A magnitude ML 2.1 earthquake occured in region: 1 km SE Garbagna (AL), on
and geographic coordinates (lat, lon) 44.7740, 9.0110 at 25 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 |
---|---|---|---|---|
Garbagna | AL | 1 | 696 | 696 |
Dernice | AL | 3 | 185 | 881 |
San Sebastiano Curone | AL | 5 | 583 | 1464 |
Avolasca | AL | 5 | 294 | 1758 |
Brignano-Frascata | AL | 5 | 456 | 2214 |
Casasco | AL | 6 | 129 | 2343 |
Cantalupo Ligure | AL | 7 | 527 | 2870 |
Borghetto di Borbera | AL | 7 | 1966 | 4836 |
Castellania | AL | 7 | 90 | 4926 |
Sant'Agata Fossili | AL | 7 | 425 | 5351 |
Momperone | AL | 8 | 223 | 5574 |
Montacuto | AL | 8 | 278 | 5852 |
Rocchetta Ligure | AL | 8 | 200 | 6052 |
Gremiasco | AL | 8 | 324 | 6376 |
Costa Vescovato | AL | 8 | 335 | 6711 |
Sardigliano | AL | 8 | 406 | 7117 |
Montegioco | AL | 9 | 313 | 7430 |
Montemarzino | AL | 9 | 341 | 7771 |
Albera Ligure | AL | 9 | 325 | 8096 |
Grondona | AL | 9 | 510 | 8606 |
Carezzano | AL | 10 | 431 | 9037 |
Gavazzana | AL | 10 | 180 | 9217 |
Cerreto Grue | AL | 10 | 323 | 9540 |
Cecima | PV | 10 | 236 | 9776 |
Roccaforte Ligure | AL | 11 | 136 | 9912 |
Bagnaria | PV | 11 | 658 | 10570 |
Paderna | AL | 11 | 220 | 10790 |
Ponte Nizza | PV | 11 | 807 | 11597 |
Cassano Spinola | AL | 12 | 1731 | 13328 |
Fabbrica Curone | AL | 12 | 656 | 13984 |
Pozzol Groppo | AL | 12 | 328 | 14312 |
Vignole Borbera | AL | 12 | 2182 | 16494 |
Stazzano | AL | 12 | 2486 | 18980 |
Berzano di Tortona | AL | 13 | 157 | 19137 |
Monleale | AL | 13 | 566 | 19703 |
Sarezzano | AL | 13 | 1171 | 20874 |
Villaromagnano | AL | 13 | 715 | 21589 |
Spineto Scrivia | AL | 13 | 337 | 21926 |
Cabella Ligure | AL | 13 | 528 | 22454 |
Villalvernia | AL | 13 | 955 | 23409 |
Volpedo | AL | 13 | 1227 | 24636 |
Serravalle Scrivia | AL | 13 | 6128 | 30764 |
Arquata Scrivia | AL | 14 | 6409 | 37173 |
Carbonara Scrivia | AL | 14 | 1122 | 38295 |
Volpeglino | AL | 14 | 148 | 38443 |
Godiasco Salice Terme | PV | 14 | 3229 | 41672 |
Isola del Cantone | GE | 15 | 1540 | 43212 |
Mongiardino Ligure | AL | 15 | 165 | 43377 |
Varzi | PV | 16 | 3279 | 46656 |
Castellar Guidobono | AL | 16 | 399 | 47055 |
Casalnoceto | AL | 16 | 980 | 48035 |
Viguzzolo | AL | 16 | 3148 | 51183 |
Rocca Susella | PV | 17 | 225 | 51408 |
Val di Nizza | PV | 17 | 624 | 52032 |
Montesegale | PV | 18 | 298 | 52330 |
Rivanazzano Terme | PV | 18 | 5312 | 57642 |
Novi Ligure | AL | 18 | 28154 | 85796 |
Tortona | AL | 18 | 27437 | 113233 |
Santa Margherita di Staffora | PV | 18 | 473 | 113706 |
Pozzolo Formigaro | AL | 18 | 4775 | 118481 |
Carrosio | AL | 19 | 510 | 118991 |
Gavi | AL | 19 | 4614 | 123605 |
Ronco Scrivia | GE | 19 | 4417 | 128022 |
Vobbia | GE | 19 | 409 | 128431 |
Tassarolo | AL | 20 | 672 | 129103 |
Retorbido | PV | 20 | 1538 | 130641 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.1 | 2013-10-20 07:51:08 |
44.7735 | 9.0108 | 25 | 2015-01-20 11:29:30 |
Bollettino Sismico Italiano INGV | 4702701 |
Reviewed Rev100 |
ML 2.3 | 2013-10-20 07:51:08 |
44.7323 | 9.0222 | 21 | 2014-10-21 12:08:56 |
Sala Sismica INGV-Roma | 4696991 |
Field | Value |
---|---|
Time (UTC) | 2013-10-20 07:51:08 ± 0.13 |
Latitude | 44.7735 ± 0.0081 |
Longitude | 9.0108 ± 0.0114 |
Depth (km) | 25 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 4702701 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 985 |
