Earthquake (quarry blast) with magnitude of ML 0.9 on date 04-11-2020 and time 16:07:44 (UTC) in region 1 km E Serra San Quirico (AN)

A magnitude ML 0.9 (quarry blast) earthquake occured in region: 1 km E Serra San Quirico (AN), on

  • 04-11-2020 16:07:44 (UTC)
  • 04-11-2020 17:07:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.44, 13.03 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
Serra San Quirico AN 1 2850 2850
Mergo AN 3 1037 3887
Rosora AN 6 1985 5872
Cupramontana AN 7 4756 10628
Castelplanio AN 7 3540 14168
Genga AN 8 1797 15965
Maiolati Spontini AN 8 6248 22213
Poggio San Vicino MC 9 246 22459
Poggio San Marcello AN 9 693 23152
Arcevia AN 10 4612 27764
Montecarotto AN 10 1987 29751
Monte Roberto AN 10 3061 32812
Apiro MC 10 2280 35092
Castelbellino AN 11 4947 40039
Serra de' Conti AN 11 3746 43785
San Paolo di Jesi AN 12 933 44718
Staffolo AN 13 2253 46971
Sassoferrato AN 14 7285 54256
Cerreto d'Esi AN 14 3817 58073
Barbara AN 15 1368 59441
Fabriano AN 16 31480 90921
Cingoli MC 17 10352 101273
Ostra Vetere AN 18 3311 104584
Castelleone di Suasa AN 19 1676 106260
Belvedere Ostrense AN 19 2234 108494
San Lorenzo in Campo PU 19 3414 111908
Jesi AN 20 40399 152307

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Ancona (100861 inhabitants)
45 Km S of Fano (60888 inhabitants)
53 Km S of Pesaro (94582 inhabitants)
60 Km NE of Foligno (57155 inhabitants)
64 Km NE of Perugia (166134 inhabitants)
78 Km SE of Rimini (147750 inhabitants)
93 Km E of Arezzo (99543 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
Bulletin
Rev1000
ML 0.9 2020-11-04
16:07:44
43.44 13.03 1 2021-02-26
14:56:16
Bollettino Sismico Italiano INGV 86549651
Reviewed
Rev100
ML 0.9 2020-11-04
16:07:44
43.44 13 2 2020-11-04
16:13:59
Sala Sismica INGV-Roma 84450161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-04 16:07:44 ± 0.19
Latitude 43.44 ± 0.01
Longitude 13.03 ± 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 86549651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1780
Semi-minor axis of confidence ellipse (meter) 630
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 230
Circular confidence region, given by single value of horizontal uncertainty (meter) 1780
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 201
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) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.02338
Epicentral distance of station farthest from the epicenter (degree) 0.37322
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:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 86549651
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-25 04:00:30

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 84450161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-04 16:13:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2020-11-04T16:07:52.49 0.3 undecidable manual P 160 0.3732 91 -0.44 65
IV.MPAG.EHZ. 2020-11-04T16:07:50.43 0.3 undecidable manual P 314 0.2698 91 -0.2 70
IV.ATSC.EHZ. 2020-11-04T16:07:49.93 0.3 undecidable manual P 266 0.25 91 -0.26 70
IV.FRON.EHZ. 2020-11-04T16:07:49.91 0.3 undecidable manual P 289 0.2329 91 0.1 72
IV.SNTG.HHZ. 2020-11-04T16:07:49.18 0.6 undecidable manual P 199 0.1988 91 0.13 48
IV.EL6.EHZ. 2020-11-04T16:07:47.67 0.1 undecidable manual P 155 0.125 92 0.26 95
IV.ARVD.HHZ. 2020-11-04T16:07:46.63 0.1 undecidable manual P 311 0.0845 93 0.12 99
IV.MMUR.HNZ. 2020-11-04T16:07:45.27 0.1 undecidable manual P 267 0.0234 101 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMUR.HNN. ML:0 0.0039304175 0.0768 AML other m 2020-11-04T16:07:45.53
IV.MMUR.HNE. ML:0 0.004768661 0.1536 AML other m 2020-11-04T16:07:46.96
IV.ARVD.HHN. ML:0 0.00010182665 0.1024 AML other m 2020-11-04T16:07:48.95
IV.ARVD.HHE. ML:0 0.000126681815 0.1408 AML other m 2020-11-04T16:07:48.99
IV.FRON.EHE. ML:0.7 3.115E-5 0.44 AML other m 2020-11-04T16:07:53.77
IV.SNTG.HHE. ML:0.7 4.015E-5 0.7 AML other m 2020-11-04T16:07:55.81
IV.SNTG.HHN. ML:0.7 3.66E-5 1.4 AML other m 2020-11-04T16:07:57.29
IV.FRON.EHN. ML:0.9 4.755E-5 0.28 AML other m 2020-11-04T16:07:59.49
IV.CSP1.EHN. ML:1.2 5.005436E-5 1.5392 AML other m 2020-11-04T16:08:00.10
IV.CSP1.EHE. ML:1.1 4.389276E-5 0.384 AML other m 2020-11-04T16:08:00.32
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