A magnitude ML 1.5 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.4940, 8.2330 at 8 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 |
---|---|---|---|---|
Formazza | VB | 20 | 445 | 445 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2017-12-02 00:40:04 |
46.4938 | 8.2332 | 8 | 2018-09-04 09:10:41 |
Bollettino Sismico Italiano INGV | 55108411 |
Reviewed Rev100 |
ML 1.5 | 2017-12-02 00:40:04 |
46.4947 | 8.2497 | 15 | 2017-12-02 00:50:56 |
Sala Sismica INGV-Roma | 52282751 |
Field | Value |
---|---|
Time (UTC) | 2017-12-02 00:40:04 ± 0.25 |
Latitude | 46.4938 ± 0.0162 |
Longitude | 8.2332 ± 0.0144 |
Depth (km) | 8 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 55108411 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1441 |
Semi-minor axis of confidence ellipse (meter) | 1298 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 12 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 145 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.79950 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.4 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 55108411 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2018-04-04 08:44:24 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.4 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 52282751 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-12-02 00:50:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MTRA.EHZ. | 2017-12-02T00:41:27.98 | 3.0 | positive | manual | Pn | 1.52 | 0 | |||
IV.RM33.EHZ. | 2017-12-02T00:41:25.39 | 3.0 | undecidable | manual | Pn | -2.36 | 0 | |||
IV.MGAB.HHZ. | 2017-12-02T00:41:21.11 | 3.0 | undecidable | manual | Pn | 4.7 | 0 | |||
IV.MNTV.HNZ. | 2017-12-02T00:41:17.85 | 3.0 | undecidable | manual | Sg | 1.16 | 0 | |||
IV.NDIM.HNZ. | 2017-12-02T00:40:50.43 | 3.0 | negative | manual | Pg | 2.18 | 0 | |||
CH.MUGIO.HHZ. | 2017-12-02T00:40:30.89 | 0.6 | undecidable | manual | S | 135 | 88.7445 | 50 | -0.49 | 25 |
MN.TUE.HNE. | 2017-12-02T00:40:29.88 | 0.6 | undecidable | manual | S | 91 | 85.1481 | 50 | -0.53 | 15 |
CH.DIX.HHZ. | 2017-12-02T00:40:27.77 | 0.6 | undecidable | manual | S | 234 | 78.1662 | 50 | -0.77 | 22 |
GU.SATI.HHZ. | 2017-12-02T00:40:26.56 | 0.6 | undecidable | manual | S | 202 | 74.0703 | 50 | -0.91 | 23 |
MN.TUE.HNE. | 2017-12-02T00:40:20.10 | 0.3 | undecidable | manual | P | 91 | 85.1481 | 50 | 0.59 | 64 |
CH.MUGIO.HHZ. | 2017-12-02T00:40:20.43 | 0.3 | undecidable | manual | P | 135 | 88.7445 | 50 | 0.36 | 66 |
CH.BNALP.HHZ. | 2017-12-02T00:40:18.58 | 0.6 | undecidable | manual | S | 19 | 44.2224 | 50 | -0.92 | 3 |
CH.DIX.HHZ. | 2017-12-02T00:40:18.60 | 0.1 | undecidable | manual | P | 234 | 78.1662 | 50 | 0.17 | 84 |
GU.SATI.HHZ. | 2017-12-02T00:40:17.92 | 0.1 | undecidable | manual | P | 202 | 74.0703 | 50 | 0.11 | 87 |
CH.FUSIO.HHZ. | 2017-12-02T00:40:15.65 | 0.6 | undecidable | manual | S | 97 | 33.1446 | 104 | -0.83 | 34 |
CH.MMK.HHN. | 2017-12-02T00:40:14.67 | 0.3 | undecidable | manual | P | 203 | 53.3022 | 50 | 0.06 | 67 |
CH.BNALP.HHZ. | 2017-12-02T00:40:13.35 | 0.1 | positive | manual | P | 19 | 44.2224 | 50 | 0.14 | 62 |
CH.FUSIO.HHZ. | 2017-12-02T00:40:11.53 | 0.1 | undecidable | manual | P | 97 | 33.1446 | 104 | 0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.FUSIO.HHN. | ML:1.4 | 0.0001076 | 0.12 | AML | other | m | 2017-12-02T00:40:16.17 |
CH.FUSIO.HHE. | ML:0.8 | 0.0000293 | 1.1 | AML | other | m | 2017-12-02T00:40:16.14 |
CH.DIX.HHE. | ML:1.8 | 0.000082 | 0.4 | AML | other | m | 2017-12-02T00:40:24.88 |
CH.DIX.HHN. | ML:1.7 | 0.00007519999999999998 | 0.4 | AML | other | m | 2017-12-02T00:40:27.90 |