A magnitude Md 2.1 earthquake occured in region: 7 km SW Castel del Rio (BO), on
and geographic coordinates (lat, lon) 44.1780, 11.4340 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 |
---|---|---|---|---|
Castel del Rio | BO | 7 | 1246 | 1246 |
Firenzuola | FI | 8 | 4726 | 5972 |
Monghidoro | BO | 10 | 3749 | 9721 |
Palazzuolo sul Senio | FI | 12 | 1154 | 10875 |
Fontanelice | BO | 13 | 1943 | 12818 |
Loiano | BO | 14 | 4294 | 17112 |
Casola Valsenio | RA | 16 | 2617 | 19729 |
San Benedetto Val di Sambro | BO | 17 | 4315 | 24044 |
Monterenzio | BO | 17 | 6035 | 30079 |
Borgo Tossignano | BO | 17 | 3288 | 33367 |
Monzuno | BO | 17 | 6328 | 39695 |
Marradi | FI | 18 | 3139 | 42834 |
Casalfiumanese | BO | 20 | 3438 | 46272 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1992-05-28 12:16:56 |
44.178 | 11.434 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 166009 |
Field | Value |
---|---|
Time (UTC) | 1992-05-28 12:16:56 ± 0.556 |
Latitude | 44.1780 ± 0.0457 |
Longitude | 11.4340 ± 0.0310 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 166009 |
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) | 5646.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 220 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00324 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00599 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 166009 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:35:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CRE.Z. | 1992-05-28T12:17:21.79 | 10.0 | undecidable | manual | SG | 146 | 0.666 | 1.32 | 0 | |
--.BDI.Z. | 1992-05-28T12:17:18.92 | 10.0 | undecidable | manual | SG | 259 | 0.5994 | 0.34 | 0.6 | |
--.MME.Z. | 1992-05-28T12:17:15.52 | 10.0 | undecidable | manual | SG | 272 | 0.5217 | -0.32 | 0.6 | |
--.SFI.Z. | 1992-05-28T12:17:11.50 | 10.0 | undecidable | manual | SG | 132 | 0.3996 | -0.23 | 0.7 | |
--.CRE.Z. | 1992-05-28T12:17:09.63 | 10.0 | undecidable | manual | PG | 146 | 0.666 | -0.53 | 0.9 | |
--.PGD.Z. | 1992-05-28T12:17:09.73 | 10.0 | undecidable | manual | SG | 145 | 0.3552 | -0.55 | 0.4 | |
--.BDI.Z. | 1992-05-28T12:17:08.86 | 10.0 | undecidable | manual | PG | 259 | 0.5994 | -0.21 | 1.7 | |
--.MME.Z. | 1992-05-28T12:17:07.75 | 10.0 | undecidable | manual | PG | 272 | 0.5217 | 0.26 | 1.7 | |
--.SFI.Z. | 1992-05-28T12:17:05.50 | 10.0 | undecidable | manual | PG | 132 | 0.3996 | 0.38 | 1.4 | |
--.PGD.Z. | 1992-05-28T12:17:04.15 | 10.0 | undecidable | manual | PG | 145 | 0.3552 | -0.13 | 1.9 |