A magnitude ML 1.2 earthquake occured in region: 7 km W Ferriere (PC), on
and geographic coordinates (lat, lon) 44.6260, 9.4220 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 |
---|---|---|---|---|
Ferriere | PC | 7 | 1294 | 1294 |
Ottone | PC | 7 | 516 | 1810 |
Cerignale | PC | 8 | 127 | 1937 |
Santo Stefano d'Aveto | GE | 9 | 1126 | 3063 |
Corte Brugnatella | PC | 10 | 586 | 3649 |
Gorreto | GE | 10 | 97 | 3746 |
Rezzoaglio | GE | 11 | 995 | 4741 |
Zerba | PC | 12 | 77 | 4818 |
Rovegno | GE | 13 | 554 | 5372 |
Fontanigorda | GE | 13 | 277 | 5649 |
Coli | PC | 13 | 879 | 6528 |
Farini | PC | 15 | 1290 | 7818 |
Bobbio | PC | 16 | 3577 | 11395 |
Fascia | GE | 16 | 81 | 11476 |
Brallo di Pregola | PV | 17 | 599 | 12075 |
Montebruno | GE | 17 | 240 | 12315 |
Rondanina | GE | 18 | 62 | 12377 |
Carrega Ligure | AL | 19 | 84 | 12461 |
Propata | GE | 20 | 142 | 12603 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.8
ML 1.2 |
2011-05-23 01:08:09 |
44.626 | 9.422 | 10 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 1217629 |
Field | Value |
---|---|
Time (UTC) | 2011-05-23 01:08:09 ± 0.05 |
Latitude | 44.6260 ± 0.0018 |
Longitude | 9.4220 ± 0.0013 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 1217629 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 162 |
Semi-minor axis of confidence ellipse (meter) | 143 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 335 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 223.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 199 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.14299 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31656 |
Number of stations at which the event was observed | 3 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 1217629 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 23:52:39 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 1217629 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 23:52:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MSSA.HHN. | 2011-05-23T01:08:21.49 | 0.1 | undecidable | manual | Sg | 168 | 35.1426 | 0.081 | 95 | |
GU.SC2M.HHE. | 2011-05-23T01:08:18.91 | 0.1 | undecidable | manual | Sg | 160 | 26.1516 | 0.026 | 98 | |
IV.MSSA.HHN. | 2011-05-23T01:08:16.16 | 0.1 | undecidable | manual | Pg | 168 | 35.1426 | -0.098 | 95 | |
IV.BOB.HHZ. | 2011-05-23T01:08:15.67 | 0.1 | undecidable | manual | Sg | 7 | 15.873 | 0.021 | 100 | |
GU.SC2M.HHE. | 2011-05-23T01:08:14.76 | 0.1 | positive | manual | Pg | 160 | 26.1516 | -0.04 | 98 | |
IV.BOB.HHZ. | 2011-05-23T01:08:12.94 | 0.1 | undecidable | manual | Pg | 7 | 15.873 | 0.008 | 100 |