Earthquake with magnitude of ML 1.3 on date 11-04-2018 and time 01:35:42 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude ML 1.3 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 11-04-2018 01:35:42 (UTC)
  • 11-04-2018 03:35:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5570, 6.8420 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Bellino CN 14 109 109
Acceglio CN 15 162 271
Pontechianale CN 17 179 450
Casteldelfino CN 19 157 607
Prazzo CN 19 170 777
Elva CN 20 97 874

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km W of Cuneo (56081 inhabitants)
83 Km SW of Moncalieri (57294 inhabitants)
88 Km SW 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
Bulletin
Rev1000
ML 1.3 2018-04-11
01:35:42
44.5568 6.8415 10 2019-04-24
14:49:32
Bollettino Sismico Italiano INGV 56759711
Reviewed
Rev100
ML 1.5 2018-04-11
01:35:42
44.5633 6.8627 11 2018-04-11
01:41:52
Sala Sismica INGV-Roma 55399371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-04-11 01:35:42 ± 0.29
Latitude 44.5568 ± 0.0081
Longitude 6.8415 ± 0.0202
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 56759711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1650
Semi-minor axis of confidence ellipse (meter) 391
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 68
Circular confidence region, given by single value of horizontal uncertainty (meter) 1650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 209
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.05580
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 56759711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-05-11 13:05:04

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 55399371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-04-11 01:41:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RORO.HHE. 2018-04-11T01:36:14.78 0.3 undecidable manual S 116 109.0131 50 0.12 63
GU.LSD.HHN. 2018-04-11T01:36:13.17 0.3 undecidable manual S 13 102.7194 50 0.18 63
FR.SAOF.HHZ.00 2018-04-11T01:36:07.92 0.3 undecidable manual S 138 84.8484 50 -0.3 64
GU.RSP.HHZ. 2018-04-11T01:36:05.66 0.3 undecidable manual S 27 73.5708 50 0.45 63
GU.CANO.HHZ. 2018-04-11T01:36:02.93 0.3 undecidable manual P 109 117.1938 50 0.42 58
GU.RORO.HHE. 2018-04-11T01:36:01.35 0.3 undecidable manual P 116 109.0131 50 0.12 63
IV.MONC.HHN. 2018-04-11T01:36:01.78 0.3 undecidable manual P 56 102.9192 50 1.48 37
IV.IMI.HHZ. 2018-04-11T01:36:01.83 0.3 undecidable manual P 130 110.112 50 0.42 59
GU.LSD.HHN. 2018-04-11T01:36:00.55 0.3 undecidable manual P 13 102.7194 50 0.28 62
MN.BNI.HHN. 2018-04-11T01:36:00.22 0.6 undecidable manual S 347 56.3991 50 -0.41 44
GU.STV.HHZ. 2018-04-11T01:35:58.66 0.3 undecidable manual S 132 51.6039 50 -0.69 60
FR.SAOF.HHZ.00 2018-04-11T01:35:57.95 0.3 undecidable manual P 138 84.8484 50 0.43 62
GU.GBOS.HHZ. 2018-04-11T01:35:57.91 0.3 undecidable manual P 113 86.5467 50 0.14 66
RD.ORIF.BHZ. 2018-04-11T01:35:57.32 3.0 negative manual P -0.14 0
GU.RSP.HHZ. 2018-04-11T01:35:56.35 0.3 undecidable manual P 27 73.5708 50 0.57 61
GU.RRL.HHZ. 2018-04-11T01:35:56.09 0.3 undecidable manual S 354 40.5261 50 -0.31 69
GU.BHB.HHZ. 2018-04-11T01:35:56.94 0.3 undecidable manual S 47 45.4212 50 -0.74 60
GU.ENR.HHZ. 2018-04-11T01:35:53.54 0.3 undecidable manual P 128 58.6968 50 0.05 71
MN.BNI.HHN. 2018-04-11T01:35:52.71 0.3 undecidable manual P 347 56.3991 50 -0.42 66
GU.STV.HHZ. 2018-04-11T01:35:52.24 0.3 undecidable manual P 132 51.6039 50 -0.16 70
GU.BHB.HHZ. 2018-04-11T01:35:51.44 0.1 undecidable manual P 47 45.4212 50 0.01 98
GU.PZZ.HHZ. 2018-04-11T01:35:51.05 0.3 undecidable manual S 104 22.3554 114 -0.37 71
GU.RRL.HHZ. 2018-04-11T01:35:50.32 0.1 undecidable manual P 354 40.5261 50 -0.37 91
GU.PZZ.HHZ. 2018-04-11T01:35:47.73 0.1 undecidable manual P 104 22.3554 114 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHE. ML:1.8 0.00040896725 0.18 AML other m 2018-04-11T01:35:52.02
GU.PZZ.HHN. ML:1.7 0.00035157825000000005 0.12 AML other m 2018-04-11T01:35:51.58
GU.RRL.HHE. ML:1.1 0.000041305603500000006 0.16 AML other m 2018-04-11T01:35:57.75
GU.RRL.HHN. ML:1.4 0.00008291505999999999 0.18 AML other m 2018-04-11T01:35:56.88
GU.BHB.HHE. ML:1.3 0.000053473466499999994 0.2 AML other m 2018-04-11T01:35:59.11
GU.BHB.HHN. ML:1.1 0.000040002750000000006 0.14 AML other m 2018-04-11T01:35:59.15
GU.STV.HHN. ML:1.2 0.000037909940000000004 0.14 AML other m 2018-04-11T01:35:59.97
GU.STV.HHE. ML:1.2 0.00003781435835 0.12 AML other m 2018-04-11T01:35:59.95
GU.ENR.HHN. ML:1.7 0.00011742561500000002 0.06 AML other m 2018-04-11T01:36:02.30
GU.ENR.HHE. ML:1.8 0.00013132115 0.06 AML other m 2018-04-11T01:36:02.32
GU.RSP.HHE. ML:1.1 0.000022381545 0.2 AML other m 2018-04-11T01:36:07.77
GU.RSP.HHN. ML:1.1 0.000021599785 0.28 AML other m 2018-04-11T01:36:09.07
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