Semi-minor axis of confidence ellipse (meter) | 527 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 212 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 980.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 85 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.36 |
Epicentral distance of station closest to the epicenter (degree) | 0.25990 |
Epicentral distance of station farthest from the epicenter (degree) | 1.49018 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | 0.4 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 4696991 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2013-10-20 08:01:57 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.0 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 4702701 |
Agency | INGV |
Autore | Manually reviewed by Franco Mele |
Time of creation (UTC) | 2015-01-15 13:04:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.BHB.HHE. | 2013-10-20T07:51:46.42 | 0.6 | undecidable | manual | S | 273 | 137.7621 | 54 | -0.61 | 37 |
IV.MDI.HHE. | 2013-10-20T07:51:44.27 | 0.6 | undecidable | manual | S | 26 | 123.4875 | 97 | 0.61 | 38 |
GU.TRAV.HHZ. | 2013-10-20T07:51:44.40 | 0.3 | undecidable | manual | S | 310 | 128.4714 | 97 | -0.59 | 59 |
GU.GBOS.HHZ. | 2013-10-20T07:51:40.56 | 0.6 | undecidable | manual | S | 238 | 109.8123 | 98 | 0.5 | 41 |
CH.MMK.HHZ. | 2013-10-20T07:51:34.42 | 0.6 | undecidable | manual | P | 330 | 163.4142 | 54 | 0.67 | 33 |
GU.LSD.HHE. | 2013-10-20T07:51:34.18 | 0.6 | undecidable | manual | P | 298 | 165.4122 | 54 | 0.19 | 37 |
GU.BHB.HHE. | 2013-10-20T07:51:31.41 | 0.6 | undecidable | manual | P | 273 | 137.7621 | 54 | 0.87 | 33 |
GU.ENR.HHE. | 2013-10-20T07:51:31.39 | 0.6 | undecidable | manual | P | 245 | 139.6602 | 54 | 0.6 | 37 |
GU.RSP.HHE. | 2013-10-20T07:51:30.43 | 0.3 | undecidable | manual | P | 287 | 143.1456 | 54 | -0.79 | 51 |
IV.QLNO.HHZ. | 2013-10-20T07:51:30.30 | 0.3 | undecidable | manual | S | 227 | 72.4719 | 103 | 0.07 | 73 |
GU.TRAV.HHZ. | 2013-10-20T07:51:29.04 | 0.6 | undecidable | manual | P | 310 | 128.4714 | 97 | -0.33 | 41 |
CH.MUGIO.HHZ. | 2013-10-20T07:51:29.25 | 0.6 | undecidable | manual | P | 1 | 127.3725 | 97 | 0.04 | 43 |
IV.MDI.HHE. | 2013-10-20T07:51:28.75 | 0.3 | undecidable | manual | P | 26 | 123.4875 | 97 | 0.15 | 64 |
GU.EQUI.HHZ. | 2013-10-20T07:51:27.28 | 0.6 | undecidable | manual | P | 126 | 112.7982 | 98 | 0.31 | 43 |
IV.MSSA.HHZ. | 2013-10-20T07:51:27.90 | 0.3 | undecidable | manual | S | 142 | 64.5909 | 105 | -0.3 | 69 |
GU.GBOS.HHZ. | 2013-10-20T07:51:26.79 | 0.6 | undecidable | manual | P | 238 | 109.8123 | 98 | 0.27 | 43 |
GU.PCP.HHZ. | 2013-10-20T07:51:23.16 | 0.3 | undecidable | manual | S | 235 | 44.9217 | 112 | -0.03 | 77 |
IV.QLNO.HHZ. | 2013-10-20T07:51:21.69 | 0.3 | undecidable | manual | P | 227 | 72.4719 | 103 | 0.84 | 58 |
IV.BOB.HHZ. | 2013-10-20T07:51:21.36 | 0.1 | undecidable | manual | S | 91 | 34.4433 | 119 | 0.69 | 88 |
IV.MSSA.HHZ. | 2013-10-20T07:51:19.55 | 0.3 | undecidable | manual | P | 142 | 64.5909 | 105 | -0.12 | 72 |
GU.GORR.HHZ. | 2013-10-20T07:51:19.11 | 0.1 | undecidable | manual | S | 130 | 28.8489 | 125 | -0.31 | 99 |
GU.PCP.HHZ. | 2013-10-20T07:51:16.34 | 0.3 | undecidable | manual | P | 235 | 44.9217 | 112 | -0.44 | 71 |
IV.BOB.HHZ. | 2013-10-20T07:51:15.08 | 0.1 | undecidable | manual | P | 91 | 34.4433 | 119 | -0.25 | 100 |
GU.GORR.HHZ. | 2013-10-20T07:51:14.18 | 0.1 | undecidable | manual | P | 130 | 28.8489 | 125 | -0.42 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.GORR.HHN. | ML:2.1 | 0.000501 | 0.46 | AML | other | m | 2013-10-20T07:51:19.84 |