A magnitude Md 2.0 earthquake occured in region: 6 km NW Tredozio (FC), on
and geographic coordinates (lat, lon) 44.1100, 11.6830 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 |
---|---|---|---|---|
Tredozio | FC | 6 | 1212 | 1212 |
Marradi | FI | 7 | 3139 | 4351 |
Modigliana | FC | 10 | 4560 | 8911 |
Palazzuolo sul Senio | FI | 11 | 1154 | 10065 |
Portico e San Benedetto | FC | 12 | 756 | 10821 |
Casola Valsenio | RA | 14 | 2617 | 13438 |
Rocca San Casciano | FC | 14 | 1910 | 15348 |
Brisighella | RA | 14 | 7639 | 22987 |
Dovadola | FC | 17 | 1653 | 24640 |
Premilcuore | FC | 17 | 799 | 25439 |
Castel del Rio | BO | 18 | 1246 | 26685 |
Riolo Terme | RA | 19 | 5720 | 32405 |
Fontanelice | BO | 19 | 1943 | 34348 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0 | 2004-09-19 13:14:08 |
44.11 | 11.683 | 9 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 505209 |
Field | Value |
---|---|
Time (UTC) | 2004-09-19 13:14:08 ± 0.119 |
Latitude | 44.1100 ± 0.0057 |
Longitude | 11.6830 ± 0.0048 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 505209 |
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) | 740.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 231 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
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) | 0.00154 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00364 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 505209 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 01:03:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SEI.Z. | 2004-09-19T13:14:18.00 | 10.0 | undecidable | manual | SG | 256 | 0.2331 | -0.04 | 0.5 | |
--.PGD.Z. | 2004-09-19T13:14:18.13 | 10.0 | undecidable | manual | SG | 173 | 0.2331 | 0.19 | 0.1 | |
--.FNVD.Z. | 2004-09-19T13:14:17.70 | 10.0 | undecidable | manual | PG | 278 | 0.3996 | 0.06 | 0.8 | |
--.SFI.Z. | 2004-09-19T13:14:17.90 | 10.0 | undecidable | manual | SG | 150 | 0.2331 | -0.07 | 0.4 | |
--.VMG.Z. | 2004-09-19T13:14:15.81 | 10.0 | undecidable | manual | SG | 213 | 0.1665 | -0.13 | 0.2 | |
--.SFI.Z. | 2004-09-19T13:14:13.86 | 10.0 | negative | manual | PG | 150 | 0.2331 | -0.02 | 2.5 | |
--.SEI.Z. | 2004-09-19T13:14:13.86 | 10.0 | undecidable | manual | PG | 256 | 0.2331 | -0.07 | 1 | |
--.PGD.Z. | 2004-09-19T13:14:13.86 | 10.0 | negative | manual | PG | 173 | 0.2331 | -0.01 | 2.6 | |
--.VMG.Z. | 2004-09-19T13:14:12.79 | 10.0 | undecidable | manual | PG | 213 | 0.1665 | 0.08 | 0.9 |