A magnitude ML 1.9 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.2780, 7.3930 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 1.9 | 2023-04-16 04:49:54 |
46.2777 | 7.3927 | 11 | 2024-03-01 17:18:16 |
Bollettino Sismico Italiano INGV | 121071181 |
Reviewed Rev100 |
ML 1.9 | 2023-04-16 04:49:54 |
46.2593 | 7.3967 | 9 | 2023-04-16 05:03:28 |
Sala Sismica INGV-Roma | 116425341 |
Field | Value |
---|---|
Time (UTC) | 2023-04-16 04:49:54 ± 0.21 |
Latitude | 46.2777 ± 0.0081 |
Longitude | 7.3927 ± 0.0117 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 121071181 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 864 |
Semi-minor axis of confidence ellipse (meter) | 611 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 149 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 860.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 121 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 25 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.19785 |
Epicentral distance of station farthest from the epicenter (degree) | 1.44431 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 121071181 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-01-24 11:49:15 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 116425341 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-16 05:03:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CH.MUGIO.HHZ. | 2023-04-16T04:50:32.17 | 0.6 | undecidable | manual | S | 107 | 132.867 | 50 | -0.46 | 38 |
4P.IT02A.HHZ. | 2023-04-16T04:50:25.42 | 0.6 | undecidable | manual | S | 134 | 104.2179 | 50 | 0.43 | 41 |
CH.FUSIO.HHZ. | 2023-04-16T04:50:22.29 | 0.6 | undecidable | manual | S | 78 | 99.2229 | 50 | -1.37 | 27 |
GU.LSD.HHE. | 2023-04-16T04:50:22.28 | 0.6 | undecidable | manual | S | 193 | 92.9403 | 50 | 0.3 | 43 |
GU.BHB.HHZ. | 2023-04-16T04:50:21.38 | 0.3 | undecidable | manual | P | 184 | 160.3173 | 50 | 0.6 | 50 |
GU.TRAV.HHE. | 2023-04-16T04:50:20.73 | 0.6 | undecidable | manual | S | 162 | 89.1441 | 50 | -0.25 | 43 |
CH.MUGIO.HHZ. | 2023-04-16T04:50:17.27 | 0.1 | undecidable | manual | P | 107 | 132.867 | 50 | 0.72 | 69 |
GU.CIRO.HHE. | 2023-04-16T04:50:17.76 | 0.6 | undecidable | manual | S | 170 | 76.1682 | 50 | 0.25 | 44 |
GU.RSP.HHZ. | 2023-04-16T04:50:16.15 | 0.3 | undecidable | manual | P | 185 | 125.6742 | 50 | 0.7 | 53 |
IV.VARE.HHE. | 2023-04-16T04:50:14.22 | 0.3 | undecidable | manual | P | 113 | 115.2957 | 50 | 0.37 | 60 |
IV.MRGE.HHZ. | 2023-04-16T04:50:13.09 | 0.6 | undecidable | manual | S | 205 | 61.8936 | 50 | -0.6 | 42 |
GU.BLANC.HHZ. | 2023-04-16T04:50:12.72 | 0.6 | undecidable | manual | S | 216 | 59.5959 | 50 | -0.37 | 45 |
GU.SATI.HHZ. | 2023-04-16T04:50:12.15 | 0.6 | undecidable | manual | S | 140 | 57.6978 | 50 | -0.43 | 44 |
4P.IT02A.HHZ. | 2023-04-16T04:50:12.76 | 0.1 | undecidable | manual | P | 134 | 104.2179 | 50 | 0.62 | 76 |
