A magnitude ML 1.5 earthquake occured in region: V3 Monte Bianco (ITALIA, FRANCIA, SVIZZERA), on
and geographic coordinates (lat, lon) 45.8790, 6.9300 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 |
---|---|---|---|---|
Courmayeur | AO | 10 | 2807 | 2807 |
Pré-Saint-Didier | AO | 14 | 1050 | 3857 |
Morgex | AO | 16 | 2104 | 5961 |
La Thuile | AO | 18 | 761 | 6722 |
La Salle | AO | 18 | 2087 | 8809 |
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 1.5 | 2015-07-20 12:23:54 |
45.879 | 6.9303 | 12 | 2016-01-08 08:53:02 |
Bollettino Sismico Italiano INGV | 20839801 |
Reviewed Rev100 |
ML 1.6 | 2015-07-20 12:23:54 |
45.8748 | 6.9383 | 15 | 2015-07-20 12:34:49 |
Sala Sismica INGV-Roma | 20399591 |
Field | Value |
---|---|
Time (UTC) | 2015-07-20 12:23:54 ± 0.21 |
Latitude | 45.8790 ± 0.0081 |
Longitude | 6.9303 ± 0.0168 |
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 | 20839801 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1349 |
Semi-minor axis of confidence ellipse (meter) | 314 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 298 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 227 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
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) | 0.14209 |
Epicentral distance of station farthest from the epicenter (degree) | 1.37776 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 20839801 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-08-11 08:27:41 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 20399591 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-07-20 12:34:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
MN.BNI.HHE. | 2015-07-20T12:24:21.84 | 0.6 | undecidable | manual | S | 192 | 93.8394 | 91 | -0.54 | 40 |
GU.RSP.HHZ. | 2015-07-20T12:24:20.57 | 0.6 | undecidable | manual | S | 162 | 85.1481 | 91 | 0.51 | 39 |
GU.PZZ.HHZ. | 2015-07-20T12:24:19.61 | 0.6 | undecidable | manual | P | 174 | 152.9358 | 90 | -0.25 | 37 |
CH.MMK.HHZ. | 2015-07-20T12:24:18.69 | 0.6 | undecidable | manual | S | 76 | 81.9513 | 91 | -0.51 | 41 |
GU.RRL.HHE. | 2015-07-20T12:24:13.31 | 0.6 | undecidable | manual | P | 186 | 106.8153 | 90 | 0.55 | 38 |
GU.CIRO.HHE. | 2015-07-20T12:24:12.20 | 0.6 | undecidable | manual | S | 122 | 58.1973 | 91 | -0.66 | 42 |
GU.LSD.HHZ. | 2015-07-20T12:24:10.21 | 0.6 | undecidable | manual | S | 161 | 49.1175 | 91 | -0.24 | 47 |
MN.BNI.HHE. | 2015-07-20T12:24:10.21 | 0.3 | undecidable | manual | P | 192 | 93.8394 | 91 | -0.54 | 59 |
GU.RSP.HHZ. | 2015-07-20T12:24:10.13 | 0.6 | undecidable | manual | P | 162 | 85.1481 | 91 | 0.71 | 37 |
CH.MMK.HHZ. | 2015-07-20T12:24:09.36 | 0.6 | positive | manual | P | 76 | 81.9513 | 91 | 0.44 | 41 |
GU.TRAV.HHZ. | 2015-07-20T12:24:08.31 | 0.1 | negative | manual | P | 122 | 75.1692 | 91 | 0.43 | 83 |
CH.DIX.HHE. | 2015-07-20T12:24:08.35 | 0.6 | undecidable | manual | S | 59 | 43.0236 | 91 | -0.48 | 44 |
GU.SATI.HHZ. | 2015-07-20T12:24:07.92 | 0.1 | undecidable | manual | P | 90 | 72.4719 | 91 | 0.46 | 83 |
GU.CIRO.HHE. | 2015-07-20T12:24:04.83 | 0.1 | undecidable | manual | P | 122 | 58.1973 | 91 | -0.43 | 88 |
GU.LSD.HHZ. | 2015-07-20T12:24:03.97 | 0.1 | undecidable | manual | P | 161 | 49.1175 | 91 | 0.1 | 94 |
CH.DIX.HHE. | 2015-07-20T12:24:02.93 | 0.3 | undecidable | manual | P | 59 | 43.0236 | 91 | 0 | 73 |
GU.REMY.HHZ. | 2015-07-20T12:24:02.28 | 0.6 | undecidable | manual | S | 105 | 18.0708 | 98 | 0.12 | 51 |
IV.MRGE.HHZ. | 2015-07-20T12:24:01.52 | 0.6 | undecidable | manual | S | 140 | 15.7731 | 103 | -0.05 | 50 |
GU.REMY.HHZ. | 2015-07-20T12:23:59.04 | 0.1 | positive | manual | P | 105 | 18.0708 | 98 | -0.05 | 100 |
IV.MRGE.HHZ. | 2015-07-20T12:23:58.52 | 0.3 | positive | manual | P | 140 | 15.7731 | 103 | -0.22 | 72 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.LSD.HHN. | ML:1.4 | 0.00006235 | 0.3 | AML | other | m | 2015-07-20T12:24:11.11 |
GU.LSD.HHE. | ML:1.5 | 0.00007815 | 0.58 | AML | other | m | 2015-07-20T12:24:11.69 |
CH.MMK.HHN. | ML:1.4 | 0.000030050000000000002 | 0.22 | AML | other | m | 2015-07-20T12:24:20.18 |
CH.MMK.HHE. | ML:1.4 | 0.000028049999999999997 | 0.48 | AML | other | m | 2015-07-20T12:24:22.55 |
IV.MRGE.HHN. | ML:1.7 | 0.0004575 | 0.38 | AML | other | m | 2015-07-20T12:24:01.77 |
IV.MRGE.HHE. | ML:1.7 | 0.0004375 | 0.4 | AML | other | m | 2015-07-20T12:24:02.71 |
GU.REMY.HHN. | ML:1.8 | 0.00045699999999999994 | 0.46 | AML | other | m | 2015-07-20T12:24:03.58 |
GU.REMY.HHE. | ML:1.5 | 0.00026450000000000003 | 0.46 | AML | other | m | 2015-07-20T12:24:04.99 |
GU.RSP.HHE. | ML:1.5 | 0.000040749999999999994 | 0.74 | AML | other | m | 2015-07-20T12:24:23.00 |
GU.RSP.HHN. | ML:1.7 | 0.000057650000000000005 | 0.9 | AML | other | m | 2015-07-20T12:24:22.70 |
GU.TRAV.HHE. | ML:1.4 | 0.000041349999999999995 | 0.32 | AML | other | m | 2015-07-20T12:24:23.04 |
GU.TRAV.HHN. | ML:1.6 | 0.00006225 | 0.36 | AML | other | m | 2015-07-20T12:24:18.59 |