A magnitude ML 1.8 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.0990, 7.4880 at 9 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 1.8 | 2013-04-01 21:21:23 |
46.0988 | 7.4878 | 9 | 2015-01-20 11:24:30 |
Bollettino Sismico Italiano INGV | 4607951 |
Reviewed Rev100 |
ML 1.9 | 2013-04-01 21:21:22 |
46.1237 | 7.4743 | 11 | 2014-10-21 12:08:56 |
Sala Sismica INGV-Roma | 3137901 |
Field | Value |
---|---|
Time (UTC) | 2013-04-01 21:21:23 ± 0.17 |
Latitude | 46.0988 ± 0.0135 |
Longitude | 7.4878 ± 0.0130 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 4607951 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1475 |
Semi-minor axis of confidence ellipse (meter) | 906 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 347 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1480.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 160 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
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) | 0.05846 |
Epicentral distance of station farthest from the epicenter (degree) | 1.09268 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 3137901 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2013-04-01 21:26:45 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 4607951 |
Agency | INGV |
Autore | Manually reviewed by Franco Mele |
Time of creation (UTC) | 2015-01-15 13:04:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.LSD.HHZ. | 2013-04-01T21:21:45.86 | 1.0 | undecidable | manual | S | 201 | 76.0683 | 50 | -0.46 | 20 |
CH.MUGIO.HHZ. | 2013-04-01T21:21:44.08 | 0.1 | undecidable | manual | P | 99 | 121.2897 | 50 | 0.57 | 71 |
CH.GIMEL.HHZ. | 2013-04-01T21:21:41.13 | 0.1 | undecidable | manual | P | 298 | 105.3168 | 50 | 0.09 | 82 |
IV.MRGE.HHZ. | 2013-04-01T21:21:38.41 | 1.0 | undecidable | manual | S | 222 | 49.2174 | 50 | -0.74 | 19 |
GU.SATI.HHZ. | 2013-04-01T21:21:36.10 | 0.6 | undecidable | manual | S | 130 | 38.4282 | 50 | -0.18 | 46 |
GU.LSD.HHZ. | 2013-04-01T21:21:36.75 | 0.1 | undecidable | manual | P | 201 | 76.0683 | 50 | 0.22 | 85 |
GU.TRAV.HHZ. | 2013-04-01T21:21:35.59 | 0.1 | undecidable | manual | P | 163 | 68.0763 | 50 | 0.29 | 85 |
CH.MMK.HHZ. | 2013-04-01T21:21:35.05 | 0.6 | undecidable | manual | S | 98 | 37.0296 | 50 | -0.86 | 37 |
GU.CIRO.HHZ. | 2013-04-01T21:21:33.50 | 0.1 | undecidable | manual | P | 174 | 55.5 | 50 | 0.14 | 90 |
IV.MRGE.HHZ. | 2013-04-01T21:21:32.24 | 0.1 | undecidable | manual | P | 222 | 49.2174 | 50 | -0.15 | 90 |
GU.SATI.HHZ. | 2013-04-01T21:21:30.96 | 0.1 | undecidable | manual | P | 130 | 38.4282 | 50 | 0.23 | 91 |
CH.MMK.HHZ. | 2013-04-01T21:21:30.11 | 0.1 | undecidable | manual | P | 98 | 37.0296 | 50 | -0.41 | 87 |
CH.DIX.HHZ. | 2013-04-01T21:21:26.73 | 0.6 | undecidable | manual | S | 251 | 6.4935 | 145 | -0.34 | 47 |
CH.DIX.HHZ. | 2013-04-01T21:21:25.44 | 0.1 | undecidable | manual | P | 251 | 6.4935 | 145 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.DIX.HHE. | ML:2.0 | 0.0015249999999999999 | 0.28 | AML | other | m | 2013-04-01T21:21:27.01 |
CH.DIX.HHN. | ML:1.7 | 0.0007790000000000001 | 0.18 | AML | other | m | 2013-04-01T21:21:27.07 |
CH.MMK.HHN. | ML:1.6 | 0.0001585 | 1.14 | AML | other | m | 2013-04-01T21:21:36.07 |
CH.MMK.HHE. | ML:1.4 | 0.000089 | 0.6 | AML | other | m | 2013-04-01T21:21:36.73 |
IV.MRGE.HHE. | ML:1.8 | 0.00016549999999999998 | 0.62 | AML | other | m | 2013-04-01T21:21:39.25 |
IV.MRGE.HHN. | ML:1.9 | 0.0001915 | 0.42 | AML | other | m | 2013-04-01T21:21:40.99 |
GU.SATI.HHN. | ML:2.1 | 0.0004290000000000001 | 0.82 | AML | other | m | 2013-04-01T21:21:36.73 |
GU.SATI.HHE. | ML:2.1 | 0.00046800000000000005 | 0.56 | AML | other | m | 2013-04-01T21:21:37.26 |
GU.TRAV.HHE. | ML:1.8 | 0.0001055 | 0.26 | AML | other | m | 2013-04-01T21:21:44.78 |
GU.TRAV.HHN. | ML:1.8 | 0.00010425000000000001 | 0.5 | AML | other | m | 2013-04-01T21:21:45.53 |