A magnitude Md 2.1 earthquake occured in region: 2 km E San Benedetto Val di Sambro (BO), on
and geographic coordinates (lat, lon) 44.2220, 11.2630 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 |
---|---|---|---|---|
San Benedetto Val di Sambro | BO | 2 | 4315 | 4315 |
Monghidoro | BO | 4 | 3749 | 8064 |
Monzuno | BO | 6 | 6328 | 14392 |
Loiano | BO | 7 | 4294 | 18686 |
Grizzana Morandi | BO | 10 | 3916 | 22602 |
Castiglione dei Pepoli | BO | 12 | 5648 | 28250 |
Vergato | BO | 14 | 7639 | 35889 |
Marzabotto | BO | 14 | 6779 | 42668 |
Firenzuola | FI | 15 | 4726 | 47394 |
Camugnano | BO | 15 | 1885 | 49279 |
Monterenzio | BO | 16 | 6035 | 55314 |
Castel di Casio | BO | 19 | 3448 | 58762 |
Castel del Rio | BO | 19 | 1246 | 60008 |
Sasso Marconi | BO | 19 | 14735 | 74743 |
Pianoro | BO | 19 | 17460 | 92203 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 1.9 |
1992-02-12 07:00:17 |
44.222 | 11.263 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 158839 |
Field | Value |
---|---|
Time (UTC) | 1992-02-12 07:00:17 ± 0.579 |
Latitude | 44.2220 ± 0.0499 |
Longitude | 11.2630 ± 0.0259 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 158839 |
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) | 5922.3 |
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 | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00356 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00656 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 158839 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:28:24 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 158839 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.PII.Z. | 1992-02-12T07:00:43.60 | 10.0 | undecidable | manual | SG | 226 | 0.7326 | 0.44 | 0.5 | |
--.BDI.Z. | 1992-02-12T07:00:33.86 | 10.0 | undecidable | manual | SG | 251 | 0.4995 | -1.49 | 0.1 | |
--.MME.Z. | 1992-02-12T07:00:32.88 | 10.0 | undecidable | manual | SG | 265 | 0.3996 | 0.72 | 0.4 | |
--.PII.Z. | 1992-02-12T07:00:32.43 | 10.0 | undecidable | manual | PG | 226 | 0.7326 | 0.52 | 1.2 | |
--.SFI.Z. | 1992-02-12T07:00:28.00 | 10.0 | undecidable | manual | PG | 126 | 0.5217 | -0.14 | 2 | |
--.BDI.Z. | 1992-02-12T07:00:27.10 | 10.0 | undecidable | manual | PG | 251 | 0.4995 | -0.7 | 1.1 | |
--.MME.Z. | 1992-02-12T07:00:26.30 | 10.0 | undecidable | manual | PG | 265 | 0.3996 | 0.43 | 1.6 |