A magnitude ML 0.4 earthquake occured in region: Confine Italia Francia (FRANCIA), on
and geographic coordinates (lat, lon) 45.2880, 7.1260 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 |
---|---|---|---|---|
Balme | TO | 8 | 115 | 115 |
Usseglio | TO | 10 | 209 | 324 |
Novalesa | TO | 14 | 534 | 858 |
Moncenisio | TO | 14 | 36 | 894 |
Ala di Stura | TO | 14 | 469 | 1363 |
Lemie | TO | 15 | 179 | 1542 |
Groscavallo | TO | 15 | 204 | 1746 |
Chianocco | TO | 16 | 1675 | 3421 |
Bussoleno | TO | 17 | 6094 | 9515 |
Bruzolo | TO | 17 | 1524 | 11039 |
Venaus | TO | 17 | 907 | 11946 |
Mompantero | TO | 17 | 659 | 12605 |
Susa | TO | 18 | 6466 | 19071 |
San Giorio di Susa | TO | 18 | 1024 | 20095 |
Ceresole Reale | TO | 18 | 156 | 20251 |
San Didero | TO | 18 | 551 | 20802 |
Giaglione | TO | 19 | 631 | 21433 |
Mattie | TO | 19 | 687 | 22120 |
Meana di Susa | TO | 19 | 826 | 22946 |
Chialamberto | TO | 19 | 345 | 23291 |
Gravere | TO | 20 | 692 | 23983 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.4 | 2021-04-23 23:07:23 |
45.2883 | 7.1257 | 10 | 2021-07-12 16:55:15 |
Bollettino Sismico Italiano INGV | 91399571 |
Reviewed Rev100 |
Md 1.6 | 2021-04-23 23:07:23 |
45.293 | 7.1193 | 11 | 2021-04-23 23:19:58 |
Sala Sismica INGV-Roma | 89416071 |
Field | Value |
---|---|
Time (UTC) | 2021-04-23 23:07:23 ± 0.16 |
Latitude | 45.2883 ± 0.0090 |
Longitude | 7.1257 ± 0.0166 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 91399571 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1390 |
Semi-minor axis of confidence ellipse (meter) | 860 |
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) | 1390.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 114 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.43 |
Epicentral distance of station closest to the epicenter (degree) | 0.17087 |
Epicentral distance of station farthest from the epicenter (degree) | 0.96048 |
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 | 0.4 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 91399571 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-16 14:02:08 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.8 |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 89416071 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-23 23:19:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.PZZ.HHE. | 2021-04-23T23:07:49.35 | 0.6 | undecidable | manual | S | 181 | 86.7465 | 50 | -0.32 | 43 |
CH.MMK.HHN. | 2021-04-23T23:07:42.37 | 0.3 | undecidable | manual | P | 37 | 106.6155 | 50 | 0.55 | 59 |
GU.BHB.HHZ. | 2021-04-23T23:07:40.27 | 0.6 | undecidable | manual | S | 168 | 51.4152 | 50 | 0.04 | 49 |
CH.DIX.HHN. | 2021-04-23T23:07:40.05 | 0.3 | undecidable | manual | P | 14 | 90.5427 | 50 | 0.72 | 57 |
GU.TRAV.HHZ. | 2021-04-23T23:07:40.03 | 0.6 | undecidable | manual | S | 63 | 54.3012 | 50 | -0.99 | 36 |
GU.PZZ.HHE. | 2021-04-23T23:07:39.41 | 0.3 | undecidable | manual | P | 181 | 86.7465 | 50 | 0.66 | 58 |
GU.CIRO.HHZ. | 2021-04-23T23:07:38.22 | 0.6 | undecidable | manual | S | 45 | 48.9177 | 50 | -1.37 | 30 |
GU.RRL.HHE. | 2021-04-23T23:07:38.96 | 0.6 | undecidable | manual | S | 213 | 48.5181 | 50 | -0.5 | 45 |
MN.BNI.HHZ. | 2021-04-23T23:07:37.22 | 0.3 | undecidable | manual | S | 233 | 43.7229 | 50 | -0.98 | 55 |
GU.BLANC.HHE. | 2021-04-23T23:07:35.34 | 0.6 | undecidable | manual | P | 347 | 63.492 | 50 | 0.18 | 46 |
GU.TRAV.HHZ. | 2021-04-23T23:07:33.64 | 0.3 | undecidable | manual | P | 63 | 54.3012 | 50 | -0.11 | 72 |
GU.RRL.HHE. | 2021-04-23T23:07:33.11 | 0.3 | undecidable | manual | P | 213 | 48.5181 | 50 | 0.26 | 70 |
GU.BHB.HHZ. | 2021-04-23T23:07:33.83 | 0.1 | undecidable | manual | P | 168 | 51.4152 | 50 | 0.53 | 88 |
GU.CIRO.HHZ. | 2021-04-23T23:07:32.78 | 0.1 | undecidable | manual | P | 45 | 48.9177 | 50 | -0.14 | 96 |
MN.BNI.HHZ. | 2021-04-23T23:07:32.08 | 0.1 | undecidable | manual | P | 233 | 43.7229 | 50 | -0.04 | 99 |
GU.RSP.HHE. | 2021-04-23T23:07:30.91 | 0.6 | undecidable | manual | S | 145 | 18.9699 | 118 | -0.35 | 49 |
GU.RSP.HHE. | 2021-04-23T23:07:28.32 | 0.1 | undecidable | manual | P | 145 | 18.9699 | 118 | 0.2 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
MN.BNI.HHN. | ML:0.2 | 0.0000028279959999999997 | 0.4864 | AML | other | m | 2021-04-23T23:07:37.59 |
MN.BNI.HHE. | ML:0.2 | 0.000004201704000000001 | 0.2176 | AML | other | m | 2021-04-23T23:07:39.24 |
GU.CIRO.HHE. | ML:0.3 | 0.000006291495500000001 | 0.064 | AML | other | m | 2021-04-23T23:07:38.96 |
GU.CIRO.HHN. | ML:0.3 | 0.0000061189455 | 0.2176 | AML | other | m | 2021-04-23T23:07:39.32 |
IV.MRGE.HHN. | ML:0.6 | 0.00001135316 | 0.32 | AML | other | m | 2021-04-23T23:07:44.39 |
IV.MRGE.HHE. | ML:0.8 | 0.00001462893 | 0.4864 | AML | other | m | 2021-04-23T23:07:43.37 |