Earthquake with magnitude of ML 2.1 on date 27-02-2022 and time 16:47:16 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude ML 2.1 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 27-02-2022 16:47:16 (UTC)
  • 27-02-2022 17:47:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0790, 7.2750 at 9 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km SW of Cuneo (56081 inhabitants)
50 Km NW of Sanremo (54807 inhabitants)
100 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
Bulletin
Rev1000
ML 2.1 2022-02-27
16:47:16
44.0792 7.2753 9 2022-07-08
12:33:59
Bollettino Sismico Italiano INGV 105086661
Reviewed
Rev100
ML 2.1 2022-02-27
16:47:16
44.0828 7.2753 9 2022-02-27
16:52:21
Sala Sismica INGV-Roma 101515271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-27 16:47:16 ± 0.29
Latitude 44.0792 ± 0.0135
Longitude 7.2753 ± 0.0188
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 105086661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1893
Semi-minor axis of confidence ellipse (meter) 189
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 46
Circular confidence region, given by single value of horizontal uncertainty (meter) 1890.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 171
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.97761
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 105086661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-06 13:40:42

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 101515271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-27 16:52:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SACR.HNZ. 2022-02-27T16:49:03.61 3.0 undecidable manual Pg 18.07 0
IV.MURB.HHZ. 2022-02-27T16:49:02.71 3.0 undecidable manual Sn 1.53 0
IV.MOCL.EHZ. 2022-02-27T16:48:47.65 3.0 undecidable manual Sg 12.79 0
IV.MPPT.EHZ. 2022-02-27T16:48:44.10 3.0 undecidable manual Sg 10.78 0
IV.RIBO.EHZ.01 2022-02-27T16:48:40.12 3.0 undecidable manual Sn 1.67 0
IV.TRIF.CHZ. 2022-02-27T16:48:02.74 3.0 undecidable manual Pn 2.41 0
IV.MOCL.EHZ. 2022-02-27T16:48:02.44 3.0 undecidable manual Pn 1.92 0
GU.PCP.HHZ. 2022-02-27T16:47:50.91 0.6 undecidable manual S 63 113.0979 50 0.99 32
RD.PGF.BHZ. 2022-02-27T16:47:50.35 0.3 undecidable manual P 140 219.5136 38 -0.7 34
GU.CIRO.HHZ. 2022-02-27T16:47:43.52 1.0 undecidable manual P 8 170.496 50 -1.21 12
GU.CANO.HHZ. 2022-02-27T16:47:40.19 0.6 undecidable manual S 79 77.8665 50 -0.32 43
RD.ORIF.BHZ. 2022-02-27T16:47:40.94 0.3 undecidable manual P 311 144.4443 50 0.23 58
MN.BNI.HHN. 2022-02-27T16:47:37.24 0.3 undecidable manual P 337 117.7932 50 0.63 55
GU.RORO.HHZ. 2022-02-27T16:47:36.17 0.3 undecidable manual S 86 63.1923 50 -0.41 66
GU.PCP.HHZ. 2022-02-27T16:47:36.76 0.3 undecidable manual P 63 113.0979 50 0.87 50
GU.PZZ.HHZ. 2022-02-27T16:47:31.81 0.3 undecidable manual S 345 49.1175 50 -1.01 53
GU.CANO.HHZ. 2022-02-27T16:47:30.96 0.3 undecidable manual P 79 77.8665 50 0.5 63
GU.RORO.HHZ. 2022-02-27T16:47:28.33 0.1 undecidable manual P 86 63.1923 50 0.14 93
GU.PZZ.HHZ. 2022-02-27T16:47:25.89 0.3 undecidable manual P 345 49.1175 50 -0.13 71
FR.SAOF.HHZ.00 2022-02-27T16:47:25.46 0.3 undecidable manual S 115 24.4533 109 -0.25 73
GU.STV.HHZ. 2022-02-27T16:47:23.72 0.3 undecidable manual S 12 18.87 115 -0.2 74
GU.STV.HHZ. 2022-02-27T16:47:21.06 0.1 positive manual P 12 18.87 115 0.18 99
FR.SAOF.HHZ.00 2022-02-27T16:47:21.81 0.1 positive manual P 115 24.4533 109 -0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.STV.HHN. ML:2.0 0.000781 0.22 AML other m 2022-02-27T16:47:23.78
GU.STV.HHE. ML:1.7 0.000374 1.66 AML other m 2022-02-27T16:47:24.87
FR.SAOF.HHN.00 ML:2.0 0.0006245000000000001 0.64 AML other m 2022-02-27T16:47:25.65
FR.SAOF.HHE.00 ML:1.8 0.00044050000000000003 1.16 AML other m 2022-02-27T16:47:26.06
GU.PZZ.HHN. ML:2.1 0.000375 0.36 AML other m 2022-02-27T16:47:32.11
GU.PZZ.HHE. ML:2.4 0.000621 0.16 AML other m 2022-02-27T16:47:32.12
GU.CANO.HHN. ML:2.4 0.000375 0.24 AML other m 2022-02-27T16:47:46.61
GU.CANO.HHE. ML:2.2 0.00023999999999999998 0.38 AML other m 2022-02-27T16:47:47.87
GU.PCP.HHN. ML:2.1 0.0001116 0.62 AML other m 2022-02-27T16:47:54.71
GU.PCP.HHE. ML:2.1 0.00009884999999999999 1.74 AML other m 2022-02-27T16:47:55.04
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
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