Earthquake with magnitude of Md 1.1 on date 16-10-2022 and time 05:35:24 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude Md 1.1 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 16-10-2022 05:35:24 (UTC)
  • 16-10-2022 07:35:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.0080, 7.4240 at 8 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
Olivetta San Michele IM 16 211 211
Airole IM 18 407 618
Rocchetta Nervina IM 19 298 916

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NW of Sanremo (54807 inhabitants)
44 Km S of Cuneo (56081 inhabitants)
91 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
Md 1.1 2022-10-16
05:35:24
44.0075 7.4238 8 2022-10-16
07:42:58
Sala Sismica INGV-Roma 110870631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-10-16 05:35:24 ± 0.3
Latitude 44.0075 ± 0.0108
Longitude 7.4238 ± 0.0213
Depth (km) 8 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 110870631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1869
Semi-minor axis of confidence ellipse (meter) 205
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 240
Circular confidence region, given by single value of horizontal uncertainty (meter) 1870.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 187
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.09533
Epicentral distance of station farthest from the epicenter (degree) 0.37951
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 3
Type of magnitude Md
Reference to an origin 110870631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-10-16 07:42:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.MGRO.HHZ. 2022-10-16T05:35:34.87 0.6 undecidable manual S 83 30.9468 105 -0.55 45
GU.BURY.HHZ. 2022-10-16T05:35:33.44 0.6 undecidable manual S 157 27.1506 107 -0.73 43
GU.STV.HHZ. 2022-10-16T05:35:33.61 0.6 undecidable manual S 344 27.4503 107 -0.67 43
GU.ENR.HHZ. 2022-10-16T05:35:33.05 0.6 undecidable manual S 359 24.6531 109 -0.28 49
GU.GBOS.HHZ. 2022-10-16T05:35:32.62 0.1 positive manual P 52 42.1245 50 0.03 100
GU.STV.HHZ. 2022-10-16T05:35:30.26 1.0 undecidable manual P 344 27.4503 107 0.19 25
GU.MGRO.HHZ. 2022-10-16T05:35:30.71 0.6 undecidable manual P 83 30.9468 105 -0.02 51
GU.ENR.HHZ. 2022-10-16T05:35:29.88 0.1 undecidable manual P 359 24.6531 109 0.35 96
GU.BURY.HHZ. 2022-10-16T05:35:29.98 1.0 positive manual P 157 27.1506 107 -0.03 26
FR.SAOF.HHZ.00 2022-10-16T05:35:29.12 0.6 undecidable manual S 103 10.5783 128 0.14 52
FR.SAOF.HHZ.00 2022-10-16T05:35:27.56 0.1 positive manual P 103 10.5783 128 0.55 94
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