Earthquake (quarry blast) with magnitude of ML 0.4 on date 24-09-2019 and time 08:46:05 (UTC) in region 2 km E Gubbio (PG)

A magnitude ML 0.4 (quarry blast) earthquake occured in region: 2 km E Gubbio (PG), on

  • 24-09-2019 08:46:05 (UTC)
  • 24-09-2019 10:46:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3620, 12.6030 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
Gubbio PG 2 32216 32216
Scheggia e Pascelupo PG 7 1393 33609
Costacciaro PG 9 1216 34825
Sigillo PG 12 2404 37229
Cantiano PU 13 2245 39474
Fossato di Vico PG 15 2840 42314
Pietralunga PG 16 2111 44425
Serra Sant'Abbondio PU 20 1027 45452

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NE of Perugia (166134 inhabitants)
46 Km N of Foligno (57155 inhabitants)
59 Km E of Arezzo (99543 inhabitants)
63 Km SW of Fano (60888 inhabitants)
66 Km SW of Pesaro (94582 inhabitants)
78 Km S of Rimini (147750 inhabitants)
79 Km W of Ancona (100861 inhabitants)
89 Km N of Terni (111501 inhabitants)
91 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 0.4 2019-09-24
08:46:05
43.3622 12.6028 1 2020-02-28
16:42:20
Bollettino Sismico Italiano INGV 75831981
Reviewed
Rev100
ML 0.4 2019-09-24
08:46:04
43.3632 12.6062 11 2019-09-24
08:55:32
Sala Sismica INGV-Roma 72720211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-24 08:46:05 ± 0.07
Latitude 43.3622 ± 0.0045
Longitude 12.6028 ± 0.0049
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 75831981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 510
Semi-minor axis of confidence ellipse (meter) 390
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 336
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.02338
Epicentral distance of station farthest from the epicenter (degree) 0.17986
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 72720211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-24 08:55:32

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 75831981
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-25 09:45:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2019-09-24T08:46:09.22 0.3 undecidable manual P 30 19.869 91 -0.28 71
IV.ATPI.EHZ. 2019-09-24T08:46:09.19 0.1 undecidable manual P 301 18.87 92 -0.11 98
IV.PIEI.HHZ. 2019-09-24T08:46:09.49 0.1 undecidable manual P 344 19.9689 91 -0.03 99
IV.ATLO.EHZ. 2019-09-24T08:46:08.90 0.3 undecidable manual P 252 16.5723 92 0.06 75
IV.SSFR.HNZ. 2019-09-24T08:46:08.67 0.3 undecidable manual P 60 16.6722 92 -0.17 73
IV.ATBU.EHZ. 2019-09-24T08:46:08.40 0.1 undecidable manual P 341 13.3755 92 0.22 97
IV.ATVO.HHZ. 2019-09-24T08:46:08.62 0.1 undecidable manual P 278 15.9729 92 -0.09 99
IV.FOSV.EHZ. 2019-09-24T08:46:08.73 0.3 undecidable manual P 120 14.7741 92 0.25 72
IV.ATSC.EHZ. 2019-09-24T08:46:07.53 0.1 undecidable manual P 44 9.5793 93 0.09 100
IV.MURB.HHZ. 2019-09-24T08:46:07.89 0.1 undecidable manual P 210 12.6762 92 -0.16 98
IV.ATFO.HHZ. 2019-09-24T08:46:06.21 0.1 undecidable manual P 281 2.5974 101 0.18 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FRON.EHN. ML:0.4 0.0000205072 0.3168 AML other m 2019-09-24T08:46:11.34
IV.MURB.HHE. ML:0.9 0.000121 0.8 AML other m 2019-09-24T08:46:11.43
IV.FRON.EHE. ML:0.1 0.0000094754595 0.5984 AML other m 2019-09-24T08:46:11.19
IV.ATVO.HHE. ML:0.3 0.000022143389999999998 0.3616 AML other m 2019-09-24T08:46:11.71
IV.ATVO.HHN. ML:0.4 0.000028965385000000005 0.5184 AML other m 2019-09-24T08:46:12.36
IV.ATPI.EHN. ML:0.0 0.000008474728 1.0432 AML other m 2019-09-24T08:46:12.17
IV.MURB.HHN. ML:1.0 0.0001417 0.46 AML other m 2019-09-24T08:46:13.67
IV.ATPI.EHE. ML:0.7 0.00004675 0.88 AML other m 2019-09-24T08:46:19.88
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