A magnitude ML 1.4 earthquake occured in region: Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.8650, 8.8430 at 10 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.
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 |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2021-12-12 09:54:05 |
46.8653 | 8.843 | 10 | 2022-03-30 13:04:29 |
Bollettino Sismico Italiano INGV | 99681291 |
Reviewed Rev100 |
ML 1.4 | 2021-12-12 09:54:05 |
46.8643 | 8.8452 | 10 | 2021-12-12 10:04:31 |
Sala Sismica INGV-Roma | 98423371 |
Field | Value |
---|---|
Time (UTC) | 2021-12-12 09:54:05 ± 0.16 |
Latitude | 46.8653 ± 0.0135 |
Longitude | 8.8430 ± 0.0132 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 99681291 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1510 |
Semi-minor axis of confidence ellipse (meter) | 880 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 340 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1510.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 152 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.37 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.26175 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.0 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 98423371 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-12 10:04:31 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.0 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 99681291 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-01-31 11:17:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CAMP.HHZ. | 2021-12-12T09:55:56.28 | 3.0 | undecidable | manual | Sn | -5.71 | 0 | |||
IV.MTSN.HNZ. | 2021-12-12T09:55:48.08 | 3.0 | undecidable | manual | Pn | 0.24 | 0 | |||
IV.CDRU.HHZ. | 2021-12-12T09:55:39.82 | 3.0 | undecidable | manual | Pn | -2.83 | 0 | |||
IV.CAFE.HHZ. | 2021-12-12T09:55:33.84 | 3.0 | negative | manual | Pn | -2.35 | 0 | |||
IT.SULP.HGZ. | 2021-12-12T09:55:26.28 | 3.0 | positive | manual | Pg | 9.76 | 0 | |||
IV.FAGN.HHZ. | 2021-12-12T09:55:20.03 | 3.0 | positive | manual | Pn | 7.54 | 0 | |||
IV.BARO.EHZ. | 2021-12-12T09:55:19.56 | 3.0 | undecidable | manual | Pg | 14.36 | 0 | |||
IV.VCEL.EHZ. | 2021-12-12T09:55:15.71 | 3.0 | positive | manual | Pn | 3.15 | 0 | |||
IV.MC2.EHZ. | 2021-12-12T09:55:13.98 | 3.0 | positive | manual | Pg | 11.03 | 0 | |||
IV.SSFR.HNZ. | 2021-12-12T09:55:08.70 | 3.0 | negative | manual | Pg | 13.94 | 0 | |||
IV.PP3.EHZ. | 2021-12-12T09:55:04.93 | 3.0 | positive | manual | Pn | 4.23 | 0 | |||
IV.MURB.HHZ. | 2021-12-12T09:54:58.39 | 3.0 | undecidable | manual | Pn | 3.2 | 0 | |||
IV.FRON.EHZ. | 2021-12-12T09:54:49.15 | 3.0 | undecidable | manual | Pn | -4.38 | 0 | |||
IV.IMOL.HNZ. | 2021-12-12T09:54:44.21 | 3.0 | negative | manual | Pg | 5.7 | 0 | |||
CH.MMK.HHE. | 2021-12-12T09:54:38.30 | 1.0 | undecidable | manual | S | 217 | 112.5984 | 50 | -0.02 | 22 |
CH.MUGIO.HHZ. | 2021-12-12T09:54:36.00 | 1.0 | undecidable | manual | S | 172 | 105.7164 | 50 | -0.49 | 20 |
IV.TEOL.HHZ. | 2021-12-12T09:54:32.79 | 3.0 | undecidable | manual | Pg | 4.21 | 0 | |||
CH.DAVOX.HHZ. | 2021-12-12T09:54:29.15 | 1.0 | undecidable | manual | S | 96 | 79.2651 | 50 | -0.26 | 22 |
CH.DIX.HHN. | 2021-12-12T09:54:29.48 | 0.3 | undecidable | manual | P | 232 | 140.0487 | 50 | 0.78 | 50 |
IV.SBPO.HNZ. | 2021-12-12T09:54:24.17 | 3.0 | positive | manual | P | -2.1 | 0 | |||
CH.MMK.HHE. | 2021-12-12T09:54:24.93 | 0.6 | undecidable | manual | P | 217 | 112.5984 | 50 | 0.45 | 40 |
CH.FUORN.HHN. | 2021-12-12T09:54:24.70 | 0.3 | undecidable | manual | P | 104 | 111.2997 | 50 | 0.42 | 61 |
CH.MUGIO.HHZ. | 2021-12-12T09:54:23.90 | 0.3 | undecidable | manual | P | 172 | 105.7164 | 50 | 0.48 | 61 |
CH.PLONS.HHZ. | 2021-12-12T09:54:19.57 | 0.6 | undecidable | manual | S | 63 | 45.5211 | 50 | -0.85 | 39 |
CH.FUSIO.HHZ. | 2021-12-12T09:54:19.84 | 0.6 | undecidable | manual | S | 197 | 47.5191 | 50 | -1.11 | 35 |
CH.DAVOX.HHZ. | 2021-12-12T09:54:19.56 | 0.3 | undecidable | manual | P | 96 | 79.2651 | 50 | 0.23 | 68 |
CH.BNALP.HHE. | 2021-12-12T09:54:16.33 | 0.3 | undecidable | manual | S | 271 | 31.746 | 50 | -0.4 | 71 |
CH.FUSIO.HHZ. | 2021-12-12T09:54:14.23 | 0.1 | undecidable | manual | P | 197 | 47.5191 | 50 | -0.22 | 96 |
CH.PLONS.HHZ. | 2021-12-12T09:54:14.12 | 0.1 | undecidable | manual | P | 63 | 45.5211 | 50 | -0.02 | 100 |
CH.BNALP.HHE. | 2021-12-12T09:54:12.16 | 0.3 | undecidable | manual | P | 271 | 31.746 | 50 | 0.15 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.PLONS.HHE. | ML:1.3 | 0.000057749999999999994 | 0.28 | AML | other | m | 2021-12-12T09:54:20.16 |
CH.PLONS.HHN. | ML:1.4 | 0.00007919999999999999 | 0.24 | AML | other | m | 2021-12-12T09:54:20.48 |
CH.FUSIO.HHE. | ML:1.3 | 0.000057549999999999996 | 0.58 | AML | other | m | 2021-12-12T09:54:20.59 |
CH.FUSIO.HHN. | ML:1.3 | 0.000057749999999999994 | 1.24 | AML | other | m | 2021-12-12T09:54:21.34 |
CH.MUGIO.HHE. | ML:1.3 | 0.000022203838 | 0.1792 | AML | other | m | 2021-12-12T09:54:38.50 |
CH.MUGIO.HHN. | ML:1.3 | 0.000021096654999999998 | 0.1088 | AML | other | m | 2021-12-12T09:54:39.66 |