Earthquake with magnitude of ML 0.8 on date 25-07-2019 and time 03:50:08 (Italy) in region 5 km N Valdidentro (SO)

A magnitude ML 0.8 earthquake occured in region: 5 km N Valdidentro (SO), on

  • 25-07-2019 01:50:08 (UTC)
  • 25-07-2019 03:50:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.5360, 10.2940 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Valdidentro SO 5 4125 4125
Bormio SO 10 4121 8246
Livigno SO 12 6389 14635
Valfurva SO 12 2638 17273
Valdisotto SO 12 3556 20829
Tubre BZ 18 977 21806

Municipalities with at least 50000 inhabitants

An earthquake occurred to
82 Km W of Bolzano (106441 inhabitants)
82 Km NW of Trento (117317 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
Reviewed
Rev100
ML 0.8 2019-07-25
01:50:08
46.5358 10.2937 10 2019-07-25
01:54:59
Sala Sismica INGV-Roma 70861381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-25 01:50:08 ± 0.17
Latitude 46.5358 ± 0.0117
Longitude 10.2937 ± 0.0105
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 70861381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1363
Semi-minor axis of confidence ellipse (meter) 622
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) 1360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
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) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.08094
Epicentral distance of station farthest from the epicenter (degree) 0.29768
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 70861381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-25 01:54:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
ST.CARE.EHZ. 2019-07-25T01:50:19.79 0.1 undecidable manual S 112 33.0447 50 -0.18 95
CH.BERNI.HHZ. 2019-07-25T01:50:17.27 0.6 undecidable manual S 237 24.753 112 -0.43 45
ST.CARE.EHZ. 2019-07-25T01:50:15.26 0.1 undecidable manual P 112 33.0447 50 0.16 95
CH.BERNI.HHZ. 2019-07-25T01:50:14.05 0.1 undecidable manual P 237 24.753 112 0.26 94
SI.MOSI.HHZ. 2019-07-25T01:50:13.19 0.1 undecidable manual P 65 21.4674 115 -0.01 100
IV.BRMO.HHZ. 2019-07-25T01:50:12.95 0.6 undecidable manual S 138 8.9799 138 -0.15 50
IV.BRMO.HHZ. 2019-07-25T01:50:11.30 0.1 positive manual P 138 8.9799 138 0.16 99
CH.FUORN.HHZ. 2019-07-25T01:50:10.78 1.0 positive manual P 346 9.6792 136 -0.46 23
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.FUORN.HHN. ML:1.0 0.0001375 0.44 AML other m 2019-07-25T01:50:12.24
CH.FUORN.HHE. ML:1.1 0.00016599999999999997 1.4 AML other m 2019-07-25T01:50:12.01
IV.BRMO.HHN. ML:0.5 0.00004495 0.8 AML other m 2019-07-25T01:50:13.04
IV.BRMO.HHE. ML:0.6 0.00004945 0.64 AML other m 2019-07-25T01:50:13.68
CH.BERNI.HHN. ML:0.4 0.000017250000000000003 0.24 AML other m 2019-07-25T01:50:17.63
SI.MOSI.HHE. ML:1.0 0.0000722 1.66 AML other m 2019-07-25T01:50:17.05
CH.BERNI.HHE. ML:0.6 0.00002295 1.46 AML other m 2019-07-25T01:50:18.05
SI.MOSI.HHN. ML:1.1 0.0000853 0.48 AML other m 2019-07-25T01:50:19.61
ST.CARE.EHE. ML:0.7 0.000018599999999999998 0.54 AML other m 2019-07-25T01:50:20.35
ST.CARE.EHN. ML:0.9 0.000032550000000000005 0.42 AML other m 2019-07-25T01:50:27.71
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