A magnitude ML 0.9 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 45.9990, 7.7780 at 5 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Macugnaga | VB | 15 | 557 | 557 |
Valtournenche | AO | 18 | 2277 | 2834 |
Gressoney-La-Trinité | AO | 19 | 303 | 3137 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2021-10-18 06:32:36 |
45.9993 | 7.7777 | 5 | 2022-03-30 13:04:37 |
Bollettino Sismico Italiano INGV | 101051041 |
Reviewed Rev100 |
ML 0.9 | 2021-10-18 06:32:36 |
46.0142 | 7.7808 | 7 | 2021-10-18 06:39:38 |
Sala Sismica INGV-Roma | 96712301 |
Field | Value |
---|---|
Time (UTC) | 2021-10-18 06:32:36 ± 0.17 |
Latitude | 45.9993 ± 0.0108 |
Longitude | 7.7777 ± 0.0117 |
Depth (km) | 5 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 101051041 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 991 |
Semi-minor axis of confidence ellipse (meter) | 932 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 13 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 990.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 140 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.39 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.70147 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 101051041 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-02-16 13:50:40 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 96712301 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-18 06:39:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LRP.EHZ. | 2021-10-18T06:34:21.35 | 3.0 | undecidable | manual | Pg | 13.86 | 0 | |||
IV.BRSN.HNZ. | 2021-10-18T06:34:11.64 | 3.0 | undecidable | manual | Sn | -4.01 | 0 | |||
IV.ARRO.EHZ. | 2021-10-18T06:33:48.92 | 3.0 | negative | manual | Pn | -3.51 | 0 | |||
IV.CRND.HNZ. | 2021-10-18T06:33:27.72 | 3.0 | negative | manual | Pn | 2.17 | 0 | |||
GU.GBOS.HHZ. | 2021-10-18T06:33:27.45 | 3.0 | undecidable | manual | Sn | -4.57 | 0 | |||
IV.CAPR.HNZ. | 2021-10-18T06:33:24.70 | 3.0 | undecidable | manual | Sn | -3.78 | 0 | |||
IV.BAG8.EHZ. | 2021-10-18T06:33:16.34 | 3.0 | positive | manual | Pg | 5.58 | 0 | |||
FR.SAOF.HHZ.00 | 2021-10-18T06:33:11.02 | 3.0 | undecidable | manual | Pn | -0.59 | 0 | |||
GU.LSD.HHZ. | 2021-10-18T06:33:00.92 | 0.6 | undecidable | manual | S | 220 | 77.8665 | 50 | -0.05 | 44 |
IV.MRGE.HHZ. | 2021-10-18T06:32:55.98 | 0.3 | undecidable | manual | S | 246 | 60.8946 | 50 | -0.45 | 62 |
GU.TRAV.HHZ. | 2021-10-18T06:32:54.00 | 0.3 | undecidable | manual | S | 183 | 54.1014 | 50 | -0.61 | 61 |
GU.CIRO.HHZ. | 2021-10-18T06:32:52.42 | 0.6 | undecidable | manual | S | 200 | 46.9197 | 50 | -0.29 | 46 |
GU.LSD.HHZ. | 2021-10-18T06:32:51.21 | 0.3 | undecidable | manual | P | 220 | 77.8665 | 50 | 0.63 | 58 |
IV.MRGE.HHZ. | 2021-10-18T06:32:48.46 | 0.3 | undecidable | manual | P | 246 | 60.8946 | 50 | 0.5 | 63 |
GU.TRAV.HHZ. | 2021-10-18T06:32:47.19 | 0.1 | undecidable | manual | P | 183 | 54.1014 | 50 | 0.28 | 89 |
GU.CIRO.HHZ. | 2021-10-18T06:32:46.11 | 0.1 | undecidable | manual | P | 200 | 46.9197 | 50 | 0.29 | 88 |
CH.DIX.HHZ. | 2021-10-18T06:32:46.43 | 0.3 | undecidable | manual | S | 288 | 29.8479 | 100 | -0.48 | 66 |
CH.DIX.HHZ. | 2021-10-18T06:32:42.68 | 0.1 | undecidable | manual | P | 288 | 29.8479 | 100 | 0.21 | 94 |
CH.MMK.HHZ. | 2021-10-18T06:32:41.45 | 0.6 | undecidable | manual | S | 68 | 15.4734 | 108 | -0.6 | 42 |
CH.MMK.HHZ. | 2021-10-18T06:32:39.73 | 0.1 | undecidable | manual | P | 68 | 15.4734 | 108 | 0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.MMK.HHN. | ML:0.0 | 0.00001064 | 0.06 | AML | other | m | 2021-10-18T06:32:41.68 |
CH.MMK.HHE. | ML:0.0 | 0.00000981 | 0.06 | AML | other | m | 2021-10-18T06:32:41.68 |
CH.DIX.HHN. | ML:1.5 | 0.000175 | 0.2 | AML | other | m | 2021-10-18T06:32:46.67 |
CH.DIX.HHE. | ML:1.1 | 0.000066723475 | 1.8592 | AML | other | m | 2021-10-18T06:32:47.05 |
GU.CIRO.HHE. | ML:0.7 | 0.00001333 | 0.24 | AML | other | m | 2021-10-18T06:32:53.43 |
GU.CIRO.HHN. | ML:0.7 | 0.000013715 | 0.7 | AML | other | m | 2021-10-18T06:32:53.78 |
GU.TRAV.HHN. | ML:1.0 | 0.00002695 | 1.16 | AML | other | m | 2021-10-18T06:32:55.05 |
GU.TRAV.HHE. | ML:1.2 | 0.000037449999999999995 | 0.78 | AML | other | m | 2021-10-18T06:32:55.72 |
IV.MRGE.HHN. | ML:1.0 | 0.000020602655000000002 | 0.2816 | AML | other | m | 2021-10-18T06:32:56.69 |
IV.MRGE.HHE. | ML:0.9 | 0.000012990800000000001 | 1.6192 | AML | other | m | 2021-10-18T06:32:57.85 |
GU.LSD.HHE. | ML:0.8 | 0.0000077081795 | 0.1792 | AML | other | m | 2021-10-18T06:33:03.17 |
GU.LSD.HHN. | ML:0.5 | 0.000006840705 | 0.2016 | AML | other | m | 2021-10-18T06:33:03.70 |