A magnitude ML 2.2 earthquake occured in region: 7 km SE Fabbrica Curone (AL), on
and geographic coordinates (lat, lon) 44.6970, 9.1950 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 |
---|---|---|---|---|
Fabbrica Curone | AL | 7 | 656 | 656 |
Cabella Ligure | AL | 8 | 528 | 1184 |
Zerba | PC | 8 | 77 | 1261 |
Brallo di Pregola | PV | 8 | 599 | 1860 |
Carrega Ligure | AL | 9 | 84 | 1944 |
Santa Margherita di Staffora | PV | 9 | 473 | 2417 |
Albera Ligure | AL | 10 | 325 | 2742 |
Montacuto | AL | 10 | 278 | 3020 |
Rocchetta Ligure | AL | 11 | 200 | 3220 |
Cantalupo Ligure | AL | 12 | 527 | 3747 |
Mongiardino Ligure | AL | 12 | 165 | 3912 |
Cerignale | PC | 13 | 127 | 4039 |
Gorreto | GE | 13 | 97 | 4136 |
Menconico | PV | 13 | 360 | 4496 |
Gremiasco | AL | 13 | 324 | 4820 |
Roccaforte Ligure | AL | 13 | 136 | 4956 |
Ottone | PC | 14 | 516 | 5472 |
Dernice | AL | 14 | 185 | 5657 |
Varzi | PV | 14 | 3279 | 8936 |
San Sebastiano Curone | AL | 14 | 583 | 9519 |
Propata | GE | 15 | 142 | 9661 |
Rovegno | GE | 15 | 554 | 10215 |
Corte Brugnatella | PC | 15 | 586 | 10801 |
Fascia | GE | 15 | 81 | 10882 |
Rondanina | GE | 15 | 62 | 10944 |
Bagnaria | PV | 15 | 658 | 11602 |
Vobbia | GE | 16 | 409 | 12011 |
Bobbio | PC | 17 | 3577 | 15588 |
Brignano-Frascata | AL | 18 | 456 | 16044 |
Garbagna | AL | 18 | 696 | 16740 |
Coli | PC | 18 | 879 | 17619 |
Grondona | AL | 18 | 510 | 18129 |
Crocefieschi | GE | 18 | 548 | 18677 |
Valbrevenna | GE | 19 | 798 | 19475 |
Fontanigorda | GE | 19 | 277 | 19752 |
Ponte Nizza | PV | 19 | 807 | 20559 |
Cecima | PV | 19 | 236 | 20795 |
Romagnese | PV | 19 | 687 | 21482 |
Valverde | PV | 19 | 287 | 21769 |
Montebruno | GE | 19 | 240 | 22009 |
Isola del Cantone | GE | 20 | 1540 | 23549 |
Torriglia | GE | 20 | 2311 | 25860 |
Zavattarello | PV | 20 | 991 | 26851 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.2 | 2021-02-15 18:00:46 |
44.6972 | 9.195 | 9 | 2021-07-12 16:55:00 |
Bollettino Sismico Italiano INGV | 87669521 |
Reviewed Rev100 |
ML 2.1 | 2021-02-15 18:00:46 |
44.7018 | 9.182 | 9 | 2021-02-15 18:08:30 |
Sala Sismica INGV-Roma | 87184611 |
Field | Value |
---|---|
Time (UTC) | 2021-02-15 18:00:46 ± 0.13 |
Latitude | 44.6972 ± 0.0090 |
Longitude | 9.1950 ± 0.0089 |
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 | 87669521 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 804 |
Semi-minor axis of confidence ellipse (meter) | 763 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 142 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 800.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 117 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.38 |
Epicentral distance of station closest to the epicenter (degree) | 0.11331 |
