Earthquake with magnitude of ML 1.0 on date 04-02-2024 and time 05:42:34 (Italy) in region 4 km NW Pigna (IM)

A magnitude ML 1.0 earthquake occured in region: 4 km NW Pigna (IM), on

  • 04-02-2024 04:42:34 (UTC)
  • 04-02-2024 05:42:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.9570, 7.6190 at 10 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
Pigna IM 5 859 859
Castel Vittorio IM 5 287 1146
Rocchetta Nervina IM 7 298 1444
Isolabona IM 9 679 2123
Apricale IM 9 629 2752
Bajardo IM 10 312 3064
Airole IM 11 407 3471
Perinaldo IM 11 870 4341
Olivetta San Michele IM 12 211 4552
Dolceacqua IM 12 2074 6626
Triora IM 12 355 6981
Molini di Triora IM 13 617 7598
Soldano IM 15 977 8575
Ceriana IM 15 1250 9825
San Biagio della Cima IM 16 1329 11154
Seborga IM 16 315 11469
Camporosso IM 16 5632 17101
Vallebona IM 16 1310 18411
Briga Alta CN 18 39 18450
Vallecrosia IM 18 6956 25406
Montalto Ligure IM 18 377 25783
Ventimiglia IM 18 24310 50093
Badalucco IM 19 1136 51229
Ospedaletti IM 19 3367 54596
Carpasio IM 20 168 54764
Bordighera IM 20 10469 65233

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of Sanremo (54807 inhabitants)
49 Km S of Cuneo (56081 inhabitants)
79 Km W 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 2024-02-04
04:42:34
43.9568 7.6187 10 2024-02-04
04:59:41
Sala Sismica INGV-Roma 125021961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-04 04:42:34 ± 0.09
Latitude 43.9568 ± 0.0081
Longitude 7.6187 ± 0.0062
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125021961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 906
Semi-minor axis of confidence ellipse (meter) 489
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 197
Circular confidence region, given by single value of horizontal uncertainty (meter) 910.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 0.88403
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 125021961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-04 04:59:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.PCP.HHE. 2024-02-04T04:43:03.17 0.6 undecidable manual S 48 98.124 50 0.12 43
GU.PZZ.HHE. 2024-02-04T04:42:56.44 0.6 undecidable manual S 327 72.8715 50 0.12 45
IV.QLNO.HHE. 2024-02-04T04:42:55.83 0.6 undecidable manual S 55 70.7736 50 0.07 46
GU.PCP.HHE. 2024-02-04T04:42:51.13 0.1 undecidable manual P 48 98.124 50 0.33 82
GU.CANO.HHE. 2024-02-04T04:42:51.76 0.3 undecidable manual S 60 56.5989 50 -0.2 68
GU.PZZ.HHE. 2024-02-04T04:42:47.09 0.6 undecidable manual P 327 72.8715 50 0.18 44
GU.RORO.HHE. 2024-02-04T04:42:47.01 0.3 undecidable manual S 64 39.7269 50 -0.44 67
IV.QLNO.HHE. 2024-02-04T04:42:47.04 0.1 undecidable manual P 55 70.7736 50 0.45 84
GU.GBOS.HHZ. 2024-02-04T04:42:46.07 0.3 undecidable manual S 29 36.1416 50 -0.44 67
GU.STV.HHZ. 2024-02-04T04:42:46.94 0.6 undecidable manual S 324 39.5271 50 -0.48 44
GU.ENR.HHZ. 2024-02-04T04:42:45.50 0.3 undecidable manual S 332 34.2435 50 -0.49 67
GU.CANO.HHE. 2024-02-04T04:42:44.69 0.3 undecidable manual P 60 56.5989 50 0.29 67
GU.IMI.HHZ. 2024-02-04T04:42:42.06 0.6 undecidable manual S 103 22.5552 113 -0.5 45
GU.RORO.HHE. 2024-02-04T04:42:41.86 0.1 undecidable manual P 64 39.7269 50 0.07 97
GU.STV.HHZ. 2024-02-04T04:42:41.81 0.1 undecidable manual P 324 39.5271 50 0.04 97
GU.GBOS.HHZ. 2024-02-04T04:42:41.46 0.1 undecidable manual P 29 36.1416 50 0.21 94
GU.BURY.HHZ. 2024-02-04T04:42:41.47 0.6 undecidable manual S 194 19.9689 116 -0.27 48
GU.ENR.HHZ. 2024-02-04T04:42:41.30 0.3 undecidable manual P 332 34.2435 50 0.35 69
GU.IMI.HHZ. 2024-02-04T04:42:39.01 0.1 undecidable manual P 103 22.5552 113 0.04 100
GU.BURY.HHZ. 2024-02-04T04:42:38.37 0.6 undecidable manual P 194 19.9689 116 -0.13 49
FR.SAOF.HHZ.00 2024-02-04T04:42:37.75 0.6 undecidable manual S 302 6.1938 147 -0.26 49
FR.SAOF.HHZ.00 2024-02-04T04:42:36.56 0.3 undecidable manual P 302 6.1938 147 0.22 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
FR.SAOF.HHE.00 ML:1.5 0.00054467345 0.0576 AML other m 2024-02-04T04:42:37.83
FR.SAOF.HHN.00 ML:1.5 0.0004966971 0.0576 AML other m 2024-02-04T04:42:37.98
GU.BURY.HNE. ML:0.9 0.000055252335 0.8992 AML other m 2024-02-04T04:42:41.43
GU.BURY.HNN. ML:0.9 0.00006459240000000001 0.3392 AML other m 2024-02-04T04:42:42.27
GU.BURY.HHE. ML:0.9 0.000059300185 0.2784 AML other m 2024-02-04T04:42:42.67
GU.BURY.HHN. ML:0.7 0.000034931145 0.0576 AML other m 2024-02-04T04:42:42.13
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