A magnitude ML 1.4 earthquake occured in region: 1 km S Savignone (GE), on
and geographic coordinates (lat, lon) 44.5510, 8.9890 at 9 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 |
---|---|---|---|---|
Savignone | GE | 2 | 3205 | 3205 |
Casella | GE | 2 | 3144 | 6349 |
Busalla | GE | 4 | 5563 | 11912 |
Crocefieschi | GE | 5 | 548 | 12460 |
Montoggio | GE | 6 | 2067 | 14527 |
Valbrevenna | GE | 6 | 798 | 15325 |
Serra Riccò | GE | 6 | 7885 | 23210 |
Mignanego | GE | 6 | 3675 | 26885 |
Vobbia | GE | 7 | 409 | 27294 |
Ronco Scrivia | GE | 7 | 4417 | 31711 |
Sant'Olcese | GE | 8 | 5906 | 37617 |
Campomorone | GE | 9 | 6996 | 44613 |
Ceranesi | GE | 9 | 3875 | 48488 |
Fraconalto | AL | 10 | 336 | 48824 |
Isola del Cantone | GE | 11 | 1540 | 50364 |
Mongiardino Ligure | AL | 11 | 165 | 50529 |
Davagna | GE | 12 | 1884 | 52413 |
Torriglia | GE | 14 | 2311 | 54724 |
Voltaggio | AL | 14 | 738 | 55462 |
Bargagli | GE | 14 | 2708 | 58170 |
Roccaforte Ligure | AL | 15 | 136 | 58306 |
Propata | GE | 16 | 142 | 58448 |
Genova | GE | 16 | 586655 | 645103 |
Cabella Ligure | AL | 16 | 528 | 645631 |
Grondona | AL | 16 | 510 | 646141 |
Carrega Ligure | AL | 17 | 84 | 646225 |
Lumarzo | GE | 17 | 1535 | 647760 |
Arquata Scrivia | AL | 17 | 6409 | 654169 |
Carrosio | AL | 17 | 510 | 654679 |
Albera Ligure | AL | 18 | 325 | 655004 |
Rocchetta Ligure | AL | 18 | 200 | 655204 |
Rondanina | GE | 18 | 62 | 655266 |
Bosio | AL | 19 | 1227 | 656493 |
Vignole Borbera | AL | 19 | 2182 | 658675 |
Neirone | GE | 19 | 916 | 659591 |
Cantalupo Ligure | AL | 19 | 527 | 660118 |
Fascia | GE | 20 | 81 | 660199 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2021-10-01 08:16:49 |
44.5513 | 8.9887 | 9 | 2022-03-30 13:04:19 |
Bollettino Sismico Italiano INGV | 98047561 |
Reviewed Rev100 |
ML 1.5 | 2021-10-01 08:16:49 |
44.5607 | 8.9828 | 9 | 2021-10-01 08:31:17 |
Sala Sismica INGV-Roma | 96094731 |
Field | Value |
---|---|
Time (UTC) | 2021-10-01 08:16:49 ± 0.14 |
Latitude | 44.5513 ± 0.0108 |
Longitude | 8.9887 ± 0.0101 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 98047561 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1280 |
Semi-minor axis of confidence ellipse (meter) | 525 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 155 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 148 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.08454 |
Epicentral distance of station farthest from the epicenter (degree) | 0.44426 |
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 | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 96094731 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-01 08:31:17 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 98047561 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-02 10:49:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BOB.HHE. | 2021-10-01T08:17:05.10 | 0.3 | undecidable | manual | S | 56 | 43.4232 | 50 | 0.75 | 58 |
IV.MSSA.HHZ. | 2021-10-01T08:17:05.48 | 0.3 | undecidable | manual | S | 122 | 49.3173 | 50 | -0.43 | 65 |
GU.PCP.HHZ. | 2021-10-01T08:17:01.94 | 0.6 | undecidable | manual | S | 268 | 35.0427 | 50 | -0.16 | 47 |
IV.MSSA.HHZ. | 2021-10-01T08:16:59.21 | 0.3 | undecidable | manual | P | 122 | 49.3173 | 50 | 0.06 | 70 |
IV.BOB.HHE. | 2021-10-01T08:16:58.60 | 0.1 | undecidable | manual | P | 56 | 43.4232 | 50 | 0.35 | 89 |
GU.GORR.HHZ. | 2021-10-01T08:16:58.88 | 0.1 | undecidable | manual | S | 75 | 24.753 | 111 | -0.23 | 94 |
GU.PCP.HHZ. | 2021-10-01T08:16:56.52 | 0.1 | negative | manual | P | 268 | 35.0427 | 50 | -0.43 | 89 |
IT.GNV.HGZ. | 2021-10-01T08:16:55.99 | 0.1 | undecidable | manual | S | 199 | 13.9749 | 124 | 0.22 | 96 |
GU.GORR.HHZ. | 2021-10-01T08:16:54.85 | 0.1 | negative | manual | P | 75 | 24.753 | 111 | -0.37 | 92 |
GU.RNCA.HHZ. | 2021-10-01T08:16:54.44 | 0.1 | undecidable | manual | S | 198 | 9.3795 | 135 | -0.08 | 100 |
IT.GNV.HGZ. | 2021-10-01T08:16:53.45 | 0.1 | undecidable | manual | P | 199 | 13.9749 | 124 | 0.16 | 98 |
GU.GENL.EHN. | 2021-10-01T08:16:53.88 | 0.6 | undecidable | manual | P | 185 | 16.2726 | 120 | 0.21 | 48 |
GU.RNCA.HHZ. | 2021-10-01T08:16:52.69 | 0.1 | positive | manual | P | 198 | 9.3795 | 135 | 0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.RNCA.HHE. | ML:1.6 | 0.0005434999999999999 | 0.14 | AML | other | m | 2021-10-01T08:16:54.53 |
GU.RNCA.HHN. | ML:1.5 | 0.00045599999999999997 | 0.12 | AML | other | m | 2021-10-01T08:16:54.99 |
GU.GORR.HHN. | ML:1.3 | 0.00011446928 | 0.16 | AML | other | m | 2021-10-01T08:16:59.75 |
GU.GORR.HHE. | ML:1.0 | 0.00006730507499999999 | 0.2624 | AML | other | m | 2021-10-01T08:16:59.80 |
GU.PCP.HHN. | ML:0.7 | 0.000019547729999999998 | 1.4816 | AML | other | m | 2021-10-01T08:17:01.97 |
GU.PCP.HHE. | ML:0.8 | 0.000027447765 | 0.3776 | AML | other | m | 2021-10-01T08:17:02.60 |
IV.MSSA.HHE. | ML:1.8 | 0.000183 | 0.1 | AML | other | m | 2021-10-01T08:17:06.44 |
IV.MSSA.HHN. | ML:1.8 | 0.00014900000000000002 | 0.1 | AML | other | m | 2021-10-01T08:17:07.44 |