Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 15-05-2021 and time 06:46:32 (Italy) in region 2 km NE Cantiano (PU)

A magnitude ML 1.5 earthquake occured in region: 2 km NE Cantiano (PU), on

  • 15-05-2021 04:46:32 (UTC)
  • 15-05-2021 06:46:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4860, 12.6470 at 46 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
Cantiano PU 2 2245 2245
Cagli PU 7 8731 10976
Frontone PU 8 1300 12276
Scheggia e Pascelupo PG 9 1393 13669
Serra Sant'Abbondio PU 10 1027 14696
Acqualagna PU 15 4393 19089
Costacciaro PG 15 1216 20305
Gubbio PG 16 32216 52521
Piobbico PU 16 2029 54550
Pietralunga PG 18 2111 56661
Pergola PU 18 6333 62994
Sassoferrato AN 18 7285 70279
Sigillo PG 19 2404 72683

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km NE of Perugia (166134 inhabitants)
50 Km SW of Fano (60888 inhabitants)
52 Km SW of Pesaro (94582 inhabitants)
59 Km N of Foligno (57155 inhabitants)
62 Km E of Arezzo (99543 inhabitants)
64 Km S of Rimini (147750 inhabitants)
72 Km W of Ancona (100861 inhabitants)
79 Km SE of Cesena (96758 inhabitants)
95 Km SE of Forlì (117913 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 1.5 2021-05-15
04:46:32		 43.4855 12.6467 46 2021-12-29
11:12:02		 Bollettino Sismico Italiano INGV 90690161
Reviewed
Rev100 		ML 1.6 2021-05-15
04:46:32		 43.4922 12.6345 45 2021-05-15
04:58:11		 Sala Sismica INGV-Roma 90111221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-15 04:46:32 ± 0.22
Latitude 43.4855 ± 0.0090
Longitude 12.6467 ± 0.0124
Depth (km) 46 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90690161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1062
Semi-minor axis of confidence ellipse (meter) 288
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 126
Circular confidence region, given by single value of horizontal uncertainty (meter) 1060.0
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 49
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36512
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 90690161
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-11 11:35:02

