A magnitude Md 2.5 earthquake occured in region: 2 km SW Masone (GE), on
and geographic coordinates (lat, lon) 44.4900, 8.7010 at 5 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 |
---|---|---|---|---|
Masone | GE | 2 | 3679 | 3679 |
Campo Ligure | GE | 6 | 2955 | 6634 |
Mele | GE | 6 | 2725 | 9359 |
Tiglieto | GE | 8 | 546 | 9905 |
Rossiglione | GE | 9 | 2779 | 12684 |
Urbe | SV | 9 | 700 | 13384 |
Arenzano | GE | 10 | 11519 | 24903 |
Cogoleto | GE | 12 | 9172 | 34075 |
Campomorone | GE | 15 | 6996 | 41071 |
Belforte Monferrato | AL | 15 | 515 | 41586 |
Ceranesi | GE | 16 | 3875 | 45461 |
Lerma | AL | 16 | 869 | 46330 |
Casaleggio Boiro | AL | 16 | 372 | 46702 |
Molare | AL | 17 | 2181 | 48883 |
Sassello | SV | 17 | 1777 | 50660 |
Tagliolo Monferrato | AL | 17 | 1581 | 52241 |
Ovada | AL | 17 | 11477 | 63718 |
Cassinelle | AL | 17 | 914 | 64632 |
Mornese | AL | 17 | 737 | 65369 |
Varazze | SV | 17 | 13251 | 78620 |
Mignanego | GE | 18 | 3675 | 82295 |
Fraconalto | AL | 18 | 336 | 82631 |
Voltaggio | AL | 18 | 738 | 83369 |
Cremolino | AL | 19 | 1086 | 84455 |
Serra Riccò | GE | 19 | 7885 | 92340 |
Bosio | AL | 19 | 1227 | 93567 |
Stella | SV | 19 | 3009 | 96576 |
Morbello | AL | 20 | 402 | 96978 |
Montaldeo | AL | 20 | 265 | 97243 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 1.8 |
2004-08-03 23:35:57 |
44.49 | 8.701 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 502549 |
Field | Value |
---|---|
Time (UTC) | 2004-08-03 23:35:57 ± 0.153 |
Latitude | 44.4900 ± 0.0148 |
Longitude | 8.7010 ± 0.0130 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 502549 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1941.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 105 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00405 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01360 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 6 |
Type of magnitude | Md |
Reference to an origin | 502549 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 01:00:38 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 502549 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.BDI.Z. | 2004-08-03T23:36:43.42 | 10.0 | undecidable | manual | SN | 106 | 1.4208 | 0.51 | 0.4 | |
--.GSCL.Z. | 2004-08-03T23:36:41.45 | 10.0 | undecidable | manual | SN | 94 | 1.3431 | 0.16 | 0.6 | |
--.ERBM.Z. | 2004-08-03T23:36:38.21 | 10.0 | undecidable | manual | SN | 92 | 1.221 | 0.03 | 0.7 | |
--.ORO.Z. | 2004-08-03T23:36:38.55 | 10.0 | undecidable | manual | SN | 335 | 1.2432 | -0.15 | 0.7 | |
--.IMI.Z. | 2004-08-03T23:36:26.14 | 10.0 | undecidable | manual | SG | 224 | 0.8214 | -0.27 | 0.7 | |
--.PII.Z. | 2004-08-03T23:36:25.30 | 10.0 | undecidable | manual | PN | 119 | 1.5096 | 0.38 | 1.2 | |
--.BDI.Z. | 2004-08-03T23:36:23.35 | 10.0 | undecidable | manual | PN | 106 | 1.4208 | -0.27 | 1.4 | |
--.GSCL.Z. | 2004-08-03T23:36:22.92 | 10.0 | undecidable | manual | PN | 94 | 1.3431 | 0.24 | 1.5 | |
--.ORO.Z. | 2004-08-03T23:36:21.93 | 10.0 | undecidable | manual | PN | 335 | 1.2432 | 0.75 | 0.6 | |
--.ERBM.Z. | 2004-08-03T23:36:21.22 | 10.0 | positive | manual | PN | 92 | 1.221 | 0.34 | 2.9 | |
--.BOB.Z. | 2004-08-03T23:36:18.67 | 10.0 | undecidable | manual | SG | 61 | 0.5883 | -0.67 | 0.3 | |
--.FIN.Z. | 2004-08-03T23:36:14.60 | 10.0 | undecidable | manual | SG | 231 | 0.444 | -0.52 | 0.5 | |
--.IMI.Z. | 2004-08-03T23:36:13.69 | 10.0 | undecidable | manual | PG | 224 | 0.8214 | -0.4 | 1.4 | |
--.BOB.Z. | 2004-08-03T23:36:08.82 | 10.0 | undecidable | manual | PG | 61 | 0.5883 | -1.19 | 0.1 | |
--.FIN.Z. | 2004-08-03T23:36:07.43 | 10.0 | undecidable | manual | PG | 231 | 0.444 | 0.17 | 1.8 |