A magnitude ML 0.7 earthquake occured in region: 5 km W Macugnaga (VB), on
and geographic coordinates (lat, lon) 45.9620, 7.8990 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 |
---|---|---|---|---|
Macugnaga | VB | 6 | 557 | 557 |
Alagna Valsesia | VC | 12 | 408 | 965 |
Ceppo Morelli | VB | 13 | 321 | 1286 |
Carcoforo | VC | 13 | 78 | 1364 |
Rima San Giuseppe | VC | 14 | 59 | 1423 |
Riva Valdobbia | VC | 15 | 258 | 1681 |
Gressoney-La-Trinité | AO | 16 | 303 | 1984 |
Vanzone con San Carlo | VB | 17 | 407 | 2391 |
Rimasco | VC | 17 | 106 | 2497 |
Mollia | VC | 19 | 95 | 2592 |
Bannio Anzino | VB | 19 | 475 | 3067 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2023-08-13 04:26:08 |
45.9622 | 7.8987 | 11 | 2023-08-13 04:37:16 |
Sala Sismica INGV-Roma | 120075361 |
Field | Value |
---|---|
Time (UTC) | 2023-08-13 04:26:08 ± 0.18 |
Latitude | 45.9622 ± 0.0108 |
Longitude | 7.8987 ± 0.0207 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120075361 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1500 |
Semi-minor axis of confidence ellipse (meter) | 1094 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 87 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 98 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.44 |
Epicentral distance of station closest to the epicenter (degree) | 0.08903 |
Epicentral distance of station farthest from the epicenter (degree) | 0.72216 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 120075361 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-13 04:37:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
4P.IT02A.HHE. | 2023-08-13T04:26:24.07 | 0.6 | undecidable | manual | S | 136 | 51.9036 | 50 | -1.01 | 35 |
GU.TRAV.HHZ. | 2023-08-13T04:26:24.45 | 0.3 | undecidable | manual | S | 193 | 51.3153 | 50 | -0.46 | 66 |
CH.FUSIO.HHE. | 2023-08-13T04:26:23.37 | 0.3 | undecidable | manual | P | 47 | 80.1642 | 50 | 0.87 | 53 |
GU.CIRO.HHZ. | 2023-08-13T04:26:23.54 | 0.6 | undecidable | manual | S | 213 | 47.4192 | 50 | -0.34 | 45 |
CH.DIX.HHZ. | 2023-08-13T04:26:21.47 | 0.6 | undecidable | manual | S | 289 | 39.9267 | 50 | -0.42 | 45 |
4P.IT02A.HHE. | 2023-08-13T04:26:18.90 | 0.6 | undecidable | manual | P | 136 | 51.9036 | 50 | 0.75 | 39 |
GU.TRAV.HHZ. | 2023-08-13T04:26:18.30 | 0.3 | negative | manual | P | 193 | 51.3153 | 50 | 0.26 | 68 |
GU.CIRO.HHZ. | 2023-08-13T04:26:17.79 | 0.6 | negative | manual | P | 213 | 47.4192 | 50 | 0.34 | 45 |
CH.DIX.HHZ. | 2023-08-13T04:26:16.49 | 0.1 | negative | manual | P | 289 | 39.9267 | 50 | 0.19 | 94 |
CH.MMK.HHZ. | 2023-08-13T04:26:13.11 | 0.6 | undecidable | manual | S | 27 | 10.9779 | 134 | -0.89 | 40 |
GU.SATI.HHZ. | 2023-08-13T04:26:13.98 | 0.6 | undecidable | manual | S | 194 | 9.879 | 137 | 0.26 | 49 |
GU.SATI.HHZ. | 2023-08-13T04:26:12.08 | 1.0 | undecidable | manual | P | 194 | 9.879 | 137 | 0.49 | 23 |
CH.MMK.HHZ. | 2023-08-13T04:26:11.59 | 0.1 | positive | manual | P | 27 | 10.9779 | 134 | -0.16 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.MMK.HHE. | ML:0.5 | 0.0000349 | 0.14 | AML | other | m | 2023-08-13T04:26:13.13 |
CH.MMK.HHN. | ML:0.3 | 0.000027 | 0.08 | AML | other | m | 2023-08-13T04:26:13.15 |
GU.SATI.HHN. | ML:0.9 | 0.00008985 | 0.06 | AML | other | m | 2023-08-13T04:26:14.03 |
GU.SATI.HNN. | ML:0.9 | 0.00009025 | 0.08 | AML | other | m | 2023-08-13T04:26:14.03 |
GU.SATI.HNE. | ML:0.8 | 0.00007364999999999999 | 0.1 | AML | other | m | 2023-08-13T04:26:14.00 |
GU.SATI.HHE. | ML:0.8 | 0.0000837 | 0.58 | AML | other | m | 2023-08-13T04:26:14.00 |
CH.DIX.HHE. | ML:0.9 | 0.000028579649999999997 | 0.1696 | AML | other | m | 2023-08-13T04:26:21.78 |
CH.DIX.HHN. | ML:1.1 | 0.00003785898 | 0.5504 | AML | other | m | 2023-08-13T04:26:21.74 |
GU.CIRO.HHE. | ML:0.6 | 0.000008284421 | 1.2 | AML | other | m | 2023-08-13T04:26:23.48 |
GU.CIRO.HHN. | ML:0.7 | 0.000012931339999999999 | 0.2624 | AML | other | m | 2023-08-13T04:26:23.91 |
GU.TRAV.HHE. | ML:0.8 | 0.000014658354000000001 | 0.1216 | AML | other | m | 2023-08-13T04:26:24.58 |
GU.TRAV.HHN. | ML:0.6 | 0.000012279954999999998 | 0.5408 | AML | other | m | 2023-08-13T04:26:24.50 |