Earthquake (quarry blast) with magnitude of ML 0.5 on date 06-04-2023 and time 08:07:27 (Italy) in region 3 km E Piobbico (PU)

A magnitude ML 0.5 (quarry blast) earthquake occured in region: 3 km E Piobbico (PU), on

  • 06-04-2023 06:07:27 (UTC)
  • 06-04-2023 08:07:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5810, 12.5500 at 0 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Event type: quarry blast.

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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Piobbico PU 3 2029 2029
Cagli PU 9 8731 10760
Urbania PU 10 7099 17859
Acqualagna PU 11 4393 22252
Apecchio PU 11 1882 24134
Fermignano PU 13 8596 32730
Cantiano PU 13 2245 34975
Peglio PU 14 696 35671
Sant'Angelo in Vado PU 14 4133 39804
Frontone PU 17 1300 41104
Urbino PU 18 15019 56123
Pietralunga PG 18 2111 58234
Mercatello sul Metauro PU 19 1378 59612
Lunano PU 19 1527 61139
Piandimeleto PU 19 2167 63306

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km SW of Pesaro (94582 inhabitants)
48 Km SW of Fano (60888 inhabitants)
54 Km S of Rimini (147750 inhabitants)
54 Km N of Perugia (166134 inhabitants)
55 Km E of Arezzo (99543 inhabitants)
67 Km SE of Cesena (96758 inhabitants)
71 Km N of Foligno (57155 inhabitants)
78 Km W of Ancona (100861 inhabitants)
82 Km SE of Forlì (117913 inhabitants)
95 Km SE of Faenza (58541 inhabitants)
97 Km SE 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 0.5 2023-04-06
06:07:27
43.5812 12.5497 1 2024-03-01
17:18:19
Bollettino Sismico Italiano INGV 124579871
Reviewed
Rev100
ML 0.6 2023-04-06
06:07:27
43.6117 12.5768 6 2023-04-06
14:50:30
Sala Sismica INGV-Roma 116118621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-06 06:07:27 ± 0.14
Latitude 43.5812 ± 0.0081
Longitude 12.5497 ± 0.0112
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 124579871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1020
Semi-minor axis of confidence ellipse (meter) 770
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 314
Circular confidence region, given by single value of horizontal uncertainty (meter) 1020.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.23472
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 124579871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-11 13:44:53

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 116118621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-06 14:50:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PAOL.HHZ. 2023-04-06T06:09:08.02 3.0 undecidable manual Sg 10.43 0
1J.FX13.HHZ. 2023-04-06T06:09:03.95 3.0 negative manual Pg 9.73 0
IV.SPS2.HHZ. 2023-04-06T06:08:58.18 3.0 negative manual Pg 16.190001 0
IV.IFOR.HHZ. 2023-04-06T06:08:48.62 3.0 undecidable manual Sn -8.52 0
IV.SALB.HHZ. 2023-04-06T06:08:42.57 3.0 negative manual Pg 6.86 0
IV.NOCI.HHZ. 2023-04-06T06:08:35.23 3.0 negative manual Pn 2.97 0
MN.TRI.HHZ. 2023-04-06T06:08:26.79 3.0 undecidable manual Sn 2.37 0
IV.SARZ.HHZ. 2023-04-06T06:08:14.78 3.0 undecidable manual Sg -1.38 0
IV.ARRO.EHZ. 2023-04-06T06:08:03.76 3.0 undecidable manual Sg -3.93 0
IV.RCAV.EHZ. 2023-04-06T06:07:51.48 3.0 undecidable manual Pg -1.81 0
IV.SSFR.HHZ. 2023-04-06T06:07:32.13 0.1 undecidable manual P 131 24.6531 91 -0.46 88
IV.ATVO.HHN. 2023-04-06T06:07:32.30 0.3 undecidable manual P 208 24.8529 91 -0.33 68
IV.PARC.HHZ. 2023-04-06T06:07:32.62 0.3 undecidable manual P 287 26.0517 91 -0.25 69
IV.ATSC.EHZ. 2023-04-06T06:07:31.63 0.3 undecidable manual P 148 20.5683 91 -0.15 71
IV.MPAG.EHZ. 2023-04-06T06:07:31.67 0.3 undecidable manual P 72 17.6712 92 0.48 67
IV.IMOL.HNZ. 2023-04-06T06:07:30.12 3.0 undecidable manual S 0.47 0
IV.FRON.EHZ. 2023-04-06T06:07:30.80 0.3 undecidable manual P 116 15.7731 92 -0.01 74
IV.ATBU.EHE. 2023-04-06T06:07:30.30 0.1 undecidable manual P 181 11.6772 92 0.31 93
IV.ATPC.HNE. 2023-04-06T06:07:30.68 0.1 undecidable manual P 214 13.3755 92 0.35 92
IV.NARO.HHZ. 2023-04-06T06:07:28.45 0.1 undecidable manual P 37 4.0959 97 -0.03 100
IV.RIBO.EHZ.01 2023-04-06T06:07:28.02 3.0 undecidable manual P -7 0
IV.PIEI.HHZ. 2023-04-06T06:07:28.71 0.1 undecidable manual P 193 5.1948 96 0.02 100
IV.IMOL.HNZ. 2023-04-06T06:07:21.80 3.0 undecidable manual P -0.49 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSFR.HHN. ML:0.4 0.0000140895285 0.6208 AML other m 2023-04-06T06:07:36.23
IV.SSFR.HHE. ML:0.6 0.000022970115 0.1216 AML other m 2023-04-06T06:07:36.85
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