Earthquake with magnitude of ML 1.9 on date 25-09-2018 and time 00:40:41 (Italy) in region Confine Italia Francia (FRANCIA)

A magnitude ML 1.9 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 24-09-2018 22:40:41 (UTC)
  • 25-09-2018 00:40:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.92, 6.67 at 8 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
Claviere TO 7 214 214
Cesana Torinese TO 11 967 1181
Sauze di Cesana TO 16 244 1425
Sestriere TO 17 929 2354
Bardonecchia TO 18 3215 5569
Oulx TO 18 3307 8876
Sauze d'Oulx TO 19 1109 9985

Municipalities with at least 50000 inhabitants

An earthquake occurred to
81 Km W of Moncalieri (57294 inhabitants)
82 Km W of Torino (890529 inhabitants)
92 Km NW of Cuneo (56081 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
Rev 1000 ML 1.9 2018-09-24
22:40:41
44.92 6.67 9 2019-06-04
09:16:03
Bollettino Sismico Italiano INGV 63996091
Rev 100 ML 1.9 2018-09-24
22:40:41
44.94 6.67 9 2018-09-24
22:50:07
Sala Sismica INGV-Roma 61281891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-24 22:40:41 ± 0.2
Latitude 44.92 ± 0.01
Longitude 6.67 ± 0.02
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 63996091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1417
Semi-minor axis of confidence ellipse (meter) 335
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 260
Circular confidence region, given by single value of horizontal uncertainty (meter) 1420
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 213
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 1.33909
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 61281891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-24 22:50:07

