Earthquake with magnitude of ML 0.7 on date 30-03-2018 and time 18:57:09 (Italy) in region Confine Italia Francia (FRANCIA)

A magnitude ML 0.7 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 30-03-2018 16:57:09 (UTC)
  • 30-03-2018 18:57:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.7800, 6.8290 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
Sauze di Cesana TO 18 244 244
Claviere TO 19 214 458
Cesana Torinese TO 20 967 1425

Municipalities with at least 50000 inhabitants

An earthquake occurred to
72 Km NW of Cuneo (56081 inhabitants)
72 Km W of Moncalieri (57294 inhabitants)
75 Km W 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 0.7 2018-03-30
16:57:09
44.7798 6.8292 10 2018-03-30
17:02:31
Sala Sismica INGV-Roma 54969281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-03-30 16:57:09 ± 0.6
Latitude 44.7798 ± 0.0279
Longitude 6.8292 ± 0.0304
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 54969281

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3500
Semi-minor axis of confidence ellipse (meter) 1608
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 211
Circular confidence region, given by single value of horizontal uncertainty (meter) 3500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 259
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) 0.47
Epicentral distance of station closest to the epicenter (degree) 0.14389
Epicentral distance of station farthest from the epicenter (degree) 0.48024
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:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 54969281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-03-30 17:02:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RSP.HHZ. 2018-03-30T16:57:27.03 0.3 undecidable manual S 40 53.3022 50 0.24 67
GU.BHB.HHZ. 2018-03-30T16:57:21.22 0.3 undecidable manual S 80 34.743 50 -0.61 63
MN.BNI.HHZ. 2018-03-30T16:57:20.72 0.6 undecidable manual S 339 32.4453 50 -0.5 44
GU.RSP.HHZ. 2018-03-30T16:57:20.44 0.1 undecidable manual P 40 53.3022 50 0.81 75
MN.BNI.HHZ. 2018-03-30T16:57:16.48 0.1 undecidable manual P 339 32.4453 50 0.06 96
GU.BHB.HHZ. 2018-03-30T16:57:16.69 0.1 undecidable manual P 80 34.743 50 -0.08 96
GU.RRL.HHZ. 2018-03-30T16:57:16.24 0.3 undecidable manual S 349 15.9729 122 -0.15 73
GU.RRL.HHZ. 2018-03-30T16:57:13.61 0.1 undecidable manual P 349 15.9729 122 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RRL.HHN. ML:0.7 0.000051841689999999995 0.1024 AML other m 2018-03-30T16:57:16.54
GU.RRL.HHE. ML:0.6 0.000035128755 0.2176 AML other m 2018-03-30T16:57:16.43
MN.BNI.HHN. ML:0.0 0.0000030004165999999998 44.16 AML other m 2018-03-30T16:57:15.93
MN.BNI.HHE. ML:0.0 0.000005284808345 44.736 AML other m 2018-03-30T16:57:16.22
MN.BNI.HNN. ML:0.7 0.000019409995 0.8448 AML other m 2018-03-30T16:57:18.37
MN.BNI.HNE. ML:0.8 0.000024217785 0.8576 AML other m 2018-03-30T16:57:19.18
GU.BHB.HHE. ML:0.8 0.000024197045000000002 0.128 AML other m 2018-03-30T16:57:21.88
GU.BHB.HHN. ML:0.7 0.00001802798 0.0896 AML other m 2018-03-30T16:57:21.95
GU.RSP.HHN. ML:0.9 0.0000218248035 0.0896 AML other m 2018-03-30T16:57:27.48
GU.RSP.HHE. ML:0.8 0.000016925350999999998 0.0768 AML other m 2018-03-30T16:57:27.28
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