A magnitude Md 2.5 earthquake occured in region: 3 km SW Castel Bolognese (RA), on
and geographic coordinates (lat, lon) 44.2990, 11.7780 at 16 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 Bolognese | RA | 3 | 9554 | 9554 |
Riolo Terme | RA | 5 | 5720 | 15274 |
Imola | BO | 8 | 69797 | 85071 |
Faenza | RA | 9 | 58541 | 143612 |
Brisighella | RA | 9 | 7639 | 151251 |
Solarolo | RA | 9 | 4488 | 155739 |
Bagnara di Romagna | RA | 11 | 2429 | 158168 |
Mordano | BO | 11 | 4760 | 162928 |
Casalfiumanese | BO | 13 | 3438 | 166366 |
Dozza | BO | 14 | 6652 | 173018 |
Casola Valsenio | RA | 15 | 2617 | 175635 |
Borgo Tossignano | BO | 15 | 3288 | 178923 |
Modigliana | FC | 16 | 4560 | 183483 |
Cotignola | RA | 16 | 7474 | 190957 |
Castel Guelfo di Bologna | BO | 17 | 4455 | 195412 |
Massa Lombarda | RA | 17 | 10653 | 206065 |
Lugo | RA | 17 | 32390 | 238455 |
Sant'Agata sul Santerno | RA | 17 | 2862 | 241317 |
Fontanelice | BO | 18 | 1943 | 243260 |
Castel San Pietro Terme | BO | 19 | 20811 | 264071 |
Castrocaro Terme e Terra del Sole | FC | 19 | 6426 | 270497 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 1.7 |
1997-08-02 15:31:40 |
44.299 | 11.778 | 16 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 274399 |
Field | Value |
---|---|
Time (UTC) | 1997-08-02 15:31:40 ± 0.641 |
Latitude | 44.2990 ± 0.0344 |
Longitude | 11.7780 ± 0.0329 |
Depth (km) | 16 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 274399 |
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) | 4631.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 232 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00356 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01036 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 274399 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:19:18 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 274399 |
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. | 1997-08-02T15:32:15.20 | 10.0 | undecidable | manual | SN | 237 | 1.0656 | -0.33 | 0.7 | |
--.CSNT.Z. | 1997-08-02T15:32:12.51 | 10.0 | undecidable | manual | SN | 203 | 0.888 | 1.1 | 0.2 | |
--.BDI.Z. | 1997-08-02T15:32:11.20 | 10.0 | undecidable | manual | SG | 254 | 0.8769 | 0.23 | 0.8 | |
--.RSM.Z. | 1997-08-02T15:32:02.79 | 10.0 | undecidable | manual | SG | 127 | 0.5994 | 0.46 | 0.7 | |
--.ARV.Z. | 1997-08-02T15:32:02.87 | 10.0 | undecidable | manual | PN | 133 | 1.1544 | 0.82 | 0.8 | |
--.PII.Z. | 1997-08-02T15:32:00.23 | 10.0 | undecidable | manual | PN | 237 | 1.0656 | -0.61 | 1.3 | |
--.BDI.Z. | 1997-08-02T15:31:58.91 | 10.0 | undecidable | manual | PG | 254 | 0.8769 | 0.71 | 1.2 | |
--.CSNT.Z. | 1997-08-02T15:31:57.92 | 10.0 | undecidable | manual | PN | 203 | 0.888 | -0.54 | 1.5 | |
--.SFI.Z. | 1997-08-02T15:31:55.97 | 10.0 | undecidable | manual | SG | 172 | 0.3996 | 0.33 | 0.8 | |
--.RSM.Z. | 1997-08-02T15:31:52.80 | 10.0 | undecidable | manual | PG | 127 | 0.5994 | -0.41 | 1.9 | |
--.SFI.Z. | 1997-08-02T15:31:48.56 | 10.0 | undecidable | manual | PG | 172 | 0.3996 | -0.79 | 1.1 |