Earthquake with magnitude of ML 2.3 on date 22-06-2018 and time 22:31:23 (Italy) in region Confine Italia Francia (FRANCIA)

A magnitude ML 2.3 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 22-06-2018 20:31:23 (UTC)
  • 22-06-2018 22:31:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.0510, 6.6110 at 9 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
Bardonecchia TO 8 3215 3215
Claviere TO 17 214 3429
Oulx TO 18 3307 6736
Cesana Torinese TO 18 967 7703
Sauze d'Oulx TO 20 1109 8812

Municipalities with at least 50000 inhabitants

An earthquake occurred to
84 Km W of Torino (890529 inhabitants)
85 Km W 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
Bulletin
Rev1000
ML 2.3 2018-06-22
20:31:23
45.0512 6.6113 9 2019-04-24
14:51:00
Bollettino Sismico Italiano INGV 64626971
Reviewed
Rev100
ML 2.3 2018-06-22
20:31:22
45.0352 6.5043 7 2018-06-22
20:50:00
Sala Sismica INGV-Roma 58056991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-06-22 20:31:23 ± 0.21
Latitude 45.0512 ± 0.0063
Longitude 6.6113 ± 0.0178
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 64626971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1430
Semi-minor axis of confidence ellipse (meter) 592
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 263
Circular confidence region, given by single value of horizontal uncertainty (meter) 1430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 204
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.50097
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 64626971
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-11 15:44:14

