A magnitude ML 1.4 earthquake occured in region: 4 km SE Antrona Schieranco (VB), on
and geographic coordinates (lat, lon) 46.0390, 8.1560 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Antrona Schieranco | VB | 4 | 428 | 428 |
Calasca-Castiglione | VB | 4 | 649 | 1077 |
Borgomezzavalle | VB | 5 | 318 | 1395 |
Bannio Anzino | VB | 6 | 475 | 1870 |
Montescheno | VB | 7 | 413 | 2283 |
Vanzone con San Carlo | VB | 7 | 407 | 2690 |
Pallanzeno | VB | 8 | 1133 | 3823 |
Piedimulera | VB | 8 | 1528 | 5351 |
Villadossola | VB | 9 | 6653 | 12004 |
Pieve Vergonte | VB | 10 | 2593 | 14597 |
Ceppo Morelli | VB | 10 | 321 | 14918 |
Bognanco | VB | 10 | 219 | 15137 |
Vogogna | VB | 11 | 1731 | 16868 |
Beura-Cardezza | VB | 12 | 1485 | 18353 |
Domodossola | VB | 14 | 18192 | 36545 |
Premosello-Chiovenda | VB | 14 | 2035 | 38580 |
Rimella | VC | 15 | 134 | 38714 |
Anzola d'Ossola | VB | 16 | 427 | 39141 |
Macugnaga | VB | 16 | 557 | 39698 |
Fobello | VC | 17 | 196 | 39894 |
Carcoforo | VC | 17 | 78 | 39972 |
Trontano | VB | 17 | 1660 | 41632 |
Masera | VB | 17 | 1529 | 43161 |
Cervatto | VC | 17 | 47 | 43208 |
Crevoladossola | VB | 17 | 4655 | 47863 |
Massiola | VB | 19 | 127 | 47990 |
Montecrestese | VB | 19 | 1266 | 49256 |
Trasquera | VB | 20 | 194 | 49450 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2023-05-11 07:57:13 |
46.0392 | 8.1557 | 11 | 2023-05-11 08:05:42 |
Sala Sismica INGV-Roma | 117240471 |
Field | Value |
---|---|
Time (UTC) | 2023-05-11 07:57:13 ± 0.13 |
Latitude | 46.0392 ± 0.0018 |
Longitude | 8.1557 ± 0.0052 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 117240471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 409 |
Semi-minor axis of confidence ellipse (meter) | 142 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 78 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 97 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.85166 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 117240471 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-11 08:05:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.HHZ. | 2023-05-11T07:58:51.39 | 3.0 | undecidable | manual | Sn | 0.42 | 0 | |||
IV.MCI.EHZ. | 2023-05-11T07:58:49.42 | 3.0 | negative | manual | Pn | 3.83 | 0 | |||
OX.SABO.HNZ. | 2023-05-11T07:58:30.77 | 3.0 | undecidable | manual | Pg | 16.709999 | 0 | |||
IV.CELB.HHZ. | 2023-05-11T07:58:12.99 | 3.0 | negative | manual | Pn | 2.08 | 0 | |||
IV.OSSC.HHZ. | 2023-05-11T07:58:04.90 | 3.0 | undecidable | manual | Pn | -2.51 | 0 | |||
MN.BNI.HHZ. | 2023-05-11T07:57:41.27 | 3.0 | negative | manual | Pg | 0.9 | 0 | |||
CH.BNALP.HHE. | 2023-05-11T07:57:41.92 | 0.6 | undecidable | manual | S | 12 | 94.5387 | 50 | 0.28 | 47 |
