A magnitude ML 1.6 earthquake occured in region: 1 km W Gressoney La Trinité (AO), on
and geographic coordinates (lat, lon) 45.8270, 7.8180 at 12 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Gressoney-La-Trinité | AO | 1 | 303 | 303 |
Gressoney-Saint-Jean | AO | 6 | 807 | 1110 |
Brusson | AO | 10 | 897 | 2007 |
Alagna Valsesia | VC | 10 | 408 | 2415 |
Ayas | AO | 10 | 1401 | 3816 |
Riva Valdobbia | VC | 11 | 258 | 4074 |
Gaby | AO | 14 | 468 | 4542 |
Challand-Saint-Anselme | AO | 14 | 751 | 5293 |
Emarèse | AO | 14 | 226 | 5519 |
Chamois | AO | 15 | 97 | 5616 |
La Magdeleine | AO | 15 | 109 | 5725 |
Saint-Vincent | AO | 16 | 4660 | 10385 |
Issime | AO | 16 | 423 | 10808 |
Valtournenche | AO | 16 | 2277 | 13085 |
Mollia | VC | 17 | 95 | 13180 |
Rima San Giuseppe | VC | 17 | 59 | 13239 |
Rassa | VC | 17 | 71 | 13310 |
Campertogno | VC | 17 | 237 | 13547 |
Challand-Saint-Victor | AO | 17 | 564 | 14111 |
Antey-Saint-André | AO | 18 | 602 | 14713 |
Montjovet | AO | 18 | 1801 | 16514 |
Châtillon | AO | 18 | 4772 | 21286 |
Piedicavallo | BI | 19 | 193 | 21479 |
Torgnon | AO | 19 | 558 | 22037 |
Piode | VC | 19 | 202 | 22239 |
Rimasco | VC | 19 | 106 | 22345 |
Macugnaga | VB | 20 | 557 | 22902 |
Champdepraz | AO | 20 | 712 | 23614 |
Fontainemore | AO | 20 | 440 | 24054 |
Verrès | AO | 20 | 2696 | 26750 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2019-08-30 23:02:32 |
45.8267 | 7.818 | 12 | 2019-11-13 14:31:02 |
Bollettino Sismico Italiano INGV | 72516921 |
Reviewed Rev100 |
ML 1.7 | 2019-08-30 23:02:32 |
45.8263 | 7.8222 | 13 | 2019-08-30 23:10:44 |
Sala Sismica INGV-Roma | 71951041 |
Field | Value |
---|---|
Time (UTC) | 2019-08-30 23:02:32 ± 0.1 |
Latitude | 45.8267 ± 0.0072 |
Longitude | 7.8180 ± 0.0090 |
Depth (km) | 12 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 72516921 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 950 |
Semi-minor axis of confidence ellipse (meter) | 140 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 141 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 950.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 103 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 26 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.35 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.15743 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 72516921 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-09-18 09:39:44 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 30 |
Type of magnitude | ML |
Reference to an origin | 71951041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-08-30 23:10:44 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
ST.RONC.EHZ. | 2019-08-30T23:03:42.29 | 3.0 | undecidable | manual | Sg | 9.77 | 0 | |||
IV.FIR.HHZ. | 2019-08-30T23:03:21.84 | 3.0 | undecidable | manual | Pn | -0.64 | 0 | |||
IV.QLNO.HHZ. | 2019-08-30T23:03:00.23 | 3.0 | undecidable | manual | Pg | 0.58 | 0 | |||
GU.PZZ.HHZ. | 2019-08-30T23:03:00.02 | 3.0 | positive | manual | P | 2.42 | 0 | |||
GU.ENR.HHZ. | 2019-08-30T23:02:59.47 | 3.0 | undecidable | manual | Pn | -1.11 | 0 | |||
CH.FUSIO.HHZ. | 2019-08-30T23:02:59.98 | 0.3 | undecidable | manual | S | 43 | 95.238 | 91 | -0.11 | 65 |
CH.MUGIO.HHZ. | 2019-08-30T23:02:59.50 | 0.6 | undecidable | manual | S | 83 | 95.1381 | 91 | -0.54 | 39 |
GU.RSP.HHZ. | 2019-08-30T23:02:57.95 | 0.6 | undecidable | manual | S | 210 | 86.6466 | 91 | 0.16 | 43 |
IV.VARE.HHZ. | 2019-08-30T23:02:53.91 | 0.3 | undecidable | manual | S | 86 | 73.6707 | 91 | -0.42 | 63 |
MN.BNI.HHZ. | 2019-08-30T23:02:53.01 | 0.1 | undecidable | manual | P | 226 | 123.4875 | 91 | 0.35 | 77 |
GU.RRL.HHZ. | 2019-08-30T23:02:53.79 | 0.1 | undecidable | manual | P | 219 | 128.4714 | 91 | 0.37 | 76 |
CH.BNALP.HHZ. | 2019-08-30T23:02:53.13 | 0.1 | undecidable | manual | P | 22 | 124.7862 | 91 | 0.29 | 78 |
