A magnitude ML 1.4 earthquake occured in region: 2 km SE Savignone (GE), on
and geographic coordinates (lat, lon) 44.5520, 8.9980 at 9 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
Crocefieschi | GE | 4 | 548 | 6897 |
Busalla | GE | 5 | 5563 | 12460 |
Montoggio | GE | 5 | 2067 | 14527 |
Valbrevenna | GE | 5 | 798 | 15325 |
Vobbia | GE | 6 | 409 | 15734 |
Serra Riccò | GE | 7 | 7885 | 23619 |
Mignanego | GE | 7 | 3675 | 27294 |
Ronco Scrivia | GE | 7 | 4417 | 31711 |
Sant'Olcese | GE | 8 | 5906 | 37617 |
Campomorone | GE | 10 | 6996 | 44613 |
Ceranesi | GE | 10 | 3875 | 48488 |
Fraconalto | AL | 11 | 336 | 48824 |
Mongiardino Ligure | AL | 11 | 165 | 48989 |
Isola del Cantone | GE | 11 | 1540 | 50529 |
Davagna | GE | 12 | 1884 | 52413 |
Torriglia | GE | 13 | 2311 | 54724 |
Bargagli | GE | 14 | 2708 | 57432 |
Roccaforte Ligure | AL | 14 | 136 | 57568 |
Voltaggio | AL | 15 | 738 | 58306 |
Propata | GE | 15 | 142 | 58448 |
Cabella Ligure | AL | 16 | 528 | 58976 |
Carrega Ligure | AL | 16 | 84 | 59060 |
Genova | GE | 16 | 586655 | 645715 |
Lumarzo | GE | 16 | 1535 | 647250 |
Grondona | AL | 17 | 510 | 647760 |
Arquata Scrivia | AL | 18 | 6409 | 654169 |
Rondanina | GE | 18 | 62 | 654231 |
Albera Ligure | AL | 18 | 325 | 654556 |
Rocchetta Ligure | AL | 18 | 200 | 654756 |
Carrosio | AL | 18 | 510 | 655266 |
Neirone | GE | 19 | 916 | 656182 |
Fascia | GE | 19 | 81 | 656263 |
Cantalupo Ligure | AL | 19 | 527 | 656790 |
Vignole Borbera | AL | 19 | 2182 | 658972 |
Bosio | AL | 20 | 1227 | 660199 |
Bogliasco | GE | 20 | 4488 | 664687 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2021-08-28 18:33:11 |
44.5518 | 8.9982 | 9 | 2021-08-28 18:44:27 |
Sala Sismica INGV-Roma | 94762631 |
Field | Value |
---|---|
Time (UTC) | 2021-08-28 18:33:11 ± 0.2 |
Latitude | 44.5518 ± 0.0126 |
Longitude | 8.9982 ± 0.0139 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 94762631 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1558 |
Semi-minor axis of confidence ellipse (meter) | 694 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 148 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1560.0 |
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 | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.42 |
Epicentral distance of station closest to the epicenter (degree) | 0.08723 |
Epicentral distance of station farthest from the epicenter (degree) | 0.91101 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 94762631 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-28 18:44:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.EQUI.HHZ. | 2021-08-28T18:33:40.90 | 0.6 | undecidable | manual | S | 115 | 101.121 | 50 | -0.23 | 41 |
GU.EQUI.HHZ. | 2021-08-28T18:33:29.40 | 1.0 | negative | manual | P | 115 | 101.121 | 50 | 0.87 | 17 |
IV.BOB.HHE. | 2021-08-28T18:33:26.28 | 0.1 | undecidable | manual | S | 56 | 42.8238 | 50 | 0.71 | 80 |
IV.MSSA.HHE. | 2021-08-28T18:33:26.75 | 0.1 | undecidable | manual | S | 122 | 48.7179 | 50 | -0.4 | 88 |
IV.QLNO.HHZ. | 2021-08-28T18:33:21.52 | 1.0 | positive | manual | P | 244 | 57.498 | 50 | -0.28 | 22 |
IV.MSSA.HHE. | 2021-08-28T18:33:20.56 | 0.1 | undecidable | manual | P | 122 | 48.7179 | 50 | 0.11 | 94 |
IV.BOB.HHE. | 2021-08-28T18:33:20.09 | 0.3 | undecidable | manual | P | 56 | 42.8238 | 50 | 0.55 | 64 |
GU.GORR.HHZ. | 2021-08-28T18:33:19.88 | 0.1 | undecidable | manual | S | 75 | 24.0537 | 111 | -0.38 | 92 |
GU.PCP.HHZ. | 2021-08-28T18:33:17.76 | 0.1 | negative | manual | P | 268 | 35.8419 | 50 | -0.7 | 81 |
IT.GNV.HGE. | 2021-08-28T18:33:17.88 | 0.1 | undecidable | manual | S | 201 | 14.3745 | 123 | 0.64 | 87 |
GU.GORR.HHZ. | 2021-08-28T18:33:16.27 | 0.1 | negative | manual | P | 75 | 24.0537 | 111 | -0.2 | 96 |
GU.RNCA.HHZ. | 2021-08-28T18:33:15.84 | 0.1 | undecidable | manual | S | 202 | 9.6792 | 134 | -0.14 | 100 |
GU.RNCA.HHZ. | 2021-08-28T18:33:14.01 | 0.6 | undecidable | manual | P | 202 | 9.6792 | 134 | 0 | 51 |
IT.GNV.HGE. | 2021-08-28T18:33:14.81 | 0.1 | undecidable | manual | P | 201 | 14.3745 | 123 | 0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.RNCA.HHE. | ML:1.5 | 0.000441 | 0.94 | AML | other | m | 2021-08-28T18:33:16.64 |
GU.RNCA.HHN. | ML:1.5 | 0.000438 | 0.16 | AML | other | m | 2021-08-28T18:33:16.43 |
GU.GORR.HHN. | ML:1.8 | 0.0004 | 0.52 | AML | other | m | 2021-08-28T18:33:20.40 |
GU.GORR.HHE. | ML:1.8 | 0.000383 | 0.12 | AML | other | m | 2021-08-28T18:33:21.14 |
GU.PCP.HHE. | ML:1.1 | 0.00004865 | 0.68 | AML | other | m | 2021-08-28T18:33:24.93 |
GU.PCP.HHN. | ML:1.1 | 0.00005195 | 0.48 | AML | other | m | 2021-08-28T18:33:24.44 |
GU.EQUI.HHE. | ML:1.4 | 0.00002615 | 1.28 | AML | other | m | 2021-08-28T18:33:43.26 |
GU.EQUI.HHN. | ML:1.3 | 0.000021649999999999998 | 0.34 | AML | other | m | 2021-08-28T18:33:44.26 |