A magnitude ML 1.4 (quarry blast) earthquake occured in region: Confine Italia Francia (FRANCIA), on
and geographic coordinates (lat, lon) 44.0660, 7.6150 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Event type: quarry blast.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 |
---|---|---|---|---|
Briga Alta | CN | 11 | 39 | 39 |
Triora | IM | 14 | 355 | 394 |
Pigna | IM | 15 | 859 | 1253 |
Molini di Triora | IM | 15 | 617 | 1870 |
Limone Piemonte | CN | 15 | 1485 | 3355 |
Mendatica | IM | 15 | 185 | 3540 |
Castel Vittorio | IM | 16 | 287 | 3827 |
Montegrosso Pian Latte | IM | 16 | 118 | 3945 |
Cosio d'Arroscia | IM | 17 | 221 | 4166 |
Rocchetta Nervina | IM | 20 | 298 | 4464 |
Bajardo | IM | 20 | 312 | 4776 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2017-02-14 11:50:53 |
44.0663 | 7.6148 | 10 | 2018-01-10 09:51:18 |
Bollettino Sismico Italiano INGV | 50985231 |
Reviewed Rev100 |
ML 1.4 | 2017-02-14 11:50:53 |
44.0953 | 7.6128 | 5 | 2017-02-14 11:55:41 |
Sala Sismica INGV-Roma | 41036771 |
Field | Value |
---|---|
Time (UTC) | 2017-02-14 11:50:53 ± 0.16 |
Latitude | 44.0663 ± 0.0306 |
Longitude | 7.6148 ± 0.0138 |
Depth (km) | 10 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | quarry blast |
Origin ID | 50985231 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3341 |
Semi-minor axis of confidence ellipse (meter) | 1048 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 179 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 111 |
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) | 0.41 |
Epicentral distance of station closest to the epicenter (degree) | 0.09173 |
Epicentral distance of station farthest from the epicenter (degree) | 0.56657 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 50985231 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2017-10-16 08:42:43 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 41036771 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-02-14 11:55:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.PZZ.HHZ. | 2017-02-14T11:51:13.44 | 0.6 | undecidable | manual | S | 321 | 62.8926 | 50 | 0.37 | 43 |
GU.PZZ.HHZ. | 2017-02-14T11:51:05.55 | 0.1 | undecidable | manual | P | 321 | 62.8926 | 50 | 0.72 | 77 |
GU.CANO.HHN. | 2017-02-14T11:51:03.17 | 0.3 | undecidable | manual | P | 72 | 52.0035 | 50 | 0.03 | 71 |
GU.STV.HHZ. | 2017-02-14T11:51:03.41 | 0.3 | undecidable | manual | S | 311 | 30.3474 | 50 | -0.98 | 55 |
GU.RORO.HHZ. | 2017-02-14T11:51:00.74 | 0.1 | undecidable | manual | P | 82 | 36.3414 | 50 | 0.01 | 98 |
GU.STV.HHZ. | 2017-02-14T11:50:59.73 | 0.1 | positive | manual | P | 311 | 30.3474 | 50 | -0.09 | 98 |
GU.MGRO.HHZ. | 2017-02-14T11:50:59.87 | 0.6 | undecidable | manual | S | 100 | 15.6732 | 122 | -0.12 | 50 |
FR.SAOF.HHZ.00 | 2017-02-14T11:50:58.37 | 0.6 | undecidable | manual | S | 209 | 10.1787 | 134 | -0.13 | 50 |
GU.MGRO.HHZ. | 2017-02-14T11:50:57.14 | 0.1 | positive | manual | P | 100 | 15.6732 | 122 | -0.14 | 99 |
FR.SAOF.HHZ.00 | 2017-02-14T11:50:56.56 | 0.1 | undecidable | manual | P | 209 | 10.1787 | 134 | 0.14 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
FR.SAOF.HHN.00 | ML:1.5 | 0.0003815 | 0.58 | AML | other | m | 2017-02-14T11:51:00.41 |
FR.SAOF.HHE.00 | ML:1.6 | 0.0005295 | 0.96 | AML | other | m | 2017-02-14T11:51:00.30 |
GU.MGRO.HHN. | ML:1.6 | 0.0003355 | 0.7 | AML | other | m | 2017-02-14T11:51:01.65 |
GU.MGRO.HHE. | ML:1.4 | 0.00023799999999999998 | 0.84 | AML | other | m | 2017-02-14T11:51:01.84 |
GU.RORO.HHN. | ML:1.3 | 0.00008295 | 0.46 | AML | other | m | 2017-02-14T11:51:06.64 |
GU.RORO.HHE. | ML:1.2 | 0.00006225 | 0.42 | AML | other | m | 2017-02-14T11:51:20.61 |