Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.4 on date 02-03-2021 and time 15:21:56 (UTC) in region 7 km W Cantiano (PU)

A magnitude ML 0.4 earthquake occured in region: 7 km W Cantiano (PU), on

  • 02-03-2021 15:21:56 (UTC)
  • 02-03-2021 16:21:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4850, 12.5470 at 12 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
Cantiano PU 7 2245 2245
Pietralunga PG 10 2111 4356
Cagli PU 11 8731 13087
Piobbico PU 12 2029 15116
Apecchio PU 13 1882 16998
Scheggia e Pascelupo PG 13 1393 18391
Gubbio PG 15 32216 50607
Frontone PU 16 1300 51907
Acqualagna PU 18 4393 56300
Serra Sant'Abbondio PU 18 1027 57327
Costacciaro PG 19 1216 58543

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km NE of Perugia (166134 inhabitants)
54 Km E of Arezzo (99543 inhabitants)
55 Km SW of Fano (60888 inhabitants)
56 Km SW of Pesaro (94582 inhabitants)
60 Km N of Foligno (57155 inhabitants)
64 Km S of Rimini (147750 inhabitants)
77 Km SE of Cesena (96758 inhabitants)
80 Km W of Ancona (100861 inhabitants)
92 Km SE of Forlì (117913 inhabitants)
100 Km E of Siena (53903 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 		ML 0.4 2021-03-02
15:21:56		 43.485 12.5473 12 2021-03-02
15:33:55		 Sala Sismica INGV-Roma 87629141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-02 15:21:56 ± 0.05
Latitude 43.4850 ± 0.0027
Longitude 12.5473 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 87629141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 289
Semi-minor axis of confidence ellipse (meter) 176
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 132
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 51
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.21044
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 13
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 87629141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-02 15:33:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CR.ZAG.BHZ. 2021-03-02T15:23:44.70 3.0 undecidable manual Sg 6.11 0
IV.MGR.HHZ. 2021-03-02T15:23:39.14 3.0 undecidable manual Sn -6.59 0
IV.MCRV.HHZ. 2021-03-02T15:23:37.87 3.0 undecidable manual Sg 8.77 0
IV.ECTS.HHZ. 2021-03-02T15:23:30.81 3.0 undecidable manual Pg 10.85 0
IV.TDS.HHZ. 2021-03-02T15:23:19.49 3.0 undecidable manual Pg 13.52 0
OX.SABO.HNZ. 2021-03-02T15:23:19.49 3.0 undecidable manual Sg 2.39 0
IV.PTRJ.HHZ. 2021-03-02T15:23:17.69 3.0 undecidable manual Sg 7.03 0
SL.BOJS.BHZ. 2021-03-02T15:23:13.57 3.0 undecidable manual Sn -9.99 0
IV.ZONE.HHZ. 2021-03-02T15:23:10.82 3.0 undecidable manual Sg -2.96 0
IV.LADO.EHZ. 2021-03-02T15:23:10.06 3.0 positive manual Pn -4.3 0
MN.CLTB.HHZ. 2021-03-02T15:23:06.32 3.0 positive manual Pn -9.99 0
IV.ZEN8.EHZ. 2021-03-02T15:23:06.22 3.0 undecidable manual Sg -0.31 0
IV.ORI.HHZ. 2021-03-02T15:23:06.48 3.0 negative manual Pg 3.64 0
IV.CET2.HHZ. 2021-03-02T15:23:05.75 3.0 undecidable manual Pn 0.95 0
GU.BLANC.HHZ. 2021-03-02T15:23:01.43 3.0 positive manual Pn 1.69 0
IT.GLNS.HNZ. 2021-03-02T15:22:58.08 3.0 undecidable manual Sn -9.52 0
IV.PZUN.HHZ. 2021-03-02T15:22:56.48 3.0 negative manual Pg 4.19 0
IV.SCHR.EHZ. 2021-03-02T15:22:50.67 3.0 undecidable manual Pn -7.96 0