IV.MRGE.HHZ. | 2023-05-11T07:57:40.07 | 0.3 | undecidable | manual | S | 251 | 89.6436 | 50 | -0.27 | 62 |
GU.REMY.HHE. | 2023-05-11T07:57:37.49 | 0.6 | undecidable | manual | S | 254 | 80.2641 | 50 | -0.35 | 41 |
GU.CIRO.HHZ. | 2023-05-11T07:57:34.26 | 0.6 | undecidable | manual | S | 223 | 66.4779 | 50 | 0.1 | 48 |
CH.MUGIO.HHZ. | 2023-05-11T07:57:34.63 | 0.6 | undecidable | manual | S | 100 | 69.5748 | 50 | -0.35 | 43 |
GU.TRAV.HHZ. | 2023-05-11T07:57:33.94 | 0.6 | undecidable | manual | S | 209 | 66.4779 | 50 | -0.23 | 44 |
CH.DIX.HHZ. | 2023-05-11T07:57:31.20 | 0.6 | undecidable | manual | S | 275 | 57.6978 | 50 | -0.63 | 38 |
CH.FUSIO.HHZ. | 2023-05-11T07:57:31.87 | 0.6 | undecidable | manual | S | 40 | 60.3951 | 50 | -0.66 | 39 |
IV.MRGE.HHZ. | 2023-05-11T07:57:30.15 | 0.1 | undecidable | manual | P | 251 | 89.6436 | 50 | 0.96 | 82 |
CH.BNALP.HHE. | 2023-05-11T07:57:30.42 | 0.1 | undecidable | manual | P | 12 | 94.5387 | 50 | 0.48 | 91 |
IV.VARE.HHE. | 2023-05-11T07:57:29.98 | 0.6 | undecidable | manual | S | 112 | 51.0156 | 50 | -0.07 | 48 |
GU.REMY.HHE. | 2023-05-11T07:57:27.59 | 0.1 | undecidable | manual | P | 254 | 80.2641 | 50 | -0.16 | 89 |
CH.MUGIO.HHZ. | 2023-05-11T07:57:26.65 | 0.6 | positive | manual | P | 100 | 69.5748 | 50 | 0.56 | 47 |
GU.CIRO.HHZ. | 2023-05-11T07:57:25.84 | 0.6 | positive | manual | P | 223 | 66.4779 | 50 | 0.22 | 49 |
GU.TRAV.HHZ. | 2023-05-11T07:57:25.88 | 0.1 | undecidable | manual | P | 209 | 66.4779 | 50 | 0.25 | 99 |
CH.FUSIO.HHZ. | 2023-05-11T07:57:24.62 | 0.6 | positive | manual | P | 40 | 60.3951 | 50 | -0.06 | 48 |
CH.DIX.HHZ. | 2023-05-11T07:57:24.52 | 0.6 | positive | manual | P | 275 | 57.6978 | 50 | 0.25 | 50 |
GU.SATI.HHZ. | 2023-05-11T07:57:23.72 | 0.6 | undecidable | manual | S | 231 | 28.6491 | 50 | -0.35 | 45 |
IV.VARE.HHE. | 2023-05-11T07:57:23.36 | 0.1 | undecidable | manual | P | 112 | 51.0156 | 50 | 0.11 | 100 |
GU.SATI.HHZ. | 2023-05-11T07:57:19.99 | 1.0 | undecidable | manual | P | 231 | 28.6491 | 50 | 0.2 | 26 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.SATI.HNN. | ML:1.5 | 0.000152 | 0.86 | AML | other | m | 2023-05-11T07:57:23.46 |
GU.SATI.HNE. | ML:1.5 | 0.000167 | 1.74 | AML | other | m | 2023-05-11T07:57:23.04 |
GU.SATI.HHE. | ML:1.5 | 0.00016299999999999998 | 1.74 | AML | other | m | 2023-05-11T07:57:23.91 |
GU.SATI.HHN. | ML:1.4 | 0.000131 | 0.08 | AML | other | m | 2023-05-11T07:57:24.45 |
CH.FUSIO.HHE. | ML:0.0 | 0.0000282 | 0.24 | AML | other | m | 2023-05-11T07:57:33.71 |
CH.FUSIO.HHN. | ML:0.0 | 0.000026349999999999997 | 1.26 | AML | other | m | 2023-05-11T07:57:33.13 |
GU.TRAV.HHE. | ML:1.4 | 0.000043450000000000006 | 0.76 | AML | other | m | 2023-05-11T07:57:36.24 |
GU.TRAV.HHN. | ML:1.4 | 0.000046450000000000004 | 1.1 | AML | other | m | 2023-05-11T07:57:36.99 |