Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.3 on date 20-07-2019 and time 05:46:48 (UTC) in region 4 km E Piobbico (PU)

A magnitude ML 0.3 earthquake occured in region: 4 km E Piobbico (PU), on

  • 20-07-2019 05:46:48 (UTC)
  • 20-07-2019 07:46:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5740, 12.5600 at 11 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 4 2029 2029
Cagli PU 8 8731 10760
Acqualagna PU 10 4393 15153
Urbania PU 11 7099 22252
Apecchio PU 11 1882 24134
Cantiano PU 12 2245 26379
Fermignano PU 13 8596 34975
Peglio PU 15 696 35671
Sant'Angelo in Vado PU 16 4133 39804
Frontone PU 16 1300 41104
Pietralunga PG 18 2111 43215
Urbino PU 18 15019 58234
Serra Sant'Abbondio PU 19 1027 59261
Mercatello sul Metauro PU 20 1378 60639
Lunano PU 20 1527 62166

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km SW of Pesaro (94582 inhabitants)
48 Km SW of Fano (60888 inhabitants)
54 Km N of Perugia (166134 inhabitants)
54 Km S of Rimini (147750 inhabitants)
56 Km E of Arezzo (99543 inhabitants)
68 Km SE of Cesena (96758 inhabitants)
70 Km N of Foligno (57155 inhabitants)
77 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
Bulletin
Rev1000 		ML 0.3 2019-07-20
05:46:48		 43.574 12.5603 11 2019-11-13
14:31:07		 Bollettino Sismico Italiano INGV 73413361
Reviewed
Rev100 		ML 0.5 2019-07-20
05:46:48		 43.5538 12.5772 11 2019-07-20
06:02:05		 Sala Sismica INGV-Roma 70729531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-20 05:46:48 ± 0.06
Latitude 43.5740 ± 0.0054
Longitude 12.5603 ± 0.0074
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73413361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 832
Semi-minor axis of confidence ellipse (meter) 140
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 319
Circular confidence region, given by single value of horizontal uncertainty (meter) 830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22213
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.5
Num. used stations 8
Type of magnitude ML
Reference to an origin 73413361
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-23 16:53:42

ML:0.5

Field Value
Value 0.5
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 70729531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-20 06:02:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CROCE.HNZ. 2019-07-20T05:48:26.86 3.0 positive manual Pn 6.43 0
AC.VLO.HHZ. 2019-07-20T05:48:17.95 3.0 undecidable manual Pn 2.78 0
IV.IFOR.HHZ. 2019-07-20T05:48:15.61 3.0 undecidable manual Sn -3.38 0
IV.MELA.HHZ. 2019-07-20T05:48:08.78 3.0 undecidable manual Sn -7.99 0
IV.IMI.HHZ. 2019-07-20T05:47:45.81 3.0 undecidable manual Sg 15.55 0
IV.MF5.EHZ. 2019-07-20T05:47:35.38 3.0 undecidable manual Sg 1.33 0
IV.VAGA.HHZ. 2019-07-20T05:47:35.87 3.0 undecidable manual Pg 11.84 0
IT.LRNO.HNZ. 2019-07-20T05:47:29.30 3.0 undecidable manual Pn 3.78 0
IV.RIBO.EHZ.01 2019-07-20T05:47:10.97 3.0 undecidable manual Sg 3.14 0
IV.ATVO.HHE. 2019-07-20T05:46:57.66 0.6 undecidable manual S 210 24.6531 50 -0.02 48
IV.ATPI.EHE. 2019-07-20T05:46:56.01 0.6 undecidable manual S 223 18.6702 120 -0.01 49
IV.MPAG.EHZ. 2019-07-20T05:46:55.60 0.6 undecidable manual S 69 17.1717 122 0.05 49
IV.ATPC.HHE. 2019-07-20T05:46:54.69 0.6 undecidable manual S 219 13.2756 129 0.23 47
IV.ATVO.HHE. 2019-07-20T05:46:53.80 0.3 undecidable manual P 210 24.6531 50 -0.02 72
IV.ATPI.EHE. 2019-07-20T05:46:52.77 0.3 undecidable manual P 223 18.6702 120 -0.1 72
IV.NARO.HHZ. 2019-07-20T05:46:52.46 0.6 undecidable manual S 22 4.3956 158 -0.09 49
IV.MPAG.EHZ. 2019-07-20T05:46:52.58 0.3 undecidable manual P 69 17.1717 122 -0.02 74
IV.ATPC.HHE. 2019-07-20T05:46:52.00 0.3 undecidable manual P 219 13.2756 129 0.03 74
IV.PIEI.HHZ. 2019-07-20T05:46:52.41 0.6 undecidable manual S 206 4.6953 156 -0.19 48
IV.PIEI.HHZ. 2019-07-20T05:46:50.91 0.1 undecidable manual P 206 4.6953 156 0.02 100
IV.NARO.HHZ. 2019-07-20T05:46:50.94 0.1 undecidable manual P 22 4.3956 158 0.07 99
IV.SBPO.HNZ. 2019-07-20T05:46:45.85 3.0 negative manual P 0.49 0
IV.NDIM.HNZ. 2019-07-20T05:46:40.84 3.0 negative manual Pn -1.48 0
IV.BRIS.HHZ. 2019-07-20T05:46:40.42 3.0 positive manual P -0.7 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NARO.HHN. ML:0.5 0.00005093739999999999 0.0608 AML other m 2019-07-20T05:46:52.56
IV.NARO.HHE. ML:0.4 0.00004681093999999999 0.0384 AML other m 2019-07-20T05:46:52.62
IV.PIEI.HHN. ML:-0.2 0.000009287601 0.0992 AML other m 2019-07-20T05:46:52.68
IV.PIEI.HHE. ML:0.0 0.00001336683 0.0608 AML other m 2019-07-20T05:46:52.76
IV.MPAG.HNN. ML:1.7 0.000406543305 0.5792 AML other m 2019-07-20T05:46:55.03
IV.MPAG.HNE. ML:1.7 0.00039797905 1.1584 AML other m 2019-07-20T05:46:55.96
IV.MPAG.EHE. ML:0.1 0.000007640353 0.1408 AML other m 2019-07-20T05:46:55.78
IV.MPAG.EHN. ML:-0.2 0.000006803750000000001 0.2016 AML other m 2019-07-20T05:46:55.79
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