Epicentral distance of station farthest from the epicenter (degree) | 0.83997 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 87669521 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-03-18 15:39:54 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 87184611 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-15 18:08:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.CANO.HHZ. | 2021-02-15T18:01:15.22 | 0.6 | undecidable | manual | S | 235 | 93.24 | 50 | 0.81 | 35 |
IV.MSSA.HHZ. | 2021-02-15T18:01:03.23 | 0.6 | undecidable | manual | S | 149 | 49.3173 | 50 | 0.55 | 42 |
GU.PCP.HHN. | 2021-02-15T18:01:03.96 | 0.6 | undecidable | manual | S | 252 | 54.1014 | 50 | 0.01 | 47 |
GU.CANO.HHZ. | 2021-02-15T18:01:03.41 | 0.3 | undecidable | manual | P | 235 | 93.24 | 50 | 0.79 | 52 |
GU.GRAM.HHZ. | 2021-02-15T18:00:59.80 | 0.3 | undecidable | manual | P | 108 | 72.4719 | 50 | 0.39 | 63 |
IT.GNV.HGE. | 2021-02-15T18:00:59.12 | 0.3 | undecidable | manual | S | 215 | 36.0417 | 50 | 0 | 73 |
GU.RNCA.HHE. | 2021-02-15T18:00:58.07 | 0.6 | undecidable | manual | S | 218 | 31.6461 | 105 | 0.19 | 47 |
IV.SARZ.HHE. | 2021-02-15T18:00:57.63 | 0.6 | undecidable | manual | S | 311 | 29.1486 | 107 | 0.58 | 43 |
GU.PCP.HHN. | 2021-02-15T18:00:55.82 | 0.1 | undecidable | manual | P | 252 | 54.1014 | 50 | -0.76 | 76 |
IV.MSSA.HHZ. | 2021-02-15T18:00:55.30 | 0.1 | undecidable | manual | P | 149 | 49.3173 | 50 | -0.55 | 84 |
IV.BOB.HHZ. | 2021-02-15T18:00:54.54 | 0.3 | undecidable | manual | S | 68 | 21.4674 | 112 | 0.01 | 75 |
IT.GNV.HGE. | 2021-02-15T18:00:53.52 | 0.3 | undecidable | manual | P | 215 | 36.0417 | 50 | -0.28 | 69 |
GU.GORR.HHZ. | 2021-02-15T18:00:52.19 | 0.6 | undecidable | manual | S | 142 | 12.5763 | 124 | 0.37 | 47 |
GU.RNCA.HHE. | 2021-02-15T18:00:52.65 | 0.1 | positive | manual | P | 218 | 31.6461 | 105 | -0.43 | 89 |
IV.SARZ.HHE. | 2021-02-15T18:00:52.58 | 0.3 | undecidable | manual | P | 311 | 29.1486 | 107 | -0.02 | 73 |
IV.BOB.HHZ. | 2021-02-15T18:00:51.00 | 0.1 | undecidable | manual | P | 68 | 21.4674 | 112 | -0.14 | 97 |
GU.GORR.HHZ. | 2021-02-15T18:00:49.63 | 0.1 | positive | manual | P | 142 | 12.5763 | 124 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.GORR.HHN. | ML:2.4 | 0.00275 | 0.22 | AML | other | m | 2021-02-15T18:00:52.44 |
GU.GORR.HHE. | ML:2.3 | 0.00226 | 0.88 | AML | other | m | 2021-02-15T18:00:53.50 |
IV.BOB.HHN. | ML:1.7 | 0.0003545 | 1.28 | AML | other | m | 2021-02-15T18:00:54.30 |
IV.BOB.HHE. | ML:1.7 | 0.00038500000000000003 | 1.26 | AML | other | m | 2021-02-15T18:00:55.97 |
IV.MSSA.HHE. | ML:2.4 | 0.0006215 | 0.1 | AML | other | m | 2021-02-15T18:01:03.58 |
IV.MSSA.HHN. | ML:2.2 | 0.00047599999999999997 | 0.1 | AML | other | m | 2021-02-15T18:01:03.61 |