Earthquake (quarry blast) with magnitude of ML 0.4 on date 05-05-2023 and time 08:19:01 (Italy) in region 2 km E Piobbico (PU)

A magnitude ML 0.4 (quarry blast) earthquake occured in region: 2 km E Piobbico (PU), on

  • 05-05-2023 06:19:01 (UTC)
  • 05-05-2023 08:19:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5860, 12.5420 at 4 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Urbania PU 9 7099 9128
Cagli PU 10 8731 17859
Apecchio PU 10 1882 19741
Acqualagna PU 11 4393 24134
Peglio PU 13 696 24830
Fermignano PU 13 8596 33426
Sant'Angelo in Vado PU 14 4133 37559
Cantiano PU 14 2245 39804
Urbino PU 17 15019 54823
Mercatello sul Metauro PU 18 1378 56201
Frontone PU 18 1300 57501
Lunano PU 18 1527 59028
Pietralunga PG 18 2111 61139
Piandimeleto PU 19 2167 63306
Belforte all'Isauro PU 20 769 64075

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km SW of Pesaro (94582 inhabitants)
48 Km SW of Fano (60888 inhabitants)
53 Km S of Rimini (147750 inhabitants)
55 Km N of Perugia (166134 inhabitants)
55 Km E of Arezzo (99543 inhabitants)
66 Km SE of Cesena (96758 inhabitants)
71 Km N of Foligno (57155 inhabitants)
79 Km W of Ancona (100861 inhabitants)
81 Km SE of Forlì (117913 inhabitants)
94 Km SE of Faenza (58541 inhabitants)
97 Km S 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
Reviewed
Rev100
ML 0.4 2023-05-05
06:19:01
43.5862 12.5418 4 2023-05-05
06:28:42
Sala Sismica INGV-Roma 117040381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-05 06:19:01 ± 0.17
Latitude 43.5862 ± 0.0054
Longitude 12.5418 ± 0.0062
Depth (km) 4 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type quarry blast
Origin ID 117040381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 622
Semi-minor axis of confidence ellipse (meter) 229
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 137
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 158
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22933
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.0
Num. used stations 1
Type of magnitude ML
Reference to an origin 117040381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-05 06:28:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2023-05-05T06:19:20.06 3.0 negative manual P 1.61 0
IV.SSFR.HHZ. 2023-05-05T06:19:10.33 0.6 undecidable manual S 131 25.4523 98 0.01 49
IV.MPAG.EHZ. 2023-05-05T06:19:08.41 0.6 undecidable manual S 75 18.0708 102 0.62 43
IV.FRON.EHZ. 2023-05-05T06:19:07.42 0.6 undecidable manual S 117 16.5723 103 0.14 48
IV.BADI.EHZ. 2023-05-05T06:19:06.65 0.3 undecidable manual P 251 25.3524 98 0.14 72
IV.SSFR.HHZ. 2023-05-05T06:19:06.18 0.3 positive manual P 131 25.4523 98 -0.36 68
IV.PESA.HHZ. 2023-05-05T06:19:06.16 3.0 undecidable manual P 0
IV.ATVO.HHZ. 2023-05-05T06:19:06.64 0.6 negative manual P 206 25.1526 98 0.18 47
IV.MPAG.EHZ. 2023-05-05T06:19:04.91 1.0 positive manual P 75 18.0708 102 -0.17 24
IV.FRON.EHZ. 2023-05-05T06:19:04.57 0.6 undecidable manual P 117 16.5723 103 -0.22 48
IV.NARO.HHZ. 2023-05-05T06:19:03.23 0.3 undecidable manual S 49 4.0959 132 -0.07 75
IV.PIEI.HHZ. 2023-05-05T06:19:03.83 0.3 undecidable manual S 186 5.5944 123 0.12 74
IV.PIEI.HHZ. 2023-05-05T06:19:02.64 0.1 undecidable manual P 186 5.5944 123 -0.08 100
IV.SFI.EHZ. 2023-05-05T06:19:02.85 3.0 undecidable manual P -0.18 0
IV.NARO.HHZ. 2023-05-05T06:19:02.40 0.1 undecidable manual P 49 4.0959 132 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NARO.HHN. ML:0.0 0.0001751948 0.08 AML other m 2023-05-05T06:19:03.48
IV.PIEI.HNE. ML:0.0 0.00009720992000000001 0.0704 AML other m 2023-05-05T06:19:04.21
IV.FRON.EHN. ML:0.4 0.000027153236999999997 0.7776 AML other m 2023-05-05T06:19:11.26
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