A magnitude ML 1.9 earthquake occured in region: 1 km SE Savignone (GE), on
and geographic coordinates (lat, lon) 44.5550, 9.0000 at 8 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 | 1 | 3205 | 3205 |
Casella | GE | 2 | 3144 | 6349 |
Crocefieschi | GE | 4 | 548 | 6897 |
Busalla | GE | 5 | 5563 | 12460 |
Valbrevenna | GE | 5 | 798 | 13258 |
Montoggio | GE | 6 | 2067 | 15325 |
Vobbia | GE | 6 | 409 | 15734 |
Ronco Scrivia | GE | 7 | 4417 | 20151 |
Serra Riccò | GE | 7 | 7885 | 28036 |
Mignanego | GE | 7 | 3675 | 31711 |
Sant'Olcese | GE | 8 | 5906 | 37617 |
Campomorone | GE | 10 | 6996 | 44613 |
Ceranesi | GE | 10 | 3875 | 48488 |
Fraconalto | AL | 10 | 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 |
Roccaforte Ligure | AL | 14 | 136 | 54860 |
Bargagli | GE | 14 | 2708 | 57568 |
Voltaggio | AL | 14 | 738 | 58306 |
Propata | GE | 15 | 142 | 58448 |
Cabella Ligure | AL | 15 | 528 | 58976 |
Carrega Ligure | AL | 16 | 84 | 59060 |
Grondona | AL | 16 | 510 | 59570 |
Lumarzo | GE | 17 | 1535 | 61105 |
Genova | GE | 17 | 586655 | 647760 |
Arquata Scrivia | AL | 17 | 6409 | 654169 |
Albera Ligure | AL | 17 | 325 | 654494 |
Rocchetta Ligure | AL | 17 | 200 | 654694 |
Rondanina | GE | 17 | 62 | 654756 |
Carrosio | AL | 18 | 510 | 655266 |
Cantalupo Ligure | AL | 19 | 527 | 655793 |
Fascia | GE | 19 | 81 | 655874 |
Neirone | GE | 19 | 916 | 656790 |
Vignole Borbera | AL | 19 | 2182 | 658972 |
Bosio | AL | 19 | 1227 | 660199 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2021-09-30 00:02:52 |
44.5552 | 8.9997 | 8 | 2022-03-30 13:04:08 |
Bollettino Sismico Italiano INGV | 96205381 |
Reviewed Rev100 |
ML 1.8 | 2021-09-30 00:02:52 |
44.5472 | 9.0057 | 8 | 2021-09-30 00:13:32 |
Sala Sismica INGV-Roma | 96048001 |
Field | Value |
---|---|
Time (UTC) | 2021-09-30 00:02:52 ± 0.09 |
Latitude | 44.5552 ± 0.0063 |
Longitude | 8.9997 ± 0.0063 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 96205381 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 653 |
Semi-minor axis of confidence ellipse (meter) | 378 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 160 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 650.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 67 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 26 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.91101 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 96048001 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-30 00:13:32 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 96205381 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-10-04 12:48:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PE3.EHZ. | 2021-09-30T00:04:10.03 | 3.0 | undecidable | manual | Sn | 2.42 | 0 | |||
IV.LPEL.HHZ. | 2021-09-30T00:04:07.85 | 3.0 | undecidable | manual | Pn | 7.41 | 0 | |||
TV.SF04.EHZ. | 2021-09-30T00:04:05.62 | 3.0 | undecidable | manual | Sn | 0.11 | 0 | |||
IV.NDIM.HHZ. | 2021-09-30T00:03:22.65 | 3.0 | negative | manual | P | 5.14 | 0 | |||
GU.EQUI.HHZ. | 2021-09-30T00:03:22.78 | 0.6 | undecidable | manual | S | 115 | 101.121 | 50 | -0.17 | 41 |
GU.RORO.HHE. | 2021-09-30T00:03:19.97 | 0.3 | undecidable | manual | S | 237 | 88.8444 | 50 | 0.31 | 61 |
