Earthquake (quarry blast) with magnitude of ML 1.1 on date 06-06-2019 and time 20:43:45 (Italy) in region 3 km NE Bormio (SO)

A magnitude ML 1.1 (quarry blast) earthquake occured in region: 3 km NE Bormio (SO), on

  • 06-06-2019 18:43:45 (UTC)
  • 06-06-2019 20:43:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.4960, 10.4040 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
Bormio SO 4 4121 4121
Valfurva SO 4 2638 6759
Valdisotto SO 8 3556 10315
Valdidentro SO 8 4125 14440
Stelvio BZ 16 1161 15601
Tubre BZ 17 977 16578
Sondalo SO 19 4136 20714
Prato allo Stelvio BZ 20 3474 24188

Municipalities with at least 50000 inhabitants

An earthquake occurred to
73 Km NW of Trento (117317 inhabitants)
73 Km W of Bolzano (106441 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 1.1 2019-06-06
18:43:45
46.496 10.4038 1 2019-11-13
14:31:04
Bollettino Sismico Italiano INGV 72950811
Reviewed
Rev100
ML 1.1 2019-06-06
18:43:45
46.4973 10.4053 1 2019-06-06
18:51:38
Sala Sismica INGV-Roma 69265481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-06-06 18:43:45 ± 0.07
Latitude 46.4960 ± 0.0045
Longitude 10.4038 ± 0.0065
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 72950811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 540
Semi-minor axis of confidence ellipse (meter) 460
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 343
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 119
Number of associated phases, regardless of their use for origin computation 4
Number of defining phases 4
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.02968
Epicentral distance of station farthest from the epicenter (degree) 0.21224
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 69265481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-06-06 18:51:38

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 72950811
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-01 11:10:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
ST.CARE.EHZ. 2019-06-06T18:43:49.87 0.1 undecidable manual P 109 23.5542 91 -0.06 96
CH.FUORN.HHZ. 2019-06-06T18:43:48.64 0.1 undecidable manual P 322 17.4714 92 -0.07 97
SI.MOSI.HHZ. 2019-06-06T18:43:48.78 0.1 undecidable manual P 40 17.3715 92 0.09 97
IV.BRMO.HHZ. 2019-06-06T18:43:45.92 0.1 undecidable manual P 228 3.2967 99 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
ST.CARE.EHN. ML:1.1 0.0000775 0.84 AML other m 2019-06-06T18:43:54.57
ST.CARE.EHE. ML:1.2 0.00010389999999999999 0.32 AML other m 2019-06-06T18:43:54.16
CH.FUORN.HHE. ML:0.9 0.00008195 0.72 AML other m 2019-06-06T18:43:54.65
SI.MOSI.HHE. ML:1.3 0.00019700000000000002 0.5 AML other m 2019-06-06T18:43:55.27
SI.MOSI.HHN. ML:1.4 0.0002785 0.4 AML other m 2019-06-06T18:43:55.78
CH.FUORN.HHN. ML:0.9 0.00008410000000000001 0.64 AML other m 2019-06-06T18:43:56.37
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