A magnitude Md 2.2 earthquake occured in region: 6 km E Firenzuola (FI), on
and geographic coordinates (lat, lon) 44.1280, 11.4510 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 |
---|---|---|---|---|
Firenzuola | FI | 6 | 4726 | 4726 |
Palazzuolo sul Senio | FI | 8 | 1154 | 5880 |
Castel del Rio | BO | 11 | 1246 | 7126 |
Marradi | FI | 14 | 3139 | 10265 |
Monghidoro | BO | 15 | 3749 | 14014 |
Fontanelice | BO | 17 | 1943 | 15957 |
Casola Valsenio | RA | 18 | 2617 | 18574 |
Loiano | BO | 19 | 4294 | 22868 |
Borgo San Lorenzo | FI | 20 | 18211 | 41079 |
San Benedetto Val di Sambro | BO | 20 | 4315 | 45394 |
Borgo Tossignano | BO | 20 | 3288 | 48682 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.6 |
1992-05-28 17:44:09 |
44.128 | 11.451 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 166349 |
Field | Value |
---|---|
Time (UTC) | 1992-05-28 17:44:09 ± 0.403 |
Latitude | 44.1280 ± 0.0283 |
Longitude | 11.4510 ± 0.0186 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 166349 |
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) | 3483.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 210 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00283 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00696 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 166349 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:35:35 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 166349 |
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. | 1992-05-28T17:44:36.52 | 10.0 | undecidable | manual | SG | 239 | 0.777 | -0.51 | 0.4 | |
--.CRE.Z. | 1992-05-28T17:44:32.00 | 10.0 | undecidable | manual | SG | 144 | 0.6216 | 0.07 | 0.8 | |
--.BDI.Z. | 1992-05-28T17:44:31.17 | 10.0 | undecidable | manual | SG | 264 | 0.6105 | -0.56 | 0.4 | |
--.MME.Z. | 1992-05-28T17:44:29.28 | 10.0 | undecidable | manual | SG | 277 | 0.5439 | -0.08 | 0.8 | |
--.PII.Z. | 1992-05-28T17:44:25.45 | 10.0 | negative | manual | PG | 239 | 0.777 | 0.23 | 3.1 | |
--.SFI.Z. | 1992-05-28T17:44:23.00 | 10.0 | undecidable | manual | SG | 128 | 0.3552 | -0.14 | 0.8 | |
--.CRE.Z. | 1992-05-28T17:44:22.20 | 10.0 | undecidable | manual | PG | 144 | 0.6216 | -0.25 | 1.7 | |
--.MME.Z. | 1992-05-28T17:44:21.63 | 10.0 | undecidable | manual | PG | 277 | 0.5439 | 0.84 | 0.7 | |
--.PGD.Z. | 1992-05-28T17:44:21.77 | 10.0 | undecidable | manual | SG | 142 | 0.3108 | 0.3 | 0.7 | |
--.BDI.Z. | 1992-05-28T17:44:21.63 | 10.0 | undecidable | manual | PG | 264 | 0.6105 | -0.53 | 1.1 | |
--.SFI.Z. | 1992-05-28T17:44:16.44 | 10.0 | undecidable | manual | PG | 128 | 0.3552 | -0.76 | 0.7 | |
--.PGD.Z. | 1992-05-28T17:44:16.96 | 10.0 | undecidable | manual | PG | 142 | 0.3108 | 0.73 | 0.8 |