A magnitude ML 1.8 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.1880, 7.4340 at 13 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 | 2021-05-26 17:20:41 |
46.1882 | 7.4338 | 13 | 2021-12-29 11:12:36 |
Bollettino Sismico Italiano INGV | 96440391 |
Reviewed Rev100 |
ML 1.8 | 2021-05-26 17:20:41 |
46.2087 | 7.417 | 11 | 2021-05-26 17:28:44 |
Sala Sismica INGV-Roma | 90515021 |
Field | Value |
---|---|
Time (UTC) | 2021-05-26 17:20:41 ± 0.15 |
Latitude | 46.1882 ± 0.0099 |
Longitude | 7.4338 ± 0.0104 |
Depth (km) | 13 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 96440391 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1146 |
Semi-minor axis of confidence ellipse (meter) | 207 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 337 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1150.0 |
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 | 30 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.67094 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 90515021 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-26 17:28:44 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 96440391 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-10-11 16:23:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SRES.HHZ. | 2021-05-26T17:22:16.53 | 3.0 | positive | manual | Pg | 16.17 | 0 | |||
IV.LRP.EHZ. | 2021-05-26T17:22:16.51 | 3.0 | positive | manual | Pn | 2.76 | 0 | |||
IV.MMO1.EHZ. | 2021-05-26T17:22:04.15 | 3.0 | undecidable | manual | Pn | 4.31 | 0 | |||
IV.BRSN.EHZ. | 2021-05-26T17:21:49.24 | 3.0 | positive | manual | Pg | 10.75 | 0 | |||
IV.FIR.HHZ. | 2021-05-26T17:21:40.74 | 3.0 | undecidable | manual | Pn | 4.42 | 0 | |||
IV.PII.HHZ. | 2021-05-26T17:21:29.86 | 3.0 | positive | manual | Pn | -1.99 | 0 | |||
MN.TUE.HHZ. | 2021-05-26T17:21:24.24 | 0.6 | undecidable | manual | S | 77 | 149.9388 | 91 | 0.52 | 35 |
IV.NDIM.HHZ. | 2021-05-26T17:21:23.56 | 3.0 | negative | manual | Pn | -0.72 | 0 | |||
IV.MNTV.EHZ. | 2021-05-26T17:21:21.80 | 3.0 | positive | manual | Pn | 0.15 | 0 | |||
RD.ORIF.BHZ. | 2021-05-26T17:21:12.42 | 0.3 | undecidable | manual | P | 221 | 185.4699 | 54 | 1.64 | 28 |
CH.BNALP.HHZ. | 2021-05-26T17:21:11.71 | 0.6 | undecidable | manual | S | 45 | 107.0151 | 91 | -0.56 | 39 |
CH.GIMEL.HHZ. | 2021-05-26T17:21:09.45 | 0.6 | undecidable | manual | S | 294 | 97.3248 | 91 | -0.23 | 43 |
CH.FUSIO.HHZ. | 2021-05-26T17:21:09.93 | 0.6 | undecidable | manual | S | 72 | 98.7234 | 91 | -0.12 | 41 |
MN.TUE.HHZ. | 2021-05-26T17:21:06.31 | 0.3 | undecidable | manual | P | 77 | 149.9388 | 91 | 0.54 | 52 |
GU.CIRO.HHZ. | 2021-05-26T17:21:01.34 | 0.6 | undecidable | manual | S | 171 | 65.8896 | 92 | 0.05 | 43 |
IV.VARE.HHZ. | 2021-05-26T17:21:00.00 | 0.6 | undecidable | manual | P | 109 | 108.9132 | 91 | 0.56 | 39 |
CH.BNALP.HHZ. | 2021-05-26T17:20:58.63 | 0.3 | undecidable | manual | P | 45 | 107.0151 | 91 | -0.53 | 58 |
