Earthquake with magnitude of ML 1.6 on date 14-01-2023 and time 07:03:46 (Italy) in region Confine Italia Svizzera (SVIZZERA)

A magnitude ML 1.6 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on

  • 14-01-2023 06:03:46 (UTC)
  • 14-01-2023 07:03:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.1190, 8.0360 at 11 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Antrona Schieranco VB 9 428 428
Bognanco VB 13 219 647
Borgomezzavalle VB 15 318 965
Montescheno VB 16 413 1378
Calasca-Castiglione VB 16 649 2027
Vanzone con San Carlo VB 16 407 2434
Ceppo Morelli VB 17 321 2755
Bannio Anzino VB 17 475 3230
Trasquera VB 17 194 3424
Macugnaga VB 17 557 3981
Villadossola VB 18 6653 10634
Pallanzeno VB 19 1133 11767
Varzo VB 20 2046 13813
Domodossola VB 20 18192 32005

Municipalities with at least 50000 inhabitants

An earthquake occurred to
70 Km W of Varese (80799 inhabitants)
78 Km NW of Gallarate (53343 inhabitants)
85 Km NW of Busto Arsizio (83106 inhabitants)
88 Km NW of Novara (104380 inhabitants)
88 Km W of Como (84495 inhabitants)
90 Km NW of Legnano (60262 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 1.6 2023-01-14
06:03:46
46.1192 8.0363 11 2024-03-01
17:17:54
Bollettino Sismico Italiano INGV 114162321
Reviewed
Rev100
ML 1.7 2023-01-14
06:03:46
46.1252 8.0322 11 2023-01-14
06:13:13
Sala Sismica INGV-Roma 113530391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-14 06:03:46 ± 0.14
Latitude 46.1192 ± 0.0072
Longitude 8.0363 ± 0.0091
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114162321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 959
Semi-minor axis of confidence ellipse (meter) 219
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 322
Circular confidence region, given by single value of horizontal uncertainty (meter) 960.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 26
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) 1.10976
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 113530391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-14 06:13:13

