A magnitude ML 1.4 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.2030, 7.4340 at 12 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 1.4 | 2021-05-16 02:35:11 |
46.2028 | 7.4343 | 12 | 2021-05-16 03:34:32 |
Sala Sismica INGV-Roma | 90147361 |
Field | Value |
---|---|
Time (UTC) | 2021-05-16 02:35:11 ± 0.11 |
Latitude | 46.2028 ± 0.0090 |
Longitude | 7.4343 ± 0.0091 |
Depth (km) | 12 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 90147361 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 908 |
Semi-minor axis of confidence ellipse (meter) | 737 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 315 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 910.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 112 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.95328 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.4 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 90147361 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-16 03:34:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
ST.VARA.EHZ. | 2021-05-16T02:36:17.54 | 3.0 | undecidable | manual | Sn | 1.37 | 0 | |||
CH.FUSIO.HHZ. | 2021-05-16T02:35:40.53 | 0.6 | undecidable | manual | S | 73 | 98.2239 | 90 | 0.34 | 41 |
CH.BNALP.HHZ. | 2021-05-16T02:35:29.09 | 0.1 | undecidable | manual | P | 45 | 105.8163 | 90 | -0.16 | 81 |
CH.FUSIO.HHZ. | 2021-05-16T02:35:28.17 | 0.1 | positive | manual | P | 73 | 98.2239 | 90 | 0.09 | 86 |
IV.MRGE.HHZ. | 2021-05-16T02:35:28.94 | 0.3 | undecidable | manual | S | 211 | 55.9995 | 90 | 0.01 | 70 |
CH.GIMEL.HHE. | 2021-05-16T02:35:27.96 | 0.6 | undecidable | manual | P | 293 | 96.7254 | 90 | 0.11 | 43 |
CH.MMK.HHE. | 2021-05-16T02:35:25.34 | 0.3 | undecidable | manual | S | 112 | 44.1225 | 91 | -0.41 | 67 |
GU.CIRO.HHZ. | 2021-05-16T02:35:23.93 | 0.6 | undecidable | manual | P | 171 | 67.4769 | 90 | 0.59 | 41 |
GU.BLANC.HHZ. | 2021-05-16T02:35:21.42 | 1.0 | undecidable | manual | P | 224 | 55.4001 | 91 | -0.06 | 23 |
IV.MRGE.HHZ. | 2021-05-16T02:35:21.35 | 0.1 | undecidable | manual | P | 211 | 55.9995 | 90 | -0.23 | 88 |
CH.MMK.HHE. | 2021-05-16T02:35:19.65 | 0.3 | undecidable | manual | P | 112 | 44.1225 | 91 | -0.09 | 71 |
CH.DIX.HHZ. | 2021-05-16T02:35:17.69 | 0.3 | undecidable | manual | S | 188 | 13.7751 | 105 | 0.02 | 76 |
CH.DIX.HHZ. | 2021-05-16T02:35:15.22 | 0.1 | negative | manual | P | 188 | 13.7751 | 105 | 0.14 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.DIX.HHE. | ML:2.4 | 0.00267 | 0.24 | AML | other | m | 2021-05-16T02:35:17.89 |
CH.DIX.HHN. | ML:2.2 | 0.001385 | 0.26 | AML | other | m | 2021-05-16T02:35:17.93 |
IV.MRGE.HHE. | ML:1.9 | 0.00016700000000000002 | 1.76 | AML | other | m | 2021-05-16T02:35:29.05 |
IV.MRGE.HHN. | ML:1.7 | 0.0001028 | 0.68 | AML | other | m | 2021-05-16T02:35:30.59 |
GU.CIRO.HHN. | ML:1.2 | 0.000029699999999999997 | 0.68 | AML | other | m | 2021-05-16T02:35:34.06 |
GU.CIRO.HHE. | ML:1.3 | 0.000035249999999999996 | 0.42 | AML | other | m | 2021-05-16T02:35:35.85 |
CH.FUSIO.HHE. | ML:1.0 | 0.0000094026835 | 0.1296 | AML | other | m | 2021-05-16T02:35:42.07 |
CH.FUSIO.HHN. | ML:1.2 | 0.000014125413999999999 | 0.2896 | AML | other | m | 2021-05-16T02:35:41.83 |
CH.BNALP.HHE. | ML:1.0 | 0.000012082729999999999 | 0.2608 | AML | other | m | 2021-05-16T02:35:47.08 |