Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 02-11-2021 and time 00:32:43 (UTC) in region 3 km NW Apecchio (PU)

A magnitude ML 1.7 earthquake occured in region: 3 km NW Apecchio (PU), on

  • 02-11-2021 00:32:43 (UTC)
  • 02-11-2021 01:32:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5840, 12.3940 at 11 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 4 1882 1882
Mercatello sul Metauro PU 9 1378 3260
Sant'Angelo in Vado PU 9 4133 7393
Piobbico PU 10 2029 9422
Borgo Pace PU 12 606 10028
Urbania PU 14 7099 17127
Belforte all'Isauro PU 15 769 17896
Peglio PU 15 696 18592
Piandimeleto PU 16 2167 20759
Sestino AR 16 1355 22114
Pietralunga PG 16 2111 24225
Lunano PU 17 1527 25752
San Giustino PG 18 11297 37049
Città di Castello PG 19 39913 76962

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Arezzo (99543 inhabitants)
53 Km N of Perugia (166134 inhabitants)
55 Km S of Rimini (147750 inhabitants)
55 Km SW of Pesaro (94582 inhabitants)
58 Km SW of Fano (60888 inhabitants)
63 Km S of Cesena (96758 inhabitants)
74 Km NW of Foligno (57155 inhabitants)
77 Km SE of Forlì (117913 inhabitants)
88 Km SE of Faenza (58541 inhabitants)
91 Km E of Siena (53903 inhabitants)
91 Km W of Ancona (100861 inhabitants)
94 Km E of Firenze (382808 inhabitants)
94 Km S of Ravenna (159116 inhabitants)
99 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 1.7 2021-11-02
00:32:43		 43.5838 12.3937 11 2022-03-30
13:04:24		 Bollettino Sismico Italiano INGV 99108331
Reviewed
Rev100 		ML 1.7 2021-11-02
00:32:43		 43.5827 12.3977 11 2021-11-02
00:44:27		 Sala Sismica INGV-Roma 97152521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-02 00:32:43 ± 0.04
Latitude 43.5838 ± 0.0027
Longitude 12.3937 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99108331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 296
Semi-minor axis of confidence ellipse (meter) 269
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 17
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 47
Number of associated phases, regardless of their use for origin computation 55
Number of defining phases 54
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.03148
Epicentral distance of station farthest from the epicenter (degree) 0.50902
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 37
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 23
Type of magnitude ML
Reference to an origin 99108331
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-12-29 11:02:49

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 23
Type of magnitude ML
Reference to an origin 97152521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-02 00:44:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CPGN.EHZ. 2021-11-02T00:32:53.68 3.0 undecidable manual S 346 24.753 50 1.39 0
IV.ATLO.EHZ. 2021-11-02T00:32:53.71 0.6 undecidable manual S 178 29.8479 50 0.08 48
IV.PESA.HHE. 2021-11-02T00:32:53.21 0.6 undecidable manual P 42 53.4021 50 0.39 43
IV.ATFO.HHZ. 2021-11-02T00:32:53.06 0.6 undecidable manual S 149 28.0497 50 -0.09 48
