Earthquake with magnitude of ML 1.0 on date 06-08-2024 and time 12:56:59 (Italy) in region Costa Ligure Occidentale (Imperia)

A magnitude ML 1.0 earthquake occured in region: Costa Ligure Occidentale (Imperia), on

  • 06-08-2024 10:56:59 (UTC)
  • 06-08-2024 12:56:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7910, 7.5070 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
Ventimiglia IM 8 24310 24310
Airole IM 10 407 24717
Olivetta San Michele IM 10 211 24928
Camporosso IM 10 5632 30560
Vallecrosia IM 11 6956 37516
Dolceacqua IM 12 2074 39590
San Biagio della Cima IM 12 1329 40919
Soldano IM 13 977 41896
Vallebona IM 13 1310 43206
Bordighera IM 13 10469 53675
Rocchetta Nervina IM 14 298 53973
Isolabona IM 15 679 54652
Seborga IM 16 315 54967
Apricale IM 16 629 55596
Perinaldo IM 16 870 56466
Ospedaletti IM 17 3367 59833

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km W of Sanremo (54807 inhabitants)
67 Km S of Cuneo (56081 inhabitants)
97 Km SW of Savona (61345 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 1.0 2024-08-06
10:56:59
43.7907 7.5067 3 2024-08-06
11:02:40
Sala Sismica INGV-Roma 130455101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-08-06 10:56:59 ± 0.24
Latitude 43.7907 ± 0.0126
Longitude 7.5067 ± 0.0162
Depth (km) 3 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 130455101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1454
Semi-minor axis of confidence ellipse (meter) 1127
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 201
Circular confidence region, given by single value of horizontal uncertainty (meter) 1450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 199
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.05850
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 130455101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-08-06 11:02:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SFI.EHZ. 2024-08-06T10:58:30.24 3.0 undecidable manual Sn -0.01 0
IV.CAMP.HHZ. 2024-08-06T10:58:25.55 3.0 undecidable manual Pg 17.969999 0
IV.MTRZ.HNZ. 2024-08-06T10:58:24.36 3.0 undecidable manual Sn 0.38 0
MN.TRI.HHZ. 2024-08-06T10:58:20.81 3.0 negative manual Pn 7.43 0
IV.PIEI.HHZ. 2024-08-06T10:58:07.36 3.0 positive manual Pg 10.96 0
IV.TOLF.HHZ. 2024-08-06T10:58:03.88 3.0 undecidable manual Pn 7.31 0
IV.MTRZ.HNZ. 2024-08-06T10:57:56.17 3.0 undecidable manual Pg 10.22 0
GU.POPM.HHZ. 2024-08-06T10:57:46.24 3.0 positive manual Pg 7.39 0
GU.PCP.HHZ. 2024-08-06T10:57:21.51 3.0 positive manual P 0.09 0
GU.BHB.HHZ. 2024-08-06T10:57:20.48 0.6 positive manual P 351 117.4935 50 -0.01 42
GU.PZZ.HHZ. 2024-08-06T10:57:15.70 0.1 undecidable manual P 339 85.248 50 0.17 86
GU.CANO.HHZ. 2024-08-06T10:57:14.60 0.6 undecidable manual P 51 74.37 50 0.75 37
FR.ENAUX.HHE.00 2024-08-06T10:57:12.72 0.1 undecidable manual P 302 68.1762 50 -0.17 89
GU.IMI.HHZ. 2024-08-06T10:57:11.43 0.6 undecidable manual S 67 33.6441 95 -0.25 46
GU.RORO.HHZ. 2024-08-06T10:57:11.40 0.6 undecidable manual P 51 57.1983 50 0.2 45
GU.GBOS.HHE. 2024-08-06T10:57:10.48 0.1 undecidable manual P 28 56.5989 50 -0.63 80
GU.IMI.HHZ. 2024-08-06T10:57:07.48 0.6 positive manual P 67 33.6441 95 0.76 40
FR.SAOF.HHZ.00 2024-08-06T10:57:07.35 0.6 undecidable manual S 10 21.9669 98 -0.31 47
FR.SAOF.HHZ.00 2024-08-06T10:57:04.77 0.1 negative manual P 10 21.9669 98 0.37 93
GU.BIGN.EHZ. 2024-08-06T10:57:04.04 0.1 undecidable manual P 64 20.4684 99 -0.07 99
GU.BURY.HHZ. 2024-08-06T10:57:01.73 0.6 undecidable manual S 103 4.0959 128 -0.03 51
GU.BURY.HHZ. 2024-08-06T10:57:00.85 0.1 positive manual P 103 4.0959 128 -0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.BIGN.EHE. ML:0.0 0.00007714999999999999 0.48 AML other m 2024-08-06T10:57:05.30
GU.BIGN.EHN. ML:0.0 0.00007205 1.5 AML other m 2024-08-06T10:57:08.22
FR.SAOF.HHE.00 ML:0.9 0.00005605 0.42 AML other m 2024-08-06T10:57:09.52
FR.SAOF.HHN.00 ML:0.8 0.00005095 0.32 AML other m 2024-08-06T10:57:11.23
GU.IMI.HHN. ML:0.9 0.00003685 0.86 AML other m 2024-08-06T10:57:13.51
GU.IMI.HHE. ML:1.0 0.00003955 1.12 AML other m 2024-08-06T10:57:13.98
GU.RORO.HHE. ML:1.0 0.000019549999999999997 0.18 AML other m 2024-08-06T10:57:17.36
GU.CANO.HHE. ML:1.7 0.00008085 0.94 AML other m 2024-08-06T10:57:17.38
GU.RORO.HHN. ML:1.0 0.0000183 0.88 AML other m 2024-08-06T10:57:20.23
GU.CANO.HHN. ML:1.8 0.00009285000000000001 0.28 AML other m 2024-08-06T10:57:21.22
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