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 90111221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-15 04:58:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
AC.VLO.HHZ. 2021-05-15T04:48:11.68 3.0 undecidable manual Pg 24.51 0
IV.SPS2.HHZ. 2021-05-15T04:48:02.75 3.0 undecidable manual Pg 23.870001 0
IV.MCRV.HHZ. 2021-05-15T04:47:58.20 3.0 undecidable manual Sn -2.74 0
IV.RMP.HHZ. 2021-05-15T04:47:37.38 3.0 undecidable manual Sg 8.97 0
IV.CADC.EHZ. 2021-05-15T04:47:23.56 3.0 undecidable manual Sn -3.33 0
IV.OPPE.HHZ. 2021-05-15T04:47:14.06 3.0 undecidable manual Sn 1.64 0
OT.OT12.EHZ. 2021-05-15T04:47:09.17 3.0 positive manual Pn -1.01 0
IV.NDIM.HNZ. 2021-05-15T04:47:09.68 3.0 undecidable manual Sn -1.39 0
IV.VVLD.HHZ. 2021-05-15T04:46:53.75 3.0 negative manual Pn -3.63 0
IV.BOZZ.EHZ. 2021-05-15T04:46:50.26 3.0 positive manual Pn -1.58 0
IV.RM33.EHZ. 2021-05-15T04:46:50.73 3.0 positive manual Pn 1.57 0
IV.ATCC.EHE. 2021-05-15T04:46:48.35 0.6 undecidable manual S 181 33.3444 134 0.57 43
IV.PARC.HHZ. 2021-05-15T04:46:48.98 0.6 undecidable manual S 299 37.4292 129 0.53 43
IV.PE3.EHE. 2021-05-15T04:46:47.91 0.6 undecidable manual S 333 26.2515 142 1.15 34
IV.MURB.HHZ. 2021-05-15T04:46:47.05 0.6 undecidable manual S 202 26.5512 142 0.25 47
IV.NDIM.HHZ. 2021-05-15T04:46:47.69 3.0 undecidable manual Pn 0.03 0
IV.MPAG.EHZ. 2021-05-15T04:46:46.22 0.6 undecidable manual S 30 18.3705 152 0.39 46
IV.FOSV.EHZ. 2021-05-15T04:46:46.40 0.6 undecidable manual S 156 23.0547 146 0.05 49
IV.ATLO.EHZ. 2021-05-15T04:46:46.17 0.6 undecidable manual S 226 27.0507 141 -0.69 42
IV.APEC.HNZ. 2021-05-15T04:46:46.33 0.6 undecidable manual S 294 19.9689 150 0.33 47
IV.ARVD.HHZ. 2021-05-15T04:46:46.88 0.6 undecidable manual S 87 23.754 145 0.44 45
IV.ATPI.EHZ. 2021-05-15T04:46:46.04 0.6 undecidable manual S 259 20.0688 150 0.03 50
IV.ATPC.HNZ. 2021-05-15T04:46:45.69 0.6 undecidable manual S 268 15.2736 157 0.14 49
IV.MGAB.HHZ. 2021-05-15T04:46:45.86 3.0 undecidable manual P -0.18 0
IV.NARO.HHZ. 2021-05-15T04:46:45.19 0.6 undecidable manual S 339 14.874 157 -0.33 48
IV.TB03.DHZ.01 2021-05-15T04:46:45.90 0.6 undecidable manual S 244 21.1677 149 -0.24 48
IV.SSFR.HHZ. 2021-05-15T04:46:45.10 0.6 undecidable manual S 117 12.1767 161 -0.22 49
IV.ATBU.EHZ. 2021-05-15T04:46:45.55 0.6 undecidable manual S 262 7.9809 168 0.48 46
IV.PIEI.HHZ. 2021-05-15T04:46:44.63 0.6 undecidable manual S 302 10.5783 164 -0.58 45
IV.FRON.EHZ. 2021-05-15T04:46:44.79 0.6 undecidable manual S 61 7.2927 169 -0.25 49
IV.CAFI.HHZ. 2021-05-15T04:46:43.43 3.0 undecidable manual P -0.2 0
IV.EL6.EHZ. 2021-05-15T04:46:42.41 0.3 undecidable manual P 115 40.5261 126 0.56 64
IV.PARC.HHZ. 2021-05-15T04:46:42.04 0.3 undecidable manual P 299 37.4292 129 0.49 66
IV.ATCC.EHE. 2021-05-15T04:46:41.65 0.3 undecidable manual P 181 33.3444 134 0.49 67
IV.TB03.DHZ.01 2021-05-15T04:46:40.13 0.3 undecidable manual P 244 21.1677 149 -0.08 74
IV.ARVD.HHZ. 2021-05-15T04:46:40.56 0.3 undecidable manual P 87 23.754 145 0.17 72
IV.APEC.HNZ. 2021-05-15T04:46:40.22 0.3 undecidable manual P 294 19.9689 150 0.09 74
IV.PE3.EHE. 2021-05-15T04:46:40.50 0.3 undecidable manual P 333 26.2515 142 -0.08 73
IV.MURB.HHZ. 2021-05-15T04:46:40.80 0.3 undecidable manual P 202 26.5512 142 0.2 72
IV.ATLO.EHZ. 2021-05-15T04:46:40.53 0.3 undecidable manual P 226 27.0507 141 -0.1 73
IV.FOSV.EHZ. 2021-05-15T04:46:40.05 0.3 undecidable manual P 156 23.0547 146 -0.29 71
IV.ATPI.EHZ. 2021-05-15T04:46:40.11 0.3 undecidable manual P 259 20.0688 150 -0.03 75
IV.SSFR.HHZ. 2021-05-15T04:46:39.26 0.3 undecidable manual P 117 12.1767 161 -0.48 69
IV.ATBU.EHZ. 2021-05-15T04:46:39.47 0.1 undecidable manual P 262 7.9809 168 -0.13 100
IV.ATPC.HNZ. 2021-05-15T04:46:39.79 0.1 undecidable manual P 268 15.2736 157 -0.09 100
IV.NARO.HHZ. 2021-05-15T04:46:39.38 0.3 undecidable manual P 339 14.874 157 -0.48 69
IV.MPAG.EHZ. 2021-05-15T04:46:39.99 0.1 undecidable manual P 30 18.3705 152 -0.05 100
IV.FRON.EHZ. 2021-05-15T04:46:39.23 0.1 undecidable manual P 61 7.2927 169 -0.35 96
IV.PIEI.HHZ. 2021-05-15T04:46:39.20 0.1 undecidable manual P 302 10.5783 164 -0.48 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHE. ML:1.3 0.0000576 0.24 AML other m 2021-05-15T04:46:45.10
IV.PIEI.HHN. ML:1.1 0.0000349 0.22 AML other m 2021-05-15T04:46:45.16
IV.SSFR.HHE. ML:1.8 0.00018099999999999998 0.2 AML other m 2021-05-15T04:46:46.33
IV.MPAG.EHE. ML:1.5 0.00007865 0.42 AML other m 2021-05-15T04:46:46.95
IV.FRON.EHE. ML:1.1 0.0000332 0.44 AML other m 2021-05-15T04:46:47.23
IV.MPAG.EHN. ML:1.2 0.000042550000000000004 0.18 AML other m 2021-05-15T04:46:47.50
IV.FRON.EHN. ML:1.3 0.0000605 0.46 AML other m 2021-05-15T04:46:47.59
IV.SSFR.HHN. ML:1.6 0.0001208 1.28 AML other m 2021-05-15T04:46:47.12
IV.MURB.HHE. ML:1.9 0.00020500000000000002 1.34 AML other m 2021-05-15T04:46:47.89
IV.MURB.HHN. ML:1.8 0.00017649999999999998 0.26 AML other m 2021-05-15T04:46:48.66
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