A magnitude ML 2.2 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.1900, 7.4340 at 14 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 2.2 | 2021-05-18 10:21:49 |
46.19 | 7.4342 | 14 | 2021-12-29 11:12:04 |
Bollettino Sismico Italiano INGV | 91267181 |
Reviewed Rev100 |
ML 2.3 | 2021-05-18 10:21:49 |
46.1928 | 7.4332 | 15 | 2021-05-18 10:29:24 |
Sala Sismica INGV-Roma | 90224281 |
Field | Value |
---|---|
Time (UTC) | 2021-05-18 10:21:49 ± 0.1 |
Latitude | 46.1900 ± 0.0054 |
Longitude | 7.4342 ± 0.0039 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 91267181 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 565 |
Semi-minor axis of confidence ellipse (meter) | 210 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 168 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 570.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 111 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.11152 |
Epicentral distance of station farthest from the epicenter (degree) | 1.78336 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | 0.2 |
Num. used stations | 23 |
Type of magnitude | ML |
Reference to an origin | 90224281 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-18 10:29:24 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 26 |
Type of magnitude | ML |
Reference to an origin | 91267181 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-08-02 12:59:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CH.MUGIO.HHZ. | 2021-05-18T10:22:26.55 | 0.6 | undecidable | manual | S | 103 | 127.2726 | 91 | 0.52 | 0 |
CH.DAVOX.HHZ. | 2021-05-18T10:22:23.12 | 0.3 | undecidable | manual | P | 70 | 197.9574 | 54 | 2.53 | 0 |
CH.PLONS.HHZ. | 2021-05-18T10:22:18.71 | 0.3 | undecidable | manual | P | 57 | 176.2902 | 54 | 0.81 | 0 |
CH.FUSIO.HHZ. | 2021-05-18T10:22:18.37 | 0.6 | undecidable | manual | S | 72 | 98.6235 | 92 | -0.02 | 14 |
GU.BHB.HHZ. | 2021-05-18T10:22:15.77 | 0.3 | undecidable | manual | P | 185 | 150.8379 | 91 | 1.5 | 0 |
MN.TUE.HHZ. | 2021-05-18T10:22:14.70 | 0.3 | undecidable | manual | P | 77 | 149.8389 | 91 | 0.59 | 0 |
MN.BNI.HHN. | 2021-05-18T10:22:13.59 | 0.3 | undecidable | manual | P | 205 | 139.1607 | 91 | 1.12 | 0 |
CH.MUGIO.HHZ. | 2021-05-18T10:22:11.53 | 0.3 | undecidable | manual | P | 103 | 127.2726 | 91 | 0.9 | 0 |
GU.RSP.HNN. | 2021-05-18T10:22:09.85 | 0.3 | undecidable | manual | P | 187 | 116.2947 | 92 | 0.9 | 0 |
GU.CIRO.HHZ. | 2021-05-18T10:22:09.53 | 0.6 | undecidable | manual | S | 171 | 66.0894 | 93 | -0.17 | 48 |
IV.VARE.HHN. | 2021-05-18T10:22:08.32 | 0.3 | undecidable | manual | P | 109 | 108.9132 | 92 | 0.51 | 5 |
CH.BNALP.HHZ. | 2021-05-18T10:22:07.02 | 0.3 | undecidable | manual | P | 45 | 106.8153 | 92 | -0.47 | 8 |
CH.FUSIO.HHZ. | 2021-05-18T10:22:06.15 | 0.1 | positive | manual | P | 72 | 98.6235 | 92 | -0.08 | 28 |
GU.BLANC.HHZ. | 2021-05-18T10:22:06.38 | 0.6 | undecidable | manual | S | 225 | 54.4011 | 94 | -0.21 | 49 |
IV.MRGE.HHZ. | 2021-05-18T10:22:06.75 | 0.6 | undecidable | manual | S | 212 | 54.8007 | 94 | 0.05 | 51 |
CH.GIMEL.HHZ. | 2021-05-18T10:22:05.97 | 0.3 | undecidable | manual | P | 294 | 97.2249 | 92 | -0.04 | 24 |
GU.TRAV.HHZ. | 2021-05-18T10:22:03.56 | 0.1 | undecidable | manual | P | 162 | 78.9654 | 92 | 0.37 | 72 |
