Earthquake (quarry blast) with magnitude of ML 0.8 on date 14-09-2018 and time 11:30:19 (Italy) in region 4 km SE Genga (AN)

A magnitude ML 0.8 (quarry blast) earthquake occured in region: 4 km SE Genga (AN), on

  • 14-09-2018 09:30:19 (UTC)
  • 14-09-2018 11:30:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.41, 12.97 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
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
Fabriano AN 10 31480 49307
Cerreto d'Esi AN 10 3817 53124
Rosora AN 11 1985 55109
Cupramontana AN 12 4756 59865
Castelplanio AN 13 3540 63405
Apiro MC 13 2280 65685
Maiolati Spontini AN 14 6248 71933
Poggio San Marcello AN 14 693 72626
Montecarotto AN 15 1987 74613
Serra de' Conti AN 15 3746 78359
Monte Roberto AN 15 3061 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 18 2034 101568
Serra Sant'Abbondio PU 19 1027 102595
Barbara AN 19 1368 103963
Pergola PU 20 6333 110296

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km S of Fano (60888 inhabitants)
50 Km W of Ancona (100861 inhabitants)
55 Km NE of Foligno (57155 inhabitants)
56 Km S of Pesaro (94582 inhabitants)
58 Km NE of Perugia (166134 inhabitants)
79 Km SE of Rimini (147750 inhabitants)
88 Km E of Arezzo (99543 inhabitants)
98 Km N of Terni (111501 inhabitants)
100 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 1000 ML 0.8 2018-09-14
09:30:19
43.41 12.97 1 2019-06-04
09:16:14
Bollettino Sismico Italiano INGV 68125871
Rev 100 ML 1.0 2018-09-14
09:30:19
43.45 13.02 8 2018-09-14
11:21:28
Sala Sismica INGV-Roma 60945471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-14 09:30:19 ± 0.16
Latitude 43.41 ± 0.01
Longitude 12.97 ± 0.02
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 68125871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1410
Semi-minor axis of confidence ellipse (meter) 980
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 240
Circular confidence region, given by single value of horizontal uncertainty (meter) 1410
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.03327
Epicentral distance of station farthest from the epicenter (degree) 0.38581
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1

Field Value
Value 1
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 60945471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-14 11:21:28

ML:0.8

Field Value
Value 0.8
Uncertainty 0
Num. used stations 4
Type of magnitude ML
Reference to an origin 68125871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-30 15:19:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2018-09-14T09:30:28.07 0.1 undecidable manual P 168 0.3858 91 -0.5 85
IV.PIEI.HHZ. 2018-09-14T09:30:27.05 0.1 undecidable manual P 291 0.3408 91 -0.52 85
IV.MPAG.HNN. 2018-09-14T09:30:25.84 0.6 undecidable manual P 324 0.2653 91 -0.06 48
IV.SSFR.HNE. 2018-09-14T09:30:23.60 0.1 undecidable manual P 279 0.1403 92 0.48 90
IV.EL6.EHZ. 2018-09-14T09:30:23.04 0.1 undecidable manual P 132 0.1259 92 0.25 94
IV.SNTG.HNN. 2018-09-14T09:30:23.98 0.6 undecidable manual P 189 0.1601 92 0.42 45
IV.ARVD.HHZ. 2018-09-14T09:30:22.04 0.1 undecidable manual P 345 0.0872 93 0.1 98
IV.MMUR.HNZ. 2018-09-14T09:30:20.67 0.1 undecidable manual P 32 0.0333 98 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMUR.HNE. ML:0 0.0159 1.08 AML other m 2018-09-14T09:30:21.06
IV.MMUR.HNN. ML:0 0.01435 0.26 AML other m 2018-09-14T09:30:21.02
IV.ARVD.HHE. ML:0 0.0001435 0.24 AML other m 2018-09-14T09:30:24.54
IV.ARVD.HHN. ML:0 0.00015 1.4 AML other m 2018-09-14T09:30:25.76
IV.PIEI.HHN. ML:0.7 1.86E-5 0.1 AML other m 2018-09-14T09:30:34.18
IV.PIEI.HHE. ML:0.8 2.72E-5 0.26 AML other m 2018-09-14T09:30:34.21
IV.FDMO.HHN. ML:0.8 1.87E-5 0.26 AML other m 2018-09-14T09:30:35.44
IV.FDMO.HHE. ML:0.8 1.985E-5 0.6 AML other m 2018-09-14T09:30:36.33
IV.MNTP.HNE. ML:2.3 0.000513 0.58 AML other m 2018-09-14T09:30:39.70
IV.MNTP.HNN. ML:2.3 0.0005095 1.44 AML other m 2018-09-14T09:30:39.01
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