Earthquake with magnitude of ML 1.0 on date 17-07-2018 and time 12:31:03 (Italy) in region 3 km W Saint Rhémy en Bosses (AO)

A magnitude ML 1.0 earthquake occured in region: 3 km W Saint Rhémy en Bosses (AO), on

  • 17-07-2018 10:31:03 (UTC)
  • 17-07-2018 12:31:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.8280, 7.1450 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
Saint-Rhémy-en-Bosses AO 3 338 338
Saint-Oyen AO 5 203 541
Etroubles AO 7 501 1042
Allein AO 10 229 1271
La Salle AO 11 2087 3358
Morgex AO 12 2104 5462
Saint-Nicolas AO 13 311 5773
Doues AO 13 510 6283
Gignod AO 13 1710 7993
Ollomont AO 13 157 8150
Avise AO 13 305 8455
Courmayeur AO 14 2807 11262
Roisan AO 14 1036 12298
Arvier AO 14 873 13171
Pré-Saint-Didier AO 14 1050 14221
Valpelline AO 14 657 14878
Saint-Pierre AO 15 3165 18043
Villeneuve AO 15 1289 19332
Sarre AO 15 4927 24259
Introd AO 16 658 24917
Aymavilles AO 16 2086 27003
Jovençan AO 16 736 27739
Gressan AO 16 3387 31126
Aosta AO 17 34390 65516
Charvensod AO 19 2468 67984
Oyace AO 19 219 68203
Saint-Christophe AO 19 3432 71635
Rhêmes-Saint-Georges AO 19 194 71829
La Thuile AO 20 761 72590
Pollein AO 20 1569 74159

Municipalities with at least 50000 inhabitants

An earthquake occurred to
94 Km NW of Torino (890529 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 1.0 2018-07-17
10:31:03
45.8285 7.1448 10 2018-07-17
10:37:58
Sala Sismica INGV-Roma 58833501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-07-17 10:31:03 ± 0.21
Latitude 45.8285 ± 0.0126
Longitude 7.1448 ± 0.0426
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 58833501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3376
Semi-minor axis of confidence ellipse (meter) 1078
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 284
Circular confidence region, given by single value of horizontal uncertainty (meter) 3380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 171
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) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.08274
Epicentral distance of station farthest from the epicenter (degree) 0.52610
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 58833501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-07-17 10:37:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.TRAV.HHZ. 2018-07-17T10:31:21.92 0.6 undecidable manual S 127 58.3971 50 -0.22 46
GU.LSD.HHZ. 2018-07-17T10:31:17.25 0.3 undecidable manual S 181 40.9257 50 -0.24 71
CH.DIX.HHZ. 2018-07-17T10:31:15.34 0.3 undecidable manual S 36 34.5432 50 -0.44 69
GU.TRAV.HHZ. 2018-07-17T10:31:14.73 0.6 undecidable manual P 127 58.3971 50 0.33 45
GU.LSD.HHZ. 2018-07-17T10:31:12.10 0.3 undecidable manual P 181 40.9257 50 0.39 69
CH.DIX.HHZ. 2018-07-17T10:31:11.04 0.3 undecidable manual P 36 34.5432 50 0.32 71
IV.MRGE.HHZ. 2018-07-17T10:31:08.01 0.3 undecidable manual S 225 9.1797 137 -0.45 72
IV.MRGE.HHZ. 2018-07-17T10:31:06.75 0.1 undecidable manual P 225 9.1797 137 0.25 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRGE.HHE. ML:1.5 0.0004125 0.24 AML other m 2018-07-17T10:31:08.21
IV.MRGE.HHN. ML:1.4 0.000313 0.26 AML other m 2018-07-17T10:31:08.19
CH.DIX.HHE. ML:1.0 0.00004458956 0.1408 AML other m 2018-07-17T10:31:15.65
CH.DIX.HHN. ML:1.0 0.000044368119999999994 0.1536 AML other m 2018-07-17T10:31:15.68
GU.LSD.HHE. ML:1.1 0.00003908186 0.1408 AML other m 2018-07-17T10:31:17.60
GU.LSD.HHN. ML:0.6 0.000015642052 0.1408 AML other m 2018-07-17T10:31:17.65
GU.TRAV.HHE. ML:0.7 0.0000093256655 2.2592 AML other m 2018-07-17T10:31:21.50
GU.TRAV.HHN. ML:0.7 0.000008700923 0.0832 AML other m 2018-07-17T10:31:24.56
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