Earthquake with magnitude of ML 1.8 on date 18-07-2019 and time 18:52:02 (Italy) in region Confine Italia Francia (FRANCIA)

A magnitude ML 1.8 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 18-07-2019 16:52:02 (UTC)
  • 18-07-2019 18:52:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.34, 6.85 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
Argentera CN 11 83 83
Pietraporzio CN 15 77 160
Sambuco CN 18 92 252
Acceglio CN 19 162 414

Municipalities with at least 50000 inhabitants

An earthquake occurred to
56 Km W of Cuneo (56081 inhabitants)
94 Km NW of Sanremo (54807 inhabitants)
99 Km SW 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
Rev 1000 ML 1.8 2019-07-18
16:52:02
44.34 6.85 10 2019-11-13
14:31:08
Bollettino Sismico Italiano INGV 73812811
Rev 100 ML 1.8 2019-07-18
16:52:02
44.35 6.86 14 2019-07-18
17:00:25
Sala Sismica INGV-Roma 70686391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-18 16:52:02 ± 0.4
Latitude 44.34 ± 0.01
Longitude 6.85 ± 0.02
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73812811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1789
Semi-minor axis of confidence ellipse (meter) 873
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 41
Circular confidence region, given by single value of horizontal uncertainty (meter) 1790
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 185
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 1.22578
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 73812811
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-11-13 09:42:02

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 70686391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-18 17:00:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.LMD.HHZ. 2019-07-18T16:53:52.98 3.0 undecidable manual Sg 10.01 0
IV.MAON.HHZ. 2019-07-18T16:53:48.95 3.0 undecidable manual Sn 3.06 0
IV.CSNT.HHZ. 2019-07-18T16:53:42.68 3.0 undecidable manual Sn 4.32 0
IT.VNF1.HGZ. 2019-07-18T16:53:31.92 3.0 negative manual Pn 0.46 0
IV.GAVE.EHZ. 2019-07-18T16:53:17.94 3.0 positive manual Pn 4.42 0
IV.PE3.EHZ. 2019-07-18T16:53:09.73 3.0 positive manual Pn 3.89 0
RD.PGF.BHZ. 2019-07-18T16:53:09.18 3.0 undecidable manual Sn -4.37 0
IV.LMD.HHZ. 2019-07-18T16:53:04.11 3.0 undecidable manual Pn 6.76 0
GU.GBOS.HHZ. 2019-07-18T16:52:26.14 0.3 undecidable manual S 97 0.7141 50 0.06 62
GU.PCP.HHZ. 2019-07-18T16:52:25.52 0.1 undecidable manual P 80 1.2258 50 0.76 84
FR.SAOF.HHZ.00 2019-07-18T16:52:22.81 0.3 undecidable manual S 125 0.6142 50 -0.31 63
IV.QLNO.HHZ. 2019-07-18T16:52:22.81 0.3 undecidable manual P 90 1.0693 50 0.73 65
GU.RRL.HHZ. 2019-07-18T16:52:21.82 0.3 undecidable manual S 356 0.5837 50 -0.38 59
GU.CANO.HHZ. 2019-07-18T16:52:21.47 0.3 undecidable manual P 97 1.0009 50 0.56 68
GU.RSP.HHZ. 2019-07-18T16:52:19.04 0.3 undecidable manual P 20 0.8616 50 0.52 71
RD.ORIF.BHZ. 2019-07-18T16:52:18.48 0.3 undecidable manual P 310 0.9011 50 -0.72 66
GU.ENR.HHZ. 2019-07-18T16:52:16.97 0.3 undecidable manual S 105 0.4227 50 -0.47 54
MN.BNI.HHN. 2019-07-18T16:52:16.90 0.3 undecidable manual P 350 0.724 50 0.74 66
GU.GBOS.HHZ. 2019-07-18T16:52:16.19 0.1 undecidable manual P 97 0.7141 50 0.19 98
FR.SAOF.HHZ.00 2019-07-18T16:52:14.17 0.1 positive manual P 125 0.6142 50 -0.13 98
GU.STV.HHZ. 2019-07-18T16:52:14.56 0.6 undecidable manual S 105 0.3525 50 -0.8 30
GU.RRL.HHZ. 2019-07-18T16:52:13.53 0.1 undecidable manual P 356 0.5837 50 -0.24 95
GU.BHB.HHZ. 2019-07-18T16:52:13.58 0.3 undecidable manual P 30 0.5774 50 -0.08 70
GU.PZZ.HHZ. 2019-07-18T16:52:12.23 0.3 undecidable manual S 48 0.2536 50 -0.19 58
GU.ENR.HHZ. 2019-07-18T16:52:10.80 0.1 positive manual P 105 0.4227 50 -0.22 96
GU.STV.HHZ. 2019-07-18T16:52:09.52 0.1 undecidable manual P 105 0.3525 50 -0.3 94
GU.PZZ.HHZ. 2019-07-18T16:52:08.03 0.1 positive manual P 48 0.2536 50 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHN. ML:2 0.0005225 1.24 AML other m 2019-07-18T16:52:12.11
GU.PZZ.HHE. ML:2 0.0005135 0.14 AML other m 2019-07-18T16:52:13.20
GU.STV.HHN. ML:1.6 0.0001395 1.42 AML other m 2019-07-18T16:52:15.83
GU.STV.HHE. ML:1.4 0.00010205 0.82 AML other m 2019-07-18T16:52:15.65
GU.GBOS.HHE. ML:1.8 8.41E-5 0.12 AML other m 2019-07-18T16:52:16.45
GU.ENR.HHN. ML:2 0.000286 1.02 AML other m 2019-07-18T16:52:17.42
GU.ENR.HHE. ML:1.8 0.0001845 0.44 AML other m 2019-07-18T16:52:17.43
GU.RRL.HHN. ML:1.6 6.545E-5 1.12 AML other m 2019-07-18T16:52:23.06
GU.BHB.HHE. ML:1.5 6.605E-5 1.48 AML other m 2019-07-18T16:52:23.07
FR.SAOF.HHE.00 ML:1.7 9.22E-5 0.32 AML other m 2019-07-18T16:52:24.19
FR.SAOF.HHN.00 ML:1.8 0.00010955 0.38 AML other m 2019-07-18T16:52:24.38
GU.BHB.HHN. ML:1.7 9.48E-5 0.66 AML other m 2019-07-18T16:52:24.38
GU.RRL.HHE. ML:1.5 5.615E-5 0.92 AML other m 2019-07-18T16:52:24.95
GU.RSP.HHE. ML:1.8 6.16E-5 0.86 AML other m 2019-07-18T16:52:32.29
GU.RSP.HHN. ML:1.6 4.74E-5 0.9 AML other m 2019-07-18T16:52:32.33
RD.ORIF.BHN. ML:1.5 2.775E-5 0.92 AML other m 2019-07-18T16:52:36.85
RD.ORIF.BHE. ML:1.6 3.44E-5 0.44 AML other m 2019-07-18T16:52:37.37
GU.GBOS.HHN. ML:1.7 7.605E-5 0.8 AML other m 2019-07-18T16:52:38.95
GU.CANO.HHE. ML:2.1 0.000107 0.5 AML other m 2019-07-18T16:52:45.39
GU.CANO.HHN. ML:2.1 9.765E-5 0.36 AML other m 2019-07-18T16:52:46.06
IV.MONC.HHE. ML:2 8.235E-5 0.42 AML other m 2019-07-18T16:52:48.03
IV.MONC.HHN. ML:2.1 0.00010515 0.36 AML other m 2019-07-18T16:52:50.00
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