041500000001 0.3392 AML other m 2020-11-06T06:59:21.71
IV.CPGN.EHN. ML:2.0 0.0006425841999999999 0.2816 AML other m 2020-11-06T06:59:20.86
IV.CPGN.HNN. ML:2.1 0.0006961139499999999 0.4512 AML other m 2020-11-06T06:59:21.71
IV.CPGN.HNE. ML:2.1 0.0006987502999999999 0.3488 AML other m 2020-11-06T06:59:21.55
IV.PE3.EHN. ML:2.4 0.0012078310000000001 0.2784 AML other m 2020-11-06T06:59:21.71
IV.PE3.EHE. ML:2.3 0.0010355893499999999 0.3392 AML other m 2020-11-06T06:59:21.48
IV.ATMI.HHE. ML:1.9 0.0003555239 0.16 AML other m 2020-11-06T06:59:21.77
IV.ATMI.HHN. ML:1.8 0.0002856537 0.1792 AML other m 2020-11-06T06:59:22.72
IV.ASQU.HHN. ML:1.4 0.00010389984499999999 0.4384 AML other m 2020-11-06T06:59:25.70
IV.ASQU.HHE. ML:1.3 0.00009153190499999999 0.1792 AML other m 2020-11-06T06:59:22.16
IV.ATVO.HHE. ML:1.8 0.0002889525 0.16 AML other m 2020-11-06T06:59:22.87
IV.ATVO.HHN. ML:2.1 0.0005401970000000001 0.1792 AML other m 2020-11-06T06:59:22.36
IV.CAFI.HNN. ML:1.6 0.00017340820000000002 0.2208 AML other m 2020-11-06T06:59:21.97
IV.CAFI.HHN. ML:1.5 0.0001362028 0.24 AML other m 2020-11-06T06:59:22.40
IV.CAFI.HHE. ML:1.6 0.00015893009999999998 0.1216 AML other m 2020-11-06T06:59:21.64
IV.CAFI.HNE. ML:1.5 0.00014805835 0.1376 AML other m 2020-11-06T06:59:21.30
IV.NARO.HHN. ML:1.8 0.00027546149999999996 0.0384 AML other m 2020-11-06T06:59:22.44
IV.NARO.HHE. ML:1.7 0.00020296835000000002 0.16 AML other m 2020-11-06T06:59:22.36
IV.SFI.HNN. ML:1.7 0.00015910025 0.7488 AML other m 2020-11-06T06:59:23.09
IV.SFI.EHE. ML:1.3 0.00007198305000000001 0.2208 AML other m 2020-11-06T06:59:23.29
IV.ATFO.HHE. ML:2.0 0.00028197765000000005 0.4032 AML other m 2020-11-06T06:59:26.74
IV.ATFO.HHN. ML:1.9 0.00022726375 0.32 AML other m 2020-11-06T06:59:25.62
IV.FRON.EHE. ML:1.8 0.0001475986 0.0992 AML other m 2020-11-06T06:59:25.67
IV.FRON.EHN. ML:2.0 0.0003014853 0.08 AML other m 2020-11-06T06:59:26.24
IV.MURB.HHN. ML:2.3 0.000539127 0.1984 AML other m 2020-11-06T06:59:27.71
IV.MURB.HNN. ML:2.3 0.0005795650999999999 0.2496 AML other m 2020-11-06T06:59:27.71
IV.RINC.HHE. ML:1.6 0.0000884534 0.2624 AML other m 2020-11-06T06:59:27.44
IV.RINC.HHN. ML:1.5 0.000082640755 0.4 AML other m 2020-11-06T06:59:27.87
IV.SSFR.HHE. ML:2.1 0.00031508515000000005 0.3168 AML other m 2020-11-06T06:59:28.06
IV.SSFR.HHN. ML:2.1 0.0003037594 0.1408 AML other m 2020-11-06T06:59:29.77
IV.SSFR.HNE. ML:2.2 0.0003770738 0.1504 AML other m 2020-11-06T06:59:28.32
IV.SSFR.HNN. ML:2.3 0.00042148595 0.1312 AML other m 2020-11-06T06:59:29.76
IV.RUFI.EHE. ML:1.5 0.00006449803500000001 0.3008 AML other m 2020-11-06T06:59:30.37
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