A magnitude ML 1.2 earthquake occured in region: 2 km SW Firenzuola (FI), on
and geographic coordinates (lat, lon) 44.1070, 11.3640 at 12 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 | 2 | 4726 | 4726 |
Monghidoro | BO | 13 | 3749 | 8475 |
Palazzuolo sul Senio | FI | 15 | 1154 | 9629 |
Barberino di Mugello | FI | 15 | 10836 | 20465 |
San Benedetto Val di Sambro | BO | 16 | 4315 | 24780 |
Scarperia e San Piero | FI | 16 | 12217 | 36997 |
Castel del Rio | BO | 16 | 1246 | 38243 |
Borgo San Lorenzo | FI | 17 | 18211 | 56454 |
Castiglione dei Pepoli | BO | 17 | 5648 | 62102 |
Vernio | PO | 18 | 6060 | 68162 |
Loiano | BO | 19 | 4294 | 72456 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.2 | 2021-03-12 13:59:07 |
44.1068 | 11.3637 | 12 | 2021-07-12 16:55:16 |
Bollettino Sismico Italiano INGV | 91714941 |
Reviewed Rev100 |
ML 1.1 | 2021-03-12 13:59:06 |
44.0873 | 11.3492 | 11 | 2021-03-12 14:14:00 |
Sala Sismica INGV-Roma | 88040811 |
Field | Value |
---|---|
Time (UTC) | 2021-03-12 13:59:07 ± 0.25 |
Latitude | 44.1068 ± 0.0090 |
Longitude | 11.3637 ± 0.0238 |
Depth (km) | 12 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 91714941 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1731 |
Semi-minor axis of confidence ellipse (meter) | 881 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 272 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1730.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 160 |
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) | 0.37 |
Epicentral distance of station closest to the epicenter (degree) | 0.05306 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28149 |
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 | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 88040811 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-12 14:14:00 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 91714941 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-22 15:26:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RINC.HHN. | 2021-03-12T13:59:17.15 | 0.6 | undecidable | manual | S | 141 | 31.2465 | 94 | -0.76 | 40 |
IV.MOCL.EHZ. | 2021-03-12T13:59:14.93 | 0.3 | undecidable | manual | S | 232 | 18.4704 | 102 | 0.4 | 71 |
IV.RONT.HHZ. | 2021-03-12T13:59:13.53 | 0.6 | undecidable | manual | S | 156 | 13.7751 | 114 | 0.21 | 49 |
IV.RINC.HHN. | 2021-03-12T13:59:13.72 | 0.3 | undecidable | manual | P | 141 | 31.2465 | 94 | 0.38 | 69 |
IV.VISG.HHZ. | 2021-03-12T13:59:12.96 | 0.6 | undecidable | manual | S | 32 | 10.6782 | 125 | 0.34 | 48 |
IV.SEI.HHZ. | 2021-03-12T13:59:11.41 | 0.6 | undecidable | manual | S | 184 | 5.8941 | 147 | -0.32 | 49 |
IV.RONT.HHZ. | 2021-03-12T13:59:11.07 | 0.3 | undecidable | manual | P | 156 | 13.7751 | 114 | 0.37 | 71 |
IV.VISG.HHZ. | 2021-03-12T13:59:10.10 | 0.1 | undecidable | manual | P | 32 | 10.6782 | 125 | -0.19 | 100 |
IV.MOCL.EHZ. | 2021-03-12T13:59:10.98 | 0.1 | undecidable | manual | P | 232 | 18.4704 | 102 | -0.41 | 94 |
IV.SEI.HHZ. | 2021-03-12T13:59:09.70 | 0.3 | undecidable | manual | P | 184 | 5.8941 | 147 | -0.08 | 78 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SEI.HHN. | ML:1.5 | 0.0004516908 | 0.2368 | AML | other | m | 2021-03-12T13:59:10.61 |
IV.SEI.HHE. | ML:1.3 | 0.00023868515 | 0.2176 | AML | other | m | 2021-03-12T13:59:11.69 |
IV.RONT.HHE. | ML:1.2 | 0.00016173137 | 0.1152 | AML | other | m | 2021-03-12T13:59:13.60 |
IV.RONT.HHN. | ML:1.4 | 0.0002267733 | 0.1792 | AML | other | m | 2021-03-12T13:59:13.98 |
IV.VISG.HHN. | ML:0.8 | 0.00006800631500000001 | 0.32 | AML | other | m | 2021-03-12T13:59:14.41 |
IV.VISG.HHE. | ML:0.7 | 0.000048264125000000006 | 0.2176 | AML | other | m | 2021-03-12T13:59:14.56 |
IV.MOCL.EHE. | ML:1.2 | 0.0001080571 | 0.096 | AML | other | m | 2021-03-12T13:59:15.27 |
IV.MOCL.EHN. | ML:1.1 | 0.0000843 | 0.68 | AML | other | m | 2021-03-12T13:59:16.42 |