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 58056991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-06-22 20:50:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2018-06-22T20:33:01.32 3.0 positive manual Pg 20.879999 0
IV.NRCA.HHZ. 2018-06-22T20:33:01.35 3.0 undecidable manual Pg 20.16 0
IV.T1220.EHZ. 2018-06-22T20:33:00.89 3.0 positive manual Pg 21.620001 0
IV.FDMO.HHZ. 2018-06-22T20:32:57.10 3.0 undecidable manual Pg 17.41 0
IV.MOMA.HHZ. 2018-06-22T20:32:38.56 3.0 undecidable manual Pn 2.01 0
IV.CAVE.HHZ. 2018-06-22T20:32:23.97 3.0 negative manual Pg 11.26 0
IV.MABI.HHZ. 2018-06-22T20:32:23.29 3.0 positive manual Pg 13.24 0
GU.GBOS.HHZ. 2018-06-22T20:32:02.20 0.6 undecidable manual S 132 132.1677 50 0.16 40
GU.ENR.HHZ. 2018-06-22T20:31:57.34 0.6 undecidable manual S 145 111.4995 50 0.81 34
GU.STV.HHZ. 2018-06-22T20:31:55.41 0.6 undecidable manual S 147 105.7164 50 0.43 40
GU.TRAV.HHZ. 2018-06-22T20:31:54.03 0.6 undecidable manual S 60 102.3198 50 -0.06 43
CH.GIMEL.HHZ. 2018-06-22T20:31:52.03 0.1 undecidable manual P 351 166.611 50 0.86 57
GU.CIRO.HHZ. 2018-06-22T20:31:52.10 0.6 undecidable manual S 50 96.4257 50 -0.41 41
IV.QLNO.HHZ. 2018-06-22T20:31:50.60 0.6 undecidable manual P 120 158.8188 50 0.64 33
GU.CANO.HHZ. 2018-06-22T20:31:50.63 0.6 undecidable manual P 126 158.8188 50 0.66 32
IV.MRGE.HHN. 2018-06-22T20:31:49.68 0.6 undecidable manual S 24 87.0462 50 -0.33 42
CH.MMK.HHZ. 2018-06-22T20:31:48.85 0.6 undecidable manual P 43 152.736 50 -0.18 38
FR.SAOF.HHZ.00 2018-06-22T20:31:47.24 0.3 undecidable manual P 147 139.6602 50 0.23 58
GU.PZZ.HHZ. 2018-06-22T20:31:45.66 0.6 undecidable manual S 146 72.2721 50 -0.4 43
GU.GBOS.HHZ. 2018-06-22T20:31:45.76 0.3 undecidable manual P 132 132.1677 50 -0.1 61
CH.DIX.HHE. 2018-06-22T20:31:45.52 0.6 undecidable manual P 28 129.87 50 0.02 41
GU.ENR.HHZ. 2018-06-22T20:31:42.59 0.3 undecidable manual P 145 111.4995 50 -0.09 63
GU.BHB.HHZ. 2018-06-22T20:31:41.24 0.6 undecidable manual S 115 56.499 50 -0.61 41
GU.TRAV.HHZ. 2018-06-22T20:31:41.84 0.3 undecidable manual P 60 102.3198 50 0.58 58
GU.STV.HHZ. 2018-06-22T20:31:41.80 0.3 undecidable manual P 147 105.7164 50 0.02 65
GU.RSP.HHZ. 2018-06-22T20:31:41.25 0.3 undecidable manual S 78 52.3032 50 0.52 65
GU.CIRO.HHZ. 2018-06-22T20:31:40.24 0.3 undecidable manual P 50 96.4257 50 -0.11 65
IV.MRGE.HHN. 2018-06-22T20:31:38.38 0.3 undecidable manual P 24 87.0462 50 -0.53 60
RD.ORIF.BHZ. 2018-06-22T20:31:37.86 3.0 undecidable manual S -1.58 0
GU.PZZ.HHZ. 2018-06-22T20:31:35.80 0.3 undecidable manual P 146 72.2721 50 -0.83 55
GU.RSP.HHZ. 2018-06-22T20:31:33.36 0.3 undecidable manual P 78 52.3032 50 -0.2 70
GU.BHB.HHZ. 2018-06-22T20:31:33.98 0.3 undecidable manual P 115 56.499 50 -0.22 69
GU.RRL.HHZ. 2018-06-22T20:31:31.40 0.3 undecidable manual S 136 20.1687 113 0.04 76
RD.ORIF.BHZ. 2018-06-22T20:31:31.57 3.0 undecidable manual P -0.73 0
MN.BNI.HHZ. 2018-06-22T20:31:27.62 0.3 undecidable manual S 89 5.1948 149 0.39 73
GU.RRL.HHZ. 2018-06-22T20:31:27.62 0.6 undecidable manual P 136 20.1687 113 -0.52 46
MN.BNI.HHZ. 2018-06-22T20:31:25.52 0.1 undecidable manual P 89 5.1948 149 -0.23 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.GIMEL.HHN. ML:0.0 0.000112234985 0.2816 AML other m 2018-06-22T20:31:54.20
CH.GIMEL.HHE. ML:0.0 0.00015565185 0.2944 AML other m 2018-06-22T20:32:14.15
GU.RRL.HHE. ML:2.3 0.0016681315 0.384 AML other m 2018-06-22T20:31:32.32
GU.RRL.HHN. ML:2.7 0.0034611675 0.4992 AML other m 2018-06-22T20:31:32.13
GU.RSP.HHN. ML:2.1 0.0002966952 0.2688 AML other m 2018-06-22T20:31:43.34
GU.RSP.HHE. ML:2.3 0.00050916315 0.32 AML other m 2018-06-22T20:31:44.69
GU.RSP.HNE. ML:2.3 0.00047138425 0.32 AML other m 2018-06-22T20:31:44.69
GU.RSP.HNN. ML:2.0 0.0002748516 0.2688 AML other m 2018-06-22T20:31:43.34
GU.BHB.HHN. ML:2.1 0.00029384779999999997 0.4608 AML other m 2018-06-22T20:31:43.41
GU.BHB.HHE. ML:2.2 0.0003474419 0.4352 AML other m 2018-06-22T20:31:45.41
GU.CIRO.HHE. ML:2.1 0.000127737665 0.32 AML other m 2018-06-22T20:31:55.79
GU.CIRO.HHN. ML:2.1 0.00013585179999999999 0.4096 AML other m 2018-06-22T20:31:57.98
GU.STV.HHN. ML:2.2 0.00013246354999999998 0.384 AML other m 2018-06-22T20:31:56.86
GU.STV.HHE. ML:2.1 0.00010325215 0.704 AML other m 2018-06-22T20:31:56.69
GU.ENR.HHE. ML:2.2 0.00014011345 0.32 AML other m 2018-06-22T20:31:59.13
GU.ENR.HHN. ML:2.3 0.00016410889000000002 0.4608 AML other m 2018-06-22T20:31:58.29
GU.GBOS.HHE. ML:2.3 0.00012489400000000001 0.4224 AML other m 2018-06-22T20:32:03.53
GU.GBOS.HHN. ML:2.2 0.00010246093 0.512 AML other m 2018-06-22T20:32:02.46
FR.SAOF.HHE.00 ML:2.4 0.00015788165 0.5632 AML other m 2018-06-22T20:32:11.73
FR.SAOF.HHN.00 ML:2.6 0.00023909415 0.6016 AML other m 2018-06-22T20:32:11.69
CH.MMK.HHN. ML:2.3 0.00009320803 0.6784 AML other m 2018-06-22T20:32:17.77
CH.MMK.HHE. ML:2.0 0.000051971384999999994 0.6272 AML other m 2018-06-22T20:32:20.60
IV.QLNO.HHE. ML:2.3 0.00010208946499999999 0.6144 AML other m 2018-06-22T20:32:11.17
IV.QLNO.HHN. ML:2.4 0.00010519622 0.3584 AML other m 2018-06-22T20:32:11.86
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
Waveforms Seismic signals in miniseed + resp format Download