Istituto Nazionale di Geofisica e Vulcanologia

Earthquake (quarry blast) with magnitude of ML 0.1 on date 25-03-2016 and time 08:04:40 (Italy) in region 5 km E Piobbico (PU)

A magnitude ML 0.1 (quarry blast) earthquake occured in region: 5 km E Piobbico (PU), on

  • 25-03-2016 07:04:40 (UTC)
  • 25-03-2016 08:04:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5820, 12.5730 at 3 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.

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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
Piobbico PU 5 2029 2029
Cagli PU 7 8731 10760
Acqualagna PU 9 4393 15153
Urbania PU 10 7099 22252
Fermignano PU 12 8596 30848
Apecchio PU 13 1882 32730
Cantiano PU 13 2245 34975
Peglio PU 14 696 35671
Frontone PU 15 1300 36971
Sant'Angelo in Vado PU 16 4133 41104
Urbino PU 17 15019 56123
Serra Sant'Abbondio PU 19 1027 57150
Pietralunga PG 19 2111 59261
Lunano PU 20 1527 60788

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km SW of Pesaro (94582 inhabitants)
46 Km SW of Fano (60888 inhabitants)
53 Km S of Rimini (147750 inhabitants)
55 Km N of Perugia (166134 inhabitants)
57 Km E of Arezzo (99543 inhabitants)
67 Km SE of Cesena (96758 inhabitants)
70 Km N of Foligno (57155 inhabitants)
76 Km W of Ancona (100861 inhabitants)
83 Km SE of Forlì (117913 inhabitants)
96 Km SE of Faenza (58541 inhabitants)
98 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
Reviewed
Rev100 		ML 0.1 2016-03-25
07:04:40		 43.5823 12.573 3 2016-03-25
07:21:58		 Sala Sismica INGV-Roma 23966151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-03-25 07:04:40 ± 0.12
Latitude 43.5823 ± 0.0036
Longitude 12.5730 ± 0.0050
Depth (km) 3 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type quarry blast
Origin ID 23966151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 447
Semi-minor axis of confidence ellipse (meter) 263
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 110
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.02878
Epicentral distance of station farthest from the epicenter (degree) 0.23382
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.1

Field Value
Value 0.1
Uncertainty 0.2
Num. used stations 1
Type of magnitude ML
Reference to an origin 23966151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-03-25 07:21:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATVO.HHZ. 2016-03-25T07:04:49.68 0.6 undecidable manual S 211 25.9518 97 0.46 44
IV.ATPI.EHZ. 2016-03-25T07:04:47.53 0.6 undecidable manual S 223 20.0688 99 0.34 46
IV.ATVO.HHZ. 2016-03-25T07:04:45.31 0.1 undecidable manual P 211 25.9518 97 -0.08 95
IV.PE3.EHZ. 2016-03-25T07:04:45.28 0.6 undecidable manual S 334 13.9749 102 0.15 48
IV.ATPI.EHZ. 2016-03-25T07:04:44.16 0.3 undecidable manual P 223 20.0688 99 -0.06 73
IV.APEC.HHE. 2016-03-25T07:04:44.54 0.6 undecidable manual S 258 12.5763 104 -0.11 48
IV.SSFR.HHE. 2016-03-25T07:04:44.76 0.1 undecidable manual P 134 23.3544 97 -0.12 95
IV.PE3.EHZ. 2016-03-25T07:04:43.11 1.0 undecidable manual P 334 13.9749 102 0.08 24
IV.FRON.EHZ. 2016-03-25T07:04:43.23 0.1 undecidable manual P 120 14.1747 102 0.16 96
IV.PIEI.HHZ. 2016-03-25T07:04:42.49 0.6 undecidable manual S 211 5.994 117 -0.01 50
IV.APEC.HHE. 2016-03-25T07:04:42.32 1.0 undecidable manual P 258 12.5763 104 -0.43 23
IV.PIEI.HHZ. 2016-03-25T07:04:41.25 0.1 positive manual P 211 5.994 117 -0.26 95
IV.NARO.HHZ. 2016-03-25T07:04:41.77 0.3 undecidable manual S 11 3.1968 134 0.08 74
IV.NARO.HHZ. 2016-03-25T07:04:41.01 0.1 undecidable manual P 11 3.1968 134 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PE3.EHN. ML:0.2 0.000018849999999999997 0.08 AML other m 2016-03-25T07:04:45.93
IV.PE3.EHE. ML:-0.1 0.00001141 0.08 AML other m 2016-03-25T07:05:19.07
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