A magnitude ML 1.2 earthquake occured in region: V3 Monte Bianco (ITALIA, FRANCIA, SVIZZERA), on
and geographic coordinates (lat, lon) 46.0080, 6.9520 at 9 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.
No Italian municipalities within 20 km distance.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-07-07 15:33:58 |
46.0078 | 6.9522 | 9 | 2021-07-07 15:39:02 |
Sala Sismica INGV-Roma | 92366181 |
Field | Value |
---|---|
Time (UTC) | 2021-07-07 15:33:58 ± 0.25 |
Latitude | 46.0078 ± 0.0090 |
Longitude | 6.9522 ± 0.0220 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 92366181 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1697 |
Semi-minor axis of confidence ellipse (meter) | 890 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 279 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1700.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 253 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.16368 |
Epicentral distance of station farthest from the epicenter (degree) | 0.74284 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 92366181 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-07-07 15:39:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.CIRO.HHE. | 2021-07-07T15:34:19.39 | 0.3 | undecidable | manual | S | 133 | 65.5899 | 50 | 0.3 | 65 |
GU.LSD.HHZ. | 2021-07-07T15:34:17.72 | 0.6 | undecidable | manual | S | 167 | 62.3931 | 50 | -0.54 | 41 |
GU.TRAV.HHZ. | 2021-07-07T15:34:12.85 | 0.3 | undecidable | manual | P | 132 | 82.4508 | 50 | -0.17 | 65 |
GU.CIRO.HHE. | 2021-07-07T15:34:10.74 | 0.3 | undecidable | manual | P | 133 | 65.5899 | 50 | 0.32 | 65 |
CH.DIX.HHZ. | 2021-07-07T15:34:10.91 | 0.6 | undecidable | manual | S | 77 | 36.0417 | 50 | -0.29 | 46 |
GU.LSD.HHZ. | 2021-07-07T15:34:10.26 | 0.6 | undecidable | manual | P | 167 | 62.3931 | 50 | 0.33 | 43 |
IV.MRGE.HHZ. | 2021-07-07T15:34:08.60 | 0.3 | undecidable | manual | S | 162 | 27.75 | 107 | -0.03 | 74 |
GU.BLANC.HHE. | 2021-07-07T15:34:05.42 | 0.3 | undecidable | manual | S | 184 | 18.1707 | 115 | -0.12 | 74 |
CH.DIX.HHZ. | 2021-07-07T15:34:05.81 | 0.1 | undecidable | manual | P | 77 | 36.0417 | 50 | -0.05 | 97 |
IV.MRGE.HHZ. | 2021-07-07T15:34:04.47 | 0.6 | positive | manual | P | 162 | 27.75 | 107 | 0.09 | 49 |
GU.BLANC.HHE. | 2021-07-07T15:34:02.63 | 0.1 | undecidable | manual | P | 184 | 18.1707 | 115 | 0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MRGE.HHE. | ML:1.2 | 0.00008245 | 0.26 | AML | other | m | 2021-07-07T15:34:08.90 |
IV.MRGE.HHN. | ML:1.2 | 0.00009065000000000001 | 0.28 | AML | other | m | 2021-07-07T15:34:08.81 |