IV.SFI.HNN. 2021-11-02T00:32:53.50 0.6 undecidable manual P 309 56.499 50 0.2 44
IV.ASQU.HHE. 2021-11-02T00:32:52.51 0.6 undecidable manual P 296 53.9016 50 -0.4 43
IV.ATCC.HNZ. 2021-11-02T00:32:52.26 0.6 undecidable manual P 156 48.5181 50 0.19 45
IV.TB02.DHZ. 2021-11-02T00:32:52.16 0.6 undecidable manual S 177 23.754 50 0.17 48
IV.COR1.HNZ. 2021-11-02T00:32:52.66 1.0 undecidable manual P 84 49.0176 50 0.51 21
IV.CAFI.HNZ. 2021-11-02T00:32:51.51 0.1 undecidable manual P 231 44.5221 50 0.05 94
IV.SSP9.EHZ. 2021-11-02T00:32:51.31 0.6 undecidable manual S 267 21.0678 50 0.01 49
IV.CRTC.HNZ. 2021-11-02T00:32:51.53 1.0 undecidable manual P 62 44.3223 50 0.11 23
IV.ATMC.EHZ. 2021-11-02T00:32:51.25 0.6 undecidable manual S 227 22.1556 50 -0.34 46
IV.FOSV.EHZ. 2021-11-02T00:32:51.22 0.3 undecidable manual P 137 43.623 50 -0.1 70
IV.TB01.DHZ.01 2021-11-02T00:32:51.73 0.6 undecidable manual S 171 22.6551 50 0.01 49
IT.SNS1.HNZ. 2021-11-02T00:32:51.67 0.6 undecidable manual S 267 21.1677 50 0.37 46
IV.ARVD.HHZ. 2021-11-02T00:32:51.65 0.3 undecidable manual P 102 45.1215 50 0.11 69
IV.ATBU.EHZ. 2021-11-02T00:32:50.97 0.6 undecidable manual S 134 17.2716 122 0.78 40
IV.MURB.HNZ. 2021-11-02T00:32:50.36 0.1 undecidable manual P 163 37.1295 50 0.04 95
IV.ATVA.EHZ. 2021-11-02T00:32:50.33 0.6 undecidable manual P 194 34.9428 50 0.35 45
IV.CDCA.HNZ. 2021-11-02T00:32:50.88 0.6 undecidable manual S 223 18.9699 120 0.19 48
IV.NARO.HHZ. 2021-11-02T00:32:49.13 0.6 undecidable manual S 79 15.2736 125 -0.49 45
IV.PE3.EHZ. 2021-11-02T00:32:49.89 0.3 undecidable manual S 33 14.9739 126 0.38 69
IV.ATMI.HHZ. 2021-11-02T00:32:49.82 0.3 undecidable manual P 200 29.4483 50 0.68 61
IT.UMBT.HGZ. 2021-11-02T00:32:49.57 0.6 undecidable manual P 187 31.3464 50 0.15 47
IV.PARC.HHZ. 2021-11-02T00:32:49.14 0.6 undecidable manual S 300 14.3745 127 -0.22 48
IV.MPAG.EHZ. 2021-11-02T00:32:49.07 0.3 undecidable manual P 80 29.8479 50 -0.12 71
IV.BADI.EHZ. 2021-11-02T00:32:49.31 0.6 undecidable manual S 236 14.5743 126 -0.1 49
IV.SSFR.HNZ. 2021-11-02T00:32:49.81 0.3 undecidable manual P 118 35.3424 50 -0.22 69
IV.ATPC.HNZ. 2021-11-02T00:32:49.03 0.6 undecidable manual S 156 12.4764 131 0.17 48
IV.ATPI.EHZ. 2021-11-02T00:32:49.47 0.6 undecidable manual S 177 14.7741 126 0 50
IV.CRE.HHZ. 2021-11-02T00:32:49.98 0.3 undecidable manual P 276 35.742 50 -0.12 71
IV.ATLO.EHZ. 2021-11-02T00:32:49.11 0.3 undecidable manual P 178 29.8479 50 -0.08 72
IV.ATFO.HHZ. 2021-11-02T00:32:48.71 0.3 undecidable manual P 149 28.0497 50 -0.2 70
IV.TB02.DHZ. 2021-11-02T00:32:48.22 0.3 undecidable manual P 177 23.754 50 -0.03 73
IV.CPGN.EHZ. 2021-11-02T00:32:48.89 0.3 undecidable manual P 346 24.753 50 0.47 67
IV.PIEI.HHZ. 2021-11-02T00:32:48.45 0.6 undecidable manual S 115 12.5763 131 -0.41 46
IV.FRON.EHZ. 2021-11-02T00:32:48.65 0.1 undecidable manual P 105 27.6501 50 -0.21 94
IV.ATSC.EHZ. 2021-11-02T00:32:48.92 0.3 undecidable manual P 127 29.4483 50 -0.22 70
IV.TB01.DHZ.01 2021-11-02T00:32:47.99 0.3 undecidable manual P 171 22.6551 50 -0.1 72
