A magnitude ML 2.1 earthquake occured in region: 1 km W Villalvernia (AL), on
and geographic coordinates (lat, lon) 44.8190, 8.8460 at 10 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 |
---|---|---|---|---|
Villalvernia | AL | 1 | 955 | 955 |
Spineto Scrivia | AL | 3 | 337 | 1292 |
Paderna | AL | 4 | 220 | 1512 |
Carbonara Scrivia | AL | 4 | 1122 | 2634 |
Carezzano | AL | 5 | 431 | 3065 |
Villaromagnano | AL | 5 | 715 | 3780 |
Pozzolo Formigaro | AL | 6 | 4775 | 8555 |
Gavazzana | AL | 6 | 180 | 8735 |
Cassano Spinola | AL | 6 | 1731 | 10466 |
Costa Vescovato | AL | 7 | 335 | 10801 |
Sant'Agata Fossili | AL | 7 | 425 | 11226 |
Castellania | AL | 7 | 90 | 11316 |
Cerreto Grue | AL | 7 | 323 | 11639 |
Sarezzano | AL | 8 | 1171 | 12810 |
Novi Ligure | AL | 8 | 28154 | 40964 |
Sardigliano | AL | 9 | 406 | 41370 |
Tortona | AL | 9 | 27437 | 68807 |
Montegioco | AL | 9 | 313 | 69120 |
Avolasca | AL | 10 | 294 | 69414 |
Stazzano | AL | 10 | 2486 | 71900 |
Berzano di Tortona | AL | 11 | 157 | 72057 |
Pasturana | AL | 11 | 1318 | 73375 |
Serravalle Scrivia | AL | 11 | 6128 | 79503 |
Viguzzolo | AL | 11 | 3148 | 82651 |
Tassarolo | AL | 12 | 672 | 83323 |
Montemarzino | AL | 12 | 341 | 83664 |
Volpeglino | AL | 12 | 148 | 83812 |
Basaluzzo | AL | 12 | 2087 | 85899 |
Borghetto di Borbera | AL | 13 | 1966 | 87865 |
Vignole Borbera | AL | 13 | 2182 | 90047 |
Castellar Guidobono | AL | 13 | 399 | 90446 |
Casasco | AL | 13 | 129 | 90575 |
Francavilla Bisio | AL | 13 | 531 | 91106 |
Garbagna | AL | 13 | 696 | 91802 |
Fresonara | AL | 13 | 731 | 92533 |
Frugarolo | AL | 13 | 1968 | 94501 |
Monleale | AL | 13 | 566 | 95067 |
Bosco Marengo | AL | 13 | 2457 | 97524 |
Volpedo | AL | 14 | 1227 | 98751 |
Gavi | AL | 15 | 4614 | 103365 |
Arquata Scrivia | AL | 15 | 6409 | 109774 |
Momperone | AL | 15 | 223 | 109997 |
Casalnoceto | AL | 15 | 980 | 110977 |
Brignano-Frascata | AL | 16 | 456 | 111433 |
Capriata d'Orba | AL | 16 | 1904 | 113337 |
San Cristoforo | AL | 16 | 608 | 113945 |
Pozzol Groppo | AL | 16 | 328 | 114273 |
Grondona | AL | 16 | 510 | 114783 |
Predosa | AL | 16 | 2048 | 116831 |
Dernice | AL | 17 | 185 | 117016 |
Pontecurone | AL | 17 | 3723 | 120739 |
Parodi Ligure | AL | 18 | 715 | 121454 |
Casal Cermelli | AL | 18 | 1234 | 122688 |
Carrosio | AL | 18 | 510 | 123198 |
San Sebastiano Curone | AL | 18 | 583 | 123781 |
Piovera | AL | 18 | 851 | 124632 |
Castelnuovo Scrivia | AL | 18 | 5274 | 129906 |
Rivanazzano Terme | PV | 18 | 5312 | 135218 |
Castelletto d'Orba | AL | 19 | 2047 | 137265 |
Sale | AL | 19 | 4172 | 141437 |
Cecima | PV | 19 | 236 | 141673 |
Godiasco Salice Terme | PV | 19 | 3229 | 144902 |
Montaldeo | AL | 19 | 265 | 145167 |
Montecastello | AL | 19 | 321 | 145488 |
Cantalupo Ligure | AL | 19 | 527 | 146015 |
Bosio | AL | 19 | 1227 | 147242 |
Pietra Marazzi | AL | 20 | 904 | 148146 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML 2.1 |
2008-12-20 10:38:50 |
44.819 | 8.846 | 10 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 733069 |
Field | Value |
---|---|
Time (UTC) | 2008-12-20 10:38:50 ± 0.29 |
Latitude | 44.8190 ± 0.0135 |
Longitude | 8.8460 ± 0.0203 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 733069 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1632 |
Semi-minor axis of confidence ellipse (meter) | 1526 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 261 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2193.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 145 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.55 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.17991 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 733069 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 13:52:02 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 733069 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 13:52:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MCRV.HHN. | 2008-12-20T10:39:47.93 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.DOI.HHN. | 2008-12-20T10:39:27.93 | 0.6 | undecidable | manual | Sg | 255 | 130.9689 | -0.613 | 37 | |
GU.BHB.HHE. | 2008-12-20T10:39:26.40 | 0.6 | undecidable | manual | Sg | 271 | 124.5864 | -0.439 | 40 | |
GU.TRAV.HHE. | 2008-12-20T10:39:24.75 | 0.6 | undecidable | manual | Sg | 312 | 115.3956 | 0.352 | 41 | |
IV.DOI.HHN. | 2008-12-20T10:39:13.36 | 0.3 | undecidable | manual | Pg | 255 | 130.9689 | 0.731 | 53 | |
MN.VSL.HHZ. | 2008-12-20T10:39:13.43 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
GU.BHB.HHE. | 2008-12-20T10:39:11.10 | 0.3 | undecidable | manual | Pg | 271 | 124.5864 | -0.542 | 58 | |
GU.SC2M.HHN. | 2008-12-20T10:39:11.15 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
GU.TRAV.HHE. | 2008-12-20T10:39:10.63 | 0.6 | undecidable | manual | Pg | 312 | 115.3956 | 0.394 | 41 | |
GU.PCP.HHN. | 2008-12-20T10:39:04.26 | 0.1 | undecidable | manual | Sg | 218 | 38.8278 | 0.301 | 97 | |
IV.BOB.HHE. | 2008-12-20T10:38:59.57 | 0.6 | undecidable | manual | Pg | 97 | 47.7189 | -0.223 | 49 | |
GU.PCP.HHN. | 2008-12-20T10:38:58.28 | 0.1 | undecidable | manual | Pg | 218 | 38.8278 | -0.154 | 100 |