A magnitude ML 1.7 earthquake occured in region: 6 km N Courmayeur (AO), on
and geographic coordinates (lat, lon) 45.8450, 6.9880 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Courmayeur | AO | 6 | 2807 | 2807 |
Pré-Saint-Didier | AO | 9 | 1050 | 3857 |
Morgex | AO | 10 | 2104 | 5961 |
La Salle | AO | 13 | 2087 | 8048 |
La Thuile | AO | 15 | 761 | 8809 |
Saint-Rhémy-en-Bosses | AO | 15 | 338 | 9147 |
Saint-Oyen | AO | 18 | 203 | 9350 |
Etroubles | AO | 19 | 501 | 9851 |
Avise | AO | 19 | 305 | 10156 |
Saint-Nicolas | AO | 20 | 311 | 10467 |
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 1.7 | 2019-10-11 03:33:34 |
45.8452 | 6.9882 | 9 | 2020-02-28 16:41:55 |
Bollettino Sismico Italiano INGV | 73250581 |
Reviewed Rev100 |
ML 1.7 | 2019-10-11 03:33:33 |
45.8402 | 6.9818 | 8 | 2019-10-11 03:40:09 |
Sala Sismica INGV-Roma | 73188551 |
Field | Value |
---|---|
Time (UTC) | 2019-10-11 03:33:34 ± 0.19 |
Latitude | 45.8452 ± 0.0108 |
Longitude | 6.9882 ± 0.0142 |
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 | 73250581 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1220 |
Semi-minor axis of confidence ellipse (meter) | 1052 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 188 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1220.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 109 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.45 |
Epicentral distance of station closest to the epicenter (degree) | 0.03777 |
Epicentral distance of station farthest from the epicenter (degree) | 1.02792 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 73188551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-10-11 03:40:09 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 73250581 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-10-14 12:42:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.BHB.HHZ. | 2019-10-11T03:34:07.85 | 0.6 | undecidable | manual | S | 169 | 114.0969 | 50 | 0.27 | 39 |
CH.MMK.HHZ. | 2019-10-11T03:33:57.39 | 0.3 | undecidable | manual | S | 73 | 78.6657 | 50 | -0.73 | 55 |
GU.RSP.HHZ. | 2019-10-11T03:33:57.78 | 0.6 | undecidable | manual | S | 164 | 80.2641 | 50 | -0.77 | 36 |
GU.SATI.HHZ. | 2019-10-11T03:33:55.14 | 0.3 | undecidable | manual | S | 87 | 68.0763 | 50 | -0.17 | 66 |
GU.TRAV.HHZ. | 2019-10-11T03:33:54.90 | 0.1 | undecidable | manual | S | 122 | 69.375 | 50 | -0.76 | 74 |
GU.BHB.HHZ. | 2019-10-11T03:33:53.96 | 0.1 | undecidable | manual | P | 169 | 114.0969 | 50 | 0.51 | 75 |
GU.CIRO.HHZ. | 2019-10-11T03:33:50.38 | 0.3 | undecidable | manual | S | 121 | 52.4031 | 50 | -0.74 | 58 |
CH.GIMEL.HHZ. | 2019-10-11T03:33:50.80 | 0.3 | undecidable | manual | P | 324 | 94.4388 | 50 | 0.38 | 60 |
CH.MMK.HHZ. | 2019-10-11T03:33:48.14 | 0.1 | undecidable | manual | P | 73 | 78.6657 | 50 | 0.15 | 87 |
GU.RSP.HHZ. | 2019-10-11T03:33:48.79 | 0.1 | undecidable | manual | P | 164 | 80.2641 | 50 | 0.55 | 79 |
GU.SATI.HHZ. | 2019-10-11T03:33:47.04 | 0.1 | undecidable | manual | P | 87 | 68.0763 | 50 | 0.67 | 77 |
GU.TRAV.HHZ. | 2019-10-11T03:33:46.77 | 0.1 | undecidable | manual | P | 122 | 69.375 | 50 | 0.2 | 88 |
GU.CIRO.HHZ. | 2019-10-11T03:33:43.97 | 0.1 | undecidable | manual | P | 121 | 52.4031 | 50 | 0.02 | 94 |
GU.REMY.HHZ. | 2019-10-11T03:33:39.80 | 0.1 | undecidable | manual | S | 93 | 13.0758 | 124 | 0.2 | 97 |
IV.MRGE.HHE. | 2019-10-11T03:33:38.85 | 0.1 | undecidable | manual | S | 146 | 10.0788 | 131 | 0.07 | 100 |
GU.REMY.HHZ. | 2019-10-11T03:33:37.54 | 0.1 | positive | manual | P | 93 | 13.0758 | 124 | 0.24 | 96 |
IV.MRGE.HHE. | 2019-10-11T03:33:37.07 | 0.1 | undecidable | manual | P | 146 | 10.0788 | 131 | 0.25 | 96 |
GU.BLANC.HHZ. | 2019-10-11T03:33:36.54 | 0.3 | undecidable | manual | S | 269 | 4.1958 | 154 | -0.97 | 57 |
GU.BLANC.HHZ. | 2019-10-11T03:33:35.69 | 0.1 | undecidable | manual | P | 269 | 4.1958 | 154 | -0.4 | 94 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.REMY.HHE. | ML:1.7 | 0.0006085 | 1.7 | AML | other | m | 2019-10-11T03:33:39.02 |
GU.REMY.HHN. | ML:1.9 | 0.0009170000000000001 | 0.68 | AML | other | m | 2019-10-11T03:33:40.34 |
GU.CIRO.HHN. | ML:1.6 | 0.00010435 | 1.32 | AML | other | m | 2019-10-11T03:33:50.05 |
GU.CIRO.HHE. | ML:1.5 | 0.00008484999999999999 | 1 | AML | other | m | 2019-10-11T03:33:51.11 |
GU.TRAV.HHE. | ML:1.6 | 0.00007525 | 0.4 | AML | other | m | 2019-10-11T03:33:55.70 |
GU.TRAV.HHN. | ML:1.8 | 0.00010750000000000001 | 1.74 | AML | other | m | 2019-10-11T03:33:55.03 |
GU.RSP.HHE. | ML:1.6 | 0.0000518 | 0.9 | AML | other | m | 2019-10-11T03:33:59.93 |
GU.RSP.HHN. | ML:1.7 | 0.00006355 | 0.18 | AML | other | m | 2019-10-11T03:34:00.19 |