CH.MMK.HHZ. | 2021-05-18T10:22:03.44 | 0.3 | undecidable | manual | S | 111 | 43.5231 | 95 | -0.28 | 72 |
GU.CIRO.HHZ. | 2021-05-18T10:22:01.42 | 0.3 | undecidable | manual | P | 171 | 66.0894 | 93 | 0.22 | 71 |
IV.MRGE.HHZ. | 2021-05-18T10:21:59.36 | 0.1 | undecidable | manual | P | 212 | 54.8007 | 94 | -0.11 | 100 |
GU.BLANC.HHZ. | 2021-05-18T10:21:59.44 | 0.3 | undecidable | manual | P | 225 | 54.4011 | 94 | 0.03 | 76 |
CH.MMK.HHZ. | 2021-05-18T10:21:57.71 | 0.3 | undecidable | manual | P | 111 | 43.5231 | 95 | -0.04 | 76 |
CH.DIX.HHZ. | 2021-05-18T10:21:55.67 | 0.3 | undecidable | manual | S | 189 | 12.3765 | 127 | -0.05 | 75 |
CH.DIX.HHZ. | 2021-05-18T10:21:53.25 | 0.1 | undecidable | manual | P | 189 | 12.3765 | 127 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.DIX.HHE. | ML:3.4 | 0.0219 | 0.2 | AML | other | m | 2021-05-18T10:21:55.90 |
CH.DIX.HHN. | ML:3.1 | 0.010900304500000001 | 0.256 | AML | other | m | 2021-05-18T10:21:55.96 |
CH.MMK.HHN. | ML:1.7 | 0.000156 | 0.1 | AML | other | m | 2021-05-18T10:22:05.21 |
CH.MMK.HHE. | ML:1.3 | 0.000055273145 | 0.1216 | AML | other | m | 2021-05-18T10:22:06.69 |
GU.BLANC.HHN. | ML:2.0 | 0.000240378985 | 0.1408 | AML | other | m | 2021-05-18T10:22:06.90 |
IV.MRGE.HHE. | ML:2.8 | 0.001385 | 1.76 | AML | other | m | 2021-05-18T10:22:07.05 |
IV.MRGE.HHN. | ML:2.4 | 0.00055241905 | 0.256 | AML | other | m | 2021-05-18T10:22:07.98 |
GU.BLANC.HHE. | ML:2.2 | 0.00033850000000000004 | 0.18 | AML | other | m | 2021-05-18T10:22:08.74 |
GU.CIRO.HHE. | ML:1.9 | 0.00013756435 | 0.3584 | AML | other | m | 2021-05-18T10:22:10.73 |
GU.CIRO.HHN. | ML:1.8 | 0.00010092084000000001 | 0.1792 | AML | other | m | 2021-05-18T10:22:15.34 |
CH.GIMEL.HHN. | ML:2.2 | 0.000157 | 0.46 | AML | other | m | 2021-05-18T10:22:20.67 |
CH.FUSIO.HHN. | ML:2.1 | 0.0001423051 | 0.2432 | AML | other | m | 2021-05-18T10:22:21.06 |
CH.GIMEL.HHE. | ML:2.1 | 0.00012309855 | 0.3008 | AML | other | m | 2021-05-18T10:22:21.66 |
CH.FUSIO.HHE. | ML:2.0 | 0.000092164575 | 0.1408 | AML | other | m | 2021-05-18T10:22:22.01 |
CH.BNALP.HHE. | ML:2.2 | 0.0001483393 | 0.288 | AML | other | m | 2021-05-18T10:22:25.47 |
CH.BNALP.HHN. | ML:2.2 | 0.000141930005 | 0.2816 | AML | other | m | 2021-05-18T10:22:25.43 |
CH.MUGIO.HHN. | ML:2.4 | 0.0001536186 | 0.3264 | AML | other | m | 2021-05-18T10:22:26.76 |
CH.MUGIO.HHE. | ML:2.3 | 0.0001234945 | 0.1472 | AML | other | m | 2021-05-18T10:22:27.50 |
IV.VARE.HHE. | ML:2.4 | 0.00021250000000000002 | 0.42 | AML | other | m | 2021-05-18T10:22:30.18 |
IV.VARE.HHN. | ML:2.5 | 0.0002665 | 0.22 | AML | other | m | 2021-05-18T10:22:30.34 |
MN.TUE.HNN. | ML:2.2 | 0.00008985546999999999 | 0.3008 | AML | other | m | 2021-05-18T10:22:33.63 |
MN.TUE.HHN. | ML:2.2 | 0.00008878548 | 0.16 | AML | other | m | 2021-05-18T10:22:35.55 |
MN.TUE.HNE. | ML:2.3 | 0.00010228396000000001 | 0.3584 | AML | other | m | 2021-05-18T10:22:37.55 |
MN.TUE.HHE. | ML:2.3 | 0.00010000177 | 0.3584 | AML | other | m | 2021-05-18T10:22:37.56 |
CH.PLONS.HHN. | ML:2.4 | 0.00009805 | 0.44 | AML | other | m | 2021-05-18T10:22:43.25 |
CH.DAVOX.HHN. | ML:3.1 | 0.00037 | 0.34 | AML | other | m | 2021-05-18T10:22:52.66 |