A magnitude ML 1.2 (quarry blast) earthquake occured in region: Costa Ligure centro occidentale (Savona), on
and geographic coordinates (lat, lon) 44.2170, 8.4560 at 0 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 |
---|---|---|---|---|
Spotorno | SV | 3 | 3803 | 3803 |
Noli | SV | 3 | 2736 | 6539 |
Bergeggi | SV | 4 | 1129 | 7668 |
Vado Ligure | SV | 6 | 8336 | 16004 |
Vezzi Portio | SV | 8 | 809 | 16813 |
Quiliano | SV | 9 | 7232 | 24045 |
Finale Ligure | SV | 10 | 11711 | 35756 |
Orco Feglino | SV | 10 | 890 | 36646 |
Savona | SV | 10 | 61345 | 97991 |
Calice Ligure | SV | 13 | 1730 | 99721 |
Albissola Marina | SV | 13 | 5487 | 105208 |
Borgio Verezzi | SV | 14 | 2205 | 107413 |
Rialto | SV | 14 | 564 | 107977 |
Albisola Superiore | SV | 15 | 10163 | 118140 |
Mallare | SV | 15 | 1146 | 119286 |
Tovo San Giacomo | SV | 16 | 2582 | 121868 |
Pietra Ligure | SV | 16 | 8992 | 130860 |
Celle Ligure | SV | 16 | 5237 | 136097 |
Altare | SV | 16 | 2108 | 138205 |
Magliolo | SV | 17 | 974 | 139179 |
Giustenice | SV | 17 | 977 | 140156 |
Loano | SV | 18 | 11407 | 151563 |
Varazze | SV | 19 | 13251 | 164814 |
Pallare | SV | 19 | 923 | 165737 |
Bormida | SV | 19 | 387 | 166124 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.2 | 2017-03-10 10:57:21 |
44.2168 | 8.4563 | 0 | 2018-01-10 09:55:04 |
Bollettino Sismico Italiano INGV | 50224891 |
Reviewed Rev100 |
ML 1.2 | 2017-03-10 10:57:21 |
44.2548 | 8.4232 | 8 | 2017-03-10 11:28:51 |
Sala Sismica INGV-Roma | 42193351 |
Field | Value |
---|---|
Time (UTC) | 2017-03-10 10:57:21 ± 0.38 |
Latitude | 44.2168 ± 0.0243 |
Longitude | 8.4563 ± 0.0238 |
Depth (km) | 0 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | quarry blast |
Origin ID | 50224891 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3020 |
Semi-minor axis of confidence ellipse (meter) | 1270 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 329 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3020.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 197 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.13310 |
Epicentral distance of station farthest from the epicenter (degree) | 0.81029 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 50224891 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2017-09-18 15:35:50 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 42193351 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-03-10 11:28:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.STV.HHZ. | 2017-03-10T10:57:37.91 | 0.3 | undecidable | manual | P | 272 | 89.9433 | 50 | 0.04 | 67 |
FR.SAOF.HHZ.00 | 2017-03-10T10:57:35.46 | 0.6 | undecidable | manual | P | 251 | 76.368 | 50 | -0.33 | 43 |
GU.RNCA.HHE. | 2017-03-10T10:57:31.04 | 0.3 | undecidable | manual | P | 54 | 48.3183 | 90 | 0.16 | 71 |
GU.GBOS.HHZ. | 2017-03-10T10:57:30.31 | 0.3 | undecidable | manual | P | 273 | 49.1175 | 90 | -0.72 | 61 |
GU.PCP.HHZ. | 2017-03-10T10:57:28.33 | 0.1 | undecidable | manual | P | 11 | 36.6411 | 90 | -0.22 | 96 |
GU.CANO.HHZ. | 2017-03-10T10:57:25.19 | 0.1 | undecidable | manual | P | 267 | 17.4714 | 90 | 0.5 | 93 |
IV.QLNO.HHZ. | 2017-03-10T10:57:24.35 | 0.1 | undecidable | manual | P | 324 | 14.7741 | 90 | 0.19 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.CANO.HHE. | ML:1.6 | 0.00040149999999999995 | 0.24 | AML | other | m | 2017-03-10T10:57:28.20 |
GU.CANO.HHN. | ML:1.3 | 0.0001785 | 0.78 | AML | other | m | 2017-03-10T10:57:29.37 |
IV.QLNO.HHE. | ML:1.0 | 0.0001215 | 1.34 | AML | other | m | 2017-03-10T10:57:27.69 |
IV.QLNO.HHN. | ML:1.0 | 0.0001285 | 0.84 | AML | other | m | 2017-03-10T10:57:27.04 |