CH.FUSIO.HHZ. | 2023-04-16T04:50:11.18 | 0.1 | undecidable | manual | P | 78 | 99.2229 | 50 | -0.19 | 86 |
CH.BNALP.HHZ. | 2023-04-16T04:50:11.72 | 0.3 | undecidable | manual | P | 50 | 102.6195 | 50 | -0.17 | 65 |
GU.LSD.HHE. | 2023-04-16T04:50:10.58 | 0.1 | undecidable | manual | P | 193 | 92.9403 | 50 | 0.18 | 87 |
CH.GIMEL.HHZ. | 2023-04-16T04:50:10.14 | 0.3 | undecidable | manual | P | 289 | 90.7425 | 50 | 0.07 | 67 |
GU.TRAV.HHE. | 2023-04-16T04:50:09.60 | 0.3 | undecidable | manual | P | 162 | 89.1441 | 50 | -0.22 | 66 |
GU.CIRO.HHE. | 2023-04-16T04:50:07.64 | 0.3 | undecidable | manual | P | 170 | 76.1682 | 50 | -0.17 | 68 |
IV.MRGE.HHZ. | 2023-04-16T04:50:05.38 | 0.3 | undecidable | manual | P | 205 | 61.8936 | 50 | -0.23 | 69 |
GU.BLANC.HHZ. | 2023-04-16T04:50:05.14 | 0.1 | undecidable | manual | P | 216 | 59.5959 | 50 | -0.13 | 94 |
GU.SATI.HHZ. | 2023-04-16T04:50:04.88 | 0.1 | undecidable | manual | P | 140 | 57.6978 | 50 | -0.09 | 95 |
CH.DIX.HHZ. | 2023-04-16T04:50:02.69 | 0.6 | undecidable | manual | S | 177 | 21.9669 | 115 | -0.32 | 48 |
CH.DIX.HHZ. | 2023-04-16T04:49:59.28 | 0.1 | undecidable | manual | P | 177 | 21.9669 | 115 | -0.17 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.DIX.HHE. | ML:2.6 | 0.002355 | 0.22 | AML | other | m | 2023-04-16T04:50:02.97 |
CH.DIX.HHN. | ML:2.6 | 0.0026799999999999997 | 0.24 | AML | other | m | 2023-04-16T04:50:03.13 |
GU.SATI.HHN. | ML:2.0 | 0.00023799999999999998 | 0.2 | AML | other | m | 2023-04-16T04:50:13.18 |
GU.SATI.HNN. | ML:2.0 | 0.00023549999999999998 | 0.22 | AML | other | m | 2023-04-16T04:50:13.18 |
GU.SATI.HNE. | ML:1.9 | 0.0001835 | 0.14 | AML | other | m | 2023-04-16T04:50:13.30 |
GU.SATI.HHE. | ML:1.9 | 0.00017199999999999998 | 0.14 | AML | other | m | 2023-04-16T04:50:13.37 |
IV.MRGE.HHE. | ML:1.7 | 0.0001017 | 1.42 | AML | other | m | 2023-04-16T04:50:14.87 |
IV.MRGE.HHN. | ML:1.5 | 0.00006545 | 1.54 | AML | other | m | 2023-04-16T04:50:14.90 |
CH.GIMEL.HHE. | ML:1.9 | 0.00008999999999999999 | 0.56 | AML | other | m | 2023-04-16T04:50:25.65 |
CH.GIMEL.HHN. | ML:1.8 | 0.00008055 | 1.84 | AML | other | m | 2023-04-16T04:50:26.95 |
4P.IT02A.HHE. | ML:2.1 | 0.00011740000000000001 | 0.26 | AML | other | m | 2023-04-16T04:50:26.59 |
4P.IT02A.HHN. | ML:2.0 | 0.0000842 | 0.3 | AML | other | m | 2023-04-16T04:50:26.49 |
CH.BNALP.HHN. | ML:1.8 | 0.00005915000000000001 | 0.4 | AML | other | m | 2023-04-16T04:50:29.28 |
CH.BNALP.HHE. | ML:1.7 | 0.000048849999999999995 | 0.28 | AML | other | m | 2023-04-16T04:50:30.23 |
CH.FUSIO.HHE. | ML:1.6 | 0.000045350000000000005 | 0.46 | AML | other | m | 2023-04-16T04:50:31.25 |
CH.FUSIO.HHN. | ML:1.7 | 0.00004895 | 0.94 | AML | other | m | 2023-04-16T04:50:34.62 |
CH.MUGIO.HHE. | ML:1.7 | 0.00003195 | 1.1 | AML | other | m | 2023-04-16T04:50:34.21 |
CH.MUGIO.HHN. | ML:1.9 | 0.0000467 | 0.96 | AML | other | m | 2023-04-16T04:50:34.35 |