GU.GRAM.HHZ. | 2021-09-30T00:03:18.79 | 0.6 | undecidable | manual | S | 94 | 84.5487 | 50 | 0.27 | 41 |
GU.CANO.HHZ. | 2021-09-30T00:03:15.39 | 0.3 | undecidable | manual | S | 238 | 71.6727 | 50 | 0.3 | 63 |
GU.EQUI.HHZ. | 2021-09-30T00:03:10.60 | 0.3 | undecidable | manual | P | 115 | 101.121 | 50 | 0.36 | 59 |
GU.GRAM.HHZ. | 2021-09-30T00:03:08.08 | 0.3 | undecidable | manual | P | 94 | 84.5487 | 50 | 0.39 | 60 |
IV.MSSA.HHZ. | 2021-09-30T00:03:08.37 | 0.3 | undecidable | manual | S | 123 | 48.8178 | 50 | -0.61 | 60 |
IV.PLMA.HHE. | 2021-09-30T00:03:08.56 | 0.6 | undecidable | manual | P | 129 | 87.9453 | 50 | 0.35 | 40 |
GU.RORO.HHE. | 2021-09-30T00:03:08.01 | 0.3 | undecidable | manual | P | 237 | 88.8444 | 50 | -0.34 | 61 |
IV.BOB.HNE. | 2021-09-30T00:03:07.75 | 0.3 | undecidable | manual | S | 56 | 42.5241 | 50 | 0.45 | 43 |
IV.SARZ.HHZ. | 2021-09-30T00:03:05.62 | 0.6 | undecidable | manual | S | 349 | 35.2425 | 50 | 0.25 | 45 |
GU.CANO.HHZ. | 2021-09-30T00:03:05.42 | 0.6 | undecidable | manual | P | 238 | 71.6727 | 50 | -0.29 | 42 |
IV.QLNO.HHE. | 2021-09-30T00:03:03.10 | 0.3 | undecidable | manual | P | 244 | 57.7977 | 50 | -0.46 | 63 |
GU.ROTM.HHZ. | 2021-09-30T00:03:03.87 | 0.3 | undecidable | manual | P | 303 | 60.5949 | 50 | -0.12 | 67 |
IV.BOB.HNE. | 2021-09-30T00:03:01.42 | 0.1 | undecidable | manual | P | 56 | 42.5241 | 50 | 0.21 | 90 |
GU.GORR.HHZ. | 2021-09-30T00:03:01.33 | 0.3 | undecidable | manual | S | 76 | 23.8539 | 109 | -0.32 | 69 |
IV.MSSA.HHZ. | 2021-09-30T00:03:01.93 | 0.3 | undecidable | manual | P | 123 | 48.8178 | 50 | -0.25 | 67 |
IV.SARZ.HHZ. | 2021-09-30T00:03:00.52 | 0.3 | undecidable | manual | P | 349 | 35.2425 | 50 | 0.43 | 66 |
GU.PCP.HHZ. | 2021-09-30T00:02:59.41 | 0.1 | negative | manual | P | 268 | 35.9418 | 50 | -0.78 | 77 |
GU.GENL.EHN. | 2021-09-30T00:02:59.63 | 0.3 | undecidable | manual | S | 188 | 16.7721 | 116 | 0.26 | 70 |
IT.GNV.HGE. | 2021-09-30T00:02:58.91 | 0.6 | undecidable | manual | S | 201 | 14.6742 | 119 | 0.17 | 48 |
GU.RNCA.HHZ. | 2021-09-30T00:02:57.42 | 0.1 | undecidable | manual | S | 202 | 10.0788 | 130 | 0 | 100 |
GU.GORR.HHZ. | 2021-09-30T00:02:57.67 | 0.1 | undecidable | manual | P | 76 | 23.8539 | 109 | -0.27 | 92 |
IT.GNV.HGE. | 2021-09-30T00:02:56.38 | 0.1 | undecidable | manual | P | 201 | 14.6742 | 119 | 0.11 | 97 |
GU.GENL.EHN. | 2021-09-30T00:02:56.74 | 0.3 | undecidable | manual | P | 188 | 16.7721 | 116 | 0.11 | 73 |
GU.RNCA.HHZ. | 2021-09-30T00:02:55.57 | 0.1 | undecidable | manual | P | 202 | 10.0788 | 130 | 0.07 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.RNCA.HHE. | ML:1.9 | 0.0010625 | 0.14 | AML | other | m | 2021-09-30T00:02:57.46 |
GU.RNCA.HHN. | ML:2.0 | 0.0013399999999999998 | 0.14 | AML | other | m | 2021-09-30T00:02:57.93 |
GU.GORR.HHE. | ML:1.7 | 0.00032299999999999994 | 0.58 | AML | other | m | 2021-09-30T00:03:02.30 |
GU.GORR.HHN. | ML:1.7 | 0.0003285 | 0.96 | AML | other | m | 2021-09-30T00:03:03.61 |
IV.MSSA.HHE. | ML:2.1 | 0.0003445 | 0.1 | AML | other | m | 2021-09-30T00:03:09.33 |
IV.SARZ.HHE. | ML:1.7 | 0.000194 | 1.26 | AML | other | m | 2021-09-30T00:03:09.80 |
IV.MSSA.HHN. | ML:2.0 | 0.0002415 | 0.1 | AML | other | m | 2021-09-30T00:03:10.29 |
IV.SARZ.HHN. | ML:1.8 | 0.0002385 | 1.14 | AML | other | m | 2021-09-30T00:03:10.67 |