Istituto Nazionale di Geofisica e Vulcanologia

Earthquake (quarry blast) with magnitude of Md 1.5 on date 28-04-2016 and time 12:07:28 (Italy) in region 4 km E Genga (AN)

A magnitude Md 1.5 (quarry blast) earthquake occured in region: 4 km E Genga (AN), on

  • 28-04-2016 10:07:28 (UTC)
  • 28-04-2016 12:07:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.42, 12.98 at 0 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
Genga AN 4 1797 1797
Serra San Quirico AN 5 2850 4647
Mergo AN 8 1037 5684
Poggio San Vicino MC 10 246 5930
Sassoferrato AN 10 7285 13215
Arcevia AN 10 4612 17827
Rosora AN 11 1985 19812
Fabriano AN 11 31480 51292
Cerreto d'Esi AN 11 3817 55109
Cupramontana AN 12 4756 59865
Castelplanio AN 12 3540 63405
Apiro MC 13 2280 65685
Poggio San Marcello AN 13 693 66378
Maiolati Spontini AN 13 6248 72626
Montecarotto AN 14 1987 74613
Monte Roberto AN 15 3061 77674
Serra de' Conti AN 15 3746 81420
Castelbellino AN 16 4947 86367
San Paolo di Jesi AN 17 933 87300
Staffolo AN 17 2253 89553
Matelica MC 18 9981 99534
Esanatoglia MC 19 2034 101568
Serra Sant'Abbondio PU 19 1027 102595
Barbara AN 19 1368 103963
Pergola PU 20 6333 110296
Cingoli MC 20 10352 120648

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km S of Fano (60888 inhabitants)
49 Km W of Ancona (100861 inhabitants)
55 Km S of Pesaro (94582 inhabitants)
56 Km NE of Foligno (57155 inhabitants)
59 Km NE of Perugia (166134 inhabitants)
79 Km SE of Rimini (147750 inhabitants)
89 Km E of Arezzo (99543 inhabitants)
99 Km N of Terni (111501 inhabitants)
99 Km SE of Cesena (96758 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
Rev 100 Md 1.5 2016-04-28
10:07:28		 43.42 12.98 0 2016-04-28
10:29:48		 Sala Sismica INGV-Roma 24688681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-04-28 10:07:28 ± 0.15
Latitude 43.42 ± 0.01
Longitude 12.98 ± 0.02
Depth (km) 0 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type quarry blast
Origin ID 24688681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1380
Semi-minor axis of confidence ellipse (meter) 840
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 246
Circular confidence region, given by single value of horizontal uncertainty (meter) 1380
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 3.30051
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 8
Magnitude information

Md:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 4
Type of magnitude Md
Reference to an origin 24688681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-04-28 10:29:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.EUCT.HNZ. 2016-04-28T10:09:05.99 3.0 undecidable manual Sn 3.3005 1.82 0
ST.DOSS.HHZ. 2016-04-28T10:08:56.99 3.0 undecidable manual Sg 5.28 0
SI.LUSI.HHZ. 2016-04-28T10:08:56.99 3.0 undecidable manual Sg 1.25 0
IV.APPI.EHZ. 2016-04-28T10:08:56.99 3.0 undecidable manual Sn -7.81 0
SI.KOSI.HHZ. 2016-04-28T10:08:56.99 3.0 undecidable manual Sn -6.21 0
ST.GAGG.HHZ. 2016-04-28T10:08:54.99 3.0 undecidable manual Sn -2.9 0
IV.LEOD.HNZ. 2016-04-28T10:08:53.99 3.0 undecidable manual Sn -0.23 0
MN.PDG.HHZ. 2016-04-28T10:08:50.65 3.0 undecidable manual Pg 8.67 0
IV.TDS.HHZ. 2016-04-28T10:08:48.61 3.0 undecidable manual Pg 9.25 0
IV.SBPO.HNZ. 2016-04-28T10:08:40.99 3.0 undecidable manual Sg 2.78 0
IV.EUCT.HNZ. 2016-04-28T10:08:31.84 3.0 undecidable manual Pg 3.3005 9.18 0
IV.LAV9.HHZ. 2016-04-28T10:08:22.99 3.0 undecidable manual Sn -3.99 0
GU.CANO.HHZ. 2016-04-28T10:08:22.92 3.0 undecidable manual Pn -3.03 0
IV.OSSC.HHZ. 2016-04-28T10:07:50.37 3.0 positive manual Pn -4.62 0
IV.LMD.HHZ. 2016-04-28T10:07:49.03 3.0 undecidable manual P -4.07 0
IV.NARO.HHZ. 2016-04-28T10:07:44.99 3.0 undecidable manual S 0.3597 0.18 0
IV.FDMO.HHZ. 2016-04-28T10:07:43.19 3.0 undecidable manual S 168 0.3885 90 0.08 0
IV.PIEI.HHZ. 2016-04-28T10:07:41.55 3.0 undecidable manual S 290 0.3417 90 0.25 0
IV.FSSB.HHZ. 2016-04-28T10:07:40.94 3.0 undecidable manual S 332 0.3112 90 0.81 0
IV.FRON.EHZ. 2016-04-28T10:07:37.19 3.0 undecidable manual S 299 0.2086 90 1.03 0
IV.FDMO.HHZ. 2016-04-28T10:07:36.07 0.6 undecidable manual P 168 0.3885 90 -0.71 39
IV.SNTG.HHZ. 2016-04-28T10:07:35.61 3.0 undecidable manual S 189 0.1646 90 1.14 0
IV.PIEI.HHZ. 2016-04-28T10:07:35.36 0.3 undecidable manual P 290 0.3417 90 -0.38 66
IV.FSSB.HHZ. 2016-04-28T10:07:35.39 0.3 undecidable manual P 332 0.3112 90 0.33 67
IV.FOSV.EHZ. 2016-04-28T10:07:35.08 3.0 undecidable manual P 0.51 0
IV.EL6.EHZ. 2016-04-28T10:07:34.75 3.0 undecidable manual S 134 0.1259 90 1.76 0
IV.NARO.HHZ. 2016-04-28T10:07:33.59 3.0 positive manual P 0.3597 -4.19 0
IV.SNTG.HHZ. 2016-04-28T10:07:32.28 0.3 undecidable manual P 189 0.1646 90 0.49 67
IV.FRON.EHZ. 2016-04-28T10:07:32.81 0.3 undecidable manual P 299 0.2086 90 0.04 73
IV.ARVD.HHZ. 2016-04-28T10:07:31.54 3.0 undecidable manual S 342 0.0845 91 0.14 0
IV.EL6.EHZ. 2016-04-28T10:07:30.96 0.3 undecidable manual P 134 0.1259 90 0.03 74
IV.PP3.EHZ. 2016-04-28T10:07:30.53 3.0 positive manual P -9.13 0
IV.ARVD.HHZ. 2016-04-28T10:07:29.99 0.1 undecidable manual P 342 0.0845 91 -0.03 100
IV.MMUR.HNZ. 2016-04-28T10:07:28.72 0.3 negative manual P 30 0.0288 92 -0.05 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHZ. Md:1.2 10 END duration s
IV.EL6.EHZ. Md:1.7 18 END duration s
IV.SNTG.HHZ. Md:1.4 13 END duration s
IV.FRON.EHZ. Md:1.6 15 END duration s
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download