IT.SNS1.HNZ. 2021-11-02T00:32:47.65 1.0 undecidable manual P 267 21.1677 50 -0.2 24
IV.APEC.HHZ. 2021-11-02T00:32:47.04 0.6 undecidable manual S 143 3.4965 162 -0.01 51
IV.SSP9.EHZ. 2021-11-02T00:32:47.50 0.3 undecidable manual P 267 21.0678 50 -0.35 69
IV.ATBU.EHZ. 2021-11-02T00:32:47.48 0.3 undecidable manual P 134 17.2716 122 0.27 71
IV.ATMC.EHZ. 2021-11-02T00:32:47.84 0.3 undecidable manual P 227 22.1556 50 -0.17 71
IV.TB03.DHZ.01 2021-11-02T00:32:47.61 0.3 undecidable manual P 176 20.2686 50 -0.11 73
IV.ATPC.HNZ. 2021-11-02T00:32:46.45 0.1 undecidable manual P 156 12.4764 131 0.01 100
IV.ATPI.EHZ. 2021-11-02T00:32:46.81 0.1 undecidable manual P 177 14.7741 126 0.02 100
IV.CDCA.HNZ. 2021-11-02T00:32:46.97 1.0 undecidable manual P 223 18.9699 120 -0.53 22
IV.NARO.HHZ. 2021-11-02T00:32:46.62 0.3 undecidable manual P 79 15.2736 125 -0.26 71
IV.PE3.EHZ. 2021-11-02T00:32:46.82 0.3 undecidable manual P 33 14.9739 126 0 75
IV.PARC.HHZ. 2021-11-02T00:32:46.64 0.3 undecidable manual P 300 14.3745 127 -0.09 74
IV.PIEI.HHZ. 2021-11-02T00:32:46.27 0.3 undecidable manual P 115 12.5763 131 -0.17 73
IV.BADI.EHZ. 2021-11-02T00:32:46.74 0.3 undecidable manual P 236 14.5743 126 -0.01 75
IV.APEC.HHZ. 2021-11-02T00:32:45.52 0.3 undecidable manual P 143 3.4965 162 0.12 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHN. ML:2.0 0.0016018669999999999 0.08 AML other m 2021-11-02T00:32:47.11
IV.APEC.HHE. ML:2.0 0.00157863 0.18 AML other m 2021-11-02T00:32:47.24
IV.APEC.HNE. ML:1.9 0.0013771165 0.18 AML other m 2021-11-02T00:32:47.33
IV.APEC.HNN. ML:1.8 0.00108797165 0.24 AML other m 2021-11-02T00:32:47.38
IV.PIEI.HHN. ML:2.1 0.0012349999999999998 0.06 AML other m 2021-11-02T00:32:48.56
IV.PIEI.HHE. ML:2.2 0.001675 0.14 AML other m 2021-11-02T00:32:48.77
IV.PARC.HHE. ML:1.5 0.000293 0.12 AML other m 2021-11-02T00:32:49.26
IV.PARC.HHN. ML:1.5 0.00031256775 0.22 AML other m 2021-11-02T00:32:49.21
IV.NARO.HHN. ML:2.1 0.0011 0.06 AML other m 2021-11-02T00:32:49.38
IV.NARO.HHE. ML:1.7 0.00048550000000000004 0.04 AML other m 2021-11-02T00:32:49.35
IV.BADI.EHE. ML:2.1 0.001325 0.78 AML other m 2021-11-02T00:32:49.52
IV.BADI.EHN. ML:2.1 0.0011206075 0.12 AML other m 2021-11-02T00:32:49.59
IV.ATPI.HNN. ML:1.5 0.00028698354999999996 0.13 AML other m 2021-11-02T00:32:49.68
IV.ATPI.EHN. ML:1.5 0.00028732785 0.14 AML other m 2021-11-02T00:32:49.68
IV.ATPI.HNE. ML:1.3 0.00018547679999999999 1.7 AML other m 2021-11-02T00:32:49.99
IV.ATPI.EHE. ML:1.3 0.0001739048 0.16 AML other m 2021-11-02T00:32:50.22
IV.PE3.EHN. ML:1.6 0.00041838345 0.26 AML other m 2021-11-02T00:32:50.42
IV.PE3.EHE. ML:1.7 0.00052323645 0.44 AML other m 2021-11-02T00:32:50.52
IV.MPAG.EHN. ML:1.4 0.000115188905 0.26 AML other m 2021-11-02T00:32:53.67
IV.FRON.EHE. ML:1.3 0.000110198085 0.12 AML other m 2021-11-02T00:32:54.07
IV.ATMI.HHE. ML:1.6 0.00017787065 0.34 AML other m 2021-11-02T00:32:54.19
IV.FRON.EHN. ML:1.6 0.0002002516 0.12 AML other m 2021-11-02T00:32:54.26
IV.CRE.HHN. ML:1.3 0.00008035745 1.84 AML other m 2021-11-02T00:32:56.05
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