Earthquake (quarry blast) with magnitude of ML 0.1 on date 27-07-2018 and time 10:18:43 (Italy) in region 5 km SW Urbania (PU)

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

  • 27-07-2018 08:18:43 (UTC)
  • 27-07-2018 10:18:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6330, 12.4820 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
Urbania PU 5 7099 7099
Piobbico PU 5 2029 9128
Sant'Angelo in Vado PU 7 4133 13261
Peglio PU 7 696 13957
Apecchio PU 10 1882 15839
Lunano PU 11 1527 17366
Piandimeleto PU 12 2167 19533
Mercatello sul Metauro PU 12 1378 20911
Belforte all'Isauro PU 13 769 21680
Fermignano PU 14 8596 30276
Borgo Pace PU 15 606 30882
Acqualagna PU 15 4393 35275
Urbino PU 16 15019 50294
Cagli PU 17 8731 59025
Sassocorvaro PU 17 3504 62529
Frontino PU 17 293 62822
Sestino AR 17 1355 64177
Macerata Feltria PU 19 1990 66167

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km SW of Pesaro (94582 inhabitants)
48 Km S of Rimini (147750 inhabitants)
49 Km W of Fano (60888 inhabitants)
52 Km E of Arezzo (99543 inhabitants)
59 Km N of Perugia (166134 inhabitants)
59 Km SE of Cesena (96758 inhabitants)
75 Km SE of Forlì (117913 inhabitants)
77 Km N of Foligno (57155 inhabitants)
84 Km W of Ancona (100861 inhabitants)
87 Km SE of Faenza (58541 inhabitants)
90 Km S of Ravenna (159116 inhabitants)
99 Km E of Siena (53903 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 0.1 2018-07-27
08:18:43
43.6333 12.4822 1 2019-04-24
14:51:12
Bollettino Sismico Italiano INGV 66648501
Reviewed
Rev100
ML 0.3 2018-07-27
08:18:42
43.6445 12.5138 10 2018-07-27
08:24:40
Sala Sismica INGV-Roma 59114821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-07-27 08:18:43 ± 0
Latitude 43.6333 ± 0.0000
Longitude 12.4822 ± 0.0000
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 66648501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 100
Semi-minor axis of confidence ellipse (meter) 100
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 45
Circular confidence region, given by single value of horizontal uncertainty (meter) 100.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 4
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.17717
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 59114821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-07-27 08:24:40

ML:0.1

Field Value
Value 0.1
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 66648501
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-03-17 22:58:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GMB.BHZ. 2018-07-27T08:19:57.40 3.0 undecidable manual Pg 13.53 0
IV.NDIM.HHZ. 2018-07-27T08:19:55.25 3.0 undecidable manual Sg 7.06 0
IV.MTTG.HHZ. 2018-07-27T08:19:53.78 3.0 undecidable manual Pg 7.82 0
IV.MTCR.EHZ. 2018-07-27T08:19:49.35 3.0 undecidable manual Sg 7.64 0
IV.OVO.HHZ. 2018-07-27T08:19:48.68 3.0 undecidable manual Sn 4.43 0
IV.SARZ.HHZ. 2018-07-27T08:19:35.59 3.0 positive manual Pg 7.79 0
IV.IACL.HHZ. 2018-07-27T08:19:31.67 3.0 positive manual Pn -6.76 0
IV.EUCT.HNZ. 2018-07-27T08:19:31.34 3.0 undecidable manual Pg 4.41 0
AC.VLO.HHZ. 2018-07-27T08:19:28.25 3.0 undecidable manual Pn -3.79 0
CR.STON.BHZ. 2018-07-27T08:19:21.68 3.0 undecidable manual Sn -5.84 0
GU.GORR.HHZ. 2018-07-27T08:19:16.48 3.0 undecidable manual Pn -6.96 0
IV.MCRV.HHZ. 2018-07-27T08:19:14.19 3.0 undecidable manual Pg 6.69 0
IV.NDIM.HNZ. 2018-07-27T08:19:10.48 3.0 negative manual Pg 1.2 0
IV.RCAV.EHZ. 2018-07-27T08:19:07.01 3.0 positive manual Pg 7.7 0
IV.SBPO.HNZ. 2018-07-27T08:19:00.04 3.0 positive manual Pn -9.89 0
IV.OSSC.HHZ. 2018-07-27T08:18:55.68 3.0 positive manual Pn -7.58 0
IV.VAGA.HHZ. 2018-07-27T08:18:54.24 3.0 undecidable manual Pn -5.13 0
IV.CMPO.HNZ. 2018-07-27T08:18:49.35 3.0 positive manual Pn -9.99 0
IV.PARC.HHZ. 2018-07-27T08:18:47.13 0.3 undecidable manual P 275 19.6692 91 0 74
IV.PIEI.HHZ. 2018-07-27T08:18:45.53 0.1 undecidable manual P 159 11.6772 92 0 99
IV.PE3.EHZ. 2018-07-27T08:18:44.61 0.3 undecidable manual P 9 7.0929 94 0 75
IV.NARO.HHZ. 2018-07-27T08:18:44.86 0.1 undecidable manual P 108 8.2806 93 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHE. ML:0.2 0.00002477641 0.3456 AML other m 2018-07-27T08:18:49.04
IV.PIEI.HHN. ML:0.0 0.000015974150499999998 0.2624 AML other m 2018-07-27T08:18:49.15
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