A magnitude ML 2.1 (controlled explosion) earthquake occured in region: Costa Francese (FRANCIA), on
and geographic coordinates (lat, lon) 42.9960, 6.6000 at 0 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Event type: controlled explosion.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.
No Italian municipalities within 20 km distance.
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 2.1 | 2021-09-22 08:14:37 |
42.9957 | 6.6 | 0 | 2022-03-30 13:04:12 |
Bollettino Sismico Italiano INGV | 96852091 |
Reviewed Rev100 |
ML 2.2 | 2021-09-22 08:14:37 |
42.7812 | 6.5922 | 70 | 2021-09-22 08:24:11 |
Sala Sismica INGV-Roma | 95728591 |
Field | Value |
---|---|
Time (UTC) | 2021-09-22 08:14:37 ± 0.5 |
Latitude | 42.9957 ± 0.0153 |
Longitude | 6.6000 ± 0.0504 |
Depth (km) | 0 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | controlled explosion |
Origin ID | 96852091 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 4230 |
Semi-minor axis of confidence ellipse (meter) | 1270 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 253 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 4230.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 260 |
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) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 1.31031 |
Epicentral distance of station farthest from the epicenter (degree) | 2.17276 |
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 | 2.1 |
Uncertainty | 0.1 |
Num. used stations | 15 |
Type of magnitude | ML |
Reference to an origin | 96852091 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-02-18 16:18:44 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.1 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 95728591 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-22 08:24:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
FR.SMPL.HHZ.00 | 2021-09-22T08:15:16.06 | 0.3 | undecidable | manual | P | 114 | 241.1808 | 38 | 0.32 | 41 |
RD.PGF.BHZ. | 2021-09-22T08:15:10.60 | 0.3 | undecidable | manual | P | 103 | 201.5427 | 38 | -0.22 | 55 |
GU.CANO.HHZ. | 2021-09-22T08:15:08.95 | 0.3 | undecidable | manual | P | 44 | 188.0673 | 38 | -0.18 | 59 |
GU.RORO.HHE. | 2021-09-22T08:15:06.15 | 0.3 | undecidable | manual | P | 43 | 170.9955 | 50 | -0.42 | 62 |
GU.PZZ.HHZ. | 2021-09-22T08:15:06.74 | 0.3 | undecidable | manual | P | 14 | 172.5939 | 50 | -0.07 | 66 |
GU.GBOS.HHZ. | 2021-09-22T08:15:06.65 | 0.3 | undecidable | manual | P | 35 | 170.2962 | 50 | 0.19 | 65 |
GU.MGRO.HHZ. | 2021-09-22T08:15:03.80 | 0.1 | undecidable | manual | P | 40 | 151.4373 | 50 | 0.25 | 93 |
GU.ENR.HHZ. | 2021-09-22T08:15:03.69 | 0.3 | undecidable | manual | P | 25 | 151.8369 | 50 | 0.08 | 72 |
GU.STV.HHZ. | 2021-09-22T08:15:03.35 | 0.3 | undecidable | manual | P | 23 | 150.3384 | 50 | -0.03 | 74 |
GU.IMI.HHZ. | 2021-09-22T08:15:02.62 | 0.1 | undecidable | manual | P | 45 | 145.4433 | 50 | 0 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.STV.HHN. | ML:2.0 | 0.000057050000000000004 | 1.28 | AML | other | m | 2021-09-22T08:15:26.28 |
GU.IMI.HHE. | ML:2.1 | 0.0000626 | 0.62 | AML | other | m | 2021-09-22T08:15:28.39 |
GU.IMI.HHN. | ML:2.1 | 0.00006484999999999999 | 1.58 | AML | other | m | 2021-09-22T08:15:28.81 |
GU.CANO.HHN. | ML:2.1 | 0.00003971243 | 0.3584 | AML | other | m | 2021-09-22T08:15:31.45 |
GU.MGRO.HHE. | ML:2.2 | 0.00007775 | 0.7 | AML | other | m | 2021-09-22T08:15:31.53 |
GU.PZZ.HHE. | ML:2.3 | 0.0000872 | 1.46 | AML | other | m | 2021-09-22T08:15:33.87 |
RD.PGF.BHN. | ML:2.0 | 0.00002863662 | 0.3584 | AML | other | m | 2021-09-22T08:15:35.90 |
RD.PGF.BHE. | ML:2.1 | 0.00003712124 | 0.32 | AML | other | m | 2021-09-22T08:15:35.90 |
GU.STV.HHE. | ML:2.0 | 0.00005045 | 0.64 | AML | other | m | 2021-09-22T08:15:36.60 |
GU.MGRO.HHN. | ML:2.2 | 0.0000761 | 0.64 | AML | other | m | 2021-09-22T08:15:37.17 |
GU.GBOS.HHN. | ML:2.1 | 0.0000492 | 1.36 | AML | other | m | 2021-09-22T08:15:38.97 |
GU.ENR.HHE. | ML:2.1 | 0.00006154999999999999 | 0.64 | AML | other | m | 2021-09-22T08:15:38.07 |
GU.ENR.HHN. | ML:2.2 | 0.00006945 | 1.22 | AML | other | m | 2021-09-22T08:15:39.08 |
GU.PZZ.HHN. | ML:2.3 | 0.00008525 | 0.58 | AML | other | m | 2021-09-22T08:15:42.70 |
GU.GBOS.HHE. | ML:1.9 | 0.000033849999999999996 | 0.54 | AML | other | m | 2021-09-22T08:15:44.63 |