A magnitude ML 1.2 earthquake occured in region: 1 km SW Savignone (GE), on
and geographic coordinates (lat, lon) 44.5550, 8.9830 at 10 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 | 1 | 3205 | 3205 |
Casella | GE | 3 | 3144 | 6349 |
Busalla | GE | 4 | 5563 | 11912 |
Crocefieschi | GE | 5 | 548 | 12460 |
Mignanego | GE | 6 | 3675 | 16135 |
Serra Riccò | GE | 6 | 7885 | 24020 |
Ronco Scrivia | GE | 6 | 4417 | 28437 |
Montoggio | GE | 7 | 2067 | 30504 |
Valbrevenna | GE | 7 | 798 | 31302 |
Vobbia | GE | 7 | 409 | 31711 |
Sant'Olcese | GE | 8 | 5906 | 37617 |
Campomorone | GE | 9 | 6996 | 44613 |
Ceranesi | GE | 9 | 3875 | 48488 |
Fraconalto | AL | 9 | 336 | 48824 |
Isola del Cantone | GE | 10 | 1540 | 50364 |
Mongiardino Ligure | AL | 11 | 165 | 50529 |
Davagna | GE | 13 | 1884 | 52413 |
Voltaggio | AL | 13 | 738 | 53151 |
Roccaforte Ligure | AL | 14 | 136 | 53287 |
Torriglia | GE | 15 | 2311 | 55598 |
Bargagli | GE | 15 | 2708 | 58306 |
Cabella Ligure | AL | 16 | 528 | 58834 |
Grondona | AL | 16 | 510 | 59344 |
Propata | GE | 16 | 142 | 59486 |
Genova | GE | 16 | 586655 | 646141 |
Arquata Scrivia | AL | 17 | 6409 | 652550 |
Carrosio | AL | 17 | 510 | 653060 |
Carrega Ligure | AL | 17 | 84 | 653144 |
Lumarzo | GE | 17 | 1535 | 654679 |
Albera Ligure | AL | 18 | 325 | 655004 |
Rocchetta Ligure | AL | 18 | 200 | 655204 |
Bosio | AL | 18 | 1227 | 656431 |
Vignole Borbera | AL | 19 | 2182 | 658613 |
Rondanina | GE | 19 | 62 | 658675 |
Cantalupo Ligure | AL | 19 | 527 | 659202 |
Neirone | GE | 20 | 916 | 660118 |
Borghetto di Borbera | AL | 20 | 1966 | 662084 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-09-07 20:37:31 |
44.5552 | 8.9833 | 10 | 2021-09-07 20:42:50 |
Sala Sismica INGV-Roma | 95170011 |
Field | Value |
---|---|
Time (UTC) | 2021-09-07 20:37:31 ± 0.13 |
Latitude | 44.5552 ± 0.0099 |
Longitude | 8.9833 ± 0.0076 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95170011 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1101 |
Semi-minor axis of confidence ellipse (meter) | 332 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 166 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1100.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 169 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.44966 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 95170011 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-07 20:42:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CMPR.HHZ. | 2021-09-07T20:39:14.30 | 3.0 | undecidable | manual | Pn | 7.01 | 0 | |||
RF.GEPF.HHZ. | 2021-09-07T20:39:09.83 | 3.0 | undecidable | manual | Sn | 1.41 | 0 | |||
IV.PE3.EHZ. | 2021-09-07T20:38:54.36 | 3.0 | undecidable | manual | Sn | 2.11 | 0 | |||
IV.TRE1.HNZ. | 2021-09-07T20:38:29.06 | 3.0 | negative | manual | Pn | 2.4 | 0 | |||
IV.FIR.HHZ. | 2021-09-07T20:38:08.95 | 3.0 | undecidable | manual | Pg | 3.57 | 0 | |||
IV.CAPR.HNZ. | 2021-09-07T20:37:55.90 | 3.0 | undecidable | manual | P | -0.72 | 0 | |||
IV.MSSA.HHZ. | 2021-09-07T20:37:47.19 | 0.1 | undecidable | manual | S | 122 | 49.9167 | 50 | -0.23 | 92 |
GU.PCP.HHZ. | 2021-09-07T20:37:43.28 | 0.1 | undecidable | manual | S | 268 | 34.6431 | 50 | -0.06 | 98 |
IV.MSSA.HHZ. | 2021-09-07T20:37:41.19 | 0.3 | negative | manual | P | 122 | 49.9167 | 50 | 0.55 | 64 |
GU.GORR.HHZ. | 2021-09-07T20:37:40.69 | 0.1 | undecidable | manual | S | 77 | 25.0527 | 112 | -0.06 | 99 |
GU.PCP.HHZ. | 2021-09-07T20:37:38.20 | 0.1 | negative | manual | P | 268 | 34.6431 | 50 | -0.08 | 97 |
GU.GORR.HHZ. | 2021-09-07T20:37:36.76 | 0.1 | negative | manual | P | 77 | 25.0527 | 112 | -0.03 | 100 |
GU.RNCA.HHZ. | 2021-09-07T20:37:35.95 | 0.1 | undecidable | manual | S | 195 | 9.6792 | 136 | -0.24 | 98 |
IT.GNV.HGZ. | 2021-09-07T20:37:35.09 | 0.1 | undecidable | manual | P | 197 | 14.2746 | 125 | 0.22 | 98 |
GU.RNCA.HHZ. | 2021-09-07T20:37:34.44 | 0.6 | undecidable | manual | P | 195 | 9.6792 | 136 | 0.28 | 49 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.RNCA.HHN. | ML:1.0 | 0.0001315 | 0.14 | AML | other | m | 2021-09-07T20:37:36.84 |
GU.RNCA.HHE. | ML:1.0 | 0.00011449999999999999 | 0.24 | AML | other | m | 2021-09-07T20:37:37.38 |
GU.GORR.HHN. | ML:1.3 | 0.000111 | 0.46 | AML | other | m | 2021-09-07T20:37:40.92 |
GU.GORR.HHE. | ML:1.2 | 0.0001019 | 0.14 | AML | other | m | 2021-09-07T20:37:41.60 |
IV.MSSA.HHE. | ML:1.4 | 0.0000642 | 1.7 | AML | other | m | 2021-09-07T20:37:48.02 |
IV.MSSA.HHN. | ML:1.2 | 0.000037699999999999995 | 0.68 | AML | other | m | 2021-09-07T20:37:48.07 |