A magnitude Md 2.2 earthquake occured in region: 6 km E Monterenzio (BO), on
and geographic coordinates (lat, lon) 44.3250, 11.4850 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 |
---|---|---|---|---|
Monterenzio | BO | 6 | 6035 | 6035 |
Fontanelice | BO | 10 | 1943 | 7978 |
Borgo Tossignano | BO | 10 | 3288 | 11266 |
Casalfiumanese | BO | 11 | 3438 | 14704 |
Castel San Pietro Terme | BO | 12 | 20811 | 35515 |
Dozza | BO | 12 | 6652 | 42167 |
Castel del Rio | BO | 12 | 1246 | 43413 |
Pianoro | BO | 13 | 17460 | 60873 |
Ozzano dell'Emilia | BO | 13 | 13596 | 74469 |
Loiano | BO | 14 | 4294 | 78763 |
Casola Valsenio | RA | 16 | 2617 | 81380 |
San Lazzaro di Savena | BO | 17 | 32065 | 113445 |
Monghidoro | BO | 18 | 3749 | 117194 |
Monzuno | BO | 18 | 6328 | 123522 |
Imola | BO | 19 | 69797 | 193319 |
Castel Guelfo di Bologna | BO | 20 | 4455 | 197774 |
Riolo Terme | RA | 20 | 5720 | 203494 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.9 |
1991-10-26 07:09:15 |
44.325 | 11.485 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 152109 |
Field | Value |
---|---|
Time (UTC) | 1991-10-26 07:09:15 ± 0.309 |
Latitude | 44.3250 ± 0.0188 |
Longitude | 11.4850 ± 0.0122 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 152109 |
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) | 2304.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 260 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00429 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00696 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 152109 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:21:58 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 152109 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.CRE.Z. | 1991-10-26T07:09:42.51 | 10.0 | undecidable | manual | SG | 154 | 0.777 | -0.3 | 0.3 | |
--.BDI.Z. | 1991-10-26T07:09:39.73 | 10.0 | undecidable | manual | SG | 248 | 0.6882 | -0.15 | 0.7 | |
--.SFI.Z. | 1991-10-26T07:09:33.84 | 10.0 | undecidable | manual | SG | 148 | 0.4884 | 0.2 | 0.5 | |
--.PGD.Z. | 1991-10-26T07:09:33.46 | 10.0 | undecidable | manual | SG | 159 | 0.4773 | 0.28 | 0.4 | |
--.CRE.Z. | 1991-10-26T07:09:31.50 | 10.0 | undecidable | manual | PG | 154 | 0.777 | -0.37 | 0.5 | |
--.BDI.Z. | 1991-10-26T07:09:29.85 | 10.0 | undecidable | manual | PG | 248 | 0.6882 | 0.12 | 1.8 | |
--.SFI.Z. | 1991-10-26T07:09:26.28 | 10.0 | undecidable | manual | PG | 148 | 0.4884 | 0.15 | 1.7 | |
--.PGD.Z. | 1991-10-26T07:09:25.84 | 10.0 | undecidable | manual | PG | 159 | 0.4773 | -0.02 | 2.2 |