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 114162321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-02-06 15:05:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CTI.HHZ. 2023-01-14T06:05:10.82 3.0 undecidable manual Sg 13.02 0
CH.CTI.HHZ. 2023-01-14T06:04:48.87 3.0 undecidable manual P 0
GU.RSP.HHZ. 2023-01-14T06:04:22.81 0.3 undecidable manual S 209 123.1878 50 0.62 54
GU.LSD.HHZ. 2023-01-14T06:04:16.83 0.6 undecidable manual S 224 101.121 50 0.53 39
CH.BNALP.HHZ. 2023-01-14T06:04:12.62 0.6 undecidable manual S 19 88.4448 50 -0.3 42
IV.MRGE.HHZ. 2023-01-14T06:04:11.89 1.0 undecidable manual S 243 84.6486 50 0 23
CH.MUGIO.HHZ. 2023-01-14T06:04:10.52 0.3 undecidable manual S 105 80.4639 50 -0.26 65
GU.REMY.HHE. 2023-01-14T06:04:10.00 0.6 undecidable manual S 246 74.6697 50 0.77 37
GU.TRAV.HHZ. 2023-01-14T06:04:08.03 0.3 undecidable manual S 199 70.9734 50 -0.22 67
GU.CIRO.HHZ. 2023-01-14T06:04:07.59 0.6 undecidable manual S 212 67.7766 50 0.18 45
GU.RSP.HHZ. 2023-01-14T06:04:07.81 0.3 undecidable manual P 209 123.1878 50 0.59 55
IV.VARE.HHZ. 2023-01-14T06:04:05.84 0.6 undecidable manual S 116 63.0924 50 -0.29 44
CH.FUSIO.HHZ. 2023-01-14T06:04:04.87 0.3 undecidable manual S 52 60.7947 50 -0.66 60
GU.LSD.HHZ. 2023-01-14T06:04:04.02 0.3 undecidable manual P 224 101.121 50 0.2 63
CH.BNALP.HHZ. 2023-01-14T06:04:02.42 0.1 positive manual P 19 88.4448 50 0.55 79
IV.MRGE.HHZ. 2023-01-14T06:04:01.16 0.3 undecidable manual P 243 84.6486 50 -0.12 66
CH.DIX.HHZ. 2023-01-14T06:04:01.40 0.3 undecidable manual S 265 48.5181 50 -0.85 57
CH.MUGIO.HHZ. 2023-01-14T06:04:01.14 0.3 undecidable manual P 105 80.4639 50 0.5 62
GU.TRAV.HHZ. 2023-01-14T06:03:59.33 0.3 undecidable manual P 199 70.9734 50 0.16 68
GU.REMY.HHE. 2023-01-14T06:03:59.59 0.1 undecidable manual P 246 74.6697 50 -0.15 90
GU.CIRO.HHZ. 2023-01-14T06:03:58.88 0.3 undecidable manual P 212 67.7766 50 0.19 68
IV.VARE.HHZ. 2023-01-14T06:03:57.93 0.6 undecidable manual P 116 63.0924 50 -0.02 47
CH.FUSIO.HHZ. 2023-01-14T06:03:57.82 0.1 positive manual P 52 60.7947 50 0.22 91
GU.SATI.HNZ. 2023-01-14T06:03:56.52 0.1 undecidable manual S 206 29.9478 50 -0.79 80
CH.DIX.HHZ. 2023-01-14T06:03:55.59 0.1 undecidable manual P 265 48.5181 50 -0.12 95
GU.SATI.HNZ. 2023-01-14T06:03:52.97 0.1 positive manual P 206 29.9478 50 0.12 98
CH.MMK.HHZ. 2023-01-14T06:03:51.30 0.1 undecidable manual S 216 9.3795 139 -0.44 95
CH.MMK.HHZ. 2023-01-14T06:03:49.83 0.1 positive manual P 216 9.3795 139 0.19 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.MMK.HHE. ML:1.6 0.0005075 0.26 AML other m 2023-01-14T06:03:51.34
CH.MMK.HHN. ML:1.6 0.000558 0.1 AML other m 2023-01-14T06:03:51.52
GU.SATI.HNN. ML:1.7 0.0002353595 0.08 AML other m 2023-01-14T06:03:57.13
GU.SATI.HHN. ML:1.7 0.00023655795 0.08 AML other m 2023-01-14T06:03:57.13
GU.SATI.HNE. ML:1.7 0.0002619072 0.0896 AML other m 2023-01-14T06:03:57.27
GU.SATI.HHE. ML:1.7 0.00026298105 0.08 AML other m 2023-01-14T06:03:57.27
IV.VARE.HHN. ML:1.6 0.00007477131 0.16 AML other m 2023-01-14T06:04:06.49
CH.FUSIO.HHE. ML:1.5 0.00005895 0.16 AML other m 2023-01-14T06:04:06.87
CH.BNALP.HHN. ML:1.5 0.00003725 0.42 AML other m 2023-01-14T06:04:07.45
IV.VARE.HHE. ML:1.4 0.000046037350000000004 0.1792 AML other m 2023-01-14T06:04:08.22
CH.FUSIO.HHN. ML:1.5 0.0000675 0.56 AML other m 2023-01-14T06:04:09.93
GU.TRAV.HHN. ML:2.2 0.000266 0.08 AML other m 2023-01-14T06:04:10.66
GU.TRAV.HHE. ML:2.0 0.000144957 0.0992 AML other m 2023-01-14T06:04:10.82
GU.CIRO.HHN. ML:1.6 0.0000632557 0.1184 AML other m 2023-01-14T06:04:11.04
CH.MUGIO.HHE. ML:1.5 0.000039097165 0.2304 AML other m 2023-01-14T06:04:11.16
GU.CIRO.HHE. ML:1.6 0.00006644273000000001 0.16 AML other m 2023-01-14T06:04:11.49
CH.MUGIO.HHN. ML:1.7 0.00006565 0.16 AML other m 2023-01-14T06:04:12.27
IV.MRGE.HHN. ML:1.6 0.000042786485 0.0608 AML other m 2023-01-14T06:04:15.66
CH.BNALP.HHE. ML:1.4 0.000030050000000000002 0.5 AML other m 2023-01-14T06:04:15.80
IV.MRGE.HHE. ML:1.4 0.000032200485000000003 0.2208 AML other m 2023-01-14T06:04:17.41
GU.LSD.HHE. ML:1.8 0.00005813616 0.1216 AML other m 2023-01-14T06:04:20.80
GU.LSD.HHN. ML:1.8 0.000056234505000000005 0.08 AML other m 2023-01-14T06:04:20.98
GU.RSP.HNE. ML:2.2 0.0001229745065 0.56 AML other m 2023-01-14T06:04:23.98
GU.RSP.HHE. ML:1.4 0.000020773090000000002 0.16 AML other m 2023-01-14T06:04:25.81
GU.RSP.HNN. ML:2.2 0.00010537073000000001 1.68 AML other m 2023-01-14T06:04:25.03
GU.RSP.HHN. ML:1.4 0.000020771690000000002 0.1824 AML other m 2023-01-14T06:04:26.71
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