GU.LSD.HHZ. | 2019-08-30T23:02:52.23 | 0.3 | undecidable | manual | S | 233 | 66.8775 | 91 | -0.28 | 66 |
GU.BHB.HHZ. | 2019-08-30T23:02:50.84 | 0.1 | undecidable | manual | P | 202 | 118.1928 | 91 | -0.99 | 62 |
IV.MRGE.HHZ. | 2019-08-30T23:02:49.91 | 0.3 | undecidable | manual | S | 264 | 58.8966 | 92 | -0.47 | 65 |
CH.FUSIO.HHZ. | 2019-08-30T23:02:48.50 | 0.6 | negative | manual | P | 43 | 95.238 | 91 | 0.2 | 42 |
CH.MUGIO.HHZ. | 2019-08-30T23:02:48.67 | 0.6 | positive | manual | P | 83 | 95.1381 | 91 | 0.4 | 41 |
GU.REMY.HHZ. | 2019-08-30T23:02:48.42 | 0.6 | undecidable | manual | S | 272 | 51.1155 | 92 | 0.11 | 47 |
GU.RSP.HHZ. | 2019-08-30T23:02:47.01 | 0.1 | undecidable | manual | P | 210 | 86.6466 | 91 | 0.03 | 89 |
CH.DIX.HHZ. | 2019-08-30T23:02:45.33 | 0.3 | undecidable | manual | S | 312 | 42.3243 | 92 | -0.62 | 63 |
IV.VARE.HHZ. | 2019-08-30T23:02:45.20 | 0.1 | undecidable | manual | P | 86 | 73.6707 | 91 | 0.23 | 88 |
GU.LSD.HHZ. | 2019-08-30T23:02:44.24 | 0.6 | positive | manual | P | 233 | 66.8775 | 91 | 0.32 | 44 |
IV.MRGE.HHZ. | 2019-08-30T23:02:43.13 | 0.1 | negative | manual | P | 264 | 58.8966 | 92 | 0.44 | 86 |
GU.TRAV.HHZ. | 2019-08-30T23:02:43.44 | 0.3 | undecidable | manual | S | 189 | 35.2425 | 93 | -0.64 | 63 |
GU.REMY.HHZ. | 2019-08-30T23:02:41.77 | 0.1 | undecidable | manual | P | 272 | 51.1155 | 92 | 0.27 | 91 |
CH.DIX.HHZ. | 2019-08-30T23:02:40.17 | 0.1 | positive | manual | P | 312 | 42.3243 | 92 | 0.04 | 97 |
CH.MMK.HHZ. | 2019-08-30T23:02:40.99 | 0.6 | undecidable | manual | S | 24 | 27.2505 | 95 | -0.95 | 37 |
GU.TRAV.HHZ. | 2019-08-30T23:02:39.15 | 0.1 | undecidable | manual | P | 189 | 35.2425 | 93 | 0.09 | 97 |
CH.MMK.HHZ. | 2019-08-30T23:02:37.82 | 0.1 | positive | manual | P | 24 | 27.2505 | 95 | 0 | 100 |
GU.SATI.HHZ. | 2019-08-30T23:02:36.92 | 0.6 | undecidable | manual | S | 36 | 6.6933 | 143 | -0.01 | 51 |
GU.SATI.HHZ. | 2019-08-30T23:02:35.43 | 0.1 | undecidable | manual | P | 36 | 6.6933 | 143 | 0.5 | 94 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.REMY.HHN. | ML:1.6 | 0.00010400000000000001 | 0.8 | AML | other | m | 2019-08-30T23:02:48.82 |
GU.REMY.HHE. | ML:1.6 | 0.00009334999999999999 | 0.9 | AML | other | m | 2019-08-30T23:02:50.07 |
IV.MRGE.HHE. | ML:1.5 | 0.000060700000000000005 | 1.54 | AML | other | m | 2019-08-30T23:02:52.17 |
GU.LSD.HHE. | ML:1.9 | 0.000133 | 0.12 | AML | other | m | 2019-08-30T23:02:53.20 |
IV.MRGE.HHN. | ML:1.6 | 0.000076 | 0.56 | AML | other | m | 2019-08-30T23:02:53.27 |
GU.LSD.HHN. | ML:1.6 | 0.00007670000000000001 | 0.68 | AML | other | m | 2019-08-30T23:02:53.29 |
GU.BHB.HHN. | ML:1.4 | 0.00001855 | 0.92 | AML | other | m | 2019-08-30T23:02:54.04 |
GU.RSP.HHE. | ML:1.8 | 0.00006835 | 0.24 | AML | other | m | 2019-08-30T23:02:59.03 |
GU.RSP.HHN. | ML:1.9 | 0.00009755 | 0.5 | AML | other | m | 2019-08-30T23:02:59.29 |
CH.MUGIO.HHE. | ML:1.5 | 0.000036150000000000005 | 1.12 | AML | other | m | 2019-08-30T23:03:00.65 |
CH.MUGIO.HHN. | ML:1.7 | 0.0000497 | 0.2 | AML | other | m | 2019-08-30T23:03:01.36 |
CH.FUSIO.HHE. | ML:1.6 | 0.000041099999999999996 | 0.42 | AML | other | m | 2019-08-30T23:03:02.39 |
CH.FUSIO.HHN. | ML:1.7 | 0.000051250000000000006 | 0.72 | AML | other | m | 2019-08-30T23:03:02.43 |
GU.BHB.HHE. | ML:1.4 | 0.000020749999999999996 | 1.1 | AML | other | m | 2019-08-30T23:03:10.32 |
GU.RRL.HHN. | ML:1.5 | 0.0000195 | 0.72 | AML | other | m | 2019-08-30T23:03:12.75 |
CH.BNALP.HHE. | ML:1.8 | 0.00004445 | 0.56 | AML | other | m | 2019-08-30T23:03:15.11 |
CH.BNALP.HHN. | ML:1.5 | 0.00002235 | 0.94 | AML | other | m | 2019-08-30T23:03:17.23 |
GU.RRL.HHE. | ML:1.5 | 0.00002155 | 0.58 | AML | other | m | 2019-08-30T23:03:18.73 |
GU.PZZ.HHE. | ML:1.7 | 0.000022800000000000002 | 1.1 | AML | other | m | 2019-08-30T23:03:21.69 |
GU.PZZ.HHN. | ML:1.6 | 0.000020549999999999998 | 1.28 | AML | other | m | 2019-08-30T23:03:25.88 |