Istituto Nazionale di Geofisica e Vulcanologia

Earthquake (quarry blast) with magnitude of ML 1.0 on date 29-05-2020 and time 15:16:08 (UTC) in region 4 km E Genga (AN)

A magnitude ML 1.0 (quarry blast) earthquake occured in region: 4 km E Genga (AN), on

  • 29-05-2020 15:16:08 (UTC)
  • 29-05-2020 17:16:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4200, 12.9800 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.

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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 4 2850 4647
Mergo AN 8 1037 5684
Poggio San Vicino MC 10 246 5930
Arcevia AN 10 4612 10542
Sassoferrato AN 10 7285 17827
Rosora AN 10 1985 19812
Fabriano AN 11 31480 51292
Cerreto d'Esi AN 11 3817 55109
Cupramontana AN 11 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
Serra de' Conti AN 15 3746 78359
Monte Roberto AN 15 3061 81420
Castelbellino AN 16 4947 86367
San Paolo di Jesi AN 16 933 87300
Staffolo AN 17 2253 89553
Matelica MC 18 9981 99534
Barbara AN 18 1368 100902
Serra Sant'Abbondio PU 19 1027 101929
Esanatoglia MC 19 2034 103963
Pergola PU 20 6333 110296
Cingoli MC 20 10352 120648

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 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
Bulletin
Rev1000 		ML 1.0 2020-05-29
15:16:08		 43.4203 12.9795 1 2020-11-19
12:37:05		 Bollettino Sismico Italiano INGV 84057871
Reviewed
Rev100 		ML 1.0 2020-05-29
15:16:08		 43.4415 12.9968 6 2020-05-29
15:22:58		 Sala Sismica INGV-Roma 79691021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-29 15:16:08 ± 0.13
Latitude 43.4203 ± 0.0081
Longitude 12.9795 ± 0.0136
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 84057871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1180
Semi-minor axis of confidence ellipse (meter) 800
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 236
Circular confidence region, given by single value of horizontal uncertainty (meter) 1180.0
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 29
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39120
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 79691021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-29 15:22:58

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 84057871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-23 14:09:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TDS.HHZ. 2020-05-29T15:17:36.75 3.0 undecidable manual Sg 11.42 0
MN.CLTB.HHZ. 2020-05-29T15:17:28.56 3.0 positive manual Pg 21.24 0
IV.VARE.HHZ. 2020-05-29T15:17:22.89 3.0 undecidable manual Pg 19.76 0
IV.NDIM.HHZ. 2020-05-29T15:17:18.60 3.0 undecidable manual Sn 3.56 0
IV.SBPO.HNZ. 2020-05-29T15:17:18.60 3.0 undecidable manual Sn 1.08 0
IV.CAGR.HHZ. 2020-05-29T15:17:15.03 3.0 undecidable manual Pg 8.68 0
MN.KEK.HHZ. 2020-05-29T15:17:13.09 3.0 positive manual Pn 4.52 0
IV.MSRU.HHZ. 2020-05-29T15:17:12.80 3.0 negative manual Pg 13.53 0
IV.RIBO.EHZ.01 2020-05-29T15:17:02.82 3.0 undecidable manual Sg 9.94 0
IV.ERC.EHZ. 2020-05-29T15:17:00.57 3.0 undecidable manual Pn -1.7 0
IV.CAR1.HHZ. 2020-05-29T15:16:59.69 3.0 negative manual Pg 10.84 0
OX.CIMO.HHZ. 2020-05-29T15:16:59.25 3.0 positive manual Pg 12.12 0
IV.CSNT.HHZ. 2020-05-29T15:16:50.93 3.0 undecidable manual Sn -0.21 0
IV.MRVN.HHZ. 2020-05-29T15:16:34.65 3.0 undecidable manual Pg 6.8 0
IV.VIVA.HHZ. 2020-05-29T15:16:32.08 3.0 undecidable manual S -0.4 0
IV.VENT.EHZ. 2020-05-29T15:16:29.38 3.0 negative manual Pg 5.93 0
IV.RIBO.EHZ.01 2020-05-29T15:16:23.87 3.0 negative manual Pn -2.35 0
IV.RCAV.EHZ. 2020-05-29T15:16:20.19 3.0 undecidable manual Pg 7.63 0
IV.FDMO.HHZ. 2020-05-29T15:16:16.43 0.3 undecidable manual P 168 43.4232 91 -0.69 59
IV.PIEI.HHZ. 2020-05-29T15:16:15.72 0.3 undecidable manual P 290 38.0286 91 -0.31 67
IV.ROSPO.HHZ. 2020-05-29T15:16:14.06 3.0 undecidable manual Sn -5.16 0
IV.FRON.EHZ. 2020-05-29T15:16:13.29 0.3 undecidable manual P 298 23.1546 91 0.25 70
IV.SNTG.HHZ. 2020-05-29T15:16:12.60 0.3 undecidable manual P 190 18.5703 92 0.46 67
IV.CING.HNE. 2020-05-29T15:16:12.12 0.3 undecidable manual P 106 18.0708 92 0.08 73
IV.EL6.EHZ. 2020-05-29T15:16:11.34 0.1 undecidable manual P 136 14.0748 92 0.1 97
IV.ARVD.HHZ. 2020-05-29T15:16:10.27 0.1 undecidable manual P 341 9.1797 93 0.02 99
IV.VVLD.HHZ. 2020-05-29T15:16:08.89 3.0 positive manual P 0.19 0
IV.MMUR.HNZ. 2020-05-29T15:16:08.93 0.1 undecidable manual P 31 2.7972 100 -0.05 100
IV.LPEL.HHZ. 2020-05-29T15:16:05.47 3.0 positive manual P -0.16 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EL6.EHE. ML:1.2 0.000184 1.24 AML other m 2020-05-29T15:16:16.79
IV.EL6.EHN. ML:1.0 0.00013205 0.82 AML other m 2020-05-29T15:16:18.58
IV.SNTG.HHE. ML:0.8 0.00005305 0.94 AML other m 2020-05-29T15:16:21.07
IV.SNTG.HHN. ML:0.9 0.00006955 0.98 AML other m 2020-05-29T15:16:23.90
IV.FRON.EHE. ML:0.8 0.0000432 0.8 AML other m 2020-05-29T15:16:24.42
IV.FDMO.HHN. ML:1.0 0.0000285 0.42 AML other m 2020-05-29T15:16:24.86
IV.FDMO.HHE. ML:0.9 0.0000242 0.44 AML other m 2020-05-29T15:16:26.14
IV.FRON.EHN. ML:1.0 0.00006515 0.42 AML other m 2020-05-29T15:16:28.20
IV.APEC.HHN. ML:1.6 0.00012135 0.48 AML other m 2020-05-29T15:16:31.48
IV.APEC.HHE. ML:1.8 0.00017549999999999998 0.34 AML other m 2020-05-29T15:16:31.45
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