IV.SGG.HNZ. 2021-03-02T15:22:40.37 3.0 undecidable manual Pg 5.73 0
IV.SARZ.HHZ. 2021-03-02T15:22:40.17 3.0 positive manual Pg 3.84 0
CH.MUGIO.HHZ. 2021-03-02T15:22:35.65 3.0 undecidable manual Pn -9.65 0
IV.VENL.HNZ. 2021-03-02T15:22:31.28 3.0 positive manual Pg 2.7 0
IV.MELA.HHZ. 2021-03-02T15:22:31.24 3.0 negative manual Pn -6.32 0
IV.BARO.EHZ. 2021-03-02T15:22:26.00 3.0 undecidable manual Sg -3.33 0
IT.GLNS.HNZ. 2021-03-02T15:22:26.17 3.0 undecidable manual Pn -8.03 0
IV.MPAG.EHZ. 2021-03-02T15:22:05.62 0.6 undecidable manual S 47 23.3544 97 0.11 48
IV.RIBO.EHZ.01 2021-03-02T15:22:04.03 3.0 undecidable manual P -3.6 0
IV.TB02.DHZ. 2021-03-02T15:22:03.69 0.6 undecidable manual S 221 16.872 105 -0.12 48
IV.TB01.DHN. 2021-03-02T15:22:03.07 0.6 undecidable manual S 218 14.5743 111 -0.16 48
IV.TB03.DHZ. 2021-03-02T15:22:03.33 0.6 undecidable manual S 230 14.3745 112 0.14 48
IV.FRON.EHN. 2021-03-02T15:22:03.13 0.6 undecidable manual S 76 14.7741 111 -0.15 48
IV.ATPI.EHZ. 2021-03-02T15:22:02.48 0.6 undecidable manual S 252 12.2766 119 -0.19 48
IV.NARO.HHN. 2021-03-02T15:22:02.99 0.6 undecidable manual S 11 14.1747 112 -0.14 48
IV.ATSC.EHE. 2021-03-02T15:22:02.77 0.6 undecidable manual S 121 13.0758 116 -0.09 49
IV.ATFO.HHZ. 2021-03-02T15:22:02.76 0.6 undecidable manual S 172 13.2756 116 -0.14 48
IV.PIEI.HHZ. 2021-03-02T15:22:01.03 0.6 undecidable manual S 350 5.6943 148 -0.36 47
IV.MPAG.EHZ. 2021-03-02T15:22:01.94 0.6 positive manual P 47 23.3544 97 0.11 48
IV.ATBU.HNZ. 2021-03-02T15:22:01.27 0.6 undecidable manual S 176 0.999 174 0.28 47
IV.ATPC.HHZ. 2021-03-02T15:22:01.65 0.6 undecidable manual S 266 7.2927 140 0.01 50
IV.APEC.HHE. 2021-03-02T15:22:00.37 0.1 undecidable manual P 309 13.0758 116 0.07 98
IV.TB02.DHZ. 2021-03-02T15:22:00.96 0.1 undecidable manual P 221 16.872 105 0.12 96
IV.ATPI.EHZ. 2021-03-02T15:22:00.31 1.0 undecidable manual P 252 12.2766 119 0.12 24
IV.TB01.DHN. 2021-03-02T15:22:00.44 0.1 undecidable manual P 218 14.5743 111 -0.07 97
IV.NARO.HHN. 2021-03-02T15:22:00.51 0.1 undecidable manual P 11 14.1747 112 0.06 98
IV.ATSC.EHE. 2021-03-02T15:22:00.33 0.1 undecidable manual P 121 13.0758 116 0.03 98
IV.ATFO.HHZ. 2021-03-02T15:22:00.36 1.0 undecidable manual P 172 13.2756 116 0.04 25
IV.TB03.DHZ. 2021-03-02T15:22:00.47 0.1 undecidable manual P 230 14.3745 112 -0.02 98
IV.FRON.EHN. 2021-03-02T15:22:00.46 0.1 undecidable manual P 76 14.7741 111 -0.08 97
IV.ATBU.HNZ. 2021-03-02T15:21:59.40 0.1 undecidable manual P 176 0.999 174 0.18 97
IV.ATPC.HHZ. 2021-03-02T15:21:59.55 0.1 undecidable manual P 266 7.2927 140 -0.04 99
IV.PIEI.HHZ. 2021-03-02T15:21:59.42 0.1 undecidable manual P 350 5.6943 148 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHN. ML:0.5 0.000039835902500000006 0.1792 AML other m 2021-03-02T15:22:01.19
IV.PIEI.HHE. ML:0.5 0.0000460098 0.1152 AML other m 2021-03-02T15:22:01.25
IV.ATPI.HNE. ML:0.5 0.000030671636 0.5888 AML other m 2021-03-02T15:22:02.85
IV.ATPI.HNN. ML:0.5 0.000032307925000000005 0.384 AML other m 2021-03-02T15:22:02.85
IV.ATPI.EHE. ML:0.3 0.000020256725000000004 0.2944 AML other m 2021-03-02T15:22:02.94
IV.ATPI.EHN. ML:0.3 0.0000175197835 0.1792 AML other m 2021-03-02T15:22:02.73
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