Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 29-04-2023 and time 22:35:05 (Italy) in region 4 km W Cantiano (PU)

A magnitude ML 0.6 earthquake occured in region: 4 km W Cantiano (PU), on

  • 29-04-2023 20:35:05 (UTC)
  • 29-04-2023 22:35:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4700, 12.5770 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.

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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 4 2245 2245
Scheggia e Pascelupo PG 10 1393 3638
Cagli PU 10 8731 12369
Pietralunga PG 12 2111 14480
Gubbio PG 13 32216 46696
Frontone PU 14 1300 47996
Piobbico PU 14 2029 50025
Serra Sant'Abbondio PU 16 1027 51052
Apecchio PU 16 1882 52934
Costacciaro PG 16 1216 54150
Acqualagna PU 18 4393 58543

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km NE of Perugia (166134 inhabitants)
55 Km SW of Fano (60888 inhabitants)
56 Km SW of Pesaro (94582 inhabitants)
56 Km E of Arezzo (99543 inhabitants)
58 Km N of Foligno (57155 inhabitants)
66 Km S of Rimini (147750 inhabitants)
78 Km W of Ancona (100861 inhabitants)
79 Km SE of Cesena (96758 inhabitants)
94 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 0.6 2023-04-29
20:35:05		 43.47 12.577 11 2024-03-01
17:18:13		 Bollettino Sismico Italiano INGV 119422081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-29 20:35:05 ± 0.02
Latitude 43.4700 ± 0.0018
Longitude 12.5770 ± 0.0025
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 119422081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 177
Semi-minor axis of confidence ellipse (meter) 70
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 313
Circular confidence region, given by single value of horizontal uncertainty (meter) 180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 126
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.07
Epicentral distance of station closest to the epicenter (degree) 0.11781
Epicentral distance of station farthest from the epicenter (degree) 0.21044
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 119422081
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-07-20 12:53:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPAG.EHZ. 2023-04-29T20:35:13.90 0.3 undecidable manual S 40 22.9548 50 0.04 74
IV.MURB.HHZ. 2023-04-29T20:35:13.98 0.3 undecidable manual S 190 23.3544 50 0.01 74
IV.ATVO.HHZ. 2023-04-29T20:35:12.03 0.3 undecidable manual S 235 16.872 122 -0.03 75
IV.SSFR.HHZ. 2023-04-29T20:35:12.00 0.1 undecidable manual S 103 16.9719 122 -0.1 98
IV.FRON.EHZ. 2023-04-29T20:35:11.07 0.1 undecidable manual S 66 13.0758 129 0.06 99
IV.NARO.HHZ. 2023-04-29T20:35:11.74 0.1 undecidable manual S 1 15.6732 124 0.03 100
IV.MPAG.EHZ. 2023-04-29T20:35:10.07 0.1 positive manual P 40 22.9548 50 -0.12 97
IV.MURB.HHZ. 2023-04-29T20:35:10.33 0.3 undecidable manual P 190 23.3544 50 0.08 73
IV.SSFR.HHZ. 2023-04-29T20:35:09.23 0.3 undecidable manual P 103 16.9719 122 0.06 74
IV.ATVO.HHZ. 2023-04-29T20:35:09.14 0.1 undecidable manual P 235 16.872 122 -0.01 100
IV.FRON.EHZ. 2023-04-29T20:35:08.58 0.1 positive manual P 66 13.0758 129 0.04 100
IV.NARO.HHZ. 2023-04-29T20:35:08.90 0.1 positive manual P 1 15.6732 124 -0.05 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FRON.EHE. ML:0.4 0.0000258 0.42 AML other m 2023-04-29T20:35:11.30
IV.FRON.EHN. ML:0.7 0.000047600000000000005 0.28 AML other m 2023-04-29T20:35:11.15
IV.NARO.HHE. ML:0.3 0.0000206 0.06 AML other m 2023-04-29T20:35:11.79
IV.NARO.HHN. ML:0.3 0.00002135 1.3 AML other m 2023-04-29T20:35:11.89
IV.SSFR.HHN. ML:0.7 0.0000448 0.86 AML other m 2023-04-29T20:35:12.26
IV.SSFR.HHE. ML:0.7 0.000041750000000000005 1.5 AML other m 2023-04-29T20:35:12.04
IV.MURB.HHN. ML:0.6 0.0000235 0.42 AML other m 2023-04-29T20:35:14.31
IV.MURB.HHE. ML:0.6 0.00002525 0.7 AML other m 2023-04-29T20:35:14.77
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