Earthquake with magnitude of ML 0.9 on date 19-01-2023 and time 10:12:20 (UTC) in region 1 km N Champorcher (AO)

A magnitude ML 0.9 earthquake occured in region: 1 km N Champorcher (AO), on

  • 19-01-2023 10:12:20 (UTC)
  • 19-01-2023 11:12:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.6370, 7.6260 at 11 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
Champorcher AO 1 388 388
Issogne AO 5 1400 1788
Pontboset AO 6 185 1973
Champdepraz AO 6 712 2685
Verrès AO 6 2696 5381
Arnad AO 8 1273 6654
Montjovet AO 9 1801 8455
Challand-Saint-Victor AO 9 564 9019
Hône AO 9 1166 10185
Bard AO 10 119 10304
Emarèse AO 11 226 10530
Pontey AO 12 817 11347
Donnas AO 12 2563 13910
Challand-Saint-Anselme AO 12 751 14661
Châtillon AO 13 4772 19433
Saint-Vincent AO 13 4660 24093
Chambave AO 13 931 25024
Saint-Denis AO 14 378 25402
Pont-Saint-Martin AO 14 3840 29242
Valprato Soana TO 14 108 29350
Perloz AO 15 477 29827
Fénis AO 15 1813 31640
Carema TO 16 774 32414
Verrayes AO 16 1302 33716
Brusson AO 16 897 34613
Ronco Canavese TO 16 314 34927
Quincinetto TO 16 1031 35958
Nus AO 17 2984 38942
Lillianes AO 17 462 39404
Traversella TO 17 343 39747
Saint-Marcel AO 17 1362 41109
Fontainemore AO 18 440 41549
Tavagnasco TO 19 791 42340
Issime AO 19 423 42763
Settimo Vittone TO 19 1560 44323
Torgnon AO 19 558 44881
Antey-Saint-André AO 19 602 45483
La Magdeleine AO 19 109 45592
Ingria TO 19 52 45644
Trausella TO 20 119 45763
Vico Canavese TO 20 849 46612
Brissogne AO 20 1008 47620

Municipalities with at least 50000 inhabitants

An earthquake occurred to
63 Km N of Torino (890529 inhabitants)
71 Km N of Moncalieri (57294 inhabitants)
81 Km W of Novara (104380 inhabitants)
91 Km W of Gallarate (53343 inhabitants)
94 Km NW of Asti (76202 inhabitants)
95 Km W of Varese (80799 inhabitants)
96 Km W of Busto Arsizio (83106 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 0.9 2023-01-19
10:12:20
45.6372 7.6263 11 2023-01-19
10:28:06
Sala Sismica INGV-Roma 113676441
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-19 10:12:20 ± 0.21
Latitude 45.6372 ± 0.0261
Longitude 7.6263 ± 0.0514
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113676441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4500
Semi-minor axis of confidence ellipse (meter) 2040
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 239
Circular confidence region, given by single value of horizontal uncertainty (meter) 4500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.05396
Epicentral distance of station farthest from the epicenter (degree) 0.47484
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 113676441
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-19 10:28:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRGE.HHZ. 2023-01-19T10:12:35.19 0.6 undecidable manual S 289 46.2204 90 0.13 48
GU.LSD.HHZ. 2023-01-19T10:12:33.89 0.3 undecidable manual S 243 43.0236 90 -0.33 69
IV.MRGE.HHZ. 2023-01-19T10:12:29.40 0.3 undecidable manual P 289 46.2204 90 0.58 64
CH.MMK.HHE. 2023-01-19T10:12:29.28 0.3 undecidable manual P 30 52.7028 90 -0.55 64
CH.DIX.HHZ. 2023-01-19T10:12:29.07 0.3 undecidable manual P 341 51.9036 90 -0.63 62
GU.LSD.HHZ. 2023-01-19T10:12:28.87 0.3 undecidable manual P 243 43.0236 90 0.54 65
GU.TRAV.HHZ. 2023-01-19T10:12:27.04 0.3 undecidable manual S 146 16.6722 90 -0.15 75
GU.TRAV.HHZ. 2023-01-19T10:12:24.54 0.3 undecidable manual P 146 16.6722 90 0.27 73
GU.CIRO.HHZ. 2023-01-19T10:12:24.47 0.3 undecidable manual S 229 5.994 142 -0.18 76
GU.CIRO.HHZ. 2023-01-19T10:12:23.04 0.1 undecidable manual P 229 5.994 142 0.24 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.CIRO.HHE. ML:0.8 0.0000919 0.42 AML other m 2023-01-19T10:12:24.74
GU.CIRO.HHN. ML:0.9 0.00010625000000000001 0.12 AML other m 2023-01-19T10:12:24.78
GU.TRAV.HHN. ML:0.9 0.00007095 0.44 AML other m 2023-01-19T10:12:27.60
GU.TRAV.HHE. ML:1.0 0.00008185000000000001 0.18 AML other m 2023-01-19T10:12:27.90
GU.LSD.HHE. ML:0.9 0.000026011495 0.1792 AML other m 2023-01-19T10:12:36.02
GU.LSD.HHN. ML:0.8 0.000019723651500000003 0.1216 AML other m 2023-01-19T10:12:35.20
IV.MRGE.HHE. ML:0.7 0.00001559341 0.1024 AML other m 2023-01-19T10:12:36.14
IV.MRGE.HHN. ML:1.2 0.00004023052 2.0608 AML other m 2023-01-19T10:12:35.84
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