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 63996091
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-23 15:11:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.LMD.HHZ. 2018-09-24T22:42:37.92 3.0 undecidable manual Sg 11.78 0
CH.BERNI.HHZ. 2018-09-24T22:42:16.49 3.0 undecidable manual Sg 12.03 0
IV.MNTV.HNZ. 2018-09-24T22:41:42.41 3.0 negative manual Pg 11.99 0
IV.IMI.HHN. 2018-09-24T22:41:25.06 0.6 undecidable manual S 139 1.3391 50 0.69 33
GU.SATI.HHN. 2018-09-24T22:41:23.09 0.6 undecidable manual S 41 1.2707 50 0.74 33
GU.CANO.HHZ. 2018-09-24T22:41:23.89 0.3 undecidable manual S 122 1.3274 50 -0.15 58
GU.RORO.HHZ. 2018-09-24T22:41:22.50 0.3 undecidable manual S 129 1.2851 50 -0.29 57
GU.MGRO.HHN. 2018-09-24T22:41:20.40 0.6 undecidable manual S 137 1.1988 50 0.16 40
FR.SAOF.HHN.00 2018-09-24T22:41:17.88 0.3 undecidable manual S 146 1.1304 50 -0.32 58
GU.GBOS.HHZ. 2018-09-24T22:41:16.69 0.6 undecidable manual S 129 1.0783 50 0.04 42
GU.REMY.HHE. 2018-09-24T22:41:14.11 0.1 undecidable manual S 20 0.9758 50 0.49 78
GU.TRAV.HHZ. 2018-09-24T22:41:13.24 0.3 undecidable manual S 52 0.9614 50 0.05 64
GU.ENR.HHZ. 2018-09-24T22:41:10.45 0.3 undecidable manual S 142 0.8795 50 -0.31 62
IV.MRGE.HHZ. 2018-09-24T22:41:10.24 0.6 undecidable manual S 18 0.8894 50 -0.82 35
GU.STV.HHZ. 2018-09-24T22:41:08.90 0.3 undecidable manual S 145 0.8247 50 -0.23 64
GU.CANO.HHZ. 2018-09-24T22:41:06.38 0.3 undecidable manual P 122 1.3274 50 0.25 57
IV.IMI.HHN. 2018-09-24T22:41:06.99 0.6 undecidable manual P 139 1.3391 50 0.67 33
GU.BURY.HHZ. 2018-09-24T22:41:06.68 0.6 undecidable manual P 151 1.3058 50 0.92 30
GU.SATI.HHN. 2018-09-24T22:41:06.65 1.0 undecidable manual P 41 1.2707 50 1.49 11
GU.RORO.HHZ. 2018-09-24T22:41:05.72 0.3 undecidable manual P 129 1.2851 50 0.31 56
GU.MGRO.HHN. 2018-09-24T22:41:04.24 0.3 undecidable manual P 137 1.1988 50 0.31 58
FR.SAOF.HHN.00 2018-09-24T22:41:03.11 0.6 undecidable manual P 146 1.1304 50 0.35 39
GU.GBOS.HHZ. 2018-09-24T22:41:02.04 0.3 undecidable manual P 129 1.0783 50 0.18 61
GU.LSD.HHZ. 2018-09-24T22:41:02.46 0.3 undecidable manual S 31 0.6286 50 -0.86 54
GU.TRAV.HHZ. 2018-09-24T22:41:00.46 0.3 undecidable manual P 52 0.9614 50 0.59 56
GU.REMY.HHE. 2018-09-24T22:41:00.88 0.3 undecidable manual P 20 0.9758 50 0.77 52
GU.PZZ.HHZ. 2018-09-24T22:40:59.48 0.3 undecidable manual S 142 0.5252 50 -0.78 57
GU.ENR.HHZ. 2018-09-24T22:40:58.55 0.6 undecidable manual P 142 0.8795 50 0.08 43
IV.MRGE.HHZ. 2018-09-24T22:40:58.84 0.6 undecidable manual P 18 0.8894 50 0.21 42
GU.BHB.HHZ. 2018-09-24T22:40:57.21 0.3 undecidable manual S 102 0.4317 50 -0.28 68
GU.STV.HHZ. 2018-09-24T22:40:57.42 0.3 undecidable manual P 145 0.8247 50 -0.1 65
GU.LSD.HHZ. 2018-09-24T22:40:54.09 0.3 undecidable manual P 31 0.6286 50 -0.08 69
GU.PZZ.HHZ. 2018-09-24T22:40:51.87 0.3 undecidable manual P 142 0.5252 50 -0.53 63
GU.BHB.HHZ. 2018-09-24T22:40:50.65 0.3 undecidable manual P 102 0.4317 50 -0.16 70
MN.BNI.HHZ. 2018-09-24T22:40:46.72 0.3 undecidable manual S 4 0.1286 121 -0.69 64
GU.RRL.HHZ. 2018-09-24T22:40:46.36 0.3 undecidable manual S 92 0.0881 131 0.22 74
GU.RRL.HHZ. 2018-09-24T22:40:44.42 0.1 positive manual P 92 0.0881 131 0.17 100
MN.BNI.HHZ. 2018-09-24T22:40:44.62 0.1 negative manual P 4 0.1286 121 -0.36 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.REMY.HHE. ML:1.7 4.955E-5 0.52 AML other m 2018-09-24T22:41:20.38
MN.BNI.HHE. ML:1.6 0.0004527792 0.1152 AML other m 2018-09-24T22:40:46.83
MN.BNI.HNE. ML:1.5 0.0003622264 0.1024 AML other m 2018-09-24T22:40:46.83
GU.RRL.HHE. ML:1.9 0.0010525199 0.2816 AML other m 2018-09-24T22:40:46.88
MN.BNI.HHN. ML:1.4 0.0003002716 0.1024 AML other m 2018-09-24T22:40:46.99
MN.BNI.HNN. ML:1.4 0.0002393423 0.1024 AML other m 2018-09-24T22:40:47.04
GU.BHB.HHE. ML:1.8 0.00018222465 0.0768 AML other m 2018-09-24T22:40:57.91
GU.BHB.HHN. ML:1.9 0.00023030485 0.1408 AML other m 2018-09-24T22:40:58.27
GU.LSD.HHE. ML:2.4 0.00041957465 0.192 AML other m 2018-09-24T22:41:03.24
GU.LSD.HHN. ML:2.2 0.0002357762 0.2176 AML other m 2018-09-24T22:41:04.22
GU.STV.HHE. ML:2 0.0001017491 0.2432 AML other m 2018-09-24T22:41:10.02
GU.STV.HHN. ML:1.8 8.185896E-5 0.2816 AML other m 2018-09-24T22:41:10.94
GU.ENR.HHE. ML:2.1 0.0001284188 0.256 AML other m 2018-09-24T22:41:12.35
GU.ENR.HHN. ML:2.1 0.00013959593 0.2048 AML other m 2018-09-24T22:41:12.54
IV.MRGE.HHE. ML:1.4 2.63876885E-5 0.1152 AML other m 2018-09-24T22:41:13.24
IV.MRGE.HHN. ML:1.4 2.4461776E-5 0.2048 AML other m 2018-09-24T22:41:13.44
GU.TRAV.HHE. ML:2 8.918094E-5 0.384 AML other m 2018-09-24T22:41:14.99
GU.TRAV.HHN. ML:2 0.0001022058 0.3072 AML other m 2018-09-24T22:41:15.53
GU.GBOS.HHE. ML:2.1 9.2875845E-5 0.2816 AML other m 2018-09-24T22:41:18.34
GU.GBOS.HHN. ML:2 8.226155E-5 0.192 AML other m 2018-09-24T22:41:18.40
GU.REMY.HHN. ML:0 3.8305375E-5 0.3712 AML other m 2018-09-24T22:41:19.51
GU.RORO.HHE. ML:2.1 7.29448E-5 0.1664 AML other m 2018-09-24T22:41:25.24
GU.RORO.HHN. ML:2.1 7.3656015E-5 0.192 AML other m 2018-09-24T22:41:25.53
GU.SATI.HHE. ML:0 1.4228517E-5 0.128 AML other m 2018-09-24T22:41:26.84
GU.CANO.HHE. ML:2.4 0.000138280405 0.2816 AML other m 2018-09-24T22:41:27.90
GU.CANO.HHN. ML:2.4 0.0001353118 0.2816 AML other m 2018-09-24T22:41:28.39
GU.SATI.HHN. ML:0 2.99E-5 1.24 AML other m 2018-09-24T22:41:29.30
GU.PZZ.HHN. ML:2.5 0.0007281827 0.1408 AML other m 2018-09-24T22:41:00.85
GU.PZZ.HHE. ML:2.6 0.00080044 0.1536 AML other m 2018-09-24T22:41:01.37
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download