A magnitude ML 1.5 earthquake occured in region: 9 km NE Courmayeur (AO), on
and geographic coordinates (lat, lon) 45.8730, 7.0180 at 10 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 | 12 | 1050 | 3857 |
Morgex | AO | 13 | 2104 | 5961 |
Saint-Rhémy-en-Bosses | AO | 14 | 338 | 6299 |
La Salle | AO | 15 | 2087 | 8386 |
Saint-Oyen | AO | 16 | 203 | 8589 |
Etroubles | AO | 18 | 501 | 9090 |
La Thuile | AO | 18 | 761 | 9851 |
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 | 2020-03-27 23:41:14 |
45.8733 | 7.0183 | 10 | 2020-07-18 21:08:31 |
Bollettino Sismico Italiano INGV | 78036671 |
Reviewed Rev100 |
ML 1.4 | 2020-03-27 23:41:14 |
45.8703 | 7.0293 | 9 | 2020-03-27 23:46:17 |
Sala Sismica INGV-Roma | 77631561 |
Field | Value |
---|---|
Time (UTC) | 2020-03-27 23:41:14 ± 0.24 |
Latitude | 45.8733 ± 0.0207 |
Longitude | 7.0183 ± 0.0388 |
Depth (km) | 10 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 78036671 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3458 |
Semi-minor axis of confidence ellipse (meter) | 1500 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 237 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3460.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 169 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.44 |
Epicentral distance of station closest to the epicenter (degree) | 0.06565 |
Epicentral distance of station farthest from the epicenter (degree) | 0.62323 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 78036671 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-04-09 08:49:15 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 77631561 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-03-27 23:46:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.TRAV.HHZ. | 2020-03-27T23:41:35.40 | 0.3 | undecidable | manual | S | 125 | 69.1752 | 50 | -0.18 | 65 |
GU.SATI.HHZ. | 2020-03-27T23:41:34.00 | 0.3 | undecidable | manual | S | 90 | 65.6898 | 50 | -0.63 | 58 |
CH.DIX.HHZ. | 2020-03-27T23:41:27.00 | 0.6 | undecidable | manual | S | 53 | 37.8288 | 50 | -0.2 | 46 |
GU.TRAV.HHZ. | 2020-03-27T23:41:27.32 | 0.6 | negative | manual | P | 125 | 69.1752 | 50 | 0.71 | 38 |
GU.SATI.HHZ. | 2020-03-27T23:41:25.84 | 0.3 | undecidable | manual | P | 90 | 65.6898 | 50 | -0.22 | 65 |
CH.DIX.HHZ. | 2020-03-27T23:41:22.21 | 0.1 | undecidable | manual | P | 53 | 37.8288 | 50 | 0.44 | 87 |
IV.MRGE.HHZ. | 2020-03-27T23:41:19.70 | 0.1 | undecidable | manual | S | 164 | 11.9769 | 129 | -0.02 | 100 |
GU.BLANC.HHZ. | 2020-03-27T23:41:18.00 | 0.1 | undecidable | manual | S | 244 | 7.2927 | 143 | -0.58 | 88 |
IV.MRGE.HHZ. | 2020-03-27T23:41:17.84 | 0.1 | positive | manual | P | 164 | 11.9769 | 129 | 0.39 | 92 |
GU.BLANC.HHZ. | 2020-03-27T23:41:17.05 | 0.1 | positive | manual | P | 244 | 7.2927 | 143 | 0.25 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MRGE.HHN. | ML:1.4 | 0.000305 | 1.78 | AML | other | m | 2020-03-27T23:41:17.03 |
IV.MRGE.HHE. | ML:1.3 | 0.000224 | 0.08 | AML | other | m | 2020-03-27T23:41:18.03 |
GU.BLANC.HHE. | ML:1.6 | 0.0006670000000000001 | 0.2 | AML | other | m | 2020-03-27T23:41:18.18 |
GU.BLANC.HHN. | ML:1.6 | 0.0006515 | 0.48 | AML | other | m | 2020-03-27T23:41:18.18 |
CH.DIX.HHE. | ML:1.5 | 0.00010869999999999999 | 0.22 | AML | other | m | 2020-03-27T23:41:27.06 |
CH.DIX.HHN. | ML:1.3 | 0.0000743 | 0.16 | AML | other | m | 2020-03-27T23:41:27.20 |