IV.MRGE.HHZ. | 2021-05-26T17:20:58.08 | 0.6 | undecidable | manual | S | 212 | 54.6009 | 93 | -0.2 | 43 |
CH.GIMEL.HHZ. | 2021-05-26T17:20:57.29 | 0.3 | undecidable | manual | P | 294 | 97.3248 | 91 | -0.37 | 62 |
GU.BLANC.HHZ. | 2021-05-26T17:20:57.88 | 0.6 | undecidable | manual | S | 225 | 54.2013 | 93 | -0.3 | 43 |
CH.FUSIO.HHZ. | 2021-05-26T17:20:57.66 | 0.1 | positive | manual | P | 72 | 98.7234 | 91 | -0.22 | 81 |
GU.TRAV.HHZ. | 2021-05-26T17:20:55.04 | 0.3 | undecidable | manual | P | 162 | 78.7656 | 92 | 0.23 | 67 |
CH.MMK.HHN. | 2021-05-26T17:20:55.04 | 0.6 | undecidable | manual | S | 110 | 43.5231 | 93 | -0.29 | 42 |
GU.LSD.HHN. | 2021-05-26T17:20:55.94 | 0.1 | undecidable | manual | P | 196 | 84.0492 | 91 | 0.32 | 86 |
GU.CIRO.HHZ. | 2021-05-26T17:20:53.15 | 0.3 | undecidable | manual | P | 171 | 65.8896 | 92 | 0.33 | 67 |
GU.BLANC.HHZ. | 2021-05-26T17:20:50.94 | 0.1 | positive | manual | P | 225 | 54.2013 | 93 | -0.08 | 90 |
IV.MRGE.HHZ. | 2021-05-26T17:20:50.89 | 0.1 | undecidable | manual | P | 212 | 54.6009 | 93 | -0.19 | 87 |
CH.MMK.HHN. | 2021-05-26T17:20:49.16 | 0.1 | undecidable | manual | P | 110 | 43.5231 | 93 | -0.22 | 88 |
CH.DIX.HHZ. | 2021-05-26T17:20:47.16 | 0.6 | undecidable | manual | S | 189 | 12.1767 | 123 | -0.01 | 49 |
CH.DIX.HHZ. | 2021-05-26T17:20:44.72 | 0.1 | negative | manual | P | 189 | 12.1767 | 123 | 0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.DIX.HHE. | ML:2.9 | 0.00703 | 0.22 | AML | other | m | 2021-05-26T17:20:47.38 |
CH.DIX.HHN. | ML:2.6 | 0.0034500000000000004 | 0.26 | AML | other | m | 2021-05-26T17:20:47.43 |
GU.BLANC.HHE. | ML:1.8 | 0.000132 | 0.1 | AML | other | m | 2021-05-26T17:20:51.41 |
GU.BLANC.HHN. | ML:1.8 | 0.00016199999999999998 | 0.48 | AML | other | m | 2021-05-26T17:20:58.37 |
IV.MRGE.HHE. | ML:2.3 | 0.0004165 | 0.24 | AML | other | m | 2021-05-26T17:20:59.52 |
IV.MRGE.HHN. | ML:2.1 | 0.0003179999999999999 | 0.78 | AML | other | m | 2021-05-26T17:21:00.05 |
GU.CIRO.HHE. | ML:1.5 | 0.00005835 | 1.14 | AML | other | m | 2021-05-26T17:21:02.70 |
GU.CIRO.HHN. | ML:1.4 | 0.00004425 | 0.48 | AML | other | m | 2021-05-26T17:21:05.38 |
CH.GIMEL.HHN. | ML:1.7 | 0.00005135 | 0.48 | AML | other | m | 2021-05-26T17:21:12.10 |
CH.FUSIO.HHN. | ML:1.6 | 0.000047350000000000006 | 0.52 | AML | other | m | 2021-05-26T17:21:12.58 |
CH.GIMEL.HHE. | ML:1.7 | 0.000053400000000000004 | 1.4 | AML | other | m | 2021-05-26T17:21:14.94 |
CH.BNALP.HHN. | ML:1.8 | 0.000050350000000000004 | 0.88 | AML | other | m | 2021-05-26T17:21:16.94 |
CH.BNALP.HHE. | ML:1.8 | 0.00004865 | 0.3 | AML | other | m | 2021-05-26T17:21:16.99 |
CH.FUSIO.HHE. | ML:1.5 | 0.000029699999999999997 | 0.36 | AML | other | m | 2021-05-26T17:21:17.82 |
IV.VARE.HHN. | ML:1.9 | 0.0000751 | 1.56 | AML | other | m | 2021-05-26T17:21:21.19 |
IV.VARE.HHE. | ML:1.8 | 0.0000607 | 0.3 | AML | other | m | 2021-05-26T17:21:23.44 |