Earthquake with magnitude of ML 1.5 on date 11-08-2024 and time 23:14:31 (Italy) in region Confine Italia Francia (FRANCIA)

A magnitude ML 1.5 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 11-08-2024 21:14:31 (UTC)
  • 11-08-2024 23:14:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3650, 6.8210 at 3 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
Argentera CN 12 83 83
Pietraporzio CN 17 77 160
Acceglio CN 18 162 322

Municipalities with at least 50000 inhabitants

An earthquake occurred to
58 Km W of Cuneo (56081 inhabitants)
98 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
Reviewed
Rev100
ML 1.5 2024-08-11
21:14:31
44.365 6.8208 3 2024-08-11
21:21:58
Sala Sismica INGV-Roma 130594231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-08-11 21:14:31 ± 0.28
Latitude 44.3650 ± 0.0081
Longitude 6.8208 ± 0.0138
Depth (km) 3 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 130594231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1184
Semi-minor axis of confidence ellipse (meter) 318
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 59
Circular confidence region, given by single value of horizontal uncertainty (meter) 1180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 184
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.24286
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 130594231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-08-11 21:21:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VARE.HHZ. 2024-08-11T21:15:13.95 3.0 undecidable manual Pg 7.63 0
GU.PCP.HHZ. 2024-08-11T21:15:13.56 0.1 undecidable manual S 81 137.9619 50 0.64 73
GU.CANO.HHZ. 2024-08-11T21:15:05.98 0.1 undecidable manual S 98 113.7972 50 -0.5 81
GU.IMI.HHZ. 2024-08-11T21:15:02.93 0.1 undecidable manual S 120 99.123 50 0.37 86
4P.IT06A.HHZ. 2024-08-11T21:14:59.11 0.1 undecidable manual S 77 85.9473 50 0.06 94
GU.GBOS.HHZ. 2024-08-11T21:14:57.56 0.1 undecidable manual S 99 82.0512 50 -0.44 88
GU.PCP.HHZ. 2024-08-11T21:14:56.12 0.6 negative manual P 81 137.9619 50 0.51 38
FR.SAOF.HHZ.00 2024-08-11T21:14:55.31 0.1 undecidable manual S 126 71.8725 50 0.04 97
IV.QLNO.HHZ. 2024-08-11T21:14:53.03 0.6 undecidable manual P 92 121.0899 50 0.03 44
GU.BHB.HHZ. 2024-08-11T21:14:52.61 0.1 undecidable manual S 34 62.7927 50 -0.25 95
GU.RRL.HHZ. 2024-08-11T21:14:52.34 0.1 undecidable manual S 358 61.6938 50 -0.23 95
GU.CANO.HHZ. 2024-08-11T21:14:52.04 0.1 positive manual P 98 113.7972 50 0.16 87
GU.IMI.HHZ. 2024-08-11T21:14:50.13 0.6 negative manual P 120 99.123 50 0.51 42
4P.IT06A.HHZ. 2024-08-11T21:14:48.23 0.3 negative manual P 77 85.9473 50 0.63 61
RD.ORIF.BHZ. 2024-08-11T21:14:48.84 1.0 positive manual P 310 96.3258 50 -0.34 22
GU.GBOS.HHZ. 2024-08-11T21:14:46.88 0.3 negative manual P 99 82.0512 50 -0.1 70
FR.SAOF.HHZ.00 2024-08-11T21:14:45.74 0.3 negative manual P 126 71.8725 50 0.33 69
GU.STV.HHZ. 2024-08-11T21:14:45.80 0.1 undecidable manual S 108 42.2244 95 -0.87 80
GU.BHB.HHZ. 2024-08-11T21:14:43.56 0.6 positive manual P 34 62.7927 50 -0.46 45
GU.RRL.HHZ. 2024-08-11T21:14:43.65 0.1 undecidable manual P 358 61.6938 50 -0.21 96
GU.PZZ.HHZ. 2024-08-11T21:14:42.07 0.1 undecidable manual S 56 28.1496 97 0.29 100
GU.STV.HHZ. 2024-08-11T21:14:40.20 0.1 positive manual P 108 42.2244 95 -0.24 98
GU.PZZ.HHZ. 2024-08-11T21:14:38.03 0.1 positive manual P 56 28.1496 97 0.41 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHN. ML:1.6 0.000209 0.96 AML other m 2024-08-11T21:14:42.57
GU.PZZ.HHE. ML:1.6 0.000234 0.6 AML other m 2024-08-11T21:14:43.09
GU.STV.HHN. ML:1.3 0.00006775000000000001 0.38 AML other m 2024-08-11T21:14:45.57
GU.STV.HHE. ML:1.1 0.0000461 0.88 AML other m 2024-08-11T21:14:46.14
GU.RRL.HHE. ML:1.4 0.000051500000000000005 1.54 AML other m 2024-08-11T21:14:51.77
GU.RRL.HHN. ML:1.6 0.00007419999999999999 0.54 AML other m 2024-08-11T21:14:52.54
RD.ORIF.BHN. ML:1.2 0.000016300000000000003 1.48 AML other m 2024-08-11T21:14:53.07
FR.SAOF.HHN.00 ML:1.4 0.0000451 0.24 AML other m 2024-08-11T21:14:55.59
FR.SAOF.HHE.00 ML:1.3 0.0000349 0.26 AML other m 2024-08-11T21:14:55.86
GU.GBOS.HHN. ML:1.4 0.0000339 0.78 AML other m 2024-08-11T21:14:57.80
GU.GBOS.HHE. ML:1.4 0.00003345 0.16 AML other m 2024-08-11T21:14:57.75
GU.IMI.HHN. ML:1.6 0.0000431 1.24 AML other m 2024-08-11T21:15:03.74
GU.IMI.HHE. ML:1.5 0.00003555 1.2 AML other m 2024-08-11T21:15:04.68
GU.CANO.HHN. ML:1.7 0.00004435 1.46 AML other m 2024-08-11T21:15:06.24
RD.ORIF.BHE. ML:1.2 0.0000152 0.84 AML other m 2024-08-11T21:15:07.13
GU.CANO.HHE. ML:1.9 0.0000592 0.38 AML other m 2024-08-11T21:15:09.30
4P.IT06A.HHE. ML:1.7 0.00006654999999999999 1.3 AML other m 2024-08-11T21:15:11.31
4P.IT06A.HHN. ML:1.7 0.00006709999999999999 0.84 AML other m 2024-08-11T21:15:15.53
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download