Earthquake with magnitude of ML 1.0 on date 04-09-2018 and time 18:01:24 (Italy) in region 5 km SE Oyace (AO)

A magnitude ML 1.0 earthquake occured in region: 5 km SE Oyace (AO), on

  • 04-09-2018 16:01:24 (UTC)
  • 04-09-2018 18:01:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.8080, 7.4150 at 13 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
Oyace AO 6 219 219
Valpelline AO 7 657 876
Quart AO 7 4039 4915
Bionaz AO 8 236 5151
Saint-Christophe AO 8 3432 8583
Roisan AO 8 1036 9619
Doues AO 8 510 10129
Nus AO 9 2984 13113
Saint-Marcel AO 9 1362 14475
Brissogne AO 9 1008 15483
Ollomont AO 9 157 15640
Gignod AO 10 1710 17350
Pollein AO 10 1569 18919
Fénis AO 10 1813 20732
Verrayes AO 11 1302 22034
Aosta AO 11 34390 56424
Allein AO 11 229 56653
Charvensod AO 12 2468 59121
Torgnon AO 12 558 59679
Chambave AO 13 931 60610
Saint-Denis AO 13 378 60988
Gressan AO 14 3387 64375
Antey-Saint-André AO 14 602 64977
Etroubles AO 14 501 65478
Jovençan AO 15 736 66214
Sarre AO 16 4927 71141
Saint-Oyen AO 16 203 71344
Pontey AO 16 817 72161
La Magdeleine AO 16 109 72270
Chamois AO 16 97 72367
Châtillon AO 17 4772 77139
Aymavilles AO 18 2086 79225
Saint-Rhémy-en-Bosses AO 18 338 79563
Valtournenche AO 18 2277 81840
Saint-Pierre AO 18 3165 85005
Saint-Vincent AO 19 4660 89665
Villeneuve AO 20 1289 90954

Municipalities with at least 50000 inhabitants

An earthquake occurred to
84 Km N of Torino (890529 inhabitants)
92 Km N of Moncalieri (57294 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 2018-09-04
16:01:24
45.8077 7.4148 13 2018-09-04
16:06:33
Sala Sismica INGV-Roma 60564681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-04 16:01:24 ± 0.16
Latitude 45.8077 ± 0.0099
Longitude 7.4148 ± 0.0142
Depth (km) 13 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 60564681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1090
Semi-minor axis of confidence ellipse (meter) 383
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 204
Circular confidence region, given by single value of horizontal uncertainty (meter) 1090.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.18256
Epicentral distance of station farthest from the epicenter (degree) 0.66730
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 60564681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-04 16:06:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RSP.HHZ. 2018-09-04T16:01:46.81 0.3 undecidable manual S 189 74.0703 92 0.04 72
CH.MMK.HHZ. 2018-09-04T16:01:39.53 0.3 undecidable manual S 57 50.2164 93 -0.87 57
GU.LSD.HHZ. 2018-09-04T16:01:38.16 0.3 undecidable manual S 209 44.3223 94 -0.68 62
GU.TRAV.HHZ. 2018-09-04T16:01:37.47 0.3 undecidable manual S 142 41.625 94 -0.65 64
GU.RSP.HHZ. 2018-09-04T16:01:37.94 0.1 positive manual P 189 74.0703 92 0.57 88
GU.SATI.HHZ. 2018-09-04T16:01:36.22 0.3 undecidable manual S 78 35.8419 95 -0.36 71
IV.MRGE.HHZ. 2018-09-04T16:01:33.81 0.3 undecidable manual S 261 27.6501 98 -0.61 65
GU.LSD.HHZ. 2018-09-04T16:01:33.00 1.0 undecidable manual P 209 44.3223 94 0.21 25
CH.MMK.HHZ. 2018-09-04T16:01:33.95 0.1 undecidable manual P 57 50.2164 93 0.25 98
GU.TRAV.HHZ. 2018-09-04T16:01:32.62 0.1 undecidable manual P 142 41.625 94 0.24 99
GU.SATI.HHZ. 2018-09-04T16:01:32.01 0.1 undecidable manual P 78 35.8419 95 0.52 95
GU.REMY.HHZ. 2018-09-04T16:01:32.23 0.3 undecidable manual S 280 20.2686 104 -0.24 75
IV.MRGE.HHZ. 2018-09-04T16:01:30.54 0.6 undecidable manual P 261 27.6501 98 0.3 51
GU.REMY.HHZ. 2018-09-04T16:01:29.54 0.1 undecidable manual P 280 20.2686 104 0.43 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.REMY.HHE. ML:1.0 0.00006195 1.36 AML other m 2018-09-04T16:01:32.22
GU.REMY.HHN. ML:1.0 0.00006815 0.62 AML other m 2018-09-04T16:01:33.05
GU.LSD.HHN. ML:0.8 0.0000213 0.24 AML other m 2018-09-04T16:01:33.06
IV.MRGE.HHN. ML:1.0 0.0000523 1.54 AML other m 2018-09-04T16:01:33.92
IV.MRGE.HHE. ML:0.9 0.00004124999999999999 0.74 AML other m 2018-09-04T16:01:34.54
GU.SATI.HHN. ML:1.1 0.0000518 0.06 AML other m 2018-09-04T16:01:36.70
GU.SATI.HHE. ML:0.8 0.00002355 1.56 AML other m 2018-09-04T16:01:36.87
GU.TRAV.HHN. ML:1.3 0.00005805 0.1 AML other m 2018-09-04T16:01:38.06
GU.TRAV.HHE. ML:1.2 0.000047300000000000005 0.16 AML other m 2018-09-04T16:01:38.43
GU.LSD.HHE. ML:0.9 0.000024449999999999998 1.64 AML other m 2018